Routing Table Report 04:00 +10GMT Tue 01 Nov, 2005
Analysis Summary
----------------
BGP routing table entries examined: 173713
Prefixes after maximum aggregation: 98355
Unique aggregates announced to Internet: 84290
Total ASes present in the Internet Routing Table: 20786
Origin-only ASes present in the Internet Routing Table: 18062
Origin ASes announcing only one prefix: 8561
Transit ASes present in the Internet Routing Table: 2724
Transit-only ASes present in the Internet Routing Table: 73
Average AS path length visible in the Internet Routing Table: 4.5
Max AS path length visible: 24
Prefixes from unregistered ASNs in the Routing Table: 7
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 12
Number of addresses announced to Internet: 1453819424
Equivalent to 86 /8s, 167 /16s and 134 /24s
Percentage of available address space announced: 39.2
Percentage of allocated address space announced: 59.1
Percentage of available address space allocated: 66.4
Total number of prefixes smaller than registry allocations: 83283
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 36178
Total APNIC prefixes after maximum aggregation: 15792
Prefixes being announced from the APNIC address blocks: 33919
Unique aggregates announced from the APNIC address blocks: 16784
APNIC Region origin ASes present in the Internet Routing Table: 2388
APNIC Region origin ASes announcing only one prefix: 695
APNIC Region transit ASes present in the Internet Routing Table: 362
Average APNIC Region AS path length visible: 4.5
Max APNIC Region AS path length visible: 17
Number of APNIC addresses announced to Internet: 204535168
Equivalent to 12 /8s, 48 /16s and 245 /24s
Percentage of available APNIC address space announced: 75.9
APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations) 23552-24575, 37888-38911
APNIC Address Blocks 58/7, 60/7, 124/7, 126/8, 202/7, 210/7, 218/7,
220/7 and 222/8
ARIN Region Analysis Summary
----------------------------
Prefixes being announced by ARIN Region ASes: 92202
Total ARIN prefixes after maximum aggregation: 55644
Prefixes being announced from the ARIN address blocks: 71807
Unique aggregates announced from the ARIN address blocks: 27195
ARIN Region origin ASes present in the Internet Routing Table: 10296
ARIN Region origin ASes announcing only one prefix: 3805
ARIN Region transit ASes present in the Internet Routing Table: 964
Average ARIN Region AS path length visible: 4.3
Max ARIN Region AS path length visible: 17
Number of ARIN addresses announced to Internet: 273547264
Equivalent to 16 /8s, 78 /16s and 0 /24s
Percentage of available ARIN address space announced: 67.9
ARIN AS Blocks 1-1876, 1902-2042, 2044-2046, 2048-2106
(pre-ERX allocations) 2138-2584, 2615-2772, 2823-2829, 2880-3153
3354-4607, 4865-5119, 5632-6655, 6912-7466
7723-8191, 10240-12287, 13312-15359, 16384-17407
18432-20479, 21504-23551, 25600-26591,
26624-27647, 29696-30719, 31744-33791
35840-36863
ARIN Address Blocks 24/8, 63/8, 64/6, 68/7, 70/6, 74/7, 76/8,
198/7, 204/6, 208/7 and 216/8
RIPE Region Analysis Summary
----------------------------
Prefixes being announced by RIPE Region ASes: 33743
Total RIPE prefixes after maximum aggregation: 22833
Prefixes being announced from the RIPE address blocks: 30753
Unique aggregates announced from the RIPE address blocks: 20567
RIPE Region origin ASes present in the Internet Routing Table: 7247
RIPE Region origin ASes announcing only one prefix: 3812
RIPE Region transit ASes present in the Internet Routing Table: 1213
Average RIPE Region AS path length visible: 5.0
Max RIPE Region AS path length visible: 21
Number of RIPE addresses announced to Internet: 221670848
Equivalent to 13 /8s, 54 /16s and 109 /24s
Percentage of available RIPE address space announced: 66.1
RIPE AS Blocks 1877-1901, 2043, 2047, 2107-2136, 2585-2614
(pre-ERX allocations) 2773-2822, 2830-2879, 3154-3353, 5377-5631
6656-6911, 8192-9215, 12288-13311, 15360-16383
20480-21503, 24576-25599, 28672-29695
30720-31743, 33792-35839, 38912-39935
RIPE Address Blocks 62/8, 80/5, 88/6, 188/8, 193/8, 194/7, 212/7
and 217/8
LACNIC Region Analysis Summary
------------------------------
Prefixes being announced by LACNIC Region ASes: 9768
Total LACNIC prefixes after maximum aggregation: 3262
Prefixes being announced from the LACNIC address blocks: 8069
Unique aggregates announced from the LACNIC address blocks: 4670
LACNIC Region origin ASes present in the Internet Routing Table: 645
LACNIC Region origin ASes announcing only one prefix: 207
LACNIC Region transit ASes present in the Internet Routing Table: 125
Average LACNIC Region AS path length visible: 5.3
Max LACNIC Region AS path length visible: 24
Number of LACNIC addresses announced to Internet: 22437888
Equivalent to 1 /8s, 86 /16s and 96 /24s
Percentage of available LACNIC address space announced: 33.4
LACNIC AS Blocks 26592-26623, 27648-28671, plus ERX transfers
LACNIC Address Blocks 189/8, 190/8, 200/7
AfriNIC Region Analysis Summary
-------------------------------
Prefixes being announced by AfriNIC Region ASes: 1811
Total AfriNIC prefixes after maximum aggregation: 824
Prefixes being announced from the AfriNIC address blocks: 1128
Unique aggregates announced from the AfriNIC address blocks: 829
AfriNIC Region origin ASes present in the Internet Routing Table: 141
AfriNIC Region origin ASes announcing only one prefix: 42
AfriNIC Region transit ASes present in the Internet Routing Table: 19
Average AfriNIC Region AS path length visible: 4.5
Max AfriNIC Region AS path length visible: 12
Number of AfriNIC addresses announced to Internet: 2848768
Equivalent to 0 /8s, 43 /16s and 120 /24s
Percentage of available AfriNIC address space announced: 8.5
AfriNIC AS Blocks 36864-37887 & ERX transfers
AfriNIC Address Blocks 41/8, 196/8
APNIC Region per AS prefix count summary
----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
4134 1008 6318 214 CHINANET-BACKBONE
9583 818 77 12 Sify Limited
1221 751 1327 518 Telstra Pty Ltd
4755 743 259 67 Videsh Sanchar Nigam Ltd. Aut
4766 623 3927 291 Korea Telecom (KIX)
7545 511 108 70 TPG Internet Pty Ltd
17676 470 6819 100 Softbank BB Corp.
9443 392 87 78 Primus Telecommunications
9498 388 211 58 BHARTI BT INTERNET LTD.
17488 366 22 10 Hathway IP Over Cable Interne
2907 339 1763 316 SINET Japan
17557 333 25 163 Pakistan Telecom
7474 331 258 227 SingTel Optus Pty Ltd
4802 329 72 154 Wantree Development
9929 326 216 45 China Netcom Corp.
18302 295 109 168 SK Global co., Ltd
9837 275 79 176 Powertel Ltd
17974 272 65 16 PT TELEKOMUNIKASI INDONESIA
18101 267 68 19 Reliance Infocom Ltd Internet
703 254 259 210 UUNET - Commercial IP service
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
7018 1486 6324 977 AT&T WorldNet Services
4323 1191 705 232 Time Warner Telecom
721 1077 21922 311 DLA Systems Automation Center
174 1040 5846 981 Cogent Communications
701 1001 8152 841 UUNET Technologies, Inc.
6197 950 403 491 BellSouth Network Solutions,
2386 924 545 688 AT&T Data Communications Serv
18566 867 240 7 Covad Communications
1239 850 2850 598 Sprint
209 646 3572 511 Qwest
20115 633 515 334 Charter Communications
3602 567 131 109 Sprint Canada, Inc.
19916 563 49 54 OLM LLC
855 554 247 64 Canadian Research Network
22773 546 1352 27 Cox Communications, Inc.
3356 529 10638 405 Level 3 Communications, LLC
19262 522 1529 141 Verizon Global Networks
5668 482 147 23 CenturyTel Internet Holdings,
6198 482 577 211 BellSouth Network Solutions,
3561 475 2408 402 Savvis
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
702 605 1960 478 UUNET - Commercial IP service
3301 305 1085 291 TeliaNet Sweden
3320 286 3231 241 Deutsche Telekom AG
8220 269 475 264 COLT Telecommunications
680 244 2040 239 DFN-IP service G-WiN
8708 238 274 223 Romania Data Systems S.A.
3246 227 475 220 Song Networks
6746 197 51 169 Dynamic Network Technologies,
1257 190 712 168 SWIPnet Swedish IP Network
5515 182 840 128 Sonera Solution Autonomous Sy
3269 181 1734 69 TELECOM ITALIA
786 175 1795 175 The JANET IP Service
5400 170 318 140 BT Ignite European Backbone
6830 161 669 33 UPC Distribution Services
3300 160 170 92 AUCS Communications Services
8866 160 37 9 Bulgarian Telecommunication C
25186 151 227 106 France Telecom Transpac's Tra
3215 143 1237 78 France Telecom Transpac
24863 143 37 6 LINKdotNET AS number
3352 137 1384 33 Ibernet, Internet Access Netw
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
8151 384 641 165 UniNet S.A. de C.V.
16814 295 18 12 NSS, S.A.
11172 278 88 67 Servicios Alestra S.A de C.V
11664 199 22 13 Keytech SA
19632 196 14 5 Metropolis Intercom S.A.
14117 184 11 6 Telefonica del Sur S.A.
22047 170 128 7 VTR PUNTO NET S.A.
6147 161 118 21 Telefonica Del Peru
7303 143 68 20 Telecom Argentina Stet-France
11556 133 64 3 Cable-Wireless Panama
19169 122 8 27 Telconet
6505 121 89 85 Global One Communicaoes Ltda
10481 121 48 8 Prima S.A.
13999 121 52 9 Mega Cable S.A. de C.V.
18822 112 7 13 TELEFONICA MANQUEHUE
5639 111 12 9 Telecommunications Services o
21826 111 14 19 INTERCABLE
6503 108 147 75 AVANTEL, S.A.
11311 99 8 10 Sinectis S.A.
23216 92 23 12 RAMtelecom Telecomunicaciones
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
3741 269 708 227 The Internet Solution
8452 135 44 7 TEDATA
5536 123 8 12 Internet Egypt Network
2018 93 295 85 Tertiary Education Network
15475 82 84 4 Nile Online
2905 78 211 71 The Internetworking Company o
6713 71 71 10 Itissalat Al-MAGHRIB
20928 61 16 2 Noor Advanced Technologies AS
24835 58 34 6 RAYA Telecom - Egypt
5713 37 149 33 Telkom SA Ltd
12455 35 6 3 Jambonet Autonomous system
15706 31 8 3 Sudatel Internet Exchange Aut
33774 31 3 22 AS Number for Telecom Algeria
8524 25 1 4 AUCEGYPT Autonomous System
16637 24 10 21 Johnnic e-Ventures
10798 22 1 13 Standard Bank of South Africa
21280 21 4 4 Swift Global Kenya Ltd.Is an
23889 19 5 9 MAURITIUS TELECOM
12258 17 3 11 Vodacom Internet Company
15804 17 2 1 AS of The Way Out Internet So
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4323 1191 959 Time Warner Telecom
18566 867 860 Covad Communications
9583 818 806 Sify Limited
4134 1008 794 CHINANET-BACKBONE
721 1077 766 DLA Systems Automation Center
4755 743 676 Videsh Sanchar Nigam Ltd. Aut
22773 546 519 Cox Communications, Inc.
19916 563 509 OLM LLC
855 554 490 Canadian Research Network
6197 950 459 BellSouth Network Solutions,
5668 482 459 CenturyTel Internet Holdings,
3602 567 458 Sprint Canada, Inc.
7545 511 441 TPG Internet Pty Ltd
19262 522 381 Verizon Global Networks
17676 470 370 Softbank BB Corp.
17488 366 356 Hathway IP Over Cable Interne
11492 366 355 Cable One
6467 397 349 E.Spire Communications, Inc.
812 368 343 Rogers WAVE
4766 623 332 Korea Telecom (KIX)
List of Unregistered ASNs (Global)
----------------------------------
Bad AS Designation Network Transit AS Description
65003 PRIVATE 57.250.244.0/24 13879 SITA-EQUANT
65002 PRIVATE 64.119.148.0/22 19406 Towerstream
65205 PRIVATE 152.163.5.0/24 2056 America Online
64512 PRIVATE 170.51.242.0/24 19037 CTI Compania de Tele
65111 PRIVATE 194.165.131.0/24 8376 GO-JOR Autonomous Sy
24413 UNALLOCATED 202.46.32.0/19 17623 China Netcom Corp.
18428 UNALLOCATED 203.91.0.0/24 9505 Taiwan Internet Gate
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
132.0.0.0/10 721 DLA Systems Automation Center
137.0.0.0/13 721 DLA Systems Automation Center
158.0.0.0/13 721 DLA Systems Automation Center
192.43.230.0/24 7575 Australian Academic and Rease
192.44.0.0/24 5501 Fraunhofer Gesellschaft
192.44.0.0/19 702 UUNET - Commercial IP service
192.70.164.0/24 25689 National Research Council of
192.72.0.0/18 4780 Digital United Inc.
192.72.0.0/16 4780 Digital United Inc.
192.84.205.0/24 719 LANLINK autonomous system
192.119.135.0/24 270 NASA
192.172.0.0/19 721 DLA Systems Automation Center
Number of prefixes announced per prefix length (Global)
-------------------------------------------------------
/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:18 /9:5 /10:8 /11:17 /12:79
/13:184 /14:337 /15:654 /16:8599 /17:2859 /18:4800
/19:10928 /20:12003 /21:10075 /22:13354 /23:14395 /24:94483
/25:330 /26:280 /27:191 /28:33 /29:11 /30:38
/31:3 /32:29
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
18566 851 867 Covad Communications
6197 775 950 BellSouth Network Solutions,
7018 721 1486 AT&T WorldNet Services
9583 641 818 Sify Limited
2386 637 924 AT&T Data Communications Serv
4323 569 1191 Time Warner Telecom
19916 557 563 OLM LLC
855 434 554 Canadian Research Network
4766 429 623 Korea Telecom (KIX)
5668 384 482 CenturyTel Internet Holdings,
702 383 605 UUNET - Commercial IP service
7011 383 443 Citizens Utilities
1239 362 850 Sprint
11492 358 366 Cable One
6198 345 482 BellSouth Network Solutions,
6517 322 348 Yipes Communications, Inc.
15270 317 344 PaeTec.net -a division of Pae
13609 288 329 Choice One Communications Inc
701 281 1001 UUNET Technologies, Inc.
18302 280 295 SK Global co., Ltd
Number of /24s announced per /8 block (Global)
----------------------------------------------
4:3 8:30 12:1610 13:1 15:11 16:3
17:3 18:3 20:41 24:575 30:2 32:68
38:167 40:54 44:3 47:3 52:4 55:1
56:3 57:36 58:96 59:90 60:147 61:786
62:790 63:1890 64:2948 65:2118 66:2968 67:637
68:655 69:1283 70:216 71:33 72:417 80:656
81:591 82:514 83:309 84:299 85:378 86:153
87:72 125:27 128:156 129:166 130:98 131:307
132:35 133:1 134:148 135:40 136:164 137:67
138:165 139:70 140:471 141:141 142:401 143:143
144:221 145:34 146:298 147:131 148:269 149:198
150:108 151:68 152:112 153:93 154:5 155:144
156:79 157:113 158:149 159:178 160:87 161:76
162:235 163:146 164:190 165:187 166:155 167:255
168:455 169:144 170:311 171:12 190:1 192:5736
193:3327 194:2438 195:1567 196:704 198:3912 199:3252
200:4238 201:409 202:6197 203:6520 204:3826 205:2046
206:2452 207:2848 208:2025 209:3444 210:1728 211:839
212:1238 213:1344 214:313 215:42 216:3871 217:1159
218:218 219:131 220:511 221:298 222:129
End of report
Routing Table Report 04:00 +10GMT Mon 31 Oct, 2005
Analysis Summary
----------------
BGP routing table entries examined: 173528
Prefixes after maximum aggregation: 98279
Unique aggregates announced to Internet: 84131
Total ASes present in the Internet Routing Table: 20774
Origin-only ASes present in the Internet Routing Table: 18056
Origin ASes announcing only one prefix: 8563
Transit ASes present in the Internet Routing Table: 2718
Transit-only ASes present in the Internet Routing Table: 74
Average AS path length visible in the Internet Routing Table: 4.5
Max AS path length visible: 24
Prefixes from unregistered ASNs in the Routing Table: 10
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 12
Number of addresses announced to Internet: 1453201952
Equivalent to 86 /8s, 158 /16s and 26 /24s
Percentage of available address space announced: 39.2
Percentage of allocated address space announced: 59.0
Percentage of available address space allocated: 66.4
Total number of prefixes smaller than registry allocations: 83218
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 36188
Total APNIC prefixes after maximum aggregation: 15806
Prefixes being announced from the APNIC address blocks: 33932
Unique aggregates announced from the APNIC address blocks: 16775
APNIC Region origin ASes present in the Internet Routing Table: 2390
APNIC Region origin ASes announcing only one prefix: 697
APNIC Region transit ASes present in the Internet Routing Table: 366
Average APNIC Region AS path length visible: 4.4
Max APNIC Region AS path length visible: 17
Number of APNIC addresses announced to Internet: 204535424
Equivalent to 12 /8s, 48 /16s and 246 /24s
Percentage of available APNIC address space announced: 75.9
APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations) 23552-24575, 37888-38911
APNIC Address Blocks 58/7, 60/7, 124/7, 126/8, 202/7, 210/7, 218/7,
220/7 and 222/8
ARIN Region Analysis Summary
----------------------------
Prefixes being announced by ARIN Region ASes: 92044
Total ARIN prefixes after maximum aggregation: 55571
Prefixes being announced from the ARIN address blocks: 71717
Unique aggregates announced from the ARIN address blocks: 27165
ARIN Region origin ASes present in the Internet Routing Table: 10290
ARIN Region origin ASes announcing only one prefix: 3803
ARIN Region transit ASes present in the Internet Routing Table: 961
Average ARIN Region AS path length visible: 4.3
Max ARIN Region AS path length visible: 17
Number of ARIN addresses announced to Internet: 273467904
Equivalent to 16 /8s, 76 /16s and 202 /24s
Percentage of available ARIN address space announced: 67.9
ARIN AS Blocks 1-1876, 1902-2042, 2044-2046, 2048-2106
(pre-ERX allocations) 2138-2584, 2615-2772, 2823-2829, 2880-3153
3354-4607, 4865-5119, 5632-6655, 6912-7466
7723-8191, 10240-12287, 13312-15359, 16384-17407
18432-20479, 21504-23551, 25600-26591,
26624-27647, 29696-30719, 31744-33791
35840-36863
ARIN Address Blocks 24/8, 63/8, 64/6, 68/7, 70/6, 74/7, 76/8,
198/7, 204/6, 208/7 and 216/8
RIPE Region Analysis Summary
----------------------------
Prefixes being announced by RIPE Region ASes: 33734
Total RIPE prefixes after maximum aggregation: 22819
Prefixes being announced from the RIPE address blocks: 30745
Unique aggregates announced from the RIPE address blocks: 20526
RIPE Region origin ASes present in the Internet Routing Table: 7241
RIPE Region origin ASes announcing only one prefix: 3814
RIPE Region transit ASes present in the Internet Routing Table: 1208
Average RIPE Region AS path length visible: 5.1
Max RIPE Region AS path length visible: 21
Number of RIPE addresses announced to Internet: 221629376
Equivalent to 13 /8s, 53 /16s and 203 /24s
Percentage of available RIPE address space announced: 66.1
RIPE AS Blocks 1877-1901, 2043, 2047, 2107-2136, 2585-2614
(pre-ERX allocations) 2773-2822, 2830-2879, 3154-3353, 5377-5631
6656-6911, 8192-9215, 12288-13311, 15360-16383
20480-21503, 24576-25599, 28672-29695
30720-31743, 33792-35839, 38912-39935
RIPE Address Blocks 62/8, 80/5, 88/6, 188/8, 193/8, 194/7, 212/7
and 217/8
LACNIC Region Analysis Summary
------------------------------
Prefixes being announced by LACNIC Region ASes: 9748
Total LACNIC prefixes after maximum aggregation: 3259
Prefixes being announced from the LACNIC address blocks: 8049
Unique aggregates announced from the LACNIC address blocks: 4647
LACNIC Region origin ASes present in the Internet Routing Table: 644
LACNIC Region origin ASes announcing only one prefix: 207
LACNIC Region transit ASes present in the Internet Routing Table: 124
Average LACNIC Region AS path length visible: 5.2
Max LACNIC Region AS path length visible: 24
Number of LACNIC addresses announced to Internet: 22388480
Equivalent to 1 /8s, 85 /16s and 159 /24s
Percentage of available LACNIC address space announced: 33.4
LACNIC AS Blocks 26592-26623, 27648-28671, plus ERX transfers
LACNIC Address Blocks 189/8, 190/8, 200/7
AfriNIC Region Analysis Summary
-------------------------------
Prefixes being announced by AfriNIC Region ASes: 1800
Total AfriNIC prefixes after maximum aggregation: 824
Prefixes being announced from the AfriNIC address blocks: 1124
Unique aggregates announced from the AfriNIC address blocks: 827
AfriNIC Region origin ASes present in the Internet Routing Table: 141
AfriNIC Region origin ASes announcing only one prefix: 42
AfriNIC Region transit ASes present in the Internet Routing Table: 18
Average AfriNIC Region AS path length visible: 4.5
Max AfriNIC Region AS path length visible: 12
Number of AfriNIC addresses announced to Internet: 2848000
Equivalent to 0 /8s, 43 /16s and 117 /24s
Percentage of available AfriNIC address space announced: 8.5
AfriNIC AS Blocks 36864-37887 & ERX transfers
AfriNIC Address Blocks 41/8, 196/8
APNIC Region per AS prefix count summary
----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
4134 1010 6318 214 CHINANET-BACKBONE
9583 817 77 12 Sify Limited
1221 752 1327 516 Telstra Pty Ltd
4755 743 259 67 Videsh Sanchar Nigam Ltd. Aut
4766 623 3927 291 Korea Telecom (KIX)
7545 512 108 71 TPG Internet Pty Ltd
17676 470 6819 100 Softbank BB Corp.
