Routing Table Report 04:00 +10GMT Fri 01 Sep, 2006
Analysis Summary
----------------
BGP routing table entries examined: 196649
Prefixes after maximum aggregation: 107370
Unique aggregates announced to Internet: 95359
Total ASes present in the Internet Routing Table: 23008
Origin-only ASes present in the Internet Routing Table: 20043
Origin ASes announcing only one prefix: 9610
Transit ASes present in the Internet Routing Table: 2965
Transit-only ASes present in the Internet Routing Table: 63
Average AS path length visible in the Internet Routing Table: 3.6
Max AS path length visible: 29
Max AS path prepend of ASN (36728) 27
Prefixes from unregistered ASNs in the Routing Table: 4
Unregistered ASNs in the Routing Table: 4
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 9
Number of addresses announced to Internet: 1578699308
Equivalent to 94 /8s, 25 /16s and 10 /24s
Percentage of available address space announced: 42.6
Percentage of allocated address space announced: 60.4
Percentage of available address space allocated: 70.5
Total number of prefixes smaller than registry allocations: 98049
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 43126
Total APNIC prefixes after maximum aggregation: 17361
Prefixes being announced from the APNIC address blocks: 40768
Unique aggregates announced from the APNIC address blocks: 18328
APNIC Region origin ASes present in the Internet Routing Table: 2685
APNIC Region origin ASes announcing only one prefix: 763
APNIC Region transit ASes present in the Internet Routing Table: 400
Average APNIC Region AS path length visible: 3.5
Max APNIC Region AS path length visible: 24
Number of APNIC addresses announced to Internet: 261989216
Equivalent to 15 /8s, 157 /16s and 163 /24s
Percentage of available APNIC address space announced: 81.9
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, 121/8, 122/7, 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: 99313
Total ARIN prefixes after maximum aggregation: 58919
Prefixes being announced from the ARIN address blocks: 73019
Unique aggregates announced from the ARIN address blocks: 27525
ARIN Region origin ASes present in the Internet Routing Table: 10948
ARIN Region origin ASes announcing only one prefix: 4134
ARIN Region transit ASes present in the Internet Routing Table: 1006
Average ARIN Region AS path length visible: 3.3
Max ARIN Region AS path length visible: 29
Number of ARIN addresses announced to Internet: 296752640
Equivalent to 17 /8s, 176 /16s and 22 /24s
Percentage of available ARIN address space announced: 76.9
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, 39936-40959
ARIN Address Blocks 24/8, 63/8, 64/5, 72/6, 76/8, 199/8, 204/6,
208/7 and 216/8
RIPE Region Analysis Summary
----------------------------
Prefixes being announced by RIPE Region ASes: 39566
Total RIPE prefixes after maximum aggregation: 26400
Prefixes being announced from the RIPE address blocks: 36517
Unique aggregates announced from the RIPE address blocks: 24561
RIPE Region origin ASes present in the Internet Routing Table: 8431
RIPE Region origin ASes announcing only one prefix: 4429
RIPE Region transit ASes present in the Internet Routing Table: 1377
Average RIPE Region AS path length visible: 4.0
Max RIPE Region AS path length visible: 18
Number of RIPE addresses announced to Internet: 262279364
Equivalent to 15 /8s, 162 /16s and 16 /24s
Percentage of available RIPE address space announced: 71.1
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
40960-41983
RIPE Address Blocks 62/8, 77/8, 78/7, 80/5, 88/6, 193/8, 194/7,
212/7 and 217/8
LACNIC Region Analysis Summary
------------------------------
Prefixes being announced by LACNIC Region ASes: 12362
Total LACNIC prefixes after maximum aggregation: 3776
Prefixes being announced from the LACNIC address blocks: 10393
Unique aggregates announced from the LACNIC address blocks: 6002
LACNIC Region origin ASes present in the Internet Routing Table: 720
LACNIC Region origin ASes announcing only one prefix: 239
LACNIC Region transit ASes present in the Internet Routing Table: 128
Average LACNIC Region AS path length visible: 4.2
Max LACNIC Region AS path length visible: 24
Number of LACNIC addresses announced to Internet: 32361216
Equivalent to 1 /8s, 237 /16s and 203 /24s
Percentage of available LACNIC address space announced: 48.2
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: 2278
Total AfriNIC prefixes after maximum aggregation: 914
Prefixes being announced from the AfriNIC address blocks: 1578
Unique aggregates announced from the AfriNIC address blocks: 1000
AfriNIC Region origin ASes present in the Internet Routing Table: 161
AfriNIC Region origin ASes announcing only one prefix: 45
AfriNIC Region transit ASes present in the Internet Routing Table: 24
Average AfriNIC Region AS path length visible: 3.5
Max AfriNIC Region AS path length visible: 15
Number of AfriNIC addresses announced to Internet: 4217856
Equivalent to 0 /8s, 64 /16s and 92 /24s
Percentage of available AfriNIC address space announced: 12.6
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 1301 8125 237 CHINANET-BACKBONE
4755 978 255 66 Videsh Sanchar Nigam Ltd. Aut
9583 951 109 15 Sify Limited
9498 803 211 71 BHARTI BT INTERNET LTD.
4766 734 4436 307 Korea Telecom (KIX)
1221 616 1780 471 Telstra Pty Ltd
7545 538 124 73 TPG Internet Pty Ltd
17488 529 33 11 Hathway IP Over Cable Interne
17676 497 10933 62 Softbank BB Corp.
9443 450 111 83 Primus Telecommunications
18101 447 85 18 Reliance Infocom Ltd Internet
17849 426 31 123 Telecommunications Technology
4802 409 84 149 Wantree Development
4812 394 732 60 China Telecom (Shanghai)
17974 373 129 12 PT TELEKOMUNIKASI INDONESIA
17557 355 28 169 Pakistan Telecom
2907 338 1734 313 SINET Japan
4837 321 3555 136 chinanet IDC center beijing n
10139 296 23 6 Meridian Telekoms
7474 294 211 229 SingTel Optus Pty Ltd
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
7018 1480 6260 956 AT&T WorldNet Services
6197 1027 639 478 BellSouth Network Solutions,
4323 990 775 287 Time Warner Telecom
721 989 21910 307 DLA Systems Automation Center
2386 962 560 728 AT&T Data Communications Serv
18566 958 272 8 Covad Communications
701 956 6780 782 UUNET Technologies, Inc.
174 943 5770 885 Cogent Communications
1239 845 2781 598 Sprint
20115 738 660 387 Charter Communications
19262 737 2276 187 Verizon Global Networks
11492 731 90 14 Cable One
22773 698 1744 46 Cox Communications, Inc.
209 685 3641 540 Qwest
7011 668 207 422 Citizens Utilities
852 586 1068 382 Telus Advanced Communications
19916 563 49 54 OLM LLC
855 562 248 73 Canadian Research Network
5668 536 145 18 CenturyTel Internet Holdings,
3602 512 125 105 Sprint Canada, Inc.
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
702 549 1945 432 UUNET - Commercial IP service
3301 315 1186 300 TeliaNet Sweden
3320 297 5013 242 Deutsche Telekom AG
8220 281 471 267 COLT Telecommunications
24863 256 42 11 LINKdotNET AS number
680 248 2041 244 DFN-IP service G-WiN
6746 244 90 223 Dynamic Network Technologies,
3246 229 462 219 Song Networks
1257 220 744 167 SWIPnet Swedish IP Network
8708 216 278 203 Romania Data Systems S.A.
3215 204 1760 98 France Telecom Transpac
3269 202 2246 73 TELECOM ITALIA
8551 202 182 27 Bezeq International
30890 202 18 83 SC Kappa Invexim SRL
6830 194 879 43 UPC Distribution Services
8866 185 37 15 Bulgarian Telecommunication C
5416 180 12 11 BATELCO-BH
3300 171 171 96 AUCS Communications Services
786 170 1778 170 The JANET IP Service
3352 166 1655 30 Ibernet, Internet Access Netw
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
8151 770 1811 227 UniNet S.A. de C.V.
22047 454 206 11 VTR PUNTO NET S.A.
11172 367 98 91 Servicios Alestra S.A de C.V
16814 329 20 8 NSS, S.A.
6147 277 142 23 Telefonica Del Peru
6471 256 74 30 ENTEL CHILE S.A.
14117 217 13 7 Telefonica del Sur S.A.
7303 183 85 28 Telecom Argentina Stet-France
6503 181 167 84 AVANTEL, S.A.
10481 181 72 8 Prima S.A.
7910 143 9 25 ANDINET ON LINE
21826 140 18 26 INTERCABLE
19169 136 9 26 Telconet
11556 132 96 4 Cable-Wireless Panama
19429 131 80 40 E.T.B.
18822 129 8 10 TELEFONICA MANQUEHUE
14522 117 18 9 SatNet S.A.
7738 114 410 20 Telecomunicacoes da Bahia S.A
14259 112 10 15 GTD Internet S.A.
23216 111 21 9 RAMtelecom Telecomunicaciones
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
3741 288 803 231 The Internet Solution
8452 175 60 7 TEDATA
6713 144 135 11 Itissalat Al-MAGHRIB
15475 141 84 4 Nile Online
2018 134 298 111 Tertiary Education Network
5536 121 8 18 Internet Egypt Network
24835 116 48 6 RAYA Telecom - Egypt
33783 107 6 2 EEPAD TISP TELECOM & INTERNET
2905 79 159 70 The Internetworking Company o
15706 44 8 3 Sudatel Internet Exchange Aut
5713 36 293 32 Telkom SA Ltd
33774 32 7 20 AS Number for Telecom Algeria
23889 26 8 11 MAURITIUS TELECOM
16637 25 19 23 Johnnic e-Ventures
10798 23 1 14 Standard Bank of South Africa
12455 23 6 3 Jambonet Autonomous system
8524 22 1 5 AUCEGYPT Autonomous System
21280 22 4 4 Swift Global Kenya Ltd.Is an
33766 21 2 1 Nyala Communications Pty Ltd
21491 20 17 2 UTL On-line is RF broadband I
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4134 1301 1064 CHINANET-BACKBONE
18566 958 950 Covad Communications
9583 951 936 Sify Limited
4755 978 912 Videsh Sanchar Nigam Ltd. Aut
9498 803 732 BHARTI BT INTERNET LTD.
11492 731 717 Cable One
4323 990 703 Time Warner Telecom
721 989 682 DLA Systems Automation Center
22773 698 652 Cox Communications, Inc.