9443 392 87 78 Primus Telecommunications
9498 387 211 58 BHARTI BT INTERNET LTD.
17488 366 22 10 Hathway IP Over Cable Interne
2907 339 1763 316 SINET Japan
17557 333 25 163 Pakistan Telecom
7474 331 258 227 SingTel Optus Pty Ltd
4802 329 72 154 Wantree Development
9929 327 216 45 China Netcom Corp.
18302 293 109 170 SK Global co., Ltd
9837 275 79 176 Powertel Ltd
18101 267 68 19 Reliance Infocom Ltd Internet
17974 261 65 16 PT TELEKOMUNIKASI INDONESIA
703 254 259 210 UUNET - Commercial IP service
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
7018 1485 6324 976 AT&T WorldNet Services
4323 1189 705 232 Time Warner Telecom
174 1046 5846 986 Cogent Communications
721 1013 21935 299 DLA Systems Automation Center
701 1000 8152 840 UUNET Technologies, Inc.
6197 950 403 491 BellSouth Network Solutions,
2386 925 545 689 AT&T Data Communications Serv
18566 867 240 7 Covad Communications
1239 850 2851 598 Sprint
209 645 3572 510 Qwest
20115 633 515 334 Charter Communications
3602 582 131 109 Sprint Canada, Inc.
19916 563 49 54 OLM LLC
855 554 247 64 Canadian Research Network
22773 546 1352 27 Cox Communications, Inc.
3356 529 10638 405 Level 3 Communications, LLC
19262 520 1511 139 Verizon Global Networks
5668 484 147 23 CenturyTel Internet Holdings,
3561 476 2408 403 Savvis
6198 470 576 207 BellSouth Network Solutions,
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
702 603 1956 476 UUNET - Commercial IP service
3301 305 1085 291 TeliaNet Sweden
3320 286 3231 241 Deutsche Telekom AG
8220 270 475 265 COLT Telecommunications
680 244 2040 239 DFN-IP service G-WiN
8708 238 274 223 Romania Data Systems S.A.
3246 227 475 220 Song Networks
6746 197 51 169 Dynamic Network Technologies,
1257 190 712 168 SWIPnet Swedish IP Network
5515 182 840 128 Sonera Solution Autonomous Sy
3269 181 1734 69 TELECOM ITALIA
786 175 1795 175 The JANET IP Service
5400 174 318 144 BT Ignite European Backbone
6830 161 669 33 UPC Distribution Services
3300 160 170 92 AUCS Communications Services
8866 160 37 9 Bulgarian Telecommunication C
25186 151 227 106 France Telecom Transpac's Tra
3215 143 1237 78 France Telecom Transpac
24863 142 37 6 LINKdotNET AS number
3352 137 1384 33 Ibernet, Internet Access Netw
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
8151 381 640 164 UniNet S.A. de C.V.
16814 297 18 7 NSS, S.A.
11172 279 88 68 Servicios Alestra S.A de C.V
11664 199 22 13 Keytech SA
19632 196 14 5 Metropolis Intercom S.A.
14117 184 11 6 Telefonica del Sur S.A.
22047 170 128 7 VTR PUNTO NET S.A.
6147 161 118 21 Telefonica Del Peru
7303 143 68 20 Telecom Argentina Stet-France
11556 133 64 3 Cable-Wireless Panama
19169 123 8 25 Telconet
6505 121 89 85 Global One Communicaoes Ltda
10481 121 48 8 Prima S.A.
13999 121 52 9 Mega Cable S.A. de C.V.
18822 112 7 13 TELEFONICA MANQUEHUE
5639 111 12 9 Telecommunications Services o
21826 111 14 19 INTERCABLE
6503 108 147 75 AVANTEL, S.A.
11311 99 8 10 Sinectis S.A.
23216 92 23 12 RAMtelecom Telecomunicaciones
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
3741 269 708 227 The Internet Solution
8452 135 44 7 TEDATA
5536 123 8 12 Internet Egypt Network
2018 94 295 85 Tertiary Education Network
15475 82 84 4 Nile Online
2905 78 211 71 The Internetworking Company o
6713 71 71 10 Itissalat Al-MAGHRIB
20928 61 16 2 Noor Advanced Technologies AS
24835 58 34 6 RAYA Telecom - Egypt
5713 37 149 33 Telkom SA Ltd
12455 35 6 3 Jambonet Autonomous system
15706 31 8 3 Sudatel Internet Exchange Aut
33774 31 3 22 AS Number for Telecom Algeria
16637 24 10 21 Johnnic e-Ventures
8524 23 1 4 AUCEGYPT Autonomous System
10798 22 1 13 Standard Bank of South Africa
21280 21 4 4 Swift Global Kenya Ltd.Is an
23889 19 5 9 MAURITIUS TELECOM
12258 17 3 11 Vodacom Internet Company
15804 17 2 1 AS of The Way Out Internet So
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4323 1189 957 Time Warner Telecom
18566 867 860 Covad Communications
9583 817 805 Sify Limited
4134 1010 796 CHINANET-BACKBONE
721 1013 714 DLA Systems Automation Center
4755 743 676 Videsh Sanchar Nigam Ltd. Aut
22773 546 519 Cox Communications, Inc.
19916 563 509 OLM LLC
855 554 490 Canadian Research Network
3602 582 473 Sprint Canada, Inc.
5668 484 461 CenturyTel Internet Holdings,
6197 950 459 BellSouth Network Solutions,
7545 512 441 TPG Internet Pty Ltd
19262 520 381 Verizon Global Networks
17676 470 370 Softbank BB Corp.
17488 366 356 Hathway IP Over Cable Interne
11492 366 355 Cable One
6467 397 349 E.Spire Communications, Inc.
812 368 343 Rogers WAVE
4766 623 332 Korea Telecom (KIX)
List of Unregistered ASNs (Global)
----------------------------------
Bad AS Designation Network Transit AS Description
65003 PRIVATE 57.250.244.0/24 13879 SITA-EQUANT
65002 PRIVATE 64.119.148.0/22 19406 Towerstream
64826 PRIVATE 64.200.250.0/23 7911 Williams Communicati
64826 PRIVATE 64.200.255.0/24 7911 Williams Communicati
64643 PRIVATE 140.253.192.0/20 24434 James Cook Universit
65205 PRIVATE 152.163.5.0/24 2056 America Online
64512 PRIVATE 170.51.242.0/24 19037 CTI Compania de Tele
65111 PRIVATE 194.165.131.0/24 8376 GO-JOR Autonomous Sy
24413 UNALLOCATED 202.46.32.0/19 17623 China Netcom Corp.
18428 UNALLOCATED 203.91.0.0/24 9505 Taiwan Internet Gate
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
132.0.0.0/10 721 DLA Systems Automation Center
137.0.0.0/13 721 DLA Systems Automation Center
158.0.0.0/13 721 DLA Systems Automation Center
192.43.230.0/24 7575 Australian Academic and Rease
192.44.0.0/24 5501 Fraunhofer Gesellschaft
192.44.0.0/19 702 UUNET - Commercial IP service
192.70.164.0/24 25689 National Research Council of
192.72.0.0/18 4780 Digital United Inc.
192.72.0.0/16 4780 Digital United Inc.
192.84.205.0/24 719 LANLINK autonomous system
192.119.135.0/24 270 NASA
192.172.0.0/19 721 DLA Systems Automation Center
Number of prefixes announced per prefix length (Global)
-------------------------------------------------------
/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:18 /9:5 /10:8 /11:18 /12:79
/13:183 /14:337 /15:654 /16:8587 /17:2858 /18:4802
/19:10915 /20:11999 /21:10073 /22:13346 /23:14407 /24:94323
/25:330 /26:279 /27:191 /28:33 /29:11 /30:39
/31:3 /32:30
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
18566 851 867 Covad Communications
6197 775 950 BellSouth Network Solutions,
7018 720 1485 AT&T WorldNet Services
9583 640 817 Sify Limited
2386 638 925 AT&T Data Communications Serv
4323 567 1189 Time Warner Telecom
19916 557 563 OLM LLC
855 434 554 Canadian Research Network
4766 429 623 Korea Telecom (KIX)
5668 389 484 CenturyTel Internet Holdings,
7011 383 443 Citizens Utilities
702 381 603 UUNET - Commercial IP service
1239 361 850 Sprint
11492 358 366 Cable One
6198 334 470 BellSouth Network Solutions,
6517 322 348 Yipes Communications, Inc.
15270 316 343 PaeTec.net -a division of Pae
13609 288 329 Choice One Communications Inc
701 281 1000 UUNET Technologies, Inc.
18302 278 293 SK Global co., Ltd
Number of /24s announced per /8 block (Global)
----------------------------------------------
4:3 8:30 12:1609 13:1 15:11 16:3
17:3 18:3 20:41 24:575 30:2 32:68
38:167 40:54 44:3 47:2 52:4 55:1
56:3 57:36 58:97 59:90 60:147 61:784
62:790 63:1888 64:2945 65:2115 66:2973 67:647
68:654 69:1286 70:216 71:33 72:417 80:652
81:589 82:516 83:309 84:307 85:367 86:152
87:68 125:26 128:156 129:168 130:98 131:290
132:36 133:1 134:148 135:40 136:162 137:67
138:156 139:70 140:470 141:141 142:401 143:142
144:220 145:34 146:298 147:131 148:269 149:198
150:108 151:68 152:112 153:93 154:5 155:136
156:79 157:113 158:150 159:178 160:87 161:76
162:235 163:145 164:190 165:187 166:155 167:255
168:455 169:144 170:311 171:12 190:1 192:5719
193:3324 194:2429 195:1569 196:703 198:3899 199:3215
200:4230 201:410 202:6197 203:6516 204:3817 205:2048
206:2447 207:2847 208:2021 209:3447 210:1723 211:839
212:1247 213:1343 214:312 215:39 216:3863 217:1153
218:219 219:131 220:509 221:297 222:132
End of report
Routing Table Report 04:00 +10GMT Sun 30 Oct, 2005
Analysis Summary
----------------
BGP routing table entries examined: 173057
Prefixes after maximum aggregation: 98186
Unique aggregates announced to Internet: 84147
Total ASes present in the Internet Routing Table: 20760
Origin-only ASes present in the Internet Routing Table: 18046
Origin ASes announcing only one prefix: 8556
Transit ASes present in the Internet Routing Table: 2714
Transit-only ASes present in the Internet Routing Table: 74
Average AS path length visible in the Internet Routing Table: 4.5
Max AS path length visible: 24
Prefixes from unregistered ASNs in the Routing Table: 12
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 12
Number of addresses announced to Internet: 1453646112
Equivalent to 86 /8s, 164 /16s and 225 /24s
Percentage of available address space announced: 39.2
Percentage of allocated address space announced: 59.1
Percentage of available address space allocated: 66.4
Total number of prefixes smaller than registry allocations: 82765
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 36178
Total APNIC prefixes after maximum aggregation: 15799
Prefixes being announced from the APNIC address blocks: 33925
Unique aggregates announced from the APNIC address blocks: 16789
APNIC Region origin ASes present in the Internet Routing Table: 2392
APNIC Region origin ASes announcing only one prefix: 699
APNIC Region transit ASes present in the Internet Routing Table: 365
Average APNIC Region AS path length visible: 4.4
Max APNIC Region AS path length visible: 17
Number of APNIC addresses announced to Internet: 204527744
Equivalent to 12 /8s, 48 /16s and 216 /24s
Percentage of available APNIC address space announced: 75.9
APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations) 23552-24575, 37888-38911
APNIC Address Blocks 58/7, 60/7, 124/7, 126/8, 202/7, 210/7, 218/7,
220/7 and 222/8
ARIN Region Analysis Summary
----------------------------
Prefixes being announced by ARIN Region ASes: 91579
Total ARIN prefixes after maximum aggregation: 55501
Prefixes being announced from the ARIN address blocks: 71588
Unique aggregates announced from the ARIN address blocks: 27163
ARIN Region origin ASes present in the Internet Routing Table: 10276
ARIN Region origin ASes announcing only one prefix: 3797
ARIN Region transit ASes present in the Internet Routing Table: 959
Average ARIN Region AS path length visible: 4.3
Max ARIN Region AS path length visible: 17
Number of ARIN addresses announced to Internet: 273460480
Equivalent to 16 /8s, 76 /16s and 173 /24s
Percentage of available ARIN address space announced: 67.9
ARIN AS Blocks 1-1876, 1902-2042, 2044-2046, 2048-2106
(pre-ERX allocations) 2138-2584, 2615-2772, 2823-2829, 2880-3153
3354-4607, 4865-5119, 5632-6655, 6912-7466
7723-8191, 10240-12287, 13312-15359, 16384-17407
18432-20479, 21504-23551, 25600-26591,
26624-27647, 29696-30719, 31744-33791
35840-36863
ARIN Address Blocks 24/8, 63/8, 64/6, 68/7, 70/6, 74/7, 76/8,
198/7, 204/6, 208/7 and 216/8
RIPE Region Analysis Summary
----------------------------
Prefixes being announced by RIPE Region ASes: 33723
Total RIPE prefixes after maximum aggregation: 22810
Prefixes being announced from the RIPE address blocks: 30740
Unique aggregates announced from the RIPE address blocks: 20525
RIPE Region origin ASes present in the Internet Routing Table: 7240
RIPE Region origin ASes announcing only one prefix: 3811
RIPE Region transit ASes present in the Internet Routing Table: 1206
Average RIPE Region AS path length visible: 5.1
Max RIPE Region AS path length visible: 21
Number of RIPE addresses announced to Internet: 221628608
Equivalent to 13 /8s, 53 /16s and 200 /24s
Percentage of available RIPE address space announced: 66.1
RIPE AS Blocks 1877-1901, 2043, 2047, 2107-2136, 2585-2614
(pre-ERX allocations) 2773-2822, 2830-2879, 3154-3353, 5377-5631
6656-6911, 8192-9215, 12288-13311, 15360-16383
20480-21503, 24576-25599, 28672-29695
30720-31743, 33792-35839, 38912-39935
RIPE Address Blocks 62/8, 80/5, 88/6, 188/8, 193/8, 194/7, 212/7
and 217/8
LACNIC Region Analysis Summary
------------------------------
Prefixes being announced by LACNIC Region ASes: 9764
Total LACNIC prefixes after maximum aggregation: 3253
Prefixes being announced from the LACNIC address blocks: 8062
Unique aggregates announced from the LACNIC address blocks: 4651
LACNIC Region origin ASes present in the Internet Routing Table: 645
LACNIC Region origin ASes announcing only one prefix: 207
LACNIC Region transit ASes present in the Internet Routing Table: 124
Average LACNIC Region AS path length visible: 5.2
Max LACNIC Region AS path length visible: 24
Number of LACNIC addresses announced to Internet: 22397184
Equivalent to 1 /8s, 85 /16s and 193 /24s
Percentage of available LACNIC address space announced: 33.4
LACNIC AS Blocks 26592-26623, 27648-28671, plus ERX transfers
LACNIC Address Blocks 189/8, 190/8, 200/7
AfriNIC Region Analysis Summary
-------------------------------
Prefixes being announced by AfriNIC Region ASes: 1797
Total AfriNIC prefixes after maximum aggregation: 823
Prefixes being announced from the AfriNIC address blocks: 1123
Unique aggregates announced from the AfriNIC address blocks: 826
AfriNIC Region origin ASes present in the Internet Routing Table: 141
AfriNIC Region origin ASes announcing only one prefix: 42
AfriNIC Region transit ASes present in the Internet Routing Table: 18
Average AfriNIC Region AS path length visible: 4.5
Max AfriNIC Region AS path length visible: 12
Number of AfriNIC addresses announced to Internet: 2847744
Equivalent to 0 /8s, 43 /16s and 116 /24s
Percentage of available AfriNIC address space announced: 8.5
AfriNIC AS Blocks 36864-37887 & ERX transfers
AfriNIC Address Blocks 41/8, 196/8
APNIC Region per AS prefix count summary
----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
4134 1018 6318 214 CHINANET-BACKBONE
9583 817 77 12 Sify Limited
1221 752 1327 516 Telstra Pty Ltd
4755 743 259 67 Videsh Sanchar Nigam Ltd. Aut
4766 622 3927 290 Korea Telecom (KIX)
7545 512 108 71 TPG Internet Pty Ltd
17676 470 6819 100 Softbank BB Corp.
9443 392 87 78 Primus Telecommunications
9498 387 211 58 BHARTI BT INTERNET LTD.
17488 366 22 10 Hathway IP Over Cable Interne
2907 339 1763 316 SINET Japan
17557 333 25 163 Pakistan Telecom
7474 331 258 227 SingTel Optus Pty Ltd
4802 329 72 154 Wantree Development
9929 327 216 45 China Netcom Corp.
18302 293 109 170 SK Global co., Ltd
9837 275 79 176 Powertel Ltd
17974 273 65 16 PT TELEKOMUNIKASI INDONESIA
18101 266 68 19 Reliance Infocom Ltd Internet
703 254 259 210 UUNET - Commercial IP service
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
7018 1482 6324 973 AT&T WorldNet Services
4323 1189 705 232 Time Warner Telecom
721 1067 21938 306 DLA Systems Automation Center
174 1050 5847 989 Cogent Communications
701 996 8151 836 UUNET Technologies, Inc.
6197 946 401 494 BellSouth Network Solutions,
2386 925 545 689 AT&T Data Communications Serv
18566 867 240 7 Covad Communications
1239 850 2851 597 Sprint
209 643 3571 508 Qwest
20115 633 515 334 Charter Communications
3602 582 131 109 Sprint Canada, Inc.
19916 563 49 54 OLM LLC
22773 546 1352 27 Cox Communications, Inc.
3356 529 10638 405 Level 3 Communications, LLC
19262 520 1511 139 Verizon Global Networks
5668 484 147 23 CenturyTel Internet Holdings,
3561 476 2408 403 Savvis
7132 468 5092 400 SBC Internet Services
6198 464 576 207 BellSouth Network Solutions,
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
702 604 1956 476 UUNET - Commercial IP service
3301 305 1085 291 TeliaNet Sweden
3320 286 3231 241 Deutsche Telekom AG
8220 270 475 265 COLT Telecommunications
680 244 2040 239 DFN-IP service G-WiN
8708 238 274 223 Romania Data Systems S.A.
3246 227 475 220 Song Networks
6746 197 51 169 Dynamic Network Technologies,
1257 190 712 168 SWIPnet Swedish IP Network
5515 182 840 128 Sonera Solution Autonomous Sy
3269 181 1734 69 TELECOM ITALIA
786 175 1795 175 The JANET IP Service
5400 174 318 144 BT Ignite European Backbone
6830 161 669 33 UPC Distribution Services
3300 160 170 92 AUCS Communications Services
8866 160 37 9 Bulgarian Telecommunication C
25186 151 227 106 France Telecom Transpac's Tra
3215 143 1237 78 France Telecom Transpac
24863 142 37 6 LINKdotNET AS number
3352 137 1384 33 Ibernet, Internet Access Netw
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
8151 384 641 165 UniNet S.A. de C.V.
16814 297 18 7 NSS, S.A.
11172 279 88 68 Servicios Alestra S.A de C.V
11664 199 22 13 Keytech SA
19632 196 14 5 Metropolis Intercom S.A.
14117 184 11 6 Telefonica del Sur S.A.
22047 170 128 7 VTR PUNTO NET S.A.
6147 161 118 21 Telefonica Del Peru
7303 143 68 20 Telecom Argentina Stet-France
11556 133 64 3 Cable-Wireless Panama
19169 123 8 25 Telconet
6505 121 89 85 Global One Communicaoes Ltda
10481 121 48 8 Prima S.A.
13999 121 52 9 Mega Cable S.A. de C.V.
18822 112 7 13 TELEFONICA MANQUEHUE
5639 111 12 9 Telecommunications Services o
21826 111 14 19 INTERCABLE
6503 108 147 75 AVANTEL, S.A.
11311 99 8 10 Sinectis S.A.
23216 91 23 12 RAMtelecom Telecomunicaciones
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
3741 269 708 227 The Internet Solution
8452 132 44 7 TEDATA
5536 123 8 12 Internet Egypt Network
2018 94 295 85 Tertiary Education Network
15475 82 84 4 Nile Online
2905 78 211 71 The Internetworking Company o
6713 71 71 10 Itissalat Al-MAGHRIB
20928 61 16 2 Noor Advanced Technologies AS
24835 58 34 6 RAYA Telecom - Egypt
5713 37 149 33 Telkom SA Ltd
12455 35 6 3 Jambonet Autonomous system
33774 32 3 22 AS Number for Telecom Algeria
15706 31 8 3 Sudatel Internet Exchange Aut
16637 24 10 21 Johnnic e-Ventures
8524 23 1 4 AUCEGYPT Autonomous System
10798 22 1 13 Standard Bank of South Africa
21280 21 4 4 Swift Global Kenya Ltd.Is an
23889 19 5 9 MAURITIUS TELECOM
12258 17 3 11 Vodacom Internet Company
15804 17 2 1 AS of The Way Out Internet So
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4323 1189 957 Time Warner Telecom
18566 867 860 Covad Communications
9583 817 805 Sify Limited
4134 1018 804 CHINANET-BACKBONE
721 1067 761 DLA Systems Automation Center
4755 743 676 Videsh Sanchar Nigam Ltd. Aut
22773 546 519 Cox Communications, Inc.
19916 563 509 OLM LLC
3602 582 473 Sprint Canada, Inc.
5668 484 461 CenturyTel Internet Holdings,
6197 946 452 BellSouth Network Solutions,
7545 512 441 TPG Internet Pty Ltd
19262 520 381 Verizon Global Networks
17676 470 370 Softbank BB Corp.
17488 366 356 Hathway IP Over Cable Interne
11492 366 355 Cable One
812 368 343 Rogers WAVE
6467 389 341 E.Spire Communications, Inc.
4766 622 332 Korea Telecom (KIX)
9498 387 329 BHARTI BT INTERNET LTD.
List of Unregistered ASNs (Global)
----------------------------------
Bad AS Designation Network Transit AS Description
65003 PRIVATE 57.250.244.0/24 13879 SITA-EQUANT
65002 PRIVATE 64.119.148.0/22 19406 Towerstream
64826 PRIVATE 64.200.250.0/23 7911 Williams Communicati
64826 PRIVATE 64.200.255.0/24 7911 Williams Communicati
65001 PRIVATE 69.177.73.128/27 8002 Stealth Communicatio
64643 PRIVATE 140.253.192.0/20 24434 James Cook Universit
65205 PRIVATE 152.163.5.0/24 2056 America Online
64512 PRIVATE 170.51.242.0/24 19037 CTI Compania de Tele
65111 PRIVATE 194.165.131.0/24 8376 GO-JOR Autonomous Sy
24413 UNALLOCATED 202.46.32.0/19 17623 China Netcom Corp.
18428 UNALLOCATED 203.91.0.0/24 9505 Taiwan Internet Gate
65103 PRIVATE 216.53.126.0/23 7270 Net2Phone Corp.
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
132.0.0.0/10 721 DLA Systems Automation Center
137.0.0.0/13 721 DLA Systems Automation Center
158.0.0.0/13 721 DLA Systems Automation Center
192.43.230.0/24 7575 Australian Academic and Rease
192.44.0.0/24 5501 Fraunhofer Gesellschaft
192.44.0.0/19 702 UUNET - Commercial IP service
192.70.164.0/24 25689 National Research Council of
192.72.0.0/18 4780 Digital United Inc.
192.72.0.0/16 4780 Digital United Inc.
192.84.205.0/24 719 LANLINK autonomous system
192.119.135.0/24 270 NASA
192.172.0.0/19 721 DLA Systems Automation Center
Number of prefixes announced per prefix length (Global)
-------------------------------------------------------
/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:18 /9:5 /10:8 /11:18 /12:79
/13:183 /14:337 /15:654 /16:8591 /17:2860 /18:4794
/19:10909 /20:11973 /21:10048 /22:13309 /23:14314 /24:94042
/25:329 /26:278 /27:192 /28:33 /29:11 /30:39
/31:3 /32:30
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
18566 851 867 Covad Communications
6197 772 946 BellSouth Network Solutions,
7018 718 1482 AT&T WorldNet Services
9583 640 817 Sify Limited
2386 638 925 AT&T Data Communications Serv
4323 567 1189 Time Warner Telecom
19916 557 563 OLM LLC
4766 429 622 Korea Telecom (KIX)
5668 389 484 CenturyTel Internet Holdings,
7011 383 443 Citizens Utilities
702 382 604 UUNET - Commercial IP service
1239 362 850 Sprint
11492 358 366 Cable One
6198 329 464 BellSouth Network Solutions,
6517 322 348 Yipes Communications, Inc.
15270 316 343 PaeTec.net -a division of Pae
13609 288 329 Choice One Communications Inc
701 281 996 UUNET Technologies, Inc.
18302 278 293 SK Global co., Ltd
22773 278 546 Cox Communications, Inc.
Number of /24s announced per /8 block (Global)
----------------------------------------------
4:3 8:28 12:1608 13:1 15:11 16:3
17:3 18:3 20:41 24:575 30:2 32:68
38:166 40:54 44:3 47:2 52:4 55:1
56:3 57:36 58:97 59:90 60:147 61:790
62:790 63:1884 64:2937 65:2114 66:2955 67:646
68:650 69:1286 70:216 71:33 72:418 80:650
81:586 82:516 83:309 84:307 85:370 86:152
87:67 125:26 128:160 129:168 130:98 131:296
132:36 133:1 134:148 135:40 136:162 137:67
138:166 139:75 140:470 141:141 142:147 143:142
144:220 145:34 146:298 147:131 148:269 149:198
150:110 151:68 152:112 153:93 154:5 155:143
156:78 157:112 158:151 159:178 160:87 161:76
162:236 163:145 164:190 165:187 166:155 167:255
168:449 169:144 170:311 171:12 190:1 192:5738
193:3323 194:2432 195:1568 196:702 198:3900 199:3244
200:4235 201:410 202:6196 203:6523 204:3799 205:2045
206:2436 207:2833 208:2011 209:3438 210:1726 211:836
212:1245 213:1346 214:310 215:42 216:3855 217:1149
218:213 219:131 220:509 221:298 222:133
End of report
Routing Table Report 04:00 +10GMT Sat 29 Oct, 2005
Analysis Summary
----------------
BGP routing table entries examined: 173110
Prefixes after maximum aggregation: 98260
Unique aggregates announced to Internet: 84203
Total ASes present in the Internet Routing Table: 20761
Origin-only ASes present in the Internet Routing Table: 18044
Origin ASes announcing only one prefix: 8555
Transit ASes present in the Internet Routing Table: 2717
Transit-only ASes present in the Internet Routing Table: 74
Average AS path length visible in the Internet Routing Table: 4.5
Max AS path length visible: 24
Prefixes from unregistered ASNs in the Routing Table: 12
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 12
Number of addresses announced to Internet: 1453677824
Equivalent to 86 /8s, 165 /16s and 93 /24s
Percentage of available address space announced: 39.2
Percentage of allocated address space announced: 59.1
Percentage of available address space allocated: 66.4
Total number of prefixes smaller than registry allocations: 82686
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 36125
Total APNIC prefixes after maximum aggregation: 15808
Prefixes being announced from the APNIC address blocks: 33872
Unique aggregates announced from the APNIC address blocks: 16789
APNIC Region origin ASes present in the Internet Routing Table: 2394
APNIC Region origin ASes announcing only one prefix: 699
APNIC Region transit ASes present in the Internet Routing Table: 367
Average APNIC Region AS path length visible: 4.4
Max APNIC Region AS path length visible: 17
Number of APNIC addresses announced to Internet: 204551040
Equivalent to 12 /8s, 49 /16s and 51 /24s
Percentage of available APNIC address space announced: 75.9
APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations) 23552-24575, 37888-38911
APNIC Address Blocks 58/7, 60/7, 124/7, 126/8, 202/7, 210/7, 218/7,
220/7 and 222/8
ARIN Region Analysis Summary
----------------------------
Prefixes being announced by ARIN Region ASes: 91735
Total ARIN prefixes after maximum aggregation: 55566
Prefixes being announced from the ARIN address blocks: 71729
Unique aggregates announced from the ARIN address blocks: 27225
ARIN Region origin ASes present in the Internet Routing Table: 10278
ARIN Region origin ASes announcing only one prefix: 3793
ARIN Region transit ASes present in the Internet Routing Table: 962
Average ARIN Region AS path length visible: 4.3
Max ARIN Region AS path length visible: 17
Number of ARIN addresses announced to Internet: 273430784
Equivalent to 16 /8s, 76 /16s and 57 /24s
Percentage of available ARIN address space announced: 67.9
ARIN AS Blocks 1-1876, 1902-2042, 2044-2046, 2048-2106
(pre-ERX allocations) 2138-2584, 2615-2772, 2823-2829, 2880-3153
3354-4607, 4865-5119, 5632-6655, 6912-7466
7723-8191, 10240-12287, 13312-15359, 16384-17407
18432-20479, 21504-23551, 25600-26591,
26624-27647, 29696-30719, 31744-33791
35840-36863
ARIN Address Blocks 24/8, 63/8, 64/6, 68/7, 70/6, 74/7, 76/8,
198/7, 204/6, 208/7 and 216/8
RIPE Region Analysis Summary
----------------------------
Prefixes being announced by RIPE Region ASes: 33705
Total RIPE prefixes after maximum aggregation: 22809
Prefixes being announced from the RIPE address blocks: 30719
Unique aggregates announced from the RIPE address blocks: 20510
RIPE Region origin ASes present in the Internet Routing Table: 7238
RIPE Region origin ASes announcing only one prefix: 3814
RIPE Region transit ASes present in the Internet Routing Table: 1205
Average RIPE Region AS path length visible: 5.1
Max RIPE Region AS path length visible: 21
Number of RIPE addresses announced to Internet: 221577408
Equivalent to 13 /8s, 53 /16s and 0 /24s
Percentage of available RIPE address space announced: 66.0
RIPE AS Blocks 1877-1901, 2043, 2047, 2107-2136, 2585-2614
(pre-ERX allocations) 2773-2822, 2830-2879, 3154-3353, 5377-5631
6656-6911, 8192-9215, 12288-13311, 15360-16383
20480-21503, 24576-25599, 28672-29695
30720-31743, 33792-35839, 38912-39935
RIPE Address Blocks 62/8, 80/5, 88/6, 188/8, 193/8, 194/7, 212/7
and 217/8
LACNIC Region Analysis Summary
------------------------------
Prefixes being announced by LACNIC Region ASes: 9736
Total LACNIC prefixes after maximum aggregation: 3255
Prefixes being announced from the LACNIC address blocks: 8055
Unique aggregates announced from the LACNIC address blocks: 4652
LACNIC Region origin ASes present in the Internet Routing Table: 645
LACNIC Region origin ASes announcing only one prefix: 207
LACNIC Region transit ASes present in the Internet Routing Table: 123
Average LACNIC Region AS path length visible: 5.2
Max LACNIC Region AS path length visible: 24
Number of LACNIC addresses announced to Internet: 22399744
Equivalent to 1 /8s, 85 /16s and 203 /24s
Percentage of available LACNIC address space announced: 33.4
LACNIC AS Blocks 26592-26623, 27648-28671, plus ERX transfers
LACNIC Address Blocks 189/8, 190/8, 200/7
AfriNIC Region Analysis Summary
-------------------------------
Prefixes being announced by AfriNIC Region ASes: 1793
Total AfriNIC prefixes after maximum aggregation: 822
Prefixes being announced from the AfriNIC address blocks: 1122
Unique aggregates announced from the AfriNIC address blocks: 825
AfriNIC Region origin ASes present in the Internet Routing Table: 140
AfriNIC Region origin ASes announcing only one prefix: 42
AfriNIC Region transit ASes present in the Internet Routing Table: 19
Average AfriNIC Region AS path length visible: 4.5
Max AfriNIC Region AS path length visible: 12
Number of AfriNIC addresses announced to Internet: 2847488
Equivalent to 0 /8s, 43 /16s and 115 /24s
Percentage of available AfriNIC address space announced: 8.5
AfriNIC AS Blocks 36864-37887 & ERX transfers
AfriNIC Address Blocks 41/8, 196/8
APNIC Region per AS prefix count summary
----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
4134 1018 6318 214 CHINANET-BACKBONE
9583 817 77 12 Sify Limited
1221 753 1327 516 Telstra Pty Ltd
4755 743 259 67 Videsh Sanchar Nigam Ltd. Aut
4766 623 3927 291 Korea Telecom (KIX)
7545 512 108 71 TPG Internet Pty Ltd
17676 470 6819 100 Softbank BB Corp.
9443 392 87 78 Primus Telecommunications
9498 387 211 58 BHARTI BT INTERNET LTD.
17488 366 22 10 Hathway IP Over Cable Interne
2907 339 1763 316 SINET Japan
17557 332 24 164 Pakistan Telecom
7474 331 258 227 SingTel Optus Pty Ltd
4802 329 72 154 Wantree Development
9929 327 216 45 China Netcom Corp.
18302 294 109 171 SK Global co., Ltd
9837 275 79 176 Powertel Ltd
17974 274 65 16 PT TELEKOMUNIKASI INDONESIA
18101 266 68 19 Reliance Infocom Ltd Internet
703 254 259 210 UUNET - Commercial IP service
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
7018 1481 6324 972 AT&T WorldNet Services
4323 1188 705 232 Time Warner Telecom
721 1075 21938 308 DLA Systems Automation Center
174 1052 5847 991 Cogent Communications
701 997 8152 838 UUNET Technologies, Inc.
6197 946 401 488 BellSouth Network Solutions,
2386 920 545 687 AT&T Data Communications Serv
18566 866 240 7 Covad Communications
1239 850 2851 597 Sprint
209 643 3571 508 Qwest
20115 633 515 334 Charter Communications
3602 582 131 109 Sprint Canada, Inc.
19916 563 49 54 OLM LLC
22773 546 1352 27 Cox Communications, Inc.
3356 527 10637 403 Level 3 Communications, LLC
19262 520 1511 139 Verizon Global Networks
5668 484 147 23 CenturyTel Internet Holdings,
3561 476 2409 403 Savvis
7132 467 5092 399 SBC Internet Services
6198 458 576 209 BellSouth Network Solutions,
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
702 605 1960 477 UUNET - Commercial IP service
3301 305 1085 291 TeliaNet Sweden
3320 286 3231 241 Deutsche Telekom AG
8220 270 475 265 COLT Telecommunications
680 244 2040 239 DFN-IP service G-WiN
8708 238 274 223 Romania Data Systems S.A.
3246 227 475 220 Song Networks
6746 196 51 168 Dynamic Network Technologies,
1257 190 712 168 SWIPnet Swedish IP Network
5515 182 840 128 Sonera Solution Autonomous Sy
3269 181 1734 69 TELECOM ITALIA
786 175 1795 175 The JANET IP Service
5400 174 318 144 BT Ignite European Backbone
6830 161 669 33 UPC Distribution Services
3300 160 170 92 AUCS Communications Services
8866 160 37 9 Bulgarian Telecommunication C
25186 151 227 106 France Telecom Transpac's Tra
3215 143 1237 78 France Telecom Transpac
24863 142 37 6 LINKdotNET AS number
3352 137 1384 33 Ibernet, Internet Access Netw
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
8151 385 641 166 UniNet S.A. de C.V.
16814 297 18 7 NSS, S.A.
11172 279 88 68 Servicios Alestra S.A de C.V
11664 199 22 13 Keytech SA
19632 196 14 5 Metropolis Intercom S.A.
14117 184 11 6 Telefonica del Sur S.A.
22047 170 128 7 VTR PUNTO NET S.A.
6147 163 118 21 Telefonica Del Peru
7303 143 68 20 Telecom Argentina Stet-France
11556 133 64 3 Cable-Wireless Panama
19169 123 8 25 Telconet
6505 121 89 85 Global One Communicaoes Ltda
10481 121 48 8 Prima S.A.
13999 119 52 9 Mega Cable S.A. de C.V.
18822 112 7 13 TELEFONICA MANQUEHUE
5639 111 12 9 Telecommunications Services o
21826 111 14 19 INTERCABLE
6503 108 147 75 AVANTEL, S.A.
11311 99 8 10 Sinectis S.A.
23216 91 23 12 RAMtelecom Telecomunicaciones
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
3741 269 708 227 The Internet Solution
8452 132 44 7 TEDATA
5536 123 8 12 Internet Egypt Network
2018 94 295 85 Tertiary Education Network
15475 82 84 4 Nile Online
2905 78 211 71 The Internetworking Company o
6713 71 71 10 Itissalat Al-MAGHRIB
20928 61 16 2 Noor Advanced Technologies AS
24835 58 34 6 RAYA Telecom - Egypt
5713 37 149 33 Telkom SA Ltd
12455 35 6 3 Jambonet Autonomous system
33774 32 3 22 AS Number for Telecom Algeria
15706 31 8 3 Sudatel Internet Exchange Aut
16637 24 10 21 Johnnic e-Ventures
8524 23 1 4 AUCEGYPT Autonomous System
10798 22 1 13 Standard Bank of South Africa
21280 21 4 4 Swift Global Kenya Ltd.Is an
23889 19 5 9 MAURITIUS TELECOM
12258 17 3 11 Vodacom Internet Company
15804 17 2 1 AS of The Way Out Internet So
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4323 1188 956 Time Warner Telecom
18566 866 859 Covad Communications
9583 817 805 Sify Limited
4134 1018 804 CHINANET-BACKBONE
721 1075 767 DLA Systems Automation Center
4755 743 676 Videsh Sanchar Nigam Ltd. Aut
22773 546 519 Cox Communications, Inc.
19916 563 509 OLM LLC
3602 582 473 Sprint Canada, Inc.
5668 484 461 CenturyTel Internet Holdings,
6197 946 458 BellSouth Network Solutions,
7545 512 441 TPG Internet Pty Ltd
19262 520 381 Verizon Global Networks
17676 470 370 Softbank BB Corp.
17488 366 356 Hathway IP Over Cable Interne
11492 364 353 Cable One
812 368 343 Rogers WAVE
6467 385 337 E.Spire Communications, Inc.
4766 623 332 Korea Telecom (KIX)
9498 387 329 BHARTI BT INTERNET LTD.
List of Unregistered ASNs (Global)
----------------------------------
Bad AS Designation Network Transit AS Description
65003 PRIVATE 57.250.244.0/24 13879 SITA-EQUANT
65002 PRIVATE 64.119.148.0/22 19406 Towerstream
64826 PRIVATE 64.200.250.0/23 7911 Williams Communicati
64826 PRIVATE 64.200.255.0/24 7911 Williams Communicati
65001 PRIVATE 69.177.73.128/27 8002 Stealth Communicatio
64643 PRIVATE 140.253.192.0/20 24434 James Cook Universit
65205 PRIVATE 152.163.5.0/24 2056 America Online
64512 PRIVATE 170.51.242.0/24 19037 CTI Compania de Tele
65111 PRIVATE 194.165.131.0/24 8376 GO-JOR Autonomous Sy
24413 UNALLOCATED 202.46.32.0/19 17623 China Netcom Corp.
18428 UNALLOCATED 203.91.0.0/24 9505 Taiwan Internet Gate
65103 PRIVATE 216.53.126.0/23 7270 Net2Phone Corp.
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
132.0.0.0/10 721 DLA Systems Automation Center
137.0.0.0/13 721 DLA Systems Automation Center
158.0.0.0/13 721 DLA Systems Automation Center
192.43.230.0/24 7575 Australian Academic and Rease
192.44.0.0/24 5501 Fraunhofer Gesellschaft
192.44.0.0/19 702 UUNET - Commercial IP service
192.70.164.0/24 25689 National Research Council of
192.72.0.0/18 4780 Digital United Inc.
192.72.0.0/16 4780 Digital United Inc.