19262 737 550 Verizon Global Networks
6197 1027 549 BellSouth Network Solutions,
8151 770 543 UniNet S.A. de C.V.
5668 536 518 CenturyTel Internet Holdings,
17488 529 518 Hathway IP Over Cable Interne
19916 563 509 OLM LLC
855 562 489 Canadian Research Network
7545 538 465 TPG Internet Pty Ltd
22047 454 443 VTR PUNTO NET S.A.
17676 497 435 Softbank BB Corp.
15270 465 430 PaeTec.net -a division of Pae
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
65019 PRIVATE 63.138.117.0/24 19034 Norcom Networks Corp
65005 PRIVATE 89.187.0.0/23 39810 WiMAX Ukraine Autono
65128 PRIVATE 193.110.50.0/24 24652 Juniper Networks, Eu
24409 UNALLOCATED 203.119.29.0/24 9808 Guangdong Mobile Com
Prefixes from private and non-routed address space (Global)
-----------------------------------------------------------
Prefix Origin AS Description
198.18.0.0/15 8895 KACST/ISU Riyadh Autonomous S
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
192.44.0.0/24 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
192.249.0.0/20 3450 University of Tennessee, Knox
Number of prefixes announced per prefix length (Global)
-------------------------------------------------------
/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:18 /9:9 /10:13 /11:31 /12:103
/13:209 /14:377 /15:742 /16:8976 /17:3443 /18:5603
/19:12182 /20:13771 /21:12065 /22:15254 /23:16510 /24:106094
/25:427 /26:390 /27:197 /28:65 /29:42 /30:81
/31:0 /32:47
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
18566 941 958 Covad Communications
6197 806 1027 BellSouth Network Solutions,
9583 782 951 Sify Limited
7018 776 1480 AT&T WorldNet Services
11492 719 731 Cable One
2386 679 962 AT&T Data Communications Serv
7011 573 668 Citizens Utilities
19916 557 563 OLM LLC
4766 545 734 Korea Telecom (KIX)
9498 481 803 BHARTI BT INTERNET LTD.
855 436 562 Canadian Research Network
15270 434 465 PaeTec.net -a division of Pae
5668 419 536 CenturyTel Internet Holdings,
4755 413 978 Videsh Sanchar Nigam Ltd. Aut
17849 413 426 Telecommunications Technology
1239 404 845 Sprint
6517 381 414 Yipes Communications, Inc.
18101 381 447 Reliance Infocom Ltd Internet
22773 369 698 Cox Communications, Inc.
33588 355 376 Bresnan Communications, LLC.
Number of /24s announced per /8 block (Global)
----------------------------------------------
4:9 8:49 11:1 12:1617 13:1 15:15
16:3 17:3 18:4 20:41 24:817 25:1
32:61 38:250 40:55 41:16 44:3 47:6
52:4 55:1 56:3 57:26 58:207 59:257
60:187 61:910 62:886 63:1889 64:3075 65:2221
66:3041 67:646 68:650 69:1599 70:386 71:91
72:888 74:75 75:6 80:764 81:693 82:665
83:390 84:390 85:677 86:380 87:441 88:172
89:429 121:18 122:6 123:1 124:364 125:621
128:153 129:205 130:118 131:313 132:37 133:8
134:162 135:48 136:177 137:84 138:224 139:49
140:519 141:135 142:368 143:190 144:241 145:41
146:324 147:136 148:352 149:178 150:113 151:119
152:73 153:117 154:5 155:221 156:172 157:177
158:165 159:174 160:93 161:84 162:218 163:166
164:232 165:220 166:183 167:243 168:482 169:128
170:361 171:14 190:202 192:5733 193:3408 194:2723
195:2045 196:870 198:3903 199:3317 200:4623 201:1042
202:6808 203:7111 204:3909 205:2044 206:2428 207:2971
208:2267 209:3467 210:2167 211:862 212:1283 213:1442
214:371 215:41 216:4067 217:1128 218:338 219:260
220:794 221:384 222:253
End of report
Report Website: http://thyme.apnic.net
Routing Table Report 00:00 GMT Thu 31 Aug, 2006
Analysis Summary
----------------
BGP routing table entries examined: 210133
Prefixes after maximum aggregation: 109137
Unique aggregates announced to Internet: 95320
Total ASes present in the Internet Routing Table: 23080
Origin-only ASes present in the Internet Routing Table: 20011
Origin ASes announcing only one prefix: 9585
Transit ASes present in the Internet Routing Table: 3069
Transit-only ASes present in the Internet Routing Table: 84
Average AS path length visible in the Internet Routing Table: 4.5
Max AS path length visible: 30
Max AS path prepend of ASN (36728) 27
Prefixes from unregistered ASNs in the Routing Table: 25
Unregistered ASNs in the Routing Table: 19
Special use prefixes present in the Routing Table: 8
Prefixes being announced from unallocated address space: 16
Number of addresses announced to Internet: 1578853565
Equivalent to 94 /8s, 27 /16s and 100 /24s
Percentage of available address space announced: 42.6
Percentage of allocated address space announced: 61.6
Percentage of available address space allocated: 69.1
Total number of prefixes smaller than registry allocations: 108476
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 44411
Total APNIC prefixes after maximum aggregation: 17488
Prefixes being announced from the APNIC address blocks: 41960
Unique aggregates announced from the APNIC address blocks: 18276
APNIC Region origin ASes present in the Internet Routing Table: 2696
APNIC Region origin ASes announcing only one prefix: 758
APNIC Region transit ASes present in the Internet Routing Table: 414
Average APNIC Region AS path length visible: 4.8
Max APNIC Region AS path length visible: 26
Number of APNIC addresses announced to Internet: 261931392
Equivalent to 15 /8s, 156 /16s and 193 /24s
Percentage of available APNIC address space announced: 81.9
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, 121/8, 122/7, 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: 110260
Total ARIN prefixes after maximum aggregation: 60358
Prefixes being announced from the ARIN address blocks: 82316
Unique aggregates announced from the ARIN address blocks: 27496
ARIN Region origin ASes present in the Internet Routing Table: 10961
ARIN Region origin ASes announcing only one prefix: 4123
ARIN Region transit ASes present in the Internet Routing Table: 1056
Average ARIN Region AS path length visible: 4.1
Max ARIN Region AS path length visible: 30
Number of ARIN addresses announced to Internet: 296439393
Equivalent to 17 /8s, 171 /16s and 78 /24s
Percentage of available ARIN address space announced: 76.8
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, 39936-40959
ARIN Address Blocks 24/8, 63/8, 64/5, 72/6, 76/8, 199/8, 204/6,
208/7 and 216/8
RIPE Region Analysis Summary
----------------------------
Prefixes being announced by RIPE Region ASes: 40701
Total RIPE prefixes after maximum aggregation: 26538
Prefixes being announced from the RIPE address blocks: 38011
Unique aggregates announced from the RIPE address blocks: 24515
RIPE Region origin ASes present in the Internet Routing Table: 8454
RIPE Region origin ASes announcing only one prefix: 4419
RIPE Region transit ASes present in the Internet Routing Table: 1402
Average RIPE Region AS path length visible: 4.9
Max RIPE Region AS path length visible: 19
Number of RIPE addresses announced to Internet: 261936224
Equivalent to 15 /8s, 156 /16s and 212 /24s
Percentage of available RIPE address space announced: 82.2
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
40960-41983
RIPE Address Blocks 62/8, 80/5, 88/6, 193/8, 194/7, 212/7
and 217/8
LACNIC Region Analysis Summary
------------------------------
Prefixes being announced by LACNIC Region ASes: 12334
Total LACNIC prefixes after maximum aggregation: 3805
Prefixes being announced from the LACNIC address blocks: 10387
Unique aggregates announced from the LACNIC address blocks: 5989
LACNIC Region origin ASes present in the Internet Routing Table: 721
LACNIC Region origin ASes announcing only one prefix: 239
LACNIC Region transit ASes present in the Internet Routing Table: 132
Average LACNIC Region AS path length visible: 5.4
Max LACNIC Region AS path length visible: 27
Number of LACNIC addresses announced to Internet: 32347904
Equivalent to 1 /8s, 237 /16s and 151 /24s
Percentage of available LACNIC address space announced: 48.2
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: 2403
Total AfriNIC prefixes after maximum aggregation: 948
Prefixes being announced from the AfriNIC address blocks: 1665
Unique aggregates announced from the AfriNIC address blocks: 1004
AfriNIC Region origin ASes present in the Internet Routing Table: 164
AfriNIC Region origin ASes announcing only one prefix: 46
AfriNIC Region transit ASes present in the Internet Routing Table: 24
Average AfriNIC Region AS path length visible: 4.3
Max AfriNIC Region AS path length visible: 17
Number of AfriNIC addresses announced to Internet: 4221952
Equivalent to 0 /8s, 64 /16s and 108 /24s
Percentage of available AfriNIC address space announced: 12.6
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 1303 8110 239 CHINANET-BACKBONE
4755 977 255 63 Videsh Sanchar Nigam Ltd. Aut
9583 949 109 15 Sify Limited
9498 801 211 71 BHARTI BT INTERNET LTD.
4766 754 4435 308 Korea Telecom (KIX)
1221 657 1780 484 Telstra Pty Ltd
7545 539 124 74 TPG Internet Pty Ltd
17488 525 33 11 Hathway IP Over Cable Interne
4538 520 2717 32 China Education and Research
17676 497 10933 62 Softbank BB Corp.
9443 450 111 83 Primus Telecommunications
18101 447 85 18 Reliance Infocom Ltd Internet
17849 411 30 123 Telecommunications Technology
4802 409 84 149 Wantree Development
4812 395 732 60 China Telecom (Shanghai)
17974 373 129 12 PT TELEKOMUNIKASI INDONESIA
7474 358 211 230 SingTel Optus Pty Ltd
17557 354 27 168 Pakistan Telecom
2907 341 1734 314 SINET Japan
4837 320 3539 138 chinanet IDC center beijing n
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
702 550 1928 432 UUNET - Commercial IP service
3215 399 1760 98 France Telecom Transpac
3301 315 1186 300 TeliaNet Sweden
3320 301 5014 243 Deutsche Telekom AG
8220 283 471 267 COLT Telecommunications
24863 255 42 10 LINKdotNET AS number
1257 249 744 168 SWIPnet Swedish IP Network
680 248 2041 244 DFN-IP service G-WiN
6746 244 90 223 Dynamic Network Technologies,
5089 240 1657 51 NTL Group Limited
3246 230 462 220 Song Networks
8708 216 278 203 Romania Data Systems S.A.