192.84.205.0/24 719 LANLINK autonomous system
192.119.135.0/24 270 NASA
192.172.0.0/19 721 DLA Systems Automation Center
Number of prefixes announced per prefix length (Global)
-------------------------------------------------------
/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:18 /9:5 /10:8 /11:18 /12:79
/13:183 /14:337 /15:654 /16:8596 /17:2857 /18:4800
/19:10908 /20:11996 /21:10056 /22:13291 /23:14297 /24:94093
/25:329 /26:280 /27:191 /28:33 /29:10 /30:38
/31:3 /32:30
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
18566 850 866 Covad Communications
6197 772 946 BellSouth Network Solutions,
7018 720 1481 AT&T WorldNet Services
9583 640 817 Sify Limited
2386 632 920 AT&T Data Communications Serv
4323 566 1188 Time Warner Telecom
19916 557 563 OLM LLC
4766 429 623 Korea Telecom (KIX)
5668 389 484 CenturyTel Internet Holdings,
702 383 605 UUNET - Commercial IP service
7011 383 443 Citizens Utilities
1239 361 850 Sprint
11492 356 364 Cable One
6517 323 349 Yipes Communications, Inc.
6198 322 458 BellSouth Network Solutions,
15270 316 343 PaeTec.net -a division of Pae
13609 288 329 Choice One Communications Inc
701 282 997 UUNET Technologies, Inc.
18302 279 294 SK Global co., Ltd
22773 278 546 Cox Communications, Inc.
Number of /24s announced per /8 block (Global)
----------------------------------------------
4:3 8:27 12:1604 13:1 15:11 16:3
17:3 18:3 20:41 24:575 30:2 32:68
38:166 40:54 44:3 47:2 52:4 55:1
56:3 57:36 58:97 59:92 60:147 61:792
62:791 63:1890 64:2963 65:2113 66:2963 67:645
68:650 69:1282 70:213 71:33 72:416 80:642
81:588 82:515 83:308 84:307 85:368 86:144
87:62 125:26 128:162 129:168 130:98 131:296
132:36 133:1 134:148 135:40 136:162 137:67
138:166 139:68 140:471 141:141 142:148 143:142
144:220 145:34 146:298 147:131 148:269 149:198
150:108 151:68 152:112 153:93 154:5 155:142
156:78 157:112 158:150 159:176 160:87 161:76
162:236 163:147 164:191 165:187 166:155 167:255
168:449 169:142 170:312 171:12 190:1 192:5739
193:3325 194:2434 195:1572 196:701 198:3909 199:3252
200:4235 201:411 202:6201 203:6518 204:3830 205:2035
206:2445 207:2845 208:2008 209:3441 210:1705 211:837
212:1248 213:1346 214:312 215:42 216:3847 217:1151
218:218 219:131 220:509 221:298 222:133
End of report
Routing Table Report 04:00 +10GMT Fri 28 Oct, 2005
Analysis Summary
----------------
BGP routing table entries examined: 172965
Prefixes after maximum aggregation: 98236
Unique aggregates announced to Internet: 84074
Total ASes present in the Internet Routing Table: 20764
Origin-only ASes present in the Internet Routing Table: 18050
Origin ASes announcing only one prefix: 8561
Transit ASes present in the Internet Routing Table: 2714
Transit-only ASes present in the Internet Routing Table: 72
Average AS path length visible in the Internet Routing Table: 4.5
Max AS path length visible: 24
Prefixes from unregistered ASNs in the Routing Table: 13
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 12
Number of addresses announced to Internet: 1453533184
Equivalent to 86 /8s, 163 /16s and 40 /24s
Percentage of available address space announced: 39.2
Percentage of allocated address space announced: 59.0
Percentage of available address space allocated: 66.4
Total number of prefixes smaller than registry allocations: 82606
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 36112
Total APNIC prefixes after maximum aggregation: 15803
Prefixes being announced from the APNIC address blocks: 33860
Unique aggregates announced from the APNIC address blocks: 16772
APNIC Region origin ASes present in the Internet Routing Table: 2395
APNIC Region origin ASes announcing only one prefix: 697
APNIC Region transit ASes present in the Internet Routing Table: 365
Average APNIC Region AS path length visible: 4.4
Max APNIC Region AS path length visible: 17
Number of APNIC addresses announced to Internet: 204537984
Equivalent to 12 /8s, 49 /16s and 0 /24s
Percentage of available APNIC address space announced: 75.9
APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations) 23552-24575, 37888-38911
APNIC Address Blocks 58/7, 60/7, 124/7, 126/8, 202/7, 210/7, 218/7,
220/7 and 222/8
ARIN Region Analysis Summary
----------------------------
Prefixes being announced by ARIN Region ASes: 91675
Total ARIN prefixes after maximum aggregation: 55535
Prefixes being announced from the ARIN address blocks: 71681
Unique aggregates announced from the ARIN address blocks: 27094
ARIN Region origin ASes present in the Internet Routing Table: 10276
ARIN Region origin ASes announcing only one prefix: 3794
ARIN Region transit ASes present in the Internet Routing Table: 963
Average ARIN Region AS path length visible: 4.3
Max ARIN Region AS path length visible: 17
Number of ARIN addresses announced to Internet: 273213184
Equivalent to 16 /8s, 72 /16s and 231 /24s
Percentage of available ARIN address space announced: 67.9
ARIN AS Blocks 1-1876, 1902-2042, 2044-2046, 2048-2106
(pre-ERX allocations) 2138-2584, 2615-2772, 2823-2829, 2880-3153
3354-4607, 4865-5119, 5632-6655, 6912-7466
7723-8191, 10240-12287, 13312-15359, 16384-17407
18432-20479, 21504-23551, 25600-26591,
26624-27647, 29696-30719, 31744-33791
35840-36863
ARIN Address Blocks 24/8, 63/8, 64/6, 68/7, 70/6, 74/7, 76/8,
198/7, 204/6, 208/7 and 216/8
RIPE Region Analysis Summary
----------------------------
Prefixes being announced by RIPE Region ASes: 33673
Total RIPE prefixes after maximum aggregation: 22802
Prefixes being announced from the RIPE address blocks: 30690
Unique aggregates announced from the RIPE address blocks: 20481
RIPE Region origin ASes present in the Internet Routing Table: 7244
RIPE Region origin ASes announcing only one prefix: 3822
RIPE Region transit ASes present in the Internet Routing Table: 1202
Average RIPE Region AS path length visible: 5.1
Max RIPE Region AS path length visible: 21
Number of RIPE addresses announced to Internet: 221570240
Equivalent to 13 /8s, 52 /16s and 228 /24s
Percentage of available RIPE address space announced: 66.0
RIPE AS Blocks 1877-1901, 2043, 2047, 2107-2136, 2585-2614
(pre-ERX allocations) 2773-2822, 2830-2879, 3154-3353, 5377-5631
6656-6911, 8192-9215, 12288-13311, 15360-16383
20480-21503, 24576-25599, 28672-29695
30720-31743, 33792-35839, 38912-39935
RIPE Address Blocks 62/8, 80/5, 88/6, 188/8, 193/8, 194/7, 212/7
and 217/8
LACNIC Region Analysis Summary
------------------------------
Prefixes being announced by LACNIC Region ASes: 9685
Total LACNIC prefixes after maximum aggregation: 3273
Prefixes being announced from the LACNIC address blocks: 8000
Unique aggregates announced from the LACNIC address blocks: 4700
LACNIC Region origin ASes present in the Internet Routing Table: 645
LACNIC Region origin ASes announcing only one prefix: 206
LACNIC Region transit ASes present in the Internet Routing Table: 122
Average LACNIC Region AS path length visible: 5.2
Max LACNIC Region AS path length visible: 24
Number of LACNIC addresses announced to Internet: 22337536
Equivalent to 1 /8s, 84 /16s and 216 /24s
Percentage of available LACNIC address space announced: 33.3
LACNIC AS Blocks 26592-26623, 27648-28671, plus ERX transfers
LACNIC Address Blocks 189/8, 190/8, 200/7
AfriNIC Region Analysis Summary
-------------------------------
Prefixes being announced by AfriNIC Region ASes: 1803
Total AfriNIC prefixes after maximum aggregation: 823
Prefixes being announced from the AfriNIC address blocks: 1122
Unique aggregates announced from the AfriNIC address blocks: 826
AfriNIC Region origin ASes present in the Internet Routing Table: 141
AfriNIC Region origin ASes announcing only one prefix: 42
AfriNIC Region transit ASes present in the Internet Routing Table: 19
Average AfriNIC Region AS path length visible: 4.5
Max AfriNIC Region AS path length visible: 12
Number of AfriNIC addresses announced to Internet: 2847744
Equivalent to 0 /8s, 43 /16s and 116 /24s
Percentage of available AfriNIC address space announced: 8.5
AfriNIC AS Blocks 36864-37887 & ERX transfers
AfriNIC Address Blocks 41/8, 196/8
APNIC Region per AS prefix count summary
----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
4134 1010 6318 214 CHINANET-BACKBONE
9583 817 77 12 Sify Limited
1221 753 1327 516 Telstra Pty Ltd
4755 742 259 67 Videsh Sanchar Nigam Ltd. Aut
4766 619 3927 290 Korea Telecom (KIX)
7545 512 108 71 TPG Internet Pty Ltd
17676 470 6819 100 Softbank BB Corp.
9443 392 87 78 Primus Telecommunications
9498 390 211 58 BHARTI BT INTERNET LTD.
17488 366 22 10 Hathway IP Over Cable Interne
2907 339 1763 316 SINET Japan
9929 332 224 46 China Netcom Corp.
7474 331 258 227 SingTel Optus Pty Ltd
17557 331 24 163 Pakistan Telecom
4802 329 72 154 Wantree Development
18302 294 109 171 SK Global co., Ltd
9837 275 79 176 Powertel Ltd
17974 274 65 16 PT TELEKOMUNIKASI INDONESIA
18101 266 68 19 Reliance Infocom Ltd Internet
703 255 260 211 UUNET - Commercial IP service
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
7018 1490 6324 973 AT&T WorldNet Services
4323 1189 705 232 Time Warner Telecom
721 1075 21938 308 DLA Systems Automation Center
174 1053 5847 992 Cogent Communications
701 999 8152 839 UUNET Technologies, Inc.
6197 945 399 487 BellSouth Network Solutions,
2386 923 545 689 AT&T Data Communications Serv
18566 865 240 7 Covad Communications
1239 851 2851 599 Sprint
209 642 3571 508 Qwest
20115 633 515 334 Charter Communications
3602 573 131 109 Sprint Canada, Inc.
19916 563 49 54 OLM LLC
22773 546 1352 27 Cox Communications, Inc.
3356 529 10638 405 Level 3 Communications, LLC
19262 518 1510 141 Verizon Global Networks
5668 484 147 23 CenturyTel Internet Holdings,
3561 476 2409 403 Savvis
7132 467 5092 399 SBC Internet Services
6198 448 576 207 BellSouth Network Solutions,
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
702 606 1960 478 UUNET - Commercial IP service
3301 305 1085 291 TeliaNet Sweden
3320 286 3231 241 Deutsche Telekom AG
8220 270 475 265 COLT Telecommunications
680 244 2040 239 DFN-IP service G-WiN
8708 238 274 223 Romania Data Systems S.A.
3246 227 475 220 Song Networks
6746 196 51 168 Dynamic Network Technologies,
1257 190 712 168 SWIPnet Swedish IP Network
5515 182 840 128 Sonera Solution Autonomous Sy
3269 181 1734 69 TELECOM ITALIA
786 175 1795 175 The JANET IP Service
5400 173 317 143 BT Ignite European Backbone
6830 161 669 33 UPC Distribution Services
3300 160 169 92 AUCS Communications Services
8866 160 37 9 Bulgarian Telecommunication C
25186 151 227 106 France Telecom Transpac's Tra
3215 142 1229 81 France Telecom Transpac
24863 142 37 6 LINKdotNET AS number
3352 137 1384 33 Ibernet, Internet Access Netw
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
8151 384 641 165 UniNet S.A. de C.V.
16814 297 18 7 NSS, S.A.
11172 278 88 70 Servicios Alestra S.A de C.V
11664 198 22 13 Keytech SA
19632 196 14 5 Metropolis Intercom S.A.
14117 184 11 6 Telefonica del Sur S.A.
22047 170 128 7 VTR PUNTO NET S.A.
6147 163 118 21 Telefonica Del Peru
7303 143 68 20 Telecom Argentina Stet-France
11556 133 64 3 Cable-Wireless Panama
6505 121 89 85 Global One Communicaoes Ltda
10481 121 48 8 Prima S.A.
13999 119 52 9 Mega Cable S.A. de C.V.
18822 112 7 13 TELEFONICA MANQUEHUE
5639 111 12 9 Telecommunications Services o
6503 109 148 76 AVANTEL, S.A.
21826 108 14 17 INTERCABLE
19169 103 6 45 Telconet
11311 99 8 10 Sinectis S.A.
23216 90 23 12 RAMtelecom Telecomunicaciones
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
3741 269 708 227 The Internet Solution
8452 131 44 7 TEDATA
5536 123 8 12 Internet Egypt Network
2018 94 295 85 Tertiary Education Network
15475 82 84 4 Nile Online
2905 78 211 71 The Internetworking Company o
6713 71 71 10 Itissalat Al-MAGHRIB
20928 61 16 2 Noor Advanced Technologies AS
24835 58 34 6 RAYA Telecom - Egypt
5713 37 149 33 Telkom SA Ltd
12455 35 6 3 Jambonet Autonomous system
33774 32 3 22 AS Number for Telecom Algeria
15706 31 8 3 Sudatel Internet Exchange Aut
16637 24 10 21 Johnnic e-Ventures
8524 23 1 4 AUCEGYPT Autonomous System
10798 22 1 13 Standard Bank of South Africa
21280 21 4 4 Swift Global Kenya Ltd.Is an
23889 19 5 9 MAURITIUS TELECOM
12258 17 3 11 Vodacom Internet Company
15804 17 2 1 AS of The Way Out Internet So
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4323 1189 957 Time Warner Telecom
18566 865 858 Covad Communications
9583 817 805 Sify Limited
4134 1010 796 CHINANET-BACKBONE
721 1075 767 DLA Systems Automation Center
4755 742 675 Videsh Sanchar Nigam Ltd. Aut
22773 546 519 Cox Communications, Inc.
19916 563 509 OLM LLC
3602 573 464 Sprint Canada, Inc.
5668 484 461 CenturyTel Internet Holdings,
6197 945 458 BellSouth Network Solutions,
7545 512 441 TPG Internet Pty Ltd
19262 518 377 Verizon Global Networks
17676 470 370 Softbank BB Corp.
17488 366 356 Hathway IP Over Cable Interne
11492 361 350 Cable One
812 368 343 Rogers WAVE
6467 385 337 E.Spire Communications, Inc.
9498 390 332 BHARTI BT INTERNET LTD.
4766 619 329 Korea Telecom (KIX)
List of Unregistered ASNs (Global)
----------------------------------
Bad AS Designation Network Transit AS Description
65003 PRIVATE 57.250.244.0/24 13879 SITA-EQUANT
65002 PRIVATE 64.119.148.0/22 19406 Towerstream
65506 PRIVATE 64.151.117.0/24 26228 ServePath, LLC
64826 PRIVATE 64.200.250.0/23 7911 Williams Communicati
64826 PRIVATE 64.200.255.0/24 7911 Williams Communicati
65001 PRIVATE 69.177.73.128/27 8002 Stealth Communicatio
64643 PRIVATE 140.253.192.0/20 24434 James Cook Universit
65205 PRIVATE 152.163.5.0/24 2056 America Online
64512 PRIVATE 170.51.242.0/24 19037 CTI Compania de Tele
65111 PRIVATE 194.165.131.0/24 8376 GO-JOR Autonomous Sy
24413 UNALLOCATED 202.46.32.0/19 17623 China Netcom Corp.
18428 UNALLOCATED 203.91.0.0/24 9505 Taiwan Internet Gate
65103 PRIVATE 216.53.126.0/23 7270 Net2Phone Corp.
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
132.0.0.0/10 721 DLA Systems Automation Center
137.0.0.0/13 721 DLA Systems Automation Center
158.0.0.0/13 721 DLA Systems Automation Center
192.43.230.0/24 7575 Australian Academic and Rease
192.44.0.0/24 5501 Fraunhofer Gesellschaft
192.44.0.0/19 702 UUNET - Commercial IP service
192.70.164.0/24 25689 National Research Council of
192.72.0.0/18 4780 Digital United Inc.
192.72.0.0/16 4780 Digital United Inc.
192.84.205.0/24 719 LANLINK autonomous system
192.119.135.0/24 270 NASA
192.172.0.0/19 721 DLA Systems Automation Center
Number of prefixes announced per prefix length (Global)
-------------------------------------------------------
/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:18 /9:5 /10:8 /11:18 /12:79
/13:183 /14:338 /15:652 /16:8601 /17:2855 /18:4796
/19:10897 /20:11978 /21:10043 /22:13281 /23:14279 /24:94024
/25:330 /26:278 /27:188 /28:33 /29:10 /30:38
/31:3 /32:30
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
18566 849 865 Covad Communications
6197 772 945 BellSouth Network Solutions,
7018 724 1490 AT&T WorldNet Services
9583 640 817 Sify Limited
2386 635 923 AT&T Data Communications Serv
4323 566 1189 Time Warner Telecom
19916 557 563 OLM LLC
4766 427 619 Korea Telecom (KIX)
5668 389 484 CenturyTel Internet Holdings,
702 384 606 UUNET - Commercial IP service
7011 383 443 Citizens Utilities
1239 361 851 Sprint
11492 353 361 Cable One
6517 323 349 Yipes Communications, Inc.
15270 316 343 PaeTec.net -a division of Pae
6198 313 448 BellSouth Network Solutions,
13609 288 329 Choice One Communications Inc
701 283 999 UUNET Technologies, Inc.
18302 279 294 SK Global co., Ltd
22773 278 546 Cox Communications, Inc.