3269 202 2246 73 TELECOM ITALIA
8551 202 182 27 Bezeq International
30890 202 18 83 SC Kappa Invexim SRL
6830 195 879 43 UPC Distribution Services
5416 181 12 7 BATELCO-BH
8866 177 37 15 Bulgarian Telecommunication C
3300 175 170 96 AUCS Communications Services
786 171 1779 171 The JANET IP Service
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
701 4979 6778 779 UUNET Technologies, Inc.
4323 3211 775 290 Time Warner Telecom
705 1474 555 645 UUNET Technologies, Inc.
7018 1474 6235 952 AT&T WorldNet Services
6197 1027 639 478 BellSouth Network Solutions,
721 987 21909 306 DLA Systems Automation Center
2386 960 560 726 AT&T Data Communications Serv
18566 958 272 8 Covad Communications
174 946 5770 886 Cogent Communications
1239 844 2781 600 Sprint
7046 822 250 680 UUNET Technologies, Inc.
19262 739 2292 188 Verizon Global Networks
20115 736 659 385 Charter Communications
11492 731 90 14 Cable One
22773 694 1744 44 Cox Communications, Inc.
209 682 3641 537 Qwest
2686 682 4305 100 IBM
7011 668 207 422 Citizens Utilities
852 602 1068 382 Telus Advanced Communications
6461 602 221 89 AboveNet Communications, Inc.
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4323 3211 2921 Time Warner Telecom
4134 1303 1064 CHINANET-BACKBONE
18566 958 950 Covad Communications
9583 949 934 Sify Limited
4755 977 914 Videsh Sanchar Nigam Ltd. Aut
705 1474 829 UUNET Technologies, Inc.
9498 801 730 BHARTI BT INTERNET LTD.
11492 731 717 Cable One
721 987 681 DLA Systems Automation Center
22773 694 650 Cox Communications, Inc.
2686 682 582 IBM
19262 739 551 Verizon Global Networks
6197 1027 549 BellSouth Network Solutions,
8151 768 540 UniNet S.A. de C.V.
7018 1474 522 AT&T WorldNet Services
5668 536 518 CenturyTel Internet Holdings,
17488 525 514 Hathway IP Over Cable Interne
6461 602 513 AboveNet Communications, Inc.
19916 563 509 OLM LLC
855 562 489 Canadian Research Network
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
64666 PRIVATE 2.2.2.0/24 8001 Net Access Corporati
65535 PRIVATE 62.112.96.0/19 25513 OJS Moscow city tele
65019 PRIVATE 63.138.117.0/24 19034 Norcom Networks Corp
65473 PRIVATE 66.246.179.0/24 8001 Net Access Corporati
64500 RESERVED 81.17.39.128/27 24587 AS for Internet Onli
65515 PRIVATE 87.251.34.0/24 12859 Business Internet Tr
65515 PRIVATE 87.251.36.0/24 12859 Business Internet Tr
64513 PRIVATE 124.30.168.0/23 9583 Sify Limited
65014 PRIVATE 135.196.176.96/27 8190 VIATEL
65014 PRIVATE 203.117.240.0/21 4657 Starhub Internet, Si
24409 UNALLOCATED 203.119.29.0/24 9808 Guangdong Mobile Com
65010 PRIVATE 212.2.12.160/28 8190 VIATEL
65016 PRIVATE 212.2.26.64/29 8190 VIATEL
65016 PRIVATE 212.2.31.184/30 8190 VIATEL
64565 PRIVATE 212.111.35.128/27 4513 PFM Communications,
65515 PRIVATE 213.154.234.0/27 12859 Business Internet Tr
65517 PRIVATE 213.154.248.0/29 12859 Business Internet Tr
65517 PRIVATE 213.154.248.8/29 12859 Business Internet Tr
64560 PRIVATE 213.219.53.192/26 4513 PFM Communications,
65013 PRIVATE 213.235.33.0/27 8190 VIATEL
65000 PRIVATE 216.136.11.0/24 27182 Peregrine Capital Ma
64512 PRIVATE 217.134.164.0/22 5428 Energis Communicatio
64512 PRIVATE 217.134.168.0/21 5428 Energis Communicatio
64512 PRIVATE 217.134.176.0/21 5428 Energis Communicatio
64512 PRIVATE 217.134.184.0/22 5428 Energis Communicatio
Prefixes from private and non-routed address space (Global)
-----------------------------------------------------------
Prefix Origin AS Description
0.0.0.0/8 3303 Swisscom Ltd
169.254.0.0/16 8895 KACST/ISU Riyadh Autonomous S
172.16.2.32/27 6325 Illinois Century Network
172.16.2.80/28 6325 Illinois Century Network
172.31.31.0/30 6325 Illinois Century Network
192.0.2.0/24 8895 KACST/ISU Riyadh Autonomous S
192.168.83.0/24 292 Energy Sciences Network
198.18.0.0/15 8895 KACST/ISU Riyadh Autonomous S
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
2.2.2.0/24 64666 PRIVATE ASN
77.192.0.0/16 12654 RIPE NCC RIS Project
77.255.248.0/21 12654 RIPE NCC RIS Project
78.192.0.0/16 12654 RIPE NCC RIS Project
78.255.248.0/21 12654 RIPE NCC RIS Project
79.192.0.0/16 12654 RIPE NCC RIS Project
79.255.248.0/21 12654 RIPE NCC RIS Project
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
192.44.0.0/24 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
192.249.0.0/20 3450 University of Tennessee, Knox
Number of prefixes announced per prefix length (Global)
-------------------------------------------------------
/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:19 /9:9 /10:13 /11:31 /12:103
/13:217 /14:379 /15:745 /16:9007 /17:3502 /18:5721
/19:12419 /20:14092 /21:12565 /22:16035 /23:17367 /24:115545
/25:509 /26:482 /27:304 /28:225 /29:200 /30:526
/31:0 /32:118
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
701 3714 4979 UUNET Technologies, Inc.
4323 1909 3211 Time Warner Telecom
18566 941 958 Covad Communications
705 921 1474 UUNET Technologies, Inc.
6197 806 1027 BellSouth Network Solutions,
9583 780 949 Sify Limited
7018 771 1474 AT&T WorldNet Services
11492 719 731 Cable One
2386 679 960 AT&T Data Communications Serv
2686 638 682 IBM
7046 584 822 UUNET Technologies, Inc.
7011 573 668 Citizens Utilities
4766 565 754 Korea Telecom (KIX)
19916 557 563 OLM LLC
6461 533 602 AboveNet Communications, Inc.
9498 479 801 BHARTI BT INTERNET LTD.
855 436 562 Canadian Research Network
15270 434 465 PaeTec.net -a division of Pae
5668 419 536 CenturyTel Internet Holdings,
4755 411 977 Videsh Sanchar Nigam Ltd. Aut
Number of /24s announced per /8 block (Global)
----------------------------------------------
2:1 4:9 8:49 12:1632 13:1 15:15
16:3 17:3 18:4 20:41 24:821 25:1
32:315 38:248 40:54 41:16 44:3 47:6
52:4 55:1 56:3 57:54 58:217 59:289
60:194 61:916 62:1020 63:3379 64:3600 65:3617
66:3865 67:664 68:653 69:1611 70:388 71:91
72:889 74:76 75:6 80:787 81:695 82:712
83:397 84:408 85:693 86:363 87:442 88:168
89:427 121:19 122:6 123:1 124:349 125:615
128:160 129:201 130:118 131:315 132:38 133:8
134:162 135:48 136:177 137:87 138:225 139:151
140:519 141:135 142:390 143:192 144:240 145:41
146:326 147:141 148:352 149:180 150:113 151:118
152:76 153:117 154:6 155:222 156:172 157:179
158:165 159:175 160:93 161:89 162:218 163:166
164:277 165:224 166:183 167:241 168:600 169:128
170:342 171:14 190:202 192:5830 193:3416 194:2800
195:2223 196:929 198:4047 199:3391 200:4620 201:1039
202:6982 203:7182 204:4085 205:2167 206:2806 207:3630
208:3070 209:3886 210:2227 211:909 212:1372 213:1516
214:368 215:40 216:4423 217:1333 218:356 219:296
220:788 221:384 222:263
End of report
Routing Table Report 04:00 +10GMT Thu 31 Aug, 2006
Analysis Summary
----------------
BGP routing table entries examined: 196427
Prefixes after maximum aggregation: 107280
Unique aggregates announced to Internet: 95211
Total ASes present in the Internet Routing Table: 23006
Origin-only ASes present in the Internet Routing Table: 20049
Origin ASes announcing only one prefix: 9607
Transit ASes present in the Internet Routing Table: 2957
Transit-only ASes present in the Internet Routing Table: 66
Average AS path length visible in the Internet Routing Table: 3.6
Max AS path length visible: 29
Max AS path prepend of ASN (36728) 27
Prefixes from unregistered ASNs in the Routing Table: 3
Unregistered ASNs in the Routing Table: 3
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 15
Number of addresses announced to Internet: 1577718316
Equivalent to 94 /8s, 10 /16s and 18 /24s
Percentage of available address space announced: 42.6
Percentage of allocated address space announced: 61.6
Percentage of available address space allocated: 69.1
Total number of prefixes smaller than registry allocations: 97930
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 43073
Total APNIC prefixes after maximum aggregation: 17335
Prefixes being announced from the APNIC address blocks: 40722
Unique aggregates announced from the APNIC address blocks: 18297
APNIC Region origin ASes present in the Internet Routing Table: 2683
APNIC Region origin ASes announcing only one prefix: 762
APNIC Region transit ASes present in the Internet Routing Table: 400
Average APNIC Region AS path length visible: 3.5
Max APNIC Region AS path length visible: 24
Number of APNIC addresses announced to Internet: 261896800
Equivalent to 15 /8s, 156 /16s and 58 /24s
Percentage of available APNIC address space announced: 81.9
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, 121/8, 122/7, 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: 99224
Total ARIN prefixes after maximum aggregation: 58873
Prefixes being announced from the ARIN address blocks: 72971
Unique aggregates announced from the ARIN address blocks: 27493
ARIN Region origin ASes present in the Internet Routing Table: 10948
ARIN Region origin ASes announcing only one prefix: 4135
ARIN Region transit ASes present in the Internet Routing Table: 1004
Average ARIN Region AS path length visible: 3.3
Max ARIN Region AS path length visible: 29
Number of ARIN addresses announced to Internet: 296318464
Equivalent to 17 /8s, 169 /16s and 118 /24s
Percentage of available ARIN address space announced: 76.8
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, 39936-40959
ARIN Address Blocks 24/8, 63/8, 64/5, 72/6, 76/8, 199/8, 204/6,
208/7 and 216/8
RIPE Region Analysis Summary
----------------------------
Prefixes being announced by RIPE Region ASes: 39545
Total RIPE prefixes after maximum aggregation: 26375
Prefixes being announced from the RIPE address blocks: 36482
Unique aggregates announced from the RIPE address blocks: 24541
RIPE Region origin ASes present in the Internet Routing Table: 8427
RIPE Region origin ASes announcing only one prefix: 4427
RIPE Region transit ASes present in the Internet Routing Table: 1372
Average RIPE Region AS path length visible: 4.0
Max RIPE Region AS path length visible: 18
Number of RIPE addresses announced to Internet: 261915076
Equivalent to 15 /8s, 156 /16s and 129 /24s
Percentage of available RIPE address space announced: 82.2
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
40960-41983
RIPE Address Blocks 62/8, 80/5, 88/6, 193/8, 194/7, 212/7
and 217/8
LACNIC Region Analysis Summary
------------------------------
Prefixes being announced by LACNIC Region ASes: 12309
Total LACNIC prefixes after maximum aggregation: 3781
Prefixes being announced from the LACNIC address blocks: 10333
Unique aggregates announced from the LACNIC address blocks: 5943
LACNIC Region origin ASes present in the Internet Routing Table: 720
LACNIC Region origin ASes announcing only one prefix: 238
LACNIC Region transit ASes present in the Internet Routing Table: 129
Average LACNIC Region AS path length visible: 4.1
Max LACNIC Region AS path length visible: 24
Number of LACNIC addresses announced to Internet: 32332032
Equivalent to 1 /8s, 237 /16s and 89 /24s
Percentage of available LACNIC address space announced: 48.2
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: 2273
Total AfriNIC prefixes after maximum aggregation: 916
Prefixes being announced from the AfriNIC address blocks: 1576
Unique aggregates announced from the AfriNIC address blocks: 1000
AfriNIC Region origin ASes present in the Internet Routing Table: 162
AfriNIC Region origin ASes announcing only one prefix: 45
AfriNIC Region transit ASes present in the Internet Routing Table: 24
Average AfriNIC Region AS path length visible: 3.5
Max AfriNIC Region AS path length visible: 11
Number of AfriNIC addresses announced to Internet: 4217856
Equivalent to 0 /8s, 64 /16s and 92 /24s
Percentage of available AfriNIC address space announced: 12.6
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 1301 8125 237 CHINANET-BACKBONE
4755 978 255 65 Videsh Sanchar Nigam Ltd. Aut
9583 948 109 15 Sify Limited
9498 800 211 71 BHARTI BT INTERNET LTD.
4766 730 4435 305 Korea Telecom (KIX)
1221 618 1780 472 Telstra Pty Ltd
7545 539 124 72 TPG Internet Pty Ltd
17488 525 33 11 Hathway IP Over Cable Interne
17676 497 10933 62 Softbank BB Corp.
9443 450 111 83 Primus Telecommunications
18101 447 85 18 Reliance Infocom Ltd Internet
17849 410 30 122 Telecommunications Technology
4802 409 84 149 Wantree Development
4812 394 732 60 China Telecom (Shanghai)
17974 373 129 12 PT TELEKOMUNIKASI INDONESIA
17557 355 28 169 Pakistan Telecom
2907 338 1734 313 SINET Japan
4837 320 3539 138 chinanet IDC center beijing n
10139 319 23 6 Meridian Telekoms
7474 294 211 229 SingTel Optus Pty Ltd
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
7018 1479 6260 955 AT&T WorldNet Services
6197 1027 639 478 BellSouth Network Solutions,
4323 989 774 286 Time Warner Telecom
721 985 21910 308 DLA Systems Automation Center
2386 959 560 727 AT&T Data Communications Serv
701 958 6780 784 UUNET Technologies, Inc.
18566 958 272 8 Covad Communications
174 942 5770 884 Cogent Communications
1239 846 2781 599 Sprint
20115 737 659 386 Charter Communications
19262 736 2272 187 Verizon Global Networks
11492 731 90 14 Cable One
22773 696 1744 46 Cox Communications, Inc.
209 682 3641 536 Qwest
7011 668 207 422 Citizens Utilities
852 587 1068 381 Telus Advanced Communications
19916 563 49 54 OLM LLC
855 562 248 73 Canadian Research Network
5668 536 145 18 CenturyTel Internet Holdings,
3602 513 125 105 Sprint Canada, Inc.
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
702 552 1945 434 UUNET - Commercial IP service
3301 315 1186 300 TeliaNet Sweden
3320 299 5013 242 Deutsche Telekom AG
8220 281 471 267 COLT Telecommunications
24863 256 42 11 LINKdotNET AS number
680 248 2041 244 DFN-IP service G-WiN
6746 244 90 223 Dynamic Network Technologies,
3246 229 462 219 Song Networks
1257 220 744 167 SWIPnet Swedish IP Network
8708 216 278 203 Romania Data Systems S.A.
3215 204 1760 98 France Telecom Transpac
3269 202 2246 73 TELECOM ITALIA
8551 202 182 27 Bezeq International
30890 202 18 83 SC Kappa Invexim SRL
6830 194 879 43 UPC Distribution Services
8866 185 37 15 Bulgarian Telecommunication C
5416 180 12 11 BATELCO-BH
3300 171 171 96 AUCS Communications Services
786 170 1778 170 The JANET IP Service
3352 166 1655 30 Ibernet, Internet Access Netw
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
8151 771 1811 228 UniNet S.A. de C.V.
22047 456 206 11 VTR PUNTO NET S.A.
11172 368 98 92 Servicios Alestra S.A de C.V
16814 329 20 8 NSS, S.A.
6147 277 142 23 Telefonica Del Peru
6471 256 74 30 ENTEL CHILE S.A.
14117 217 13 7 Telefonica del Sur S.A.
7303 182 85 28 Telecom Argentina Stet-France
6503 181 167 84 AVANTEL, S.A.
10481 181 72 8 Prima S.A.
7910 143 9 25 ANDINET ON LINE
21826 140 18 26 INTERCABLE
19169 136 9 26 Telconet
11556 132 96 4 Cable-Wireless Panama
19429 131 80 40 E.T.B.
18822 129 8 10 TELEFONICA MANQUEHUE
14522 117 18 9 SatNet S.A.
7738 114 410 20 Telecomunicacoes da Bahia S.A
14259 112 10 15 GTD Internet S.A.
23216 110 21 9 RAMtelecom Telecomunicaciones
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
3741 288 803 231 The Internet Solution
8452 175 60 7 TEDATA
6713 144 135 11 Itissalat Al-MAGHRIB
15475 141 84 4 Nile Online
2018 134 298 111 Tertiary Education Network
5536 121 8 18 Internet Egypt Network
24835 116 48 6 RAYA Telecom - Egypt
33783 107 6 2 EEPAD TISP TELECOM & INTERNET
2905 79 159 70 The Internetworking Company o
15706 44 8 3 Sudatel Internet Exchange Aut
5713 36 293 32 Telkom SA Ltd
33774 32 7 20 AS Number for Telecom Algeria
23889 26 8 11 MAURITIUS TELECOM
16637 25 19 23 Johnnic e-Ventures
10798 23 1 14 Standard Bank of South Africa
12455 23 6 3 Jambonet Autonomous system
8524 22 1 5 AUCEGYPT Autonomous System
21280 22 4 4 Swift Global Kenya Ltd.Is an
21491 21 17 2 UTL On-line is RF broadband I
33766 21 2 1 Nyala Communications Pty Ltd
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4134 1301 1064 CHINANET-BACKBONE
18566 958 950 Covad Communications
9583 948 933 Sify Limited
4755 978 913 Videsh Sanchar Nigam Ltd. Aut
9498 800 729 BHARTI BT INTERNET LTD.
11492 731 717 Cable One
4323 989 703 Time Warner Telecom
721 985 677 DLA Systems Automation Center
22773 696 650 Cox Communications, Inc.
6197 1027 549 BellSouth Network Solutions,
19262 736 549 Verizon Global Networks
8151 771 543 UniNet S.A. de C.V.
5668 536 518 CenturyTel Internet Holdings,
17488 525 514 Hathway IP Over Cable Interne
19916 563 509 OLM LLC
855 562 489 Canadian Research Network
7545 539 467 TPG Internet Pty Ltd
22047 456 445 VTR PUNTO NET S.A.
17676 497 435 Softbank BB Corp.
15270 464 430 PaeTec.net -a division of Pae
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
65535 PRIVATE 62.112.96.0/19 25513 OJS Moscow city tele
65019 PRIVATE 63.138.117.0/24 19034 Norcom Networks Corp
24409 UNALLOCATED 203.119.29.0/24 9808 Guangdong Mobile Com
Prefixes from private and non-routed address space (Global)
-----------------------------------------------------------
Prefix Origin AS Description
198.18.0.0/15 8895 KACST/ISU Riyadh Autonomous S
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
77.192.0.0/16 12654 RIPE NCC RIS Project
77.255.248.0/21 12654 RIPE NCC RIS Project
78.192.0.0/16 12654 RIPE NCC RIS Project
78.255.248.0/21 12654 RIPE NCC RIS Project
79.192.0.0/16 12654 RIPE NCC RIS Project
79.255.248.0/21 12654 RIPE NCC RIS Project
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
192.44.0.0/24 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
192.249.0.0/20 3450 University of Tennessee, Knox
Number of prefixes announced per prefix length (Global)
-------------------------------------------------------
/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:18 /9:9 /10:13 /11:31 /12:103
/13:209 /14:377 /15:740 /16:8971 /17:3442 /18:5602
/19:12170 /20:13766 /21:12060 /22:15234 /23:16485 /24:105927
/25:427 /26:411 /27:197 /28:65 /29:42 /30:81
/31:0 /32:47
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
18566 941 958 Covad Communications
6197 806 1027 BellSouth Network Solutions,
9583 779 948 Sify Limited
7018 776 1479 AT&T WorldNet Services
11492 719 731 Cable One
2386 676 959 AT&T Data Communications Serv
7011 573 668 Citizens Utilities
19916 557 563 OLM LLC
4766 541 730 Korea Telecom (KIX)
9498 478 800 BHARTI BT INTERNET LTD.