Number of /24s announced per /8 block (Global)
----------------------------------------------
4:3 8:27 12:1606 13:1 15:11 16:3
17:3 18:3 20:41 24:572 30:2 32:68
38:166 40:54 44:3 47:2 52:4 55:1
56:3 57:36 58:97 59:90 60:147 61:790
62:791 63:1887 64:2957 65:2115 66:2975 67:642
68:645 69:1280 70:211 71:33 72:415 80:651
81:586 82:511 83:308 84:306 85:365 86:143
87:61 125:19 128:163 129:168 130:97 131:296
132:36 133:1 134:148 135:40 136:166 137:68
138:166 139:68 140:471 141:141 142:148 143:142
144:219 145:34 146:298 147:131 148:269 149:198
150:110 151:68 152:112 153:93 154:5 155:142
156:78 157:112 158:149 159:176 160:87 161:76
162:237 163:145 164:190 165:187 166:155 167:256
168:449 169:142 170:303 171:12 190:1 192:5731
193:3331 194:2436 195:1570 196:701 198:3909 199:3246
200:4203 201:403 202:6210 203:6537 204:3835 205:2028
206:2443 207:2842 208:2016 209:3440 210:1705 211:828
212:1217 213:1360 214:321 215:42 216:3850 217:1150
218:219 219:131 220:502 221:298 222:133
End of report
Routing Table Report 04:00 +10GMT Thu 27 Oct, 2005
Analysis Summary
----------------
BGP routing table entries examined: 172845
Prefixes after maximum aggregation: 98109
Unique aggregates announced to Internet: 83998
Total ASes present in the Internet Routing Table: 20756
Origin-only ASes present in the Internet Routing Table: 18035
Origin ASes announcing only one prefix: 8552
Transit ASes present in the Internet Routing Table: 2721
Transit-only ASes present in the Internet Routing Table: 75
Average AS path length visible in the Internet Routing Table: 4.5
Max AS path length visible: 24
Prefixes from unregistered ASNs in the Routing Table: 21
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 12
Number of addresses announced to Internet: 1452522496
Equivalent to 86 /8s, 147 /16s and 188 /24s
Percentage of available address space announced: 39.2
Percentage of allocated address space announced: 59.0
Percentage of available address space allocated: 66.4
Total number of prefixes smaller than registry allocations: 82510
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 36096
Total APNIC prefixes after maximum aggregation: 15781
Prefixes being announced from the APNIC address blocks: 33841
Unique aggregates announced from the APNIC address blocks: 16751
APNIC Region origin ASes present in the Internet Routing Table: 2397
APNIC Region origin ASes announcing only one prefix: 698
APNIC Region transit ASes present in the Internet Routing Table: 366
Average APNIC Region AS path length visible: 4.4
Max APNIC Region AS path length visible: 17
Number of APNIC addresses announced to Internet: 204532608
Equivalent to 12 /8s, 48 /16s and 235 /24s
Percentage of available APNIC address space announced: 75.9
APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations) 23552-24575, 37888-38911
APNIC Address Blocks 58/7, 60/7, 124/7, 126/8, 202/7, 210/7, 218/7,
220/7 and 222/8
ARIN Region Analysis Summary
----------------------------
Prefixes being announced by ARIN Region ASes: 91582
Total ARIN prefixes after maximum aggregation: 55475
Prefixes being announced from the ARIN address blocks: 71608
Unique aggregates announced from the ARIN address blocks: 27084
ARIN Region origin ASes present in the Internet Routing Table: 10268
ARIN Region origin ASes announcing only one prefix: 3786
ARIN Region transit ASes present in the Internet Routing Table: 964
Average ARIN Region AS path length visible: 4.3
Max ARIN Region AS path length visible: 17
Number of ARIN addresses announced to Internet: 273012480
Equivalent to 16 /8s, 69 /16s and 215 /24s
Percentage of available ARIN address space announced: 67.8
ARIN AS Blocks 1-1876, 1902-2042, 2044-2046, 2048-2106
(pre-ERX allocations) 2138-2584, 2615-2772, 2823-2829, 2880-3153
3354-4607, 4865-5119, 5632-6655, 6912-7466
7723-8191, 10240-12287, 13312-15359, 16384-17407
18432-20479, 21504-23551, 25600-26591,
26624-27647, 29696-30719, 31744-33791
35840-36863
ARIN Address Blocks 24/8, 63/8, 64/6, 68/7, 70/6, 74/7, 76/8,
198/7, 204/6, 208/7 and 216/8
RIPE Region Analysis Summary
----------------------------
Prefixes being announced by RIPE Region ASes: 33623
Total RIPE prefixes after maximum aggregation: 22793
Prefixes being announced from the RIPE address blocks: 30640
Unique aggregates announced from the RIPE address blocks: 20518
RIPE Region origin ASes present in the Internet Routing Table: 7240
RIPE Region origin ASes announcing only one prefix: 3820
RIPE Region transit ASes present in the Internet Routing Table: 1207
Average RIPE Region AS path length visible: 5.1
Max RIPE Region AS path length visible: 21
Number of RIPE addresses announced to Internet: 221452480
Equivalent to 13 /8s, 51 /16s and 24 /24s
Percentage of available RIPE address space announced: 66.0
RIPE AS Blocks 1877-1901, 2043, 2047, 2107-2136, 2585-2614
(pre-ERX allocations) 2773-2822, 2830-2879, 3154-3353, 5377-5631
6656-6911, 8192-9215, 12288-13311, 15360-16383
20480-21503, 24576-25599, 28672-29695
30720-31743, 33792-35839, 38912-39935
RIPE Address Blocks 62/8, 80/5, 88/6, 188/8, 193/8, 194/7, 212/7
and 217/8
LACNIC Region Analysis Summary
------------------------------
Prefixes being announced by LACNIC Region ASes: 9718
Total LACNIC prefixes after maximum aggregation: 3238
Prefixes being announced from the LACNIC address blocks: 8046
Unique aggregates announced from the LACNIC address blocks: 4631
LACNIC Region origin ASes present in the Internet Routing Table: 644
LACNIC Region origin ASes announcing only one prefix: 206
LACNIC Region transit ASes present in the Internet Routing Table: 123
Average LACNIC Region AS path length visible: 5.2
Max LACNIC Region AS path length visible: 24
Number of LACNIC addresses announced to Internet: 22113536
Equivalent to 1 /8s, 81 /16s and 109 /24s
Percentage of available LACNIC address space announced: 33.0
LACNIC AS Blocks 26592-26623, 27648-28671, plus ERX transfers
LACNIC Address Blocks 189/8, 190/8, 200/7
AfriNIC Region Analysis Summary
-------------------------------
Prefixes being announced by AfriNIC Region ASes: 1801
Total AfriNIC prefixes after maximum aggregation: 822
Prefixes being announced from the AfriNIC address blocks: 1118
Unique aggregates announced from the AfriNIC address blocks: 824
AfriNIC Region origin ASes present in the Internet Routing Table: 141
AfriNIC Region origin ASes announcing only one prefix: 42
AfriNIC Region transit ASes present in the Internet Routing Table: 19
Average AfriNIC Region AS path length visible: 4.5
Max AfriNIC Region AS path length visible: 12
Number of AfriNIC addresses announced to Internet: 2845440
Equivalent to 0 /8s, 43 /16s and 107 /24s
Percentage of available AfriNIC address space announced: 8.5
AfriNIC AS Blocks 36864-37887 & ERX transfers
AfriNIC Address Blocks 41/8, 196/8
APNIC Region per AS prefix count summary
----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
4134 1010 6318 214 CHINANET-BACKBONE
9583 816 77 12 Sify Limited
1221 753 1327 516 Telstra Pty Ltd
4755 740 259 67 Videsh Sanchar Nigam Ltd. Aut
4766 619 3927 290 Korea Telecom (KIX)
7545 509 108 71 TPG Internet Pty Ltd
17676 470 6819 100 Softbank BB Corp.
9443 392 87 78 Primus Telecommunications
9498 391 211 58 BHARTI BT INTERNET LTD.
17488 365 21 14 Hathway IP Over Cable Interne
2907 339 1763 316 SINET Japan
9929 332 224 46 China Netcom Corp.
7474 330 258 227 SingTel Optus Pty Ltd
17557 330 24 162 Pakistan Telecom
4802 329 72 154 Wantree Development
18302 294 109 171 SK Global co., Ltd
9837 275 79 176 Powertel Ltd
17974 273 65 16 PT TELEKOMUNIKASI INDONESIA
18101 265 68 18 Reliance Infocom Ltd Internet
703 255 260 211 UUNET - Commercial IP service
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
7018 1488 6324 970 AT&T WorldNet Services
4323 1189 705 232 Time Warner Telecom
721 1066 21874 302 DLA Systems Automation Center
174 1052 5847 991 Cogent Communications
701 999 8152 838 UUNET Technologies, Inc.
6197 944 399 487 BellSouth Network Solutions,
2386 915 538 680 AT&T Data Communications Serv
18566 865 240 7 Covad Communications
1239 850 2851 599 Sprint
209 641 3572 507 Qwest
20115 633 515 334 Charter Communications
3602 573 131 109 Sprint Canada, Inc.
19916 563 49 54 OLM LLC
22773 546 1352 27 Cox Communications, Inc.
3356 530 10638 406 Level 3 Communications, LLC
19262 501 1486 125 Verizon Global Networks
5668 484 147 23 CenturyTel Internet Holdings,
3561 476 2409 403 Savvis
7132 471 5092 400 SBC Internet Services
7011 443 150 294 Citizens Utilities
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
702 604 1960 477 UUNET - Commercial IP service
3301 305 1085 291 TeliaNet Sweden
3320 286 3231 241 Deutsche Telekom AG
8220 269 475 264 COLT Telecommunications
680 244 2040 239 DFN-IP service G-WiN
8708 238 274 223 Romania Data Systems S.A.
3246 226 474 219 Song Networks
6746 196 51 168 Dynamic Network Technologies,
1257 190 712 168 SWIPnet Swedish IP Network
5515 182 840 128 Sonera Solution Autonomous Sy
3269 181 1734 69 TELECOM ITALIA
786 175 1795 175 The JANET IP Service
5400 173 317 143 BT Ignite European Backbone
6830 161 669 33 UPC Distribution Services
8866 160 37 9 Bulgarian Telecommunication C
3300 157 169 91 AUCS Communications Services
25186 151 227 106 France Telecom Transpac's Tra
24863 143 37 6 LINKdotNET AS number
3215 142 1229 81 France Telecom Transpac
3352 137 1384 33 Ibernet, Internet Access Netw
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
8151 383 641 164 UniNet S.A. de C.V.
16814 297 18 7 NSS, S.A.
11172 279 88 70 Servicios Alestra S.A de C.V
11664 198 22 13 Keytech SA
19632 196 14 5 Metropolis Intercom S.A.
6147 189 118 21 Telefonica Del Peru
14117 188 11 6 Telefonica del Sur S.A.
22047 169 128 7 VTR PUNTO NET S.A.
7303 147 69 19 Telecom Argentina Stet-France
11556 133 64 3 Cable-Wireless Panama
19169 122 8 26 Telconet
6505 121 89 85 Global One Communicaoes Ltda
10481 121 48 8 Prima S.A.
13999 119 52 9 Mega Cable S.A. de C.V.
18822 112 7 13 TELEFONICA MANQUEHUE
5639 111 12 9 Telecommunications Services o
6503 109 148 76 AVANTEL, S.A.
21826 108 14 17 INTERCABLE
11311 99 8 10 Sinectis S.A.
23216 89 23 12 RAMtelecom Telecomunicaciones
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
3741 269 708 227 The Internet Solution
8452 132 44 7 TEDATA
5536 123 8 12 Internet Egypt Network
2018 94 295 85 Tertiary Education Network
15475 82 84 4 Nile Online
2905 78 211 71 The Internetworking Company o
6713 71 71 10 Itissalat Al-MAGHRIB
20928 61 16 2 Noor Advanced Technologies AS
24835 58 34 6 RAYA Telecom - Egypt
5713 37 149 33 Telkom SA Ltd
12455 35 6 3 Jambonet Autonomous system
33774 32 3 22 AS Number for Telecom Algeria
15706 31 8 3 Sudatel Internet Exchange Aut
16637 24 10 21 Johnnic e-Ventures
8524 23 1 4 AUCEGYPT Autonomous System
10798 22 1 13 Standard Bank of South Africa
21280 21 4 4 Swift Global Kenya Ltd.Is an
23889 19 5 9 MAURITIUS TELECOM
12258 17 3 11 Vodacom Internet Company
15808 17 2 2 Communication Solutions Ltd i
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4323 1189 957 Time Warner Telecom
18566 865 858 Covad Communications
9583 816 804 Sify Limited
4134 1010 796 CHINANET-BACKBONE
721 1066 764 DLA Systems Automation Center
4755 740 673 Videsh Sanchar Nigam Ltd. Aut
22773 546 519 Cox Communications, Inc.
19916 563 509 OLM LLC
3602 573 464 Sprint Canada, Inc.
5668 484 461 CenturyTel Internet Holdings,
6197 944 457 BellSouth Network Solutions,
7545 509 438 TPG Internet Pty Ltd
19262 501 376 Verizon Global Networks
17676 470 370 Softbank BB Corp.
17488 365 351 Hathway IP Over Cable Interne
812 368 343 Rogers WAVE
11492 348 337 Cable One
9498 391 333 BHARTI BT INTERNET LTD.
4766 619 329 Korea Telecom (KIX)
6467 375 327 E.Spire Communications, Inc.
List of Unregistered ASNs (Global)
----------------------------------
Bad AS Designation Network Transit AS Description
65003 PRIVATE 57.250.244.0/24 13879 SITA-EQUANT
65002 PRIVATE 64.119.148.0/22 19406 Towerstream
65506 PRIVATE 64.151.117.0/24 26228 ServePath, LLC
64826 PRIVATE 64.200.250.0/23 7911 Williams Communicati
64826 PRIVATE 64.200.255.0/24 7911 Williams Communicati
64643 PRIVATE 140.253.192.0/20 24434 James Cook Universit
65205 PRIVATE 152.163.5.0/24 2056 America Online
64512 PRIVATE 170.51.242.0/24 19037 CTI Compania de Tele
65111 PRIVATE 194.165.131.0/24 8376 GO-JOR Autonomous Sy
65004 PRIVATE 200.0.113.0/24 28477 Universidad Autonoma
65004 PRIVATE 200.4.0.0/24 28477 Universidad Autonoma
65004 PRIVATE 200.4.1.0/24 28477 Universidad Autonoma
65004 PRIVATE 200.4.2.0/24 28477 Universidad Autonoma
65004 PRIVATE 200.4.3.0/24 28477 Universidad Autonoma
65004 PRIVATE 200.4.4.0/24 28477 Universidad Autonoma
65004 PRIVATE 200.4.5.0/24 28477 Universidad Autonoma
65004 PRIVATE 200.4.6.0/24 28477 Universidad Autonoma
65004 PRIVATE 200.4.7.0/24 28477 Universidad Autonoma
24413 UNALLOCATED 202.46.32.0/19 17623 China Netcom Corp.
18428 UNALLOCATED 203.91.0.0/24 9505 Taiwan Internet Gate
65103 PRIVATE 216.53.126.0/23 7270 Net2Phone Corp.
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
132.0.0.0/10 721 DLA Systems Automation Center
137.0.0.0/13 721 DLA Systems Automation Center
158.0.0.0/13 721 DLA Systems Automation Center
192.43.230.0/24 7575 Australian Academic and Rease
192.44.0.0/24 5501 Fraunhofer Gesellschaft
192.44.0.0/19 702 UUNET - Commercial IP service
192.70.164.0/24 25689 National Research Council of
192.72.0.0/18 4780 Digital United Inc.
192.72.0.0/16 4780 Digital United Inc.
192.84.205.0/24 719 LANLINK autonomous system
192.119.135.0/24 270 NASA
192.172.0.0/19 721 DLA Systems Automation Center
Number of prefixes announced per prefix length (Global)
-------------------------------------------------------
/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:18 /9:5 /10:8 /11:18 /12:79
/13:182 /14:337 /15:656 /16:8592 /17:2852 /18:4785
/19:10893 /20:11953 /21:10040 /22:13273 /23:14277 /24:93970
/25:331 /26:281 /27:180 /28:33 /29:11 /30:38
/31:3 /32:30
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
18566 849 865 Covad Communications
6197 771 944 BellSouth Network Solutions,
7018 723 1488 AT&T WorldNet Services
9583 639 816 Sify Limited
2386 630 915 AT&T Data Communications Serv
4323 566 1189 Time Warner Telecom
19916 557 563 OLM LLC
4766 427 619 Korea Telecom (KIX)
5668 389 484 CenturyTel Internet Holdings,
702 383 604 UUNET - Commercial IP service
7011 383 443 Citizens Utilities
1239 361 850 Sprint
11492 340 348 Cable One
6517 324 350 Yipes Communications, Inc.
15270 316 343 PaeTec.net -a division of Pae
6198 305 440 BellSouth Network Solutions,
13609 292 333 Choice One Communications Inc
701 284 999 UUNET Technologies, Inc.
18302 279 294 SK Global co., Ltd
22773 278 546 Cox Communications, Inc.
Number of /24s announced per /8 block (Global)
----------------------------------------------
4:3 8:27 12:1609 13:1 15:11 16:3
17:3 18:3 20:41 24:568 30:2 32:68
38:166 40:54 44:3 47:2 52:4 55:1
56:3 57:36 58:97 59:90 60:147 61:787
62:791 63:1883 64:2952 65:2110 66:2972 67:642
68:644 69:1271 70:209 71:33 72:415 80:650
81:573 82:509 83:308 84:303 85:365 86:144
87:68 125:17 128:163 129:168 130:97 131:296
132:36 133:1 134:148 135:40 136:166 137:68
138:166 139:68 140:469 141:141 142:148 143:142
144:217 145:34 146:301 147:131 148:269 149:197
150:109 151:68 152:112 153:93 154:5 155:141
156:78 157:112 158:149 159:175 160:87 161:76
162:237 163:146 164:191 165:186 166:155 167:255
168:449 169:140 170:303 171:12 190:1 192:5729
193:3327 194:2432 195:1566 196:699 198:3910 199:3249
200:4257 201:402 202:6218 203:6520 204:3831 205:2024
206:2438 207:2838 208:2009 209:3440 210:1705 211:827
212:1210 213:1362 214:317 215:39 216:3861 217:1142
218:221 219:132 220:501 221:297 222:133
End of report
Routing Table Report 04:00 +10GMT Wed 26 Oct, 2005
Analysis Summary
----------------
BGP routing table entries examined: 172419
Prefixes after maximum aggregation: 98030
Unique aggregates announced to Internet: 83904
Total ASes present in the Internet Routing Table: 20731
Origin-only ASes present in the Internet Routing Table: 18027
Origin ASes announcing only one prefix: 8547
Transit ASes present in the Internet Routing Table: 2704
Transit-only ASes present in the Internet Routing Table: 75
Average AS path length visible in the Internet Routing Table: 4.5
Max AS path length visible: 25
Prefixes from unregistered ASNs in the Routing Table: 21
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 10
Number of addresses announced to Internet: 1452099840
Equivalent to 86 /8s, 141 /16s and 73 /24s
Percentage of available address space announced: 39.2
Percentage of allocated address space announced: 59.0
Percentage of available address space allocated: 66.4
Total number of prefixes smaller than registry allocations: 82217
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 35988
Total APNIC prefixes after maximum aggregation: 15772
Prefixes being announced from the APNIC address blocks: 33767
Unique aggregates announced from the APNIC address blocks: 16710
APNIC Region origin ASes present in the Internet Routing Table: 2392
APNIC Region origin ASes announcing only one prefix: 698
APNIC Region transit ASes present in the Internet Routing Table: 365
Average APNIC Region AS path length visible: 4.4
Max APNIC Region AS path length visible: 17
Number of APNIC addresses announced to Internet: 204356224
Equivalent to 12 /8s, 46 /16s and 58 /24s
Percentage of available APNIC address space announced: 75.8
APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations) 23552-24575, 37888-38911
APNIC Address Blocks 58/7, 60/7, 124/7, 126/8, 202/7, 210/7, 218/7,
220/7 and 222/8
ARIN Region Analysis Summary
----------------------------
Prefixes being announced by ARIN Region ASes: 91336
Total ARIN prefixes after maximum aggregation: 55423
Prefixes being announced from the ARIN address blocks: 71359
Unique aggregates announced from the ARIN address blocks: 27047
ARIN Region origin ASes present in the Internet Routing Table: 10254
ARIN Region origin ASes announcing only one prefix: 3782
ARIN Region transit ASes present in the Internet Routing Table: 956
Average ARIN Region AS path length visible: 4.3
Max ARIN Region AS path length visible: 17
Number of ARIN addresses announced to Internet: 272433920
Equivalent to 16 /8s, 61 /16s and 3 /24s
Percentage of available ARIN address space announced: 67.7
ARIN AS Blocks 1-1876, 1902-2042, 2044-2046, 2048-2106
(pre-ERX allocations) 2138-2584, 2615-2772, 2823-2829, 2880-3153
3354-4607, 4865-5119, 5632-6655, 6912-7466
7723-8191, 10240-12287, 13312-15359, 16384-17407
18432-20479, 21504-23551, 25600-26591,
26624-27647, 29696-30719, 31744-33791
35840-36863
ARIN Address Blocks 24/8, 63/8, 64/6, 68/7, 70/6, 74/7, 76/8,
198/7, 204/6, 208/7 and 216/8
RIPE Region Analysis Summary
----------------------------
Prefixes being announced by RIPE Region ASes: 33594
Total RIPE prefixes after maximum aggregation: 22764
Prefixes being announced from the RIPE address blocks: 30611
Unique aggregates announced from the RIPE address blocks: 20468
RIPE Region origin ASes present in the Internet Routing Table: 7233
RIPE Region origin ASes announcing only one prefix: 3818
RIPE Region transit ASes present in the Internet Routing Table: 1195
Average RIPE Region AS path length visible: 5.1
Max RIPE Region AS path length visible: 22
Number of RIPE addresses announced to Internet: 221131968
Equivalent to 13 /8s, 46 /16s and 52 /24s
Percentage of available RIPE address space announced: 65.9
RIPE AS Blocks 1877-1901, 2043, 2047, 2107-2136, 2585-2614
(pre-ERX allocations) 2773-2822, 2830-2879, 3154-3353, 5377-5631
6656-6911, 8192-9215, 12288-13311, 15360-16383
20480-21503, 24576-25599, 28672-29695
30720-31743, 33792-35839, 38912-39935
RIPE Address Blocks 62/8, 80/5, 88/6, 188/8, 193/8, 194/7, 212/7
and 217/8
LACNIC Region Analysis Summary
------------------------------
Prefixes being announced by LACNIC Region ASes: 9674
Total LACNIC prefixes after maximum aggregation: 3247
Prefixes being announced from the LACNIC address blocks: 8028
Unique aggregates announced from the LACNIC address blocks: 4645
LACNIC Region origin ASes present in the Internet Routing Table: 644
LACNIC Region origin ASes announcing only one prefix: 206
LACNIC Region transit ASes present in the Internet Routing Table: 124
Average LACNIC Region AS path length visible: 5.2
Max LACNIC Region AS path length visible: 25
Number of LACNIC addresses announced to Internet: 22311936
Equivalent to 1 /8s, 84 /16s and 116 /24s
Percentage of available LACNIC address space announced: 33.2
LACNIC AS Blocks 26592-26623, 27648-28671, plus ERX transfers
LACNIC Address Blocks 189/8, 190/8, 200/7
AfriNIC Region Analysis Summary
-------------------------------
Prefixes being announced by AfriNIC Region ASes: 1802
Total AfriNIC prefixes after maximum aggregation: 824
Prefixes being announced from the AfriNIC address blocks: 1116
Unique aggregates announced from the AfriNIC address blocks: 821
AfriNIC Region origin ASes present in the Internet Routing Table: 142
AfriNIC Region origin ASes announcing only one prefix: 43
AfriNIC Region transit ASes present in the Internet Routing Table: 19
Average AfriNIC Region AS path length visible: 4.5
Max AfriNIC Region AS path length visible: 12
Number of AfriNIC addresses announced to Internet: 2844416
Equivalent to 0 /8s, 43 /16s and 103 /24s
Percentage of available AfriNIC address space announced: 8.5
AfriNIC AS Blocks 36864-37887 & ERX transfers
AfriNIC Address Blocks 41/8, 196/8
APNIC Region per AS prefix count summary
----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
4134 1010 6318 214 CHINANET-BACKBONE
9583 813 77 12 Sify Limited
1221 755 1327 516 Telstra Pty Ltd
4755 738 259 67 Videsh Sanchar Nigam Ltd. Aut
4766 619 3927 290 Korea Telecom (KIX)
7545 507 108 71 TPG Internet Pty Ltd
17676 470 6819 100 Softbank BB Corp.