855 436 562 Canadian Research Network
15270 433 464 PaeTec.net -a division of Pae
5668 419 536 CenturyTel Internet Holdings,
4755 413 978 Videsh Sanchar Nigam Ltd. Aut
1239 404 846 Sprint
17849 397 410 Telecommunications Technology
18101 381 447 Reliance Infocom Ltd Internet
6517 380 413 Yipes Communications, Inc.
22773 368 696 Cox Communications, Inc.
33588 355 376 Bresnan Communications, LLC.
Number of /24s announced per /8 block (Global)
----------------------------------------------
4:9 8:49 12:1615 13:1 15:15 16:3
17:3 18:4 20:41 24:816 25:1 32:61
38:247 40:54 41:15 44:3 47:6 52:4
55:1 56:3 57:26 58:207 59:258 60:189
61:910 62:888 63:1890 64:3072 65:2223 66:3030
67:647 68:651 69:1590 70:386 71:91 72:887
74:75 75:6 80:765 81:693 82:663 83:391
84:387 85:675 86:381 87:437 88:168 89:428
121:15 122:6 123:1 124:347 125:613 128:149
129:202 130:118 131:314 132:37 133:8 134:162
135:48 136:177 137:85 138:225 139:49 140:519
141:135 142:368 143:192 144:243 145:41 146:324
147:136 148:353 149:176 150:113 151:118 152:73
153:117 154:5 155:221 156:172 157:176 158:165
159:174 160:93 161:86 162:218 163:166 164:232
165:220 166:183 167:241 168:485 169:128 170:362
171:14 190:186 192:5732 193:3404 194:2723 195:2043
196:867 198:3899 199:3317 200:4586 201:1043 202:6792
203:7102 204:3906 205:2044 206:2429 207:2972 208:2263
209:3466 210:2163 211:860 212:1288 213:1450 214:368
215:40 216:4068 217:1124 218:337 219:260 220:788
221:384 222:253
End of report
Report Website: http://thyme.apnic.net
Routing Table Report 00:00 GMT Wed 30 Aug, 2006
Analysis Summary
----------------
BGP routing table entries examined: 209308
Prefixes after maximum aggregation: 108921
Unique aggregates announced to Internet: 96111
Total ASes present in the Internet Routing Table: 22969
Origin-only ASes present in the Internet Routing Table: 19964
Origin ASes announcing only one prefix: 9536
Transit ASes present in the Internet Routing Table: 3005
Transit-only ASes present in the Internet Routing Table: 73
Average AS path length visible in the Internet Routing Table: 3.4
Max AS path length visible: 29
Max AS path prepend of ASN (36728) 27
Prefixes from unregistered ASNs in the Routing Table: 22
Unregistered ASNs in the Routing Table: 16
Special use prefixes present in the Routing Table: 8
Prefixes being announced from unallocated address space: 10
Number of addresses announced to Internet: 1560954049
Equivalent to 93 /8s, 10 /16s and 68 /24s
Percentage of available address space announced: 42.1
Percentage of allocated address space announced: 60.9
Percentage of available address space allocated: 69.1
Total number of prefixes smaller than registry allocations: 108120
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 44109
Total APNIC prefixes after maximum aggregation: 17547
Prefixes being announced from the APNIC address blocks: 41702
Unique aggregates announced from the APNIC address blocks: 19250
APNIC Region origin ASes present in the Internet Routing Table: 2692
APNIC Region origin ASes announcing only one prefix: 764
APNIC Region transit ASes present in the Internet Routing Table: 419
Average APNIC Region AS path length visible: 4.4
Max APNIC Region AS path length visible: 25
Number of APNIC addresses announced to Internet: 250524660
Equivalent to 14 /8s, 238 /16s and 179 /24s
Percentage of available APNIC address space announced: 78.3
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, 121/8, 122/7, 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: 110246
Total ARIN prefixes after maximum aggregation: 60393
Prefixes being announced from the ARIN address blocks: 82293
Unique aggregates announced from the ARIN address blocks: 27473
ARIN Region origin ASes present in the Internet Routing Table: 10961
ARIN Region origin ASes announcing only one prefix: 4126
ARIN Region transit ASes present in the Internet Routing Table: 1032
Average ARIN Region AS path length visible: 2.9
Max ARIN Region AS path length visible: 29
Number of ARIN addresses announced to Internet: 296201569
Equivalent to 17 /8s, 167 /16s and 173 /24s
Percentage of available ARIN address space announced: 76.8
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, 39936-40959
ARIN Address Blocks 24/8, 63/8, 64/5, 72/6, 76/8, 199/8, 204/6,
208/7 and 216/8
RIPE Region Analysis Summary
----------------------------
Prefixes being announced by RIPE Region ASes: 40213
Total RIPE prefixes after maximum aggregation: 26255
Prefixes being announced from the RIPE address blocks: 37569
Unique aggregates announced from the RIPE address blocks: 24385
RIPE Region origin ASes present in the Internet Routing Table: 8359
RIPE Region origin ASes announcing only one prefix: 4362
RIPE Region transit ASes present in the Internet Routing Table: 1366
Average RIPE Region AS path length visible: 3.2
Max RIPE Region AS path length visible: 17
Number of RIPE addresses announced to Internet: 257640064
Equivalent to 15 /8s, 91 /16s and 70 /24s
Percentage of available RIPE address space announced: 80.8
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
40960-41983
RIPE Address Blocks 62/8, 80/5, 88/6, 193/8, 194/7, 212/7
and 217/8
LACNIC Region Analysis Summary
------------------------------
Prefixes being announced by LACNIC Region ASes: 12334
Total LACNIC prefixes after maximum aggregation: 3777
Prefixes being announced from the LACNIC address blocks: 10374
Unique aggregates announced from the LACNIC address blocks: 5985
LACNIC Region origin ASes present in the Internet Routing Table: 720
LACNIC Region origin ASes announcing only one prefix: 239
LACNIC Region transit ASes present in the Internet Routing Table: 131
Average LACNIC Region AS path length visible: 4.6
Max LACNIC Region AS path length visible: 26
Number of LACNIC addresses announced to Internet: 31658496
Equivalent to 1 /8s, 227 /16s and 18 /24s
Percentage of available LACNIC address space announced: 47.2
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: 2385
Total AfriNIC prefixes after maximum aggregation: 949
Prefixes being announced from the AfriNIC address blocks: 1661
Unique aggregates announced from the AfriNIC address blocks: 999
AfriNIC Region origin ASes present in the Internet Routing Table: 164
AfriNIC Region origin ASes announcing only one prefix: 45
AfriNIC Region transit ASes present in the Internet Routing Table: 24
Average AfriNIC Region AS path length visible: 3.0
Max AfriNIC Region AS path length visible: 10
Number of AfriNIC addresses announced to Internet: 4217088
Equivalent to 0 /8s, 64 /16s and 89 /24s
Percentage of available AfriNIC address space announced: 12.6
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 1304 8110 239 CHINANET-BACKBONE
4755 976 255 63 Videsh Sanchar Nigam Ltd. Aut
9583 949 109 15 Sify Limited
9498 803 211 71 BHARTI BT INTERNET LTD.
1221 657 1780 484 Telstra Pty Ltd
4766 632 1852 423 Korea Telecom (KIX)
7545 542 124 74 TPG Internet Pty Ltd
4538 526 2717 32 China Education and Research
17488 525 33 11 Hathway IP Over Cable Interne
17676 497 10933 62 Softbank BB Corp.
9443 450 111 83 Primus Telecommunications
18101 446 85 18 Reliance Infocom Ltd Internet
4802 412 84 151 Wantree Development
17849 411 30 123 Telecommunications Technology
4812 394 728 59 China Telecom (Shanghai)
17974 373 129 12 PT TELEKOMUNIKASI INDONESIA
7474 358 211 230 SingTel Optus Pty Ltd
17557 357 29 169 Pakistan Telecom
2907 341 1734 314 SINET Japan
4837 320 3539 138 chinanet IDC center beijing n
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
702 558 1947 439 UUNET - Commercial IP service
3215 398 1760 97 France Telecom Transpac
3301 314 1186 299 TeliaNet Sweden
3320 299 5013 242 Deutsche Telekom AG
8220 286 471 269 COLT Telecommunications
24863 255 42 10 LINKdotNET AS number
680 248 2041 244 DFN-IP service G-WiN
1257 248 744 167 SWIPnet Swedish IP Network
6746 244 90 223 Dynamic Network Technologies,
5089 236 1657 47 NTL Group Limited
3246 231 462 221 Song Networks
8708 216 278 203 Romania Data Systems S.A.
3269 202 2246 73 TELECOM ITALIA
30890 202 18 83 SC Kappa Invexim SRL
8551 201 182 29 Bezeq International
6830 195 879 43 UPC Distribution Services
8866 186 37 15 Bulgarian Telecommunication C
5416 181 12 7 BATELCO-BH
3300 175 171 96 AUCS Communications Services
3352 166 1655 30 Ibernet, Internet Access Netw
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
701 4981 6795 778 UUNET Technologies, Inc.
4323 3208 766 287 Time Warner Telecom
7018 1491 6268 965 AT&T WorldNet Services
705 1477 555 648 UUNET Technologies, Inc.
6197 1023 638 485 BellSouth Network Solutions,
721 999 21926 310 DLA Systems Automation Center
18566 958 272 8 Covad Communications
2386 955 559 724 AT&T Data Communications Serv
174 947 5754 883 Cogent Communications
1239 856 2799 607 Sprint
7046 818 249 676 UUNET Technologies, Inc.
19262 736 2272 187 Verizon Global Networks
20115 736 659 385 Charter Communications
11492 731 90 15 Cable One
22773 693 1744 43 Cox Communications, Inc.
2686 684 4321 99 IBM
209 682 3641 537 Qwest
7011 668 207 422 Citizens Utilities
6461 604 222 91 AboveNet Communications, Inc.
852 602 1068 382 Telus Advanced Communications
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4323 3208 2921 Time Warner Telecom
4134 1304 1065 CHINANET-BACKBONE
18566 958 950 Covad Communications
9583 949 934 Sify Limited
4755 976 913 Videsh Sanchar Nigam Ltd. Aut
705 1477 829 UUNET Technologies, Inc.
9498 803 732 BHARTI BT INTERNET LTD.
11492 731 716 Cable One
721 999 689 DLA Systems Automation Center
22773 693 650 Cox Communications, Inc.
2686 684 585 IBM
19262 736 549 Verizon Global Networks
6197 1023 538 BellSouth Network Solutions,
8151 760 531 UniNet S.A. de C.V.
7018 1491 526 AT&T WorldNet Services
5668 536 518 CenturyTel Internet Holdings,
17488 525 514 Hathway IP Over Cable Interne
6461 604 513 AboveNet Communications, Inc.
19916 563 509 OLM LLC
4538 526 494 China Education and Research
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
64666 PRIVATE 2.2.2.0/24 8001 Net Access Corporati
65473 PRIVATE 66.246.179.0/24 8001 Net Access Corporati
64500 RESERVED 81.17.39.128/27 24587 AS for Internet Onli
65515 PRIVATE 87.251.34.0/24 12859 Business Internet Tr
65515 PRIVATE 87.251.36.0/24 12859 Business Internet Tr
65014 PRIVATE 135.196.176.96/27 8190 VIATEL
65010 PRIVATE 203.117.213.0/24 9255 Singapore Telecom
24409 UNALLOCATED 203.119.29.0/24 9808 Guangdong Mobile Com
65010 PRIVATE 212.2.12.160/28 8190 VIATEL
65016 PRIVATE 212.2.26.64/29 8190 VIATEL
65016 PRIVATE 212.2.31.184/30 8190 VIATEL
64565 PRIVATE 212.111.35.128/27 4513 PFM Communications,
65515 PRIVATE 213.154.234.0/27 12859 Business Internet Tr
65517 PRIVATE 213.154.248.0/29 12859 Business Internet Tr
65517 PRIVATE 213.154.248.8/29 12859 Business Internet Tr
64560 PRIVATE 213.219.53.192/26 4513 PFM Communications,
65013 PRIVATE 213.235.33.0/27 8190 VIATEL
65000 PRIVATE 216.136.11.0/24 27182 Peregrine Capital Ma
64512 PRIVATE 217.134.164.0/22 5428 Energis Communicatio
64512 PRIVATE 217.134.168.0/21 5428 Energis Communicatio
64512 PRIVATE 217.134.176.0/21 5428 Energis Communicatio
64512 PRIVATE 217.134.184.0/22 5428 Energis Communicatio
Prefixes from private and non-routed address space (Global)
-----------------------------------------------------------
Prefix Origin AS Description
0.0.0.0/8 3303 Swisscom Ltd
169.254.0.0/16 8895 KACST/ISU Riyadh Autonomous S
172.16.2.32/27 6325 Illinois Century Network
172.16.2.80/28 6325 Illinois Century Network
172.31.31.0/30 6325 Illinois Century Network
192.0.2.0/24 8895 KACST/ISU Riyadh Autonomous S
192.168.83.0/24 292 Energy Sciences Network
198.18.0.0/15 8895 KACST/ISU Riyadh Autonomous S
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
2.2.2.0/24 64666 PRIVATE ASN
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
192.44.0.0/24 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
192.249.0.0/20 3450 University of Tennessee, Knox
Number of prefixes announced per prefix length (Global)
-------------------------------------------------------
/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:19 /9:9 /10:13 /11:31 /12:100
/13:202 /14:371 /15:730 /16:8937 /17:3458 /18:5678
/19:12320 /20:14000 /21:12556 /22:15973 /23:17327 /24:115243
/25:494 /26:480 /27:304 /28:226 /29:196 /30:524
/31:0 /32:117
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
701 3721 4981 UUNET Technologies, Inc.
4323 1907 3208 Time Warner Telecom
18566 941 958 Covad Communications
705 922 1477 UUNET Technologies, Inc.
6197 802 1023 BellSouth Network Solutions,
9583 780 949 Sify Limited
7018 776 1491 AT&T WorldNet Services
11492 719 731 Cable One
2386 678 955 AT&T Data Communications Serv
2686 639 684 IBM
7046 582 818 UUNET Technologies, Inc.
7011 573 668 Citizens Utilities
4766 563 632 Korea Telecom (KIX)
19916 557 563 OLM LLC
6461 533 604 AboveNet Communications, Inc.
9498 481 803 BHARTI BT INTERNET LTD.
855 436 559 Canadian Research Network
15270 434 465 PaeTec.net -a division of Pae
5668 419 536 CenturyTel Internet Holdings,
4755 410 976 Videsh Sanchar Nigam Ltd. Aut
Number of /24s announced per /8 block (Global)
----------------------------------------------
2:1 4:9 8:49 12:1633 13:1 15:15
16:3 17:3 18:4 20:41 24:818 25:1
32:315 38:247 40:54 41:17 44:3 47:3
52:4 55:1 56:3 57:54 58:216 59:285
60:188 61:916 62:1012 63:3381 64:3600 65:3620
66:3860 67:663 68:651 69:1604 70:388 71:91
72:887 74:76 75:6 80:785 81:680 82:698
83:391 84:403 85:644 86:380 87:438 88:166
89:429 91:1 121:18 122:6 123:1 124:349
125:615 128:161 129:201 130:118 131:315 132:38
133:8 134:162 135:48 136:177 137:86 138:191
139:151 140:521 141:135 142:389 143:192 144:239
145:41 146:325 147:141 148:353 149:179 150:113
151:117 152:77 153:117 154:6 155:222 156:172
157:179 158:165 159:175 160:93 161:89 162:218
163:166 164:277 165:225 166:182 167:240 168:598
169:127 170:362 171:14 189:1 190:203 192:5818
193:3392 194:2768 195:2178 196:927 198:4039 199:3384
200:4628 201:1041 202:6960 203:7178 204:4085 205:2175
206:2823 207:3623 208:3066 209:3888 210:2232 211:908
212:1366 213:1503 214:360 215:40 216:4422 217:1333
218:356 219:295 220:786 221:384 222:249
End of report
Routing Table Report 04:00 +10GMT Wed 30 Aug, 2006
Analysis Summary
----------------
BGP routing table entries examined: 196177
Prefixes after maximum aggregation: 107268
Unique aggregates announced to Internet: 95269
Total ASes present in the Internet Routing Table: 22995
Origin-only ASes present in the Internet Routing Table: 20025
Origin ASes announcing only one prefix: 9602
Transit ASes present in the Internet Routing Table: 2970
Transit-only ASes present in the Internet Routing Table: 64
Average AS path length visible in the Internet Routing Table: 3.6
Max AS path length visible: 29
Max AS path prepend of ASN (36728) 27
Prefixes from unregistered ASNs in the Routing Table: 2
Unregistered ASNs in the Routing Table: 2
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 9
Number of addresses announced to Internet: 1577644588
Equivalent to 94 /8s, 8 /16s and 242 /24s
Percentage of available address space announced: 42.6
Percentage of allocated address space announced: 61.6
Percentage of available address space allocated: 69.1
Total number of prefixes smaller than registry allocations: 97649
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 42899
Total APNIC prefixes after maximum aggregation: 17345
Prefixes being announced from the APNIC address blocks: 40600
Unique aggregates announced from the APNIC address blocks: 18324
APNIC Region origin ASes present in the Internet Routing Table: 2689
APNIC Region origin ASes announcing only one prefix: 768
APNIC Region transit ASes present in the Internet Routing Table: 400
Average APNIC Region AS path length visible: 3.5
Max APNIC Region AS path length visible: 24
Number of APNIC addresses announced to Internet: 261819488
Equivalent to 15 /8s, 155 /16s and 12 /24s
Percentage of available APNIC address space announced: 81.9
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, 121/8, 122/7, 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: 99193
Total ARIN prefixes after maximum aggregation: 58866
Prefixes being announced from the ARIN address blocks: 72932
Unique aggregates announced from the ARIN address blocks: 27457
ARIN Region origin ASes present in the Internet Routing Table: 10944
ARIN Region origin ASes announcing only one prefix: 4132
ARIN Region transit ASes present in the Internet Routing Table: 1006
Average ARIN Region AS path length visible: 3.3
Max ARIN Region AS path length visible: 29
Number of ARIN addresses announced to Internet: 296220160
Equivalent to 17 /8s, 167 /16s and 246 /24s
Percentage of available ARIN address space announced: 76.8
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, 39936-40959
ARIN Address Blocks 24/8, 63/8, 64/5, 72/6, 76/8, 199/8, 204/6,
208/7 and 216/8
RIPE Region Analysis Summary
----------------------------
Prefixes being announced by RIPE Region ASes: 39448
Total RIPE prefixes after maximum aggregation: 26368
Prefixes being announced from the RIPE address blocks: 36399
Unique aggregates announced from the RIPE address blocks: 24568
RIPE Region origin ASes present in the Internet Routing Table: 8417
RIPE Region origin ASes announcing only one prefix: 4420
RIPE Region transit ASes present in the Internet Routing Table: 1383
Average RIPE Region AS path length visible: 4.0
Max RIPE Region AS path length visible: 18
Number of RIPE addresses announced to Internet: 261932228
Equivalent to 15 /8s, 156 /16s and 196 /24s
Percentage of available RIPE address space announced: 82.2
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
40960-41983
RIPE Address Blocks 62/8, 80/5, 88/6, 193/8, 194/7, 212/7
and 217/8
LACNIC Region Analysis Summary
------------------------------
Prefixes being announced by LACNIC Region ASes: 12357
Total LACNIC prefixes after maximum aggregation: 3773
Prefixes being announced from the LACNIC address blocks: 10386
Unique aggregates announced from the LACNIC address blocks: 5983
LACNIC Region origin ASes present in the Internet Routing Table: 719
LACNIC Region origin ASes announcing only one prefix: 237
LACNIC Region transit ASes present in the Internet Routing Table: 128
Average LACNIC Region AS path length visible: 4.2
Max LACNIC Region AS path length visible: 24
Number of LACNIC addresses announced to Internet: 32257792
Equivalent to 1 /8s, 236 /16s and 55 /24s
Percentage of available LACNIC address space announced: 48.1
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: 2278
Total AfriNIC prefixes after maximum aggregation: 916
Prefixes being announced from the AfriNIC address blocks: 1579
Unique aggregates announced from the AfriNIC address blocks: 995
AfriNIC Region origin ASes present in the Internet Routing Table: 162
AfriNIC Region origin ASes announcing only one prefix: 45
AfriNIC Region transit ASes present in the Internet Routing Table: 24
Average AfriNIC Region AS path length visible: 3.5
Max AfriNIC Region AS path length visible: 11
Number of AfriNIC addresses announced to Internet: 4212992
Equivalent to 0 /8s, 64 /16s and 73 /24s
Percentage of available AfriNIC address space announced: 12.6
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 1302 8126 237 CHINANET-BACKBONE
4755 977 255 65 Videsh Sanchar Nigam Ltd. Aut
9583 811 109 15 Sify Limited
9498 800 211 71 BHARTI BT INTERNET LTD.