9443 392 87 78 Primus Telecommunications
9498 391 211 58 BHARTI BT INTERNET LTD.
17488 366 22 10 Hathway IP Over Cable Interne
2907 339 1763 316 SINET Japan
9929 332 224 46 China Netcom Corp.
17557 331 24 163 Pakistan Telecom
7474 330 258 227 SingTel Optus Pty Ltd
4802 325 71 155 Wantree Development
18302 294 109 171 SK Global co., Ltd
9837 276 79 177 Powertel Ltd
17974 273 65 16 PT TELEKOMUNIKASI INDONESIA
18101 265 68 18 Reliance Infocom Ltd Internet
703 255 260 211 UUNET - Commercial IP service
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
7018 1490 6325 970 AT&T WorldNet Services
4323 1189 705 232 Time Warner Telecom
721 1073 21938 308 DLA Systems Automation Center
174 1051 5847 990 Cogent Communications
701 997 8152 838 UUNET Technologies, Inc.
6197 944 399 487 BellSouth Network Solutions,
2386 913 538 678 AT&T Data Communications Serv
18566 864 240 7 Covad Communications
1239 847 2851 596 Sprint
209 640 3572 506 Qwest
20115 634 515 335 Charter Communications
19916 562 49 58 OLM LLC
3602 559 131 109 Sprint Canada, Inc.
22773 546 1352 27 Cox Communications, Inc.
3356 536 10639 412 Level 3 Communications, LLC
19262 500 1485 124 Verizon Global Networks
5668 484 147 23 CenturyTel Internet Holdings,
3561 476 2409 403 Savvis
7132 469 5060 400 SBC Internet Services
7011 443 150 294 Citizens Utilities
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
702 605 1960 478 UUNET - Commercial IP service
3301 305 1085 291 TeliaNet Sweden
3320 286 3231 241 Deutsche Telekom AG
8220 269 475 264 COLT Telecommunications
680 244 2040 239 DFN-IP service G-WiN
8708 238 274 223 Romania Data Systems S.A.
3246 226 474 219 Song Networks
6746 196 51 168 Dynamic Network Technologies,
1257 190 712 168 SWIPnet Swedish IP Network
3269 182 1734 70 TELECOM ITALIA
5515 182 840 128 Sonera Solution Autonomous Sy
786 175 1795 175 The JANET IP Service
5400 173 317 143 BT Ignite European Backbone
6830 161 669 33 UPC Distribution Services
8866 160 37 9 Bulgarian Telecommunication C
3300 157 169 91 AUCS Communications Services
25186 151 227 106 France Telecom Transpac's Tra
3215 142 1229 81 France Telecom Transpac
24863 141 37 6 LINKdotNET AS number
3352 137 1384 33 Ibernet, Internet Access Netw
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
8151 384 641 165 UniNet S.A. de C.V.
16814 297 18 7 NSS, S.A.
11172 279 88 70 Servicios Alestra S.A de C.V
11664 198 22 13 Keytech SA
19632 196 14 5 Metropolis Intercom S.A.
6147 189 118 21 Telefonica Del Peru
14117 169 10 5 Telefonica del Sur S.A.
22047 169 128 7 VTR PUNTO NET S.A.
7303 149 69 15 Telecom Argentina Stet-France
11556 132 64 2 Cable-Wireless Panama
19169 122 8 26 Telconet
6505 121 89 85 Global One Communicaoes Ltda
10481 121 48 8 Prima S.A.
13999 119 52 9 Mega Cable S.A. de C.V.
18822 112 7 13 TELEFONICA MANQUEHUE
6503 109 148 76 AVANTEL, S.A.
21826 108 14 17 INTERCABLE
5639 107 12 9 Telecommunications Services o
11311 99 8 10 Sinectis S.A.
23216 87 23 12 RAMtelecom Telecomunicaciones
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
3741 270 708 227 The Internet Solution
8452 132 44 7 TEDATA
5536 123 8 12 Internet Egypt Network
2018 95 295 86 Tertiary Education Network
15475 82 84 4 Nile Online
2905 78 211 71 The Internetworking Company o
6713 71 71 10 Itissalat Al-MAGHRIB
20928 61 16 2 Noor Advanced Technologies AS
24835 58 34 6 RAYA Telecom - Egypt
5713 37 149 33 Telkom SA Ltd
12455 35 6 3 Jambonet Autonomous system
33774 32 3 22 AS Number for Telecom Algeria
15706 31 8 3 Sudatel Internet Exchange Aut
16637 24 10 21 Johnnic e-Ventures
8524 23 1 4 AUCEGYPT Autonomous System
10798 22 1 13 Standard Bank of South Africa
21280 21 4 4 Swift Global Kenya Ltd.Is an
23889 19 5 9 MAURITIUS TELECOM
12258 17 3 11 Vodacom Internet Company
15808 17 2 2 Communication Solutions Ltd i
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4323 1189 957 Time Warner Telecom
18566 864 857 Covad Communications
9583 813 801 Sify Limited
4134 1010 796 CHINANET-BACKBONE
721 1073 765 DLA Systems Automation Center
4755 738 671 Videsh Sanchar Nigam Ltd. Aut
22773 546 519 Cox Communications, Inc.
19916 562 504 OLM LLC
5668 484 461 CenturyTel Internet Holdings,
6197 944 457 BellSouth Network Solutions,
3602 559 450 Sprint Canada, Inc.
7545 507 436 TPG Internet Pty Ltd
19262 500 376 Verizon Global Networks
17676 470 370 Softbank BB Corp.
17488 366 356 Hathway IP Over Cable Interne
812 368 343 Rogers WAVE
9498 391 333 BHARTI BT INTERNET LTD.
4766 619 329 Korea Telecom (KIX)
6467 374 326 E.Spire Communications, Inc.
15270 343 318 PaeTec.net -a division of Pae
List of Unregistered ASNs (Global)
----------------------------------
Bad AS Designation Network Transit AS Description
65003 PRIVATE 57.250.244.0/24 13879 SITA-EQUANT
65002 PRIVATE 64.119.148.0/22 19406 Towerstream
65506 PRIVATE 64.151.117.0/24 26228 ServePath, LLC
64826 PRIVATE 64.200.250.0/23 7911 Williams Communicati
64826 PRIVATE 64.200.255.0/24 7911 Williams Communicati
64643 PRIVATE 140.253.192.0/20 24434 James Cook Universit
65205 PRIVATE 152.163.5.0/24 2056 America Online
64512 PRIVATE 170.51.242.0/24 19037 CTI Compania de Tele
65111 PRIVATE 194.165.131.0/24 8376 GO-JOR Autonomous Sy
65004 PRIVATE 200.0.113.0/24 28477 Universidad Autonoma
65004 PRIVATE 200.4.0.0/24 28477 Universidad Autonoma
65004 PRIVATE 200.4.1.0/24 28477 Universidad Autonoma
65004 PRIVATE 200.4.2.0/24 28477 Universidad Autonoma
65004 PRIVATE 200.4.3.0/24 28477 Universidad Autonoma
65004 PRIVATE 200.4.4.0/24 28477 Universidad Autonoma
65004 PRIVATE 200.4.5.0/24 28477 Universidad Autonoma
65004 PRIVATE 200.4.6.0/24 28477 Universidad Autonoma
65004 PRIVATE 200.4.7.0/24 28477 Universidad Autonoma
24413 UNALLOCATED 202.46.32.0/19 17623 China Netcom Corp.
18428 UNALLOCATED 203.91.0.0/24 9505 Taiwan Internet Gate
65103 PRIVATE 216.53.126.0/23 7270 Net2Phone Corp.
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
132.0.0.0/10 721 DLA Systems Automation Center
137.0.0.0/13 721 DLA Systems Automation Center
158.0.0.0/13 721 DLA Systems Automation Center
192.43.230.0/24 7575 Australian Academic and Rease
192.44.0.0/24 5501 Fraunhofer Gesellschaft
192.44.0.0/19 702 UUNET - Commercial IP service
192.70.164.0/24 25689 National Research Council of
192.84.205.0/24 719 LANLINK autonomous system
192.119.135.0/24 270 NASA
192.172.0.0/19 721 DLA Systems Automation Center
Number of prefixes announced per prefix length (Global)
-------------------------------------------------------
/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:18 /9:5 /10:8 /11:18 /12:80
/13:182 /14:336 /15:654 /16:8594 /17:2854 /18:4781
/19:10891 /20:11946 /21:10008 /22:13237 /23:14175 /24:93739
/25:332 /26:281 /27:180 /28:31 /29:10 /30:35
/31:0 /32:24
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
18566 848 864 Covad Communications
6197 771 944 BellSouth Network Solutions,
7018 725 1490 AT&T WorldNet Services
9583 636 813 Sify Limited
2386 628 913 AT&T Data Communications Serv
4323 566 1189 Time Warner Telecom
19916 556 562 OLM LLC
4766 427 619 Korea Telecom (KIX)
5668 389 484 CenturyTel Internet Holdings,
702 383 605 UUNET - Commercial IP service
7011 383 443 Citizens Utilities
1239 360 847 Sprint
6517 322 348 Yipes Communications, Inc.
15270 316 343 PaeTec.net -a division of Pae
6198 293 426 BellSouth Network Solutions,
13609 286 327 Choice One Communications Inc
701 283 997 UUNET Technologies, Inc.
18302 279 294 SK Global co., Ltd
22773 278 546 Cox Communications, Inc.
20115 255 634 Charter Communications
Number of /24s announced per /8 block (Global)
----------------------------------------------
4:3 8:27 12:1601 13:1 15:11 16:3
17:3 18:3 20:41 24:546 30:2 32:68
38:165 40:54 44:3 47:2 52:4 55:1
56:3 57:36 58:97 59:90 60:147 61:788
62:792 63:1880 64:2946 65:2097 66:2953 67:641
68:644 69:1263 70:205 71:32 72:409 80:649
81:571 82:510 83:308 84:302 85:373 86:142
87:67 125:17 128:160 129:168 130:97 131:295
132:36 133:1 134:148 135:40 136:162 137:68
138:166 139:68 140:470 141:141 142:148 143:142
144:218 145:34 146:301 147:131 148:269 149:186
150:109 151:68 152:112 153:93 154:5 155:141
156:78 157:112 158:149 159:175 160:87 161:76
162:237 163:146 164:190 165:189 166:155 167:254
168:450 169:141 170:301 171:11 190:1 192:5708
193:3321 194:2436 195:1566 196:698 198:3907 199:3241
200:4248 201:386 202:6176 203:6550 204:3826 205:2019
206:2441 207:2830 208:1998 209:3428 210:1698 211:827
212:1211 213:1363 214:316 215:42 216:3852 217:1140
218:222 219:132 220:502 221:294 222:132
End of report
Routing Table Report 04:00 +10GMT Tue 25 Oct, 2005
Analysis Summary
----------------
BGP routing table entries examined: 172430
Prefixes after maximum aggregation: 97948
Unique aggregates announced to Internet: 83682
Total ASes present in the Internet Routing Table: 20701
Origin-only ASes present in the Internet Routing Table: 18000
Origin ASes announcing only one prefix: 8531
Transit ASes present in the Internet Routing Table: 2701
Transit-only ASes present in the Internet Routing Table: 75
Average AS path length visible in the Internet Routing Table: 4.6
Max AS path length visible: 25
Prefixes from unregistered ASNs in the Routing Table: 21
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 9
Number of addresses announced to Internet: 1451860480
Equivalent to 86 /8s, 137 /16s and 162 /24s
Percentage of available address space announced: 39.2
Percentage of allocated address space announced: 59.0
Percentage of available address space allocated: 66.4
Total number of prefixes smaller than registry allocations: 82231
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 36021
Total APNIC prefixes after maximum aggregation: 15780
Prefixes being announced from the APNIC address blocks: 33809
Unique aggregates announced from the APNIC address blocks: 16731
APNIC Region origin ASes present in the Internet Routing Table: 2392
APNIC Region origin ASes announcing only one prefix: 696
APNIC Region transit ASes present in the Internet Routing Table: 364
Average APNIC Region AS path length visible: 4.4
Max APNIC Region AS path length visible: 17
Number of APNIC addresses announced to Internet: 204314240
Equivalent to 12 /8s, 45 /16s and 150 /24s
Percentage of available APNIC address space announced: 75.8
APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations) 23552-24575, 37888-38911
APNIC Address Blocks 58/7, 60/7, 124/7, 126/8, 202/7, 210/7, 218/7,
220/7 and 222/8
ARIN Region Analysis Summary
----------------------------
Prefixes being announced by ARIN Region ASes: 91340
Total ARIN prefixes after maximum aggregation: 55354
Prefixes being announced from the ARIN address blocks: 71379
Unique aggregates announced from the ARIN address blocks: 26872
ARIN Region origin ASes present in the Internet Routing Table: 10236
ARIN Region origin ASes announcing only one prefix: 3776
ARIN Region transit ASes present in the Internet Routing Table: 958
Average ARIN Region AS path length visible: 4.3
Max ARIN Region AS path length visible: 17
Number of ARIN addresses announced to Internet: 272289280
Equivalent to 16 /8s, 58 /16s and 206 /24s
Percentage of available ARIN address space announced: 67.6
ARIN AS Blocks 1-1876, 1902-2042, 2044-2046, 2048-2106
(pre-ERX allocations) 2138-2584, 2615-2772, 2823-2829, 2880-3153
3354-4607, 4865-5119, 5632-6655, 6912-7466
7723-8191, 10240-12287, 13312-15359, 16384-17407
18432-20479, 21504-23551, 25600-26591,
26624-27647, 29696-30719, 31744-33791
35840-36863
ARIN Address Blocks 24/8, 63/8, 64/6, 68/7, 70/6, 74/7, 76/8,
198/7, 204/6, 208/7 and 216/8
RIPE Region Analysis Summary
----------------------------
Prefixes being announced by RIPE Region ASes: 33571
Total RIPE prefixes after maximum aggregation: 22759
Prefixes being announced from the RIPE address blocks: 30590
Unique aggregates announced from the RIPE address blocks: 20454
RIPE Region origin ASes present in the Internet Routing Table: 7224
RIPE Region origin ASes announcing only one prefix: 3811
RIPE Region transit ASes present in the Internet Routing Table: 1193
Average RIPE Region AS path length visible: 5.1
Max RIPE Region AS path length visible: 21
Number of RIPE addresses announced to Internet: 221093056
Equivalent to 13 /8s, 45 /16s and 156 /24s
Percentage of available RIPE address space announced: 65.9
RIPE AS Blocks 1877-1901, 2043, 2047, 2107-2136, 2585-2614
(pre-ERX allocations) 2773-2822, 2830-2879, 3154-3353, 5377-5631
6656-6911, 8192-9215, 12288-13311, 15360-16383
20480-21503, 24576-25599, 28672-29695
30720-31743, 33792-35839, 38912-39935
RIPE Address Blocks 62/8, 80/5, 88/6, 188/8, 193/8, 194/7, 212/7
and 217/8
LACNIC Region Analysis Summary
------------------------------
Prefixes being announced by LACNIC Region ASes: 9699
Total LACNIC prefixes after maximum aggregation: 3235
Prefixes being announced from the LACNIC address blocks: 8008
Unique aggregates announced from the LACNIC address blocks: 4615
LACNIC Region origin ASes present in the Internet Routing Table: 642
LACNIC Region origin ASes announcing only one prefix: 204
LACNIC Region transit ASes present in the Internet Routing Table: 124
Average LACNIC Region AS path length visible: 5.3
Max LACNIC Region AS path length visible: 25
Number of LACNIC addresses announced to Internet: 22299136
Equivalent to 1 /8s, 84 /16s and 66 /24s
Percentage of available LACNIC address space announced: 33.2
LACNIC AS Blocks 26592-26623, 27648-28671, plus ERX transfers
LACNIC Address Blocks 189/8, 190/8, 200/7
AfriNIC Region Analysis Summary
-------------------------------
Prefixes being announced by AfriNIC Region ASes: 1774
Total AfriNIC prefixes after maximum aggregation: 820
Prefixes being announced from the AfriNIC address blocks: 1089
Unique aggregates announced from the AfriNIC address blocks: 803
AfriNIC Region origin ASes present in the Internet Routing Table: 141
AfriNIC Region origin ASes announcing only one prefix: 44
AfriNIC Region transit ASes present in the Internet Routing Table: 19
Average AfriNIC Region AS path length visible: 4.5
Max AfriNIC Region AS path length visible: 12
Number of AfriNIC addresses announced to Internet: 2841856
Equivalent to 0 /8s, 43 /16s and 93 /24s
Percentage of available AfriNIC address space announced: 8.5
AfriNIC AS Blocks 36864-37887 & ERX transfers
AfriNIC Address Blocks 41/8, 196/8
APNIC Region per AS prefix count summary
----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
4134 1010 6318 214 CHINANET-BACKBONE
9583 812 77 12 Sify Limited
1221 754 1327 515 Telstra Pty Ltd
4755 728 259 67 Videsh Sanchar Nigam Ltd. Aut
4766 619 3927 290 Korea Telecom (KIX)
7545 511 108 71 TPG Internet Pty Ltd
17676 470 6819 100 Softbank BB Corp.
9443 392 87 78 Primus Telecommunications
9498 392 211 58 BHARTI BT INTERNET LTD.
17488 366 22 10 Hathway IP Over Cable Interne
2907 339 1763 316 SINET Japan
9929 331 224 46 China Netcom Corp.
7474 330 258 227 SingTel Optus Pty Ltd
17557 330 24 162 Pakistan Telecom
4802 325 72 154 Wantree Development
18302 294 109 171 SK Global co., Ltd
9837 276 79 177 Powertel Ltd
17974 273 65 16 PT TELEKOMUNIKASI INDONESIA
18101 265 68 18 Reliance Infocom Ltd Internet
703 255 260 211 UUNET - Commercial IP service
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
7018 1506 6341 981 AT&T WorldNet Services
4323 1188 705 231 Time Warner Telecom
721 1073 21938 309 DLA Systems Automation Center
174 1049 5847 988 Cogent Communications
701 996 8138 836 UUNET Technologies, Inc.
6197 943 399 486 BellSouth Network Solutions,
2386 916 522 678 AT&T Data Communications Serv
18566 864 240 7 Covad Communications
1239 849 2852 599 Sprint
209 640 3572 506 Qwest
20115 633 515 336 Charter Communications
3602 559 131 109 Sprint Canada, Inc.
19916 551 49 58 OLM LLC
22773 545 1348 27 Cox Communications, Inc.
3356 535 10639 411 Level 3 Communications, LLC
19262 495 1473 124 Verizon Global Networks
5668 484 147 23 CenturyTel Internet Holdings,
3561 475 2409 403 Savvis
7132 469 5060 400 SBC Internet Services
7011 443 150 294 Citizens Utilities
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
702 605 1976 478 UUNET - Commercial IP service
3301 305 1085 291 TeliaNet Sweden
3320 286 3231 241 Deutsche Telekom AG
8220 269 475 264 COLT Telecommunications
680 244 2040 239 DFN-IP service G-WiN
8708 239 274 224 Romania Data Systems S.A.
3246 226 474 219 Song Networks
6746 196 51 168 Dynamic Network Technologies,
1257 190 712 168 SWIPnet Swedish IP Network
3269 182 1734 70 TELECOM ITALIA
5515 182 840 128 Sonera Solution Autonomous Sy
786 174 1795 174 The JANET IP Service
5400 173 317 143 BT Ignite European Backbone
6830 161 669 33 UPC Distribution Services
8866 160 37 9 Bulgarian Telecommunication C
3300 157 169 91 AUCS Communications Services
25186 151 227 106 France Telecom Transpac's Tra
3215 142 1229 81 France Telecom Transpac
24863 141 37 6 LINKdotNET AS number
3352 137 1384 33 Ibernet, Internet Access Netw
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
8151 385 641 166 UniNet S.A. de C.V.
16814 297 18 7 NSS, S.A.
11172 278 88 70 Servicios Alestra S.A de C.V
11664 198 22 13 Keytech SA
19632 196 14 5 Metropolis Intercom S.A.
6147 189 118 21 Telefonica Del Peru
14117 169 10 5 Telefonica del Sur S.A.
22047 169 128 7 VTR PUNTO NET S.A.
7303 149 69 15 Telecom Argentina Stet-France
11556 132 64 2 Cable-Wireless Panama
19169 122 8 26 Telconet
6505 121 89 85 Global One Communicaoes Ltda
10481 121 48 8 Prima S.A.
13999 117 52 9 Mega Cable S.A. de C.V.
18822 112 7 13 TELEFONICA MANQUEHUE
6503 109 148 76 AVANTEL, S.A.