4766 729 4435 306 Korea Telecom (KIX)
1221 615 1779 471 Telstra Pty Ltd
7545 540 124 72 TPG Internet Pty Ltd
17488 525 33 11 Hathway IP Over Cable Interne
17676 497 10933 62 Softbank BB Corp.
9443 450 111 83 Primus Telecommunications
18101 446 85 18 Reliance Infocom Ltd Internet
17849 410 30 122 Telecommunications Technology
4802 409 84 149 Wantree Development
4812 393 728 59 China Telecom (Shanghai)
17974 373 129 12 PT TELEKOMUNIKASI INDONESIA
17557 356 28 169 Pakistan Telecom
2907 337 1734 312 SINET Japan
4837 320 3539 138 chinanet IDC center beijing n
10139 318 23 6 Meridian Telekoms
7474 294 211 229 SingTel Optus Pty Ltd
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
7018 1479 6260 961 AT&T WorldNet Services
6197 1025 638 479 BellSouth Network Solutions,
721 997 21926 310 DLA Systems Automation Center
4323 988 766 285 Time Warner Telecom
18566 958 272 8 Covad Communications
701 957 6780 783 UUNET Technologies, Inc.
2386 957 560 723 AT&T Data Communications Serv
174 949 5771 887 Cogent Communications
1239 842 2781 596 Sprint
20115 737 659 386 Charter Communications
19262 736 2272 187 Verizon Global Networks
11492 731 90 15 Cable One
22773 696 1744 46 Cox Communications, Inc.
209 684 3641 539 Qwest
7011 667 207 422 Citizens Utilities
852 589 1068 383 Telus Advanced Communications
19916 563 49 54 OLM LLC
855 562 248 73 Canadian Research Network
5668 533 145 18 CenturyTel Internet Holdings,
3602 513 125 105 Sprint Canada, Inc.
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
702 558 1947 439 UUNET - Commercial IP service
3301 315 1186 300 TeliaNet Sweden
3320 299 5013 242 Deutsche Telekom AG
8220 282 471 267 COLT Telecommunications
24863 256 42 11 LINKdotNET AS number
680 248 2041 244 DFN-IP service G-WiN
6746 244 90 223 Dynamic Network Technologies,
3246 229 462 219 Song Networks
1257 220 744 167 SWIPnet Swedish IP Network
8708 216 278 203 Romania Data Systems S.A.
3215 203 1760 97 France Telecom Transpac
3269 202 2246 73 TELECOM ITALIA
30890 202 18 83 SC Kappa Invexim SRL
6830 194 879 43 UPC Distribution Services
8551 184 172 48 Bezeq International
8866 184 37 15 Bulgarian Telecommunication C
5416 180 12 11 BATELCO-BH
3300 170 171 95 AUCS Communications Services
786 168 1762 168 The JANET IP Service
3352 166 1655 30 Ibernet, Internet Access Netw
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
8151 771 1811 227 UniNet S.A. de C.V.
22047 456 206 11 VTR PUNTO NET S.A.
11172 366 98 92 Servicios Alestra S.A de C.V
16814 329 20 8 NSS, S.A.
6147 277 142 23 Telefonica Del Peru
6471 256 74 30 ENTEL CHILE S.A.
14117 217 13 7 Telefonica del Sur S.A.
7303 182 85 28 Telecom Argentina Stet-France
10481 181 72 8 Prima S.A.
6503 179 166 82 AVANTEL, S.A.
7910 143 9 25 ANDINET ON LINE
19169 136 9 26 Telconet
21826 135 17 23 INTERCABLE
11556 132 96 4 Cable-Wireless Panama
19429 131 80 40 E.T.B.
18822 129 8 10 TELEFONICA MANQUEHUE
14522 117 18 9 SatNet S.A.
7738 114 410 20 Telecomunicacoes da Bahia S.A
14259 112 10 15 GTD Internet S.A.
23216 111 21 9 RAMtelecom Telecomunicaciones
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
3741 288 803 231 The Internet Solution
8452 175 60 7 TEDATA
6713 144 135 11 Itissalat Al-MAGHRIB
15475 137 84 4 Nile Online
2018 134 298 111 Tertiary Education Network
5536 121 8 18 Internet Egypt Network
24835 116 48 6 RAYA Telecom - Egypt
33783 107 6 2 EEPAD TISP TELECOM & INTERNET
2905 79 159 70 The Internetworking Company o
15706 44 8 3 Sudatel Internet Exchange Aut
5713 36 293 32 Telkom SA Ltd
33774 32 7 20 AS Number for Telecom Algeria
23889 26 8 11 MAURITIUS TELECOM
16637 25 19 23 Johnnic e-Ventures
10798 23 1 14 Standard Bank of South Africa
12455 23 6 3 Jambonet Autonomous system
21280 23 4 4 Swift Global Kenya Ltd.Is an
8524 22 1 5 AUCEGYPT Autonomous System
21491 21 17 2 UTL On-line is RF broadband I
33766 20 2 1 Nyala Communications Pty Ltd
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4134 1302 1065 CHINANET-BACKBONE
18566 958 950 Covad Communications
4755 977 912 Videsh Sanchar Nigam Ltd. Aut
9583 811 796 Sify Limited
9498 800 729 BHARTI BT INTERNET LTD.
11492 731 716 Cable One
4323 988 703 Time Warner Telecom
721 997 687 DLA Systems Automation Center
22773 696 650 Cox Communications, Inc.
19262 736 549 Verizon Global Networks
6197 1025 546 BellSouth Network Solutions,
8151 771 544 UniNet S.A. de C.V.
5668 533 515 CenturyTel Internet Holdings,
17488 525 514 Hathway IP Over Cable Interne
19916 563 509 OLM LLC
855 562 489 Canadian Research Network
7545 540 468 TPG Internet Pty Ltd
22047 456 445 VTR PUNTO NET S.A.
17676 497 435 Softbank BB Corp.
15270 465 431 PaeTec.net -a division of Pae
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
65010 PRIVATE 203.117.213.0/24 9255 Singapore Telecom
24409 UNALLOCATED 203.119.29.0/24 9808 Guangdong Mobile Com
Prefixes from private and non-routed address space (Global)
-----------------------------------------------------------
Prefix Origin AS Description
198.18.0.0/15 8895 KACST/ISU Riyadh Autonomous S
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
192.44.0.0/24 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
192.249.0.0/20 3450 University of Tennessee, Knox
Number of prefixes announced per prefix length (Global)
-------------------------------------------------------
/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:18 /9:9 /10:13 /11:31 /12:103
/13:209 /14:377 /15:739 /16:8973 /17:3438 /18:5594
/19:12168 /20:13759 /21:12071 /22:15222 /23:16471 /24:105725
/25:410 /26:412 /27:198 /28:66 /29:42 /30:82
/31:0 /32:47
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
18566 941 958 Covad Communications
6197 804 1025 BellSouth Network Solutions,
7018 773 1479 AT&T WorldNet Services
11492 719 731 Cable One
9583 682 811 Sify Limited
2386 675 957 AT&T Data Communications Serv
7011 572 667 Citizens Utilities
19916 557 563 OLM LLC
4766 540 729 Korea Telecom (KIX)
9498 478 800 BHARTI BT INTERNET LTD.
855 436 562 Canadian Research Network
15270 434 465 PaeTec.net -a division of Pae
5668 416 533 CenturyTel Internet Holdings,
4755 412 977 Videsh Sanchar Nigam Ltd. Aut
1239 400 842 Sprint
17849 397 410 Telecommunications Technology
18101 380 446 Reliance Infocom Ltd Internet
6517 378 412 Yipes Communications, Inc.
22773 368 696 Cox Communications, Inc.
33588 351 372 Bresnan Communications, LLC.