21826 108 14 17 INTERCABLE
5639 107 12 9 Telecommunications Services o
11311 99 8 10 Sinectis S.A.
14522 91 10 7 SatNet S.A.
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
3741 269 708 227 The Internet Solution
5536 123 8 12 Internet Egypt Network
8452 123 44 7 TEDATA
2018 95 295 86 Tertiary Education Network
15475 82 84 4 Nile Online
2905 78 211 71 The Internetworking Company o
6713 71 71 10 Itissalat Al-MAGHRIB
20928 61 16 2 Noor Advanced Technologies AS
24835 58 34 6 RAYA Telecom - Egypt
5713 37 149 33 Telkom SA Ltd
12455 35 6 3 Jambonet Autonomous system
33774 32 3 22 AS Number for Telecom Algeria
15706 31 8 3 Sudatel Internet Exchange Aut
8524 23 1 4 AUCEGYPT Autonomous System
16637 23 10 20 Johnnic e-Ventures
10798 22 1 13 Standard Bank of South Africa
21280 21 4 4 Swift Global Kenya Ltd.Is an
23889 19 5 9 MAURITIUS TELECOM
12258 17 3 11 Vodacom Internet Company
15808 17 2 2 Communication Solutions Ltd i
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4323 1188 957 Time Warner Telecom
18566 864 857 Covad Communications
9583 812 800 Sify Limited
4134 1010 796 CHINANET-BACKBONE
721 1073 764 DLA Systems Automation Center
4755 728 661 Videsh Sanchar Nigam Ltd. Aut
22773 545 518 Cox Communications, Inc.
19916 551 493 OLM LLC
5668 484 461 CenturyTel Internet Holdings,
6197 943 457 BellSouth Network Solutions,
3602 559 450 Sprint Canada, Inc.
7545 511 440 TPG Internet Pty Ltd
19262 495 371 Verizon Global Networks
17676 470 370 Softbank BB Corp.
17488 366 356 Hathway IP Over Cable Interne
812 368 343 Rogers WAVE
11492 347 336 Cable One
9498 392 334 BHARTI BT INTERNET LTD.
4766 619 329 Korea Telecom (KIX)
6467 374 326 E.Spire Communications, Inc.
List of Unregistered ASNs (Global)
----------------------------------
Bad AS Designation Network Transit AS Description
65003 PRIVATE 57.250.244.0/24 13879 SITA-EQUANT
65002 PRIVATE 64.119.148.0/22 19406 Towerstream
65506 PRIVATE 64.151.117.0/24 26228 ServePath, LLC
64826 PRIVATE 64.200.250.0/23 7911 Williams Communicati
64826 PRIVATE 64.200.255.0/24 7911 Williams Communicati
64643 PRIVATE 140.253.192.0/20 24434 James Cook Universit
65205 PRIVATE 152.163.5.0/24 2056 America Online
64512 PRIVATE 170.51.242.0/24 19037 CTI Compania de Tele
65111 PRIVATE 194.165.131.0/24 8376 GO-JOR Autonomous Sy
65004 PRIVATE 200.0.113.0/24 28477 Universidad Autonoma
65004 PRIVATE 200.4.0.0/24 28477 Universidad Autonoma
65004 PRIVATE 200.4.1.0/24 28477 Universidad Autonoma
65004 PRIVATE 200.4.2.0/24 28477 Universidad Autonoma
65004 PRIVATE 200.4.3.0/24 28477 Universidad Autonoma
65004 PRIVATE 200.4.4.0/24 28477 Universidad Autonoma
65004 PRIVATE 200.4.5.0/24 28477 Universidad Autonoma
65004 PRIVATE 200.4.6.0/24 28477 Universidad Autonoma
65004 PRIVATE 200.4.7.0/24 28477 Universidad Autonoma
24413 UNALLOCATED 202.46.32.0/19 17623 China Netcom Corp.
18428 UNALLOCATED 203.91.0.0/24 9505 Taiwan Internet Gate
65103 PRIVATE 216.53.126.0/23 7270 Net2Phone Corp.
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
132.0.0.0/10 721 DLA Systems Automation Center
137.0.0.0/13 721 DLA Systems Automation Center
158.0.0.0/13 721 DLA Systems Automation Center
192.43.230.0/24 7575 Australian Academic and Rease
192.44.0.0/24 5501 Fraunhofer Gesellschaft
192.44.0.0/19 702 UUNET - Commercial IP service
192.70.164.0/24 25689 National Research Council of
192.84.205.0/24 719 LANLINK autonomous system
192.172.0.0/19 721 DLA Systems Automation Center
Number of prefixes announced per prefix length (Global)
-------------------------------------------------------
/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:18 /9:5 /10:8 /11:18 /12:80
/13:182 /14:336 /15:654 /16:8594 /17:2852 /18:4780
/19:10888 /20:11934 /21:10004 /22:13253 /23:14225 /24:93686
/25:332 /26:281 /27:183 /28:33 /29:12 /30:39
/31:3 /32:30
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
18566 848 864 Covad Communications
6197 770 943 BellSouth Network Solutions,
7018 739 1506 AT&T WorldNet Services
9583 635 812 Sify Limited
2386 632 916 AT&T Data Communications Serv
4323 564 1188 Time Warner Telecom
19916 542 551 OLM LLC
4766 427 619 Korea Telecom (KIX)
5668 389 484 CenturyTel Internet Holdings,
7011 383 443 Citizens Utilities
702 382 605 UUNET - Commercial IP service
1239 363 849 Sprint
11492 339 347 Cable One
6517 323 349 Yipes Communications, Inc.
15270 316 343 PaeTec.net -a division of Pae
6198 294 427 BellSouth Network Solutions,
13609 286 327 Choice One Communications Inc
701 283 996 UUNET Technologies, Inc.
18302 279 294 SK Global co., Ltd
22773 278 545 Cox Communications, Inc.
Number of /24s announced per /8 block (Global)
----------------------------------------------
4:3 8:26 12:1607 13:1 15:11 16:3
17:3 18:3 20:41 24:566 30:2 32:68
38:165 40:54 44:3 47:2 52:4 55:1
56:3 57:35 58:97 59:84 60:146 61:790
62:795 63:1867 64:2942 65:2092 66:2965 67:642
68:644 69:1265 70:205 71:32 72:414 80:652
81:572 82:505 83:308 84:298 85:363 86:140
87:65 125:16 128:153 129:168 130:97 131:295
132:36 133:1 134:148 135:40 136:161 137:68
138:166 139:68 140:468 141:141 142:148 143:142
144:218 145:34 146:301 147:130 148:269 149:187
150:108 151:68 152:112 153:93 154:5 155:142
156:78 157:111 158:161 159:174 160:87 161:76
162:237 163:146 164:190 165:190 166:154 167:254
168:447 169:141 170:313 171:11 190:1 192:5707
193:3323 194:2431 195:1565 196:671 198:3908 199:3241
200:4233 201:386 202:6204 203:6533 204:3825 205:2032
206:2437 207:2834 208:2001 209:3405 210:1703 211:827
212:1210 213:1362 214:318 215:42 216:3829 217:1134
218:222 219:132 220:509 221:294 222:130
End of report
Routing Table Report 04:00 +10GMT Mon 24 Oct, 2005
Analysis Summary
----------------
BGP routing table entries examined: 172442
Prefixes after maximum aggregation: 98028
Unique aggregates announced to Internet: 83654
Total ASes present in the Internet Routing Table: 20723
Origin-only ASes present in the Internet Routing Table: 18026
Origin ASes announcing only one prefix: 8538
Transit ASes present in the Internet Routing Table: 2697
Transit-only ASes present in the Internet Routing Table: 76
Average AS path length visible in the Internet Routing Table: 4.5
Max AS path length visible: 21
Prefixes from unregistered ASNs in the Routing Table: 26
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 10
Number of addresses announced to Internet: 1435190336
Equivalent to 85 /8s, 139 /16s and 68 /24s
Percentage of available address space announced: 38.7
Percentage of allocated address space announced: 58.3
Percentage of available address space allocated: 66.4
Total number of prefixes smaller than registry allocations: 82252
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 35927
Total APNIC prefixes after maximum aggregation: 15748
Prefixes being announced from the APNIC address blocks: 33721
Unique aggregates announced from the APNIC address blocks: 16693
APNIC Region origin ASes present in the Internet Routing Table: 2389
APNIC Region origin ASes announcing only one prefix: 693
APNIC Region transit ASes present in the Internet Routing Table: 366
Average APNIC Region AS path length visible: 4.4
Max APNIC Region AS path length visible: 17
Number of APNIC addresses announced to Internet: 203941248
Equivalent to 12 /8s, 39 /16s and 229 /24s
Percentage of available APNIC address space announced: 75.7
APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations) 23552-24575, 37888-38911
APNIC Address Blocks 58/7, 60/7, 124/7, 126/8, 202/7, 210/7, 218/7,
220/7 and 222/8
ARIN Region Analysis Summary
----------------------------
Prefixes being announced by ARIN Region ASes: 91600
Total ARIN prefixes after maximum aggregation: 55493
Prefixes being announced from the ARIN address blocks: 71631
Unique aggregates announced from the ARIN address blocks: 26937
ARIN Region origin ASes present in the Internet Routing Table: 10267
ARIN Region origin ASes announcing only one prefix: 3783
ARIN Region transit ASes present in the Internet Routing Table: 958
Average ARIN Region AS path length visible: 4.3
Max ARIN Region AS path length visible: 17
Number of ARIN addresses announced to Internet: 272879872
Equivalent to 16 /8s, 67 /16s and 209 /24s
Percentage of available ARIN address space announced: 67.8
ARIN AS Blocks 1-1876, 1902-2042, 2044-2046, 2048-2106
(pre-ERX allocations) 2138-2584, 2615-2772, 2823-2829, 2880-3153
3354-4607, 4865-5119, 5632-6655, 6912-7466
7723-8191, 10240-12287, 13312-15359, 16384-17407
18432-20479, 21504-23551, 25600-26591,
26624-27647, 29696-30719, 31744-33791
35840-36863
ARIN Address Blocks 24/8, 63/8, 64/6, 68/7, 70/6, 74/7, 76/8,
198/7, 204/6, 208/7 and 216/8
RIPE Region Analysis Summary
----------------------------
Prefixes being announced by RIPE Region ASes: 33528
Total RIPE prefixes after maximum aggregation: 22743
Prefixes being announced from the RIPE address blocks: 30536
Unique aggregates announced from the RIPE address blocks: 20419
RIPE Region origin ASes present in the Internet Routing Table: 7221
RIPE Region origin ASes announcing only one prefix: 3813
RIPE Region transit ASes present in the Internet Routing Table: 1190
Average RIPE Region AS path length visible: 5.1
Max RIPE Region AS path length visible: 21
Number of RIPE addresses announced to Internet: 220927744
Equivalent to 13 /8s, 43 /16s and 23 /24s
Percentage of available RIPE address space announced: 65.8
RIPE AS Blocks 1877-1901, 2043, 2047, 2107-2136, 2585-2614
(pre-ERX allocations) 2773-2822, 2830-2879, 3154-3353, 5377-5631
6656-6911, 8192-9215, 12288-13311, 15360-16383
20480-21503, 24576-25599, 28672-29695
30720-31743, 33792-35839, 38912-39935
RIPE Address Blocks 62/8, 80/5, 88/6, 188/8, 193/8, 194/7, 212/7
and 217/8
LACNIC Region Analysis Summary
------------------------------
Prefixes being announced by LACNIC Region ASes: 9590
Total LACNIC prefixes after maximum aggregation: 3224
Prefixes being announced from the LACNIC address blocks: 7983
Unique aggregates announced from the LACNIC address blocks: 4619
LACNIC Region origin ASes present in the Internet Routing Table: 641
LACNIC Region origin ASes announcing only one prefix: 205
LACNIC Region transit ASes present in the Internet Routing Table: 122
Average LACNIC Region AS path length visible: 5.2
Max LACNIC Region AS path length visible: 21
Number of LACNIC addresses announced to Internet: 22289152
Equivalent to 1 /8s, 84 /16s and 27 /24s
Percentage of available LACNIC address space announced: 33.2
LACNIC AS Blocks 26592-26623, 27648-28671, plus ERX transfers
LACNIC Address Blocks 189/8, 190/8, 200/7
AfriNIC Region Analysis Summary
-------------------------------
Prefixes being announced by AfriNIC Region ASes: 1767
Total AfriNIC prefixes after maximum aggregation: 820
Prefixes being announced from the AfriNIC address blocks: 1087
Unique aggregates announced from the AfriNIC address blocks: 804
AfriNIC Region origin ASes present in the Internet Routing Table: 140
AfriNIC Region origin ASes announcing only one prefix: 44
AfriNIC Region transit ASes present in the Internet Routing Table: 18
Average AfriNIC Region AS path length visible: 4.5
Max AfriNIC Region AS path length visible: 12
Number of AfriNIC addresses announced to Internet: 2842112
Equivalent to 0 /8s, 43 /16s and 94 /24s
Percentage of available AfriNIC address space announced: 8.5
AfriNIC AS Blocks 36864-37887 & ERX transfers
AfriNIC Address Blocks 41/8, 196/8
APNIC Region per AS prefix count summary
----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
4134 1006 6230 211 CHINANET-BACKBONE
9583 813 77 13 Sify Limited
1221 751 1327 513 Telstra Pty Ltd
4755 724 259 66 Videsh Sanchar Nigam Ltd. Aut
4766 619 3927 290 Korea Telecom (KIX)
7545 510 108 70 TPG Internet Pty Ltd
17676 470 6819 100 Softbank BB Corp.
9443 392 87 78 Primus Telecommunications
9498 388 211 58 BHARTI BT INTERNET LTD.
2907 339 1763 316 SINET Japan
17488 334 20 9 Hathway IP Over Cable Interne
7474 330 258 227 SingTel Optus Pty Ltd
9929 330 224 46 China Netcom Corp.
17557 328 24 161 Pakistan Telecom
4802 325 72 154 Wantree Development
18302 293 109 172 SK Global co., Ltd
9837 275 79 176 Powertel Ltd
17974 272 65 16 PT TELEKOMUNIKASI INDONESIA
18101 265 68 18 Reliance Infocom Ltd Internet
703 255 260 211 UUNET - Commercial IP service
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
7018 1511 6357 988 AT&T WorldNet Services
4323 1187 705 231 Time Warner Telecom
721 1080 21938 313 DLA Systems Automation Center
174 1052 5847 991 Cogent Communications
701 1002 8138 839 UUNET Technologies, Inc.
6197 945 399 488 BellSouth Network Solutions,
2386 925 513 687 AT&T Data Communications Serv
18566 864 240 7 Covad Communications
1239 858 2852 605 Sprint
209 640 3572 507 Qwest
20115 633 515 336 Charter Communications
3602 559 131 109 Sprint Canada, Inc.
19916 551 49 58 OLM LLC
22773 545 1348 27 Cox Communications, Inc.
3356 535 10639 411 Level 3 Communications, LLC
19262 493 1464 128 Verizon Global Networks
6198 485 577 209 BellSouth Network Solutions,
5668 484 147 23 CenturyTel Internet Holdings,
3561 477 2409 404 Savvis
7132 468 5060 399 SBC Internet Services
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
702 606 1976 479 UUNET - Commercial IP service
3301 305 1085 291 TeliaNet Sweden
3320 286 3231 241 Deutsche Telekom AG
8220 269 475 264 COLT Telecommunications
680 244 2040 239 DFN-IP service G-WiN
8708 239 274 224 Romania Data Systems S.A.
3246 226 474 219 Song Networks
6746 196 51 168 Dynamic Network Technologies,
1257 190 712 168 SWIPnet Swedish IP Network
5515 183 841 129 Sonera Solution Autonomous Sy
3269 182 1734 70 TELECOM ITALIA
786 174 1795 174 The JANET IP Service
5400 173 317 143 BT Ignite European Backbone
6830 161 669 33 UPC Distribution Services
8866 160 37 9 Bulgarian Telecommunication C
3300 157 169 91 AUCS Communications Services
25186 151 227 106 France Telecom Transpac's Tra
3215 142 1229 81 France Telecom Transpac
24863 141 37 6 LINKdotNET AS number
3352 137 1384 33 Ibernet, Internet Access Netw
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
8151 384 641 165 UniNet S.A. de C.V.
16814 297 18 7 NSS, S.A.
11172 280 86 69 Servicios Alestra S.A de C.V
11664 198 22 13 Keytech SA
19632 196 14 5 Metropolis Intercom S.A.
6147 189 118 21 Telefonica Del Peru
14117 169 10 5 Telefonica del Sur S.A.
22047 169 128 7 VTR PUNTO NET S.A.
7303 149 69 15 Telecom Argentina Stet-France
11556 133 64 3 Cable-Wireless Panama
19169 122 8 26 Telconet
6505 121 89 85 Global One Communicaoes Ltda
10481 121 48 8 Prima S.A.
13999 117 52 9 Mega Cable S.A. de C.V.
18822 112 7 13 TELEFONICA MANQUEHUE
6503 109 148 76 AVANTEL, S.A.
21826 108 14 17 INTERCABLE
5639 107 12 9 Telecommunications Services o
11311 99 8 10 Sinectis S.A.
23216 88 23 12 RAMtelecom Telecomunicaciones
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
3741 269 708 227 The Internet Solution
5536 123 8 12 Internet Egypt Network
8452 120 44 7 TEDATA
2018 95 295 86 Tertiary Education Network
15475 82 84 4 Nile Online
2905 78 211 71 The Internetworking Company o
6713 71 71 10 Itissalat Al-MAGHRIB
20928 61 16 2 Noor Advanced Technologies AS
24835 59 34 7 RAYA Telecom - Egypt
5713 37 149 33 Telkom SA Ltd
12455 35 6 3 Jambonet Autonomous system
33774 32 3 22 AS Number for Telecom Algeria
15706 31 8 3 Sudatel Internet Exchange Aut
8524 23 1 4 AUCEGYPT Autonomous System
16637 23 10 20 Johnnic e-Ventures
10798 22 1 13 Standard Bank of South Africa
21280 21 4 4 Swift Global Kenya Ltd.Is an
23889 19 5 9 MAURITIUS TELECOM
12258 17 3 11 Vodacom Internet Company
15808 17 2 2 Communication Solutions Ltd i
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4323 1187 956 Time Warner Telecom
18566 864 857 Covad Communications
9583 813 800 Sify Limited
4134 1006 795 CHINANET-BACKBONE
721 1080 767 DLA Systems Automation Center
4755 724 658 Videsh Sanchar Nigam Ltd. Aut
22773 545 518 Cox Communications, Inc.
19916 551 493 OLM LLC
5668 484 461 CenturyTel Internet Holdings,
6197 945 457 BellSouth Network Solutions,
3602 559 450 Sprint Canada, Inc.
7545 510 440 TPG Internet Pty Ltd
17676 470 370 Softbank BB Corp.
19262 493 365 Verizon Global Networks
6467 407 359 E.Spire Communications, Inc.
812 368 343 Rogers WAVE
11492 347 336 Cable One
9498 388 330 BHARTI BT INTERNET LTD.
4766 619 329 Korea Telecom (KIX)
17488 334 325 Hathway IP Over Cable Interne
List of Unregistered ASNs (Global)
----------------------------------
Bad AS Designation Network Transit AS Description
65003 PRIVATE 57.250.244.0/24 13879 SITA-EQUANT
64900 PRIVATE 64.116.137.0/24 17399 Comsat Venezuela, CO
65002 PRIVATE 64.119.148.0/22 19406 Towerstream
65500 PRIVATE 64.146.64.0/24 19029 New Edge Networks
65506 PRIVATE 64.151.117.0/24 26228 ServePath, LLC
64826 PRIVATE 64.200.250.0/23 7911 Williams Communicati
64826 PRIVATE 64.200.255.0/24 7911 Williams Communicati
64643 PRIVATE 140.253.192.0/20 24434 James Cook Universit
65205 PRIVATE 152.163.5.0/24 2056 America Online
64512 PRIVATE 170.51.242.0/24 19037 CTI Compania de Tele
65111 PRIVATE 194.165.131.0/24 8376 GO-JOR Autonomous Sy
65004 PRIVATE 200.0.113.0/24 28477 Universidad Autonoma
65004 PRIVATE 200.4.0.0/24 28477 Universidad Autonoma
65004 PRIVATE 200.4.1.0/24 28477 Universidad Autonoma
65004 PRIVATE 200.4.2.0/24 28477 Universidad Autonoma
65004 PRIVATE 200.4.3.0/24 28477 Universidad Autonoma
65004 PRIVATE 200.4.4.0/24 28477 Universidad Autonoma
65004 PRIVATE 200.4.5.0/24 28477 Universidad Autonoma
65004 PRIVATE 200.4.6.0/24 28477 Universidad Autonoma
65004 PRIVATE 200.4.7.0/24 28477 Universidad Autonoma
64900 PRIVATE 200.85.68.0/24 17399 Comsat Venezuela, CO
24413 UNALLOCATED 202.46.32.0/19 17623 China Netcom Corp.
18428 UNALLOCATED 203.91.0.0/24 9505 Taiwan Internet Gate
65103 PRIVATE 216.53.126.0/23 7270 Net2Phone Corp.
65500 PRIVATE 216.216.217.0/24 19029 New Edge Networks
65500 PRIVATE 216.217.188.0/24 19029 New Edge Networks
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
132.0.0.0/10 721 DLA Systems Automation Center
137.0.0.0/13 721 DLA Systems Automation Center
158.0.0.0/13 721 DLA Systems Automation Center
192.43.230.0/24 7575 Australian Academic and Rease
192.44.0.0/24 5501 Fraunhofer Gesellschaft
192.44.0.0/19 702 UUNET - Commercial IP service
192.70.164.0/24 25689 National Research Council of
192.84.205.0/24 719 LANLINK autonomous system
192.119.135.0/24 270 NASA
192.172.0.0/19 721 DLA Systems Automation Center
Number of prefixes announced per prefix length (Global)
-------------------------------------------------------
/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:17 /9:5 /10:8 /11:18 /12:80
/13:182 /14:335 /15:654 /16:8594 /17:2854 /18:4785
/19:10894 /20:11948 /21:9999 /22:13246 /23:14241 /24:93705
/25:324 /26:277 /27:176 /28:31 /29:10 /30:35
/31:0 /32:24
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
18566 848 864 Covad Communications
6197 772 945 BellSouth Network Solutions,
7018 740 1511 AT&T WorldNet Services
2386 639 925 AT&T Data Communications Serv
9583 636 813 Sify Limited
4323 563 1187 Time Warner Telecom
19916 542 551 OLM LLC
4766 427 619 Korea Telecom (KIX)
5668 389 484 CenturyTel Internet Holdings,
702 383 606 UUNET - Commercial IP service
7011 383 443 Citizens Utilities
1239 366 858 Sprint
6198 350 485 BellSouth Network Solutions,
11492 339 347 Cable One
6517 322 348 Yipes Communications, Inc.
15270 316 343 PaeTec.net -a division of Pae
13609 286 327 Choice One Communications Inc
701 284 1002 UUNET Technologies, Inc.
18302 278 293 SK Global co., Ltd
22773 278 545 Cox Communications, Inc.
Number of /24s announced per /8 block (Global)
----------------------------------------------
4:3 8:26 12:1611 13:1 15:11 16:3
17:3 18:3 20:41 24:567 30:2 32:68
38:164 40:54 44:3 47:2 52:4 55:1
56:3 57:35 58:96 59:80 60:146 61:790
62:791 63:1884 64:2951 65:2110 66:2964 67:642
68:661 69:1270 70:218 71:32 72:411 80:652
81:574 82:504 83:308 84:291 85:361 86:140
87:64 125:15 128:147 129:168 130:97 131:296
132:36 133:1 134:148 135:40 136:159 137:68
138:166 139:68 140:465 141:141 142:148 143:142
144:218 145:34 146:301 147:131 148:272 149:187
150:107 151:68 152:112 153:93 154:6 155:142
156:78 157:105 158:162 159:174 160:87 161:76
162:237 163:143 164:190 165:190 166:154 167:252
168:437 169:144 170:301 171:11 190:1 192:5714
193:3313 194:2427 195:1562 196:669 198:3903 199:3248
200:4215 201:384 202:6203 203:6504 204:3822 205:2013
206:2451 207:2841 208:2025 209:3434 210:1693 211:828
212:1200 213:1360 214:319 215:42 216:3854 217:1131
218:222 219:133 220:508 221:293 222:131
End of report
Routing Table Report 04:00 +10GMT Sun 23 Oct, 2005
Analysis Summary
----------------
BGP routing table entries examined: 172444
Prefixes after maximum aggregation: 98051
Unique aggregates announced to Internet: 83636
Total ASes present in the Internet Routing Table: 20725
Origin-only ASes present in the Internet Routing Table: 18027
Origin ASes announcing only one prefix: 8548
Transit ASes present in the Internet Routing Table: 2698
Transit-only ASes present in the Internet Routing Table: 76
Average AS path length visible in the Internet Routing Table: 4.5
Max AS path length visible: 21
Prefixes from unregistered ASNs in the Routing Table: 26
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 10
Number of addresses announced to Internet: 1435238208
Equivalent to 85 /8s, 139 /16s and 255 /24s
Percentage of available address space announced: 38.7
Percentage of allocated address space announced: 58.3
Percentage of available address space allocated: 66.4
Total number of prefixes smaller than registry allocations: 82226
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 35905
Total APNIC prefixes after maximum aggregation: 15739
Prefixes being announced from the APNIC address blocks: 33703
Unique aggregates announced from the APNIC address blocks: 16687
APNIC Region origin ASes present in the Internet Routing Table: 2389
APNIC Region origin ASes announcing only one prefix: 695
APNIC Region transit ASes present in the Internet Routing Table: 364
Average APNIC Region AS path length visible: 4.4
Max APNIC Region AS path length visible: 17
Number of APNIC addresses announced to Internet: 203935104
Equivalent to 12 /8s, 39 /16s and 205 /24s
Percentage of available APNIC address space announced: 75.7
APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations) 23552-24575, 37888-38911
APNIC Address Blocks 58/7, 60/7, 124/7, 126/8, 202/7, 210/7, 218/7,
220/7 and 222/8
ARIN Region Analysis Summary
----------------------------
Prefixes being announced by ARIN Region ASes: 91623
Total ARIN prefixes after maximum aggregation: 55536
Prefixes being announced from the ARIN address blocks: 71673
Unique aggregates announced from the ARIN address blocks: 26923
ARIN Region origin ASes present in the Internet Routing Table: 10265
ARIN Region origin ASes announcing only one prefix: 3786
ARIN Region transit ASes present in the Internet Routing Table: 961
Average ARIN Region AS path length visible: 4.3
Max ARIN Region AS path length visible: 17
Number of ARIN addresses announced to Internet: 272880896
Equivalent to 16 /8s, 67 /16s and 213 /24s
Percentage of available ARIN address space announced: 67.8
ARIN AS Blocks 1-1876, 1902-2042, 2044-2046, 2048-2106
(pre-ERX allocations) 2138-2584, 2615-2772, 2823-2829, 2880-3153
3354-4607, 4865-5119, 5632-6655, 6912-7466
7723-8191, 10240-12287, 13312-15359, 16384-17407
18432-20479, 21504-23551, 25600-26591,
26624-27647, 29696-30719, 31744-33791
35840-36863
ARIN Address Blocks 24/8, 63/8, 64/6, 68/7, 70/6, 74/7, 76/8,
198/7, 204/6, 208/7 and 216/8
RIPE Region Analysis Summary
----------------------------
Prefixes being announced by RIPE Region ASes: 33524
Total RIPE prefixes after maximum aggregation: 22735
Prefixes being announced from the RIPE address blocks: 30537
Unique aggregates announced from the RIPE address blocks: 20439
RIPE Region origin ASes present in the Internet Routing Table: 7224
RIPE Region origin ASes announcing only one prefix: 3816
RIPE Region transit ASes present in the Internet Routing Table: 1189
Average RIPE Region AS path length visible: 5.1
Max RIPE Region AS path length visible: 21
Number of RIPE addresses announced to Internet: 220915712
Equivalent to 13 /8s, 42 /16s and 232 /24s
Percentage of available RIPE address space announced: 65.8
RIPE AS Blocks 1877-1901, 2043, 2047, 2107-2136, 2585-2614
(pre-ERX allocations) 2773-2822, 2830-2879, 3154-3353, 5377-5631
6656-6911, 8192-9215, 12288-13311, 15360-16383
20480-21503, 24576-25599, 28672-29695
30720-31743, 33792-35839, 38912-39935
RIPE Address Blocks 62/8, 80/5, 88/6, 188/8, 193/8, 194/7, 212/7
and 217/8
LACNIC Region Analysis Summary
------------------------------
Prefixes being announced by LACNIC Region ASes: 9595
Total LACNIC prefixes after maximum aggregation: 3220
Prefixes being announced from the LACNIC address blocks: 7991
Unique aggregates announced from the LACNIC address blocks: 4613
LACNIC Region origin ASes present in the Internet Routing Table: 642
LACNIC Region origin ASes announcing only one prefix: 207
LACNIC Region transit ASes present in the Internet Routing Table: 123
Average LACNIC Region AS path length visible: 5.2
Max LACNIC Region AS path length visible: 21
Number of LACNIC addresses announced to Internet: 22294784
Equivalent to 1 /8s, 84 /16s and 49 /24s
Percentage of available LACNIC address space announced: 33.2
LACNIC AS Blocks 26592-26623, 27648-28671, plus ERX transfers
LACNIC Address Blocks 189/8, 190/8, 200/7
AfriNIC Region Analysis Summary
-------------------------------
Prefixes being announced by AfriNIC Region ASes: 1767
Total AfriNIC prefixes after maximum aggregation: 821
Prefixes being announced from the AfriNIC address blocks: 1081
Unique aggregates announced from the AfriNIC address blocks: 799
AfriNIC Region origin ASes present in the Internet Routing Table: 140
AfriNIC Region origin ASes announcing only one prefix: 44
AfriNIC Region transit ASes present in the Internet Routing Table: 18
Average AfriNIC Region AS path length visible: 4.5
Max AfriNIC Region AS path length visible: 12
Number of AfriNIC addresses announced to Internet: 2839040
Equivalent to 0 /8s, 43 /16s and 82 /24s
Percentage of available AfriNIC address space announced: 8.5
AfriNIC AS Blocks 36864-37887 & ERX transfers
AfriNIC Address Blocks 41/8, 196/8
APNIC Region per AS prefix count summary
----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
4134 1006 6230 211 CHINANET-BACKBONE
9583 812 77 13 Sify Limited
1221 751 1327 513 Telstra Pty Ltd
4755 724 259 66 Videsh Sanchar Nigam Ltd. Aut
4766 619 3927 290 Korea Telecom (KIX)
7545 511 108 71 TPG Internet Pty Ltd
17676 470 6819 100 Softbank BB Corp.
9443 392 87 78 Primus Telecommunications
9498 387 211 58 BHARTI BT INTERNET LTD.
2907 338 1763 315 SINET Japan
17488 334 20 9 Hathway IP Over Cable Interne
7474 330 258 227 SingTel Optus Pty Ltd
9929 330 224 46 China Netcom Corp.
17557 328 24 161 Pakistan Telecom
4802 325 72 154 Wantree Development
18302 293 109 172 SK Global co., Ltd
9837 275 79 176 Powertel Ltd
17974 272 65 16 PT TELEKOMUNIKASI INDONESIA
18101 265 68 18 Reliance Infocom Ltd Internet
703 255 260 211 UUNET - Commercial IP service
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
7018 1512 6357 989 AT&T WorldNet Services
4323 1187 705 231 Time Warner Telecom
721 1080 21938 313 DLA Systems Automation Center
174 1053 5847 992 Cogent Communications
701 998 8138 835 UUNET Technologies, Inc.
6197 945 399 488 BellSouth Network Solutions,
2386 922 513 685 AT&T Data Communications Serv
18566 864 240 7 Covad Communications
1239 858 2852 605 Sprint
209 640 3572 507 Qwest
20115 633 515 336 Charter Communications
3602 559 131 109 Sprint Canada, Inc.
19916 546 48 60 OLM LLC
22773 544 1348 27 Cox Communications, Inc.
3356 536 10639 412 Level 3 Communications, LLC
19262 493 1464 128 Verizon Global Networks
6198 489 577 212 BellSouth Network Solutions,
5668 484 147 23 CenturyTel Internet Holdings,
3561 475 2409 402 Savvis
7132 470 5061 401 SBC Internet Services
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
702 606 1976 479 UUNET - Commercial IP service
3301 305 1085 291 TeliaNet Sweden
3320 284 3230 239 Deutsche Telekom AG
8220 269 475 264 COLT Telecommunications
680 244 2040 239 DFN-IP service G-WiN
8708 239 274 224 Romania Data Systems S.A.
3246 226 474 219 Song Networks
6746 196 51 168 Dynamic Network Technologies,
1257 190 712 168 SWIPnet Swedish IP Network
5515 183 841 129 Sonera Solution Autonomous Sy
3269 182 1734 70 TELECOM ITALIA
786 174 1795 174 The JANET IP Service
5400 173 317 143 BT Ignite European Backbone
6830 161 669 33 UPC Distribution Services
8866 160 37 9 Bulgarian Telecommunication C
3300 157 169 91 AUCS Communications Services
25186 151 227 106 France Telecom Transpac's Tra
3215 142 1229 81 France Telecom Transpac
24863 141 37 6 LINKdotNET AS number
3352 137 1384 33 Ibernet, Internet Access Netw
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
8151 383 641 164 UniNet S.A. de C.V.
16814 297 18 7 NSS, S.A.
11172 280 86 69 Servicios Alestra S.A de C.V
11664 198 22 13 Keytech SA
19632 196 14 5 Metropolis Intercom S.A.
6147 189 118 21 Telefonica Del Peru
14117 169 10 5 Telefonica del Sur S.A.
22047 169 128 7 VTR PUNTO NET S.A.
7303 149 69 15 Telecom Argentina Stet-France
11556 133 64 3 Cable-Wireless Panama
19169 122 8 26 Telconet
6505 121 89 85 Global One Communicaoes Ltda
10481 121 48 8 Prima S.A.
13999 117 52 9 Mega Cable S.A. de C.V.
18822 112 7 13 TELEFONICA MANQUEHUE
6503 109 148 76 AVANTEL, S.A.
21826 108 14 17 INTERCABLE
5639 107 12 9 Telecommunications Services o
11311 99 8 10 Sinectis S.A.
14522 90 10 7 SatNet S.A.
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
3741 269 708 227 The Internet Solution
5536 123 8 12 Internet Egypt Network
8452 117 44 7 TEDATA
2018 95 295 86 Tertiary Education Network
15475 82 84 4 Nile Online
2905 78 211 71 The Internetworking Company o
6713 71 71 10 Itissalat Al-MAGHRIB
20928 61 16 2 Noor Advanced Technologies AS
24835 59 34 7 RAYA Telecom - Egypt
5713 37 149 33 Telkom SA Ltd
12455 35 6 3 Jambonet Autonomous system
33774 32 3 22 AS Number for Telecom Algeria
15706 31 8 3 Sudatel Internet Exchange Aut
8524 23 1 4 AUCEGYPT Autonomous System
16637 23 10 20 Johnnic e-Ventures
10798 22 1 13 Standard Bank of South Africa
21280 21 4 4 Swift Global Kenya Ltd.Is an
23889 19 5 9 MAURITIUS TELECOM
12258 17 3 11 Vodacom Internet Company
15808 17 2 2 Communication Solutions Ltd i
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4323 1187 956 Time Warner Telecom
18566 864 857 Covad Communications
9583 812 799 Sify Limited
4134 1006 795 CHINANET-BACKBONE
721 1080 767 DLA Systems Automation Center
4755 724 658 Videsh Sanchar Nigam Ltd. Aut
22773 544 517 Cox Communications, Inc.
19916 546 486 OLM LLC
5668 484 461 CenturyTel Internet Holdings,
6197 945 457 BellSouth Network Solutions,
3602 559 450 Sprint Canada, Inc.
7545 511 440 TPG Internet Pty Ltd
17676 470 370 Softbank BB Corp.
19262 493 365 Verizon Global Networks
6467 408 360 E.Spire Communications, Inc.
812 368 343 Rogers WAVE
11492 347 336 Cable One
4766 619 329 Korea Telecom (KIX)
9498 387 329 BHARTI BT INTERNET LTD.
17488 334 325 Hathway IP Over Cable Interne
List of Unregistered ASNs (Global)
----------------------------------
Bad AS Designation Network Transit AS Description
65003 PRIVATE 57.250.244.0/24 13879 SITA-EQUANT
64900 PRIVATE 64.116.137.0/24 17399 Comsat Venezuela, CO
65002 PRIVATE 64.119.148.0/22 19406 Towerstream
65500 PRIVATE 64.146.64.0/24 19029 New Edge Networks
65506 PRIVATE 64.151.117.0/24 26228 ServePath, LLC
64826 PRIVATE 64.200.250.0/23 7911 Williams Communicati
64826 PRIVATE 64.200.255.0/24 7911 Williams Communicati
64643 PRIVATE 140.253.192.0/20 24434 James Cook Universit
65205 PRIVATE 152.163.5.0/24 2056 America Online
64512 PRIVATE 170.51.242.0/24 19037 CTI Compania de Tele
65111 PRIVATE 194.165.131.0/24 8376 GO-JOR Autonomous Sy
65004 PRIVATE 200.0.113.0/24 28477 Universidad Autonoma
65004 PRIVATE 200.4.0.0/24 28477 Universidad Autonoma
65004 PRIVATE 200.4.1.0/24 28477 Universidad Autonoma
65004 PRIVATE 200.4.2.0/24 28477 Universidad Autonoma
65004 PRIVATE 200.4.3.0/24 28477 Universidad Autonoma
65004 PRIVATE 200.4.4.0/24 28477 Universidad Autonoma
65004 PRIVATE 200.4.5.0/24 28477 Universidad Autonoma
65004 PRIVATE 200.4.6.0/24 28477 Universidad Autonoma
65004 PRIVATE 200.4.7.0/24 28477 Universidad Autonoma
64900 PRIVATE 200.85.68.0/24 17399 Comsat Venezuela, CO
24413 UNALLOCATED 202.46.32.0/19 17623 China Netcom Corp.
18428 UNALLOCATED 203.91.0.0/24 9505 Taiwan Internet Gate
65103 PRIVATE 216.53.126.0/23 7270 Net2Phone Corp.
65500 PRIVATE 216.216.217.0/24 19029 New Edge Networks
65500 PRIVATE 216.217.188.0/24 19029 New Edge Networks
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
132.0.0.0/10 721 DLA Systems Automation Center
137.0.0.0/13 721 DLA Systems Automation Center
158.0.0.0/13 721 DLA Systems Automation Center
192.43.230.0/24 7575 Australian Academic and Rease
192.44.0.0/24 5501 Fraunhofer Gesellschaft
192.44.0.0/19 702 UUNET - Commercial IP service
192.70.164.0/24 25689 National Research Council of
192.84.205.0/24 719 LANLINK autonomous system
192.119.135.0/24 270 NASA
192.172.0.0/19 721 DLA Systems Automation Center
Number of prefixes announced per prefix length (Global)
-------------------------------------------------------
/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:17 /9:5 /10:8 /11:18 /12:80
/13:182 /14:335 /15:654 /16:8595 /17:2854 /18:4786
/19:10895 /20:11949 /21:9993 /22:13239 /23:14230 /24:93727
/25:326 /26:277 /27:176 /28:29 /29:10 /30:35
/31:0 /32:24
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
18566 848 864 Covad Communications
6197 772 945 BellSouth Network Solutions,
7018 741 1512 AT&T WorldNet Services
2386 636 922 AT&T Data Communications Serv
9583 635 812 Sify Limited
4323 563 1187 Time Warner Telecom
19916 537 546 OLM LLC
4766 427 619 Korea Telecom (KIX)
5668 389 484 CenturyTel Internet Holdings,
702 383 606 UUNET - Commercial IP service
7011 383 443 Citizens Utilities
1239 367 858 Sprint
6198 352 489 BellSouth Network Solutions,
11492 339 347 Cable One
6517 322 348 Yipes Communications, Inc.
15270 316 343 PaeTec.net -a division of Pae
13609 286 327 Choice One Communications Inc
701 283 998 UUNET Technologies, Inc.
18302 278 293 SK Global co., Ltd
22773 277 544 Cox Communications, Inc.
Number of /24s announced per /8 block (Global)
----------------------------------------------
4:3 8:25 12:1609 13:1 15:11 16:3
17:3 18:3 20:31 24:567 30:2 32:68
38:163 40:54 44:3 47:2 52:4 55:1
56:3 57:37 58:96 59:80 60:146 61:790
62:790 63:1888 64:2949 65:2109 66:2957 67:642
68:661 69:1270 70:218 71:32 72:411 80:652
81:571 82:505 83:307 84:291 85:362 86:140
87:64 125:15 128:147 129:168 130:97 131:296
132:36 133:1 134:148 135:40 136:158 137:68
138:166 139:68 140:466 141:141 142:148 143:142
144:218 145:33 146:301 147:131 148:271 149:187
150:107 151:68 152:112 153:93 154:6 155:142
156:78 157:105 158:162 159:174 160:87 161:76
162:237 163:144 164:190 165:190 166:154 167:254
168:437 169:144 170:300 171:11 190:1 192:5704
193:3311 194:2431 195:1565 196:666 198:3884 199:3246
200:4228 201:384 202:6197 203:6495 204:3824 205:2076
206:2452 207:2842 208:2025 209:3437 210:1697 211:828
212:1204 213:1360 214:317 215:42 216:3851 217:1132
218:222 219:134 220:507 221:293 222:131
End of report