Number of /24s announced per /8 block (Global)
----------------------------------------------
4:9 8:49 12:1614 13:1 15:15 16:3
17:3 18:4 20:41 24:811 25:1 32:61
38:247 40:54 41:16 44:3 47:6 52:4
55:1 56:3 57:26 58:206 59:258 60:181
61:910 62:887 63:1892 64:3065 65:2225 66:3032
67:645 68:649 69:1599 70:385 71:91 72:889
74:74 75:6 80:769 81:678 82:639 83:390
84:390 85:628 86:380 87:436 88:165 89:428
91:1 121:15 122:6 123:1 124:333 125:612
128:150 129:201 130:118 131:314 132:37 133:8
134:162 135:48 136:177 137:85 138:191 139:49
140:518 141:135 142:367 143:191 144:243 145:41
146:322 147:135 148:353 149:176 150:114 151:117
152:72 153:117 154:5 155:221 156:172 157:177
158:165 159:174 160:93 161:86 162:217 163:166
164:232 165:220 166:183 167:240 168:484 169:127
170:361 171:14 189:1 190:203 192:5733 193:3407
194:2722 195:2039 196:869 198:3900 199:3314 200:4633
201:1040 202:6784 203:7111 204:3902 205:2046 206:2426
207:2973 208:2257 209:3460 210:2114 211:859 212:1291
213:1448 214:361 215:40 216:4068 217:1129 218:336
219:260 220:786 221:359 222:239
End of report
Report Website: http://thyme.apnic.net
Routing Table Report 00:00 GMT Tue 29 Aug, 2006
Analysis Summary
----------------
BGP routing table entries examined: 210011
Prefixes after maximum aggregation: 109112
Unique aggregates announced to Internet: 95300
Total ASes present in the Internet Routing Table: 23052
Origin-only ASes present in the Internet Routing Table: 20125
Origin ASes announcing only one prefix: 9580
Transit ASes present in the Internet Routing Table: 2927
Transit-only ASes present in the Internet Routing Table: 64
Average AS path length visible in the Internet Routing Table: 2.7
Max AS path length visible: 28
Max AS path prepend of ASN (36728) 27
Prefixes from unregistered ASNs in the Routing Table: 22
Unregistered ASNs in the Routing Table: 16
Special use prefixes present in the Routing Table: 8
Prefixes being announced from unallocated address space: 10
Number of addresses announced to Internet: 1578072253
Equivalent to 94 /8s, 15 /16s and 120 /24s
Percentage of available address space announced: 42.6
Percentage of allocated address space announced: 61.6
Percentage of available address space allocated: 69.1
Total number of prefixes smaller than registry allocations: 108253
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 44510
Total APNIC prefixes after maximum aggregation: 17512
Prefixes being announced from the APNIC address blocks: 42073
Unique aggregates announced from the APNIC address blocks: 18318
APNIC Region origin ASes present in the Internet Routing Table: 2700
APNIC Region origin ASes announcing only one prefix: 761
APNIC Region transit ASes present in the Internet Routing Table: 406
Average APNIC Region AS path length visible: 3.0
Max APNIC Region AS path length visible: 23
Number of APNIC addresses announced to Internet: 261858432
Equivalent to 15 /8s, 155 /16s and 164 /24s
Percentage of available APNIC address space announced: 81.9
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, 121/8, 122/7, 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: 110117
Total ARIN prefixes after maximum aggregation: 60341
Prefixes being announced from the ARIN address blocks: 82269
Unique aggregates announced from the ARIN address blocks: 27410
ARIN Region origin ASes present in the Internet Routing Table: 10964
ARIN Region origin ASes announcing only one prefix: 4130
ARIN Region transit ASes present in the Internet Routing Table: 991
Average ARIN Region AS path length visible: 2.4
Max ARIN Region AS path length visible: 28
Number of ARIN addresses announced to Internet: 296184673
Equivalent to 17 /8s, 167 /16s and 107 /24s
Percentage of available ARIN address space announced: 76.8
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, 39936-40959
ARIN Address Blocks 24/8, 63/8, 64/5, 72/6, 76/8, 199/8, 204/6,
208/7 and 216/8
RIPE Region Analysis Summary
----------------------------
Prefixes being announced by RIPE Region ASes: 40635
Total RIPE prefixes after maximum aggregation: 26522
Prefixes being announced from the RIPE address blocks: 37906
Unique aggregates announced from the RIPE address blocks: 24564
RIPE Region origin ASes present in the Internet Routing Table: 8444
RIPE Region origin ASes announcing only one prefix: 4407
RIPE Region transit ASes present in the Internet Routing Table: 1356
Average RIPE Region AS path length visible: 2.9
Max RIPE Region AS path length visible: 17
Number of RIPE addresses announced to Internet: 262003552
Equivalent to 15 /8s, 157 /16s and 219 /24s
Percentage of available RIPE address space announced: 82.2
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
40960-41983
RIPE Address Blocks 62/8, 80/5, 88/6, 193/8, 194/7, 212/7
and 217/8
LACNIC Region Analysis Summary
------------------------------
Prefixes being announced by LACNIC Region ASes: 12328
Total LACNIC prefixes after maximum aggregation: 3790
Prefixes being announced from the LACNIC address blocks: 10371
Unique aggregates announced from the LACNIC address blocks: 5972
LACNIC Region origin ASes present in the Internet Routing Table: 716
LACNIC Region origin ASes announcing only one prefix: 237
LACNIC Region transit ASes present in the Internet Routing Table: 125
Average LACNIC Region AS path length visible: 3.1
Max LACNIC Region AS path length visible: 15
Number of LACNIC addresses announced to Internet: 32223744
Equivalent to 1 /8s, 235 /16s and 178 /24s
Percentage of available LACNIC address space announced: 48.0
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: 2400
Total AfriNIC prefixes after maximum aggregation: 947
Prefixes being announced from the AfriNIC address blocks: 1676
Unique aggregates announced from the AfriNIC address blocks: 1001
AfriNIC Region origin ASes present in the Internet Routing Table: 164
AfriNIC Region origin ASes announcing only one prefix: 45
AfriNIC Region transit ASes present in the Internet Routing Table: 23
Average AfriNIC Region AS path length visible: 2.8
Max AfriNIC Region AS path length visible: 10
Number of AfriNIC addresses announced to Internet: 4217344
Equivalent to 0 /8s, 64 /16s and 90 /24s
Percentage of available AfriNIC address space announced: 12.6
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 1305 8142 240 CHINANET-BACKBONE
4755 971 255 64 Videsh Sanchar Nigam Ltd. Aut
9583 949 109 15 Sify Limited
9498 803 211 71 BHARTI BT INTERNET LTD.
4766 751 4435 309 Korea Telecom (KIX)
1221 654 1780 483 Telstra Pty Ltd
4538 608 2717 31 China Education and Research
7545 542 124 74 TPG Internet Pty Ltd
17488 522 32 18 Hathway IP Over Cable Interne
17676 497 10933 62 Softbank BB Corp.
9443 450 111 83 Primus Telecommunications
18101 446 85 18 Reliance Infocom Ltd Internet
17849 411 30 123 Telecommunications Technology
4802 408 84 150 Wantree Development
4812 394 728 59 China Telecom (Shanghai)
17974 373 129 12 PT TELEKOMUNIKASI INDONESIA
7474 358 211 230 SingTel Optus Pty Ltd
17557 357 29 167 Pakistan Telecom
2907 340 1733 313 SINET Japan
4837 320 3539 138 chinanet IDC center beijing n
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
702 557 1947 438 UUNET - Commercial IP service
3215 398 1760 97 France Telecom Transpac
3301 315 1186 300 TeliaNet Sweden
3320 298 5013 241 Deutsche Telekom AG
8220 287 471 269 COLT Telecommunications
24863 256 42 11 LINKdotNET AS number
680 248 2041 244 DFN-IP service G-WiN
1257 248 744 167 SWIPnet Swedish IP Network
6746 245 91 224 Dynamic Network Technologies,
5089 235 1641 46 NTL Group Limited
3246 231 462 221 Song Networks
8708 216 278 203 Romania Data Systems S.A.
3269 202 2246 73 TELECOM ITALIA
8551 202 182 27 Bezeq International
30890 202 18 83 SC Kappa Invexim SRL
6830 195 879 43 UPC Distribution Services
5416 180 12 11 BATELCO-BH
8866 180 37 15 Bulgarian Telecommunication C
3300 174 171 95 AUCS Communications Services
786 172 1779 172 The JANET IP Service
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
701 5002 6796 786 UUNET Technologies, Inc.
4323 3206 766 286 Time Warner Telecom
7018 1493 6268 963 AT&T WorldNet Services
705 1478 556 649 UUNET Technologies, Inc.
6197 1025 638 479 BellSouth Network Solutions,
721 999 21926 310 DLA Systems Automation Center
2386 958 561 724 AT&T Data Communications Serv
18566 958 272 8 Covad Communications
174 933 5753 877 Cogent Communications
1239 850 2798 601 Sprint
7046 822 250 680 UUNET Technologies, Inc.
20115 737 659 386 Charter Communications
19262 735 2268 189 Verizon Global Networks
11492 731 90 15 Cable One
22773 693 1744 43 Cox Communications, Inc.
209 682 3641 537 Qwest
7011 667 207 422 Citizens Utilities
852 604 1068 384 Telus Advanced Communications
6461 604 222 91 AboveNet Communications, Inc.
19916 563 49 54 OLM LLC
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4323 3206 2920 Time Warner Telecom
4134 1305 1065 CHINANET-BACKBONE
18566 958 950 Covad Communications
9583 949 934 Sify Limited
4755 971 907 Videsh Sanchar Nigam Ltd. Aut
705 1478 829 UUNET Technologies, Inc.
9498 803 732 BHARTI BT INTERNET LTD.
11492 731 716 Cable One
721 999 689 DLA Systems Automation Center
22773 693 650 Cox Communications, Inc.
4538 608 577 China Education and Research
6197 1025 546 BellSouth Network Solutions,
19262 735 546 Verizon Global Networks
8151 750 531 UniNet S.A. de C.V.
7018 1493 530 AT&T WorldNet Services
5668 533 515 CenturyTel Internet Holdings,
6461 604 513 AboveNet Communications, Inc.
19916 563 509 OLM LLC
17488 522 504 Hathway IP Over Cable Interne
855 559 489 Canadian Research Network
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
64666 PRIVATE 2.2.2.0/24 8001 Net Access Corporati
65473 PRIVATE 66.246.179.0/24 8001 Net Access Corporati
64500 RESERVED 81.17.39.128/27 24587 AS for Internet Onli
65515 PRIVATE 87.251.34.0/24 12859 Business Internet Tr
65515 PRIVATE 87.251.36.0/24 12859 Business Internet Tr
65014 PRIVATE 135.196.176.96/27 8190 VIATEL
65010 PRIVATE 203.117.213.0/24 9255 Singapore Telecom
24409 UNALLOCATED 203.119.29.0/24 9808 Guangdong Mobile Com
65010 PRIVATE 212.2.12.160/28 8190 VIATEL
65016 PRIVATE 212.2.26.64/29 8190 VIATEL
65016 PRIVATE 212.2.31.184/30 8190 VIATEL
64565 PRIVATE 212.111.35.128/27 4513 PFM Communications,
65515 PRIVATE 213.154.234.0/27 12859 Business Internet Tr
65517 PRIVATE 213.154.248.0/29 12859 Business Internet Tr
65517 PRIVATE 213.154.248.8/29 12859 Business Internet Tr
64560 PRIVATE 213.219.53.192/26 4513 PFM Communications,
65013 PRIVATE 213.235.33.0/27 8190 VIATEL
65000 PRIVATE 216.136.11.0/24 27182 Peregrine Capital Ma
64512 PRIVATE 217.134.164.0/22 5428 Energis Communicatio
64512 PRIVATE 217.134.168.0/21 5428 Energis Communicatio
64512 PRIVATE 217.134.176.0/21 5428 Energis Communicatio
64512 PRIVATE 217.134.184.0/22 5428 Energis Communicatio
Prefixes from private and non-routed address space (Global)
-----------------------------------------------------------
Prefix Origin AS Description
0.0.0.0/8 3303 Swisscom Ltd
169.254.0.0/16 8895 KACST/ISU Riyadh Autonomous S
172.16.2.32/27 6325 Illinois Century Network
172.16.2.80/28 6325 Illinois Century Network
172.31.31.0/30 6325 Illinois Century Network
192.0.2.0/24 8895 KACST/ISU Riyadh Autonomous S
192.168.83.0/24 292 Energy Sciences Network
198.18.0.0/15 8895 KACST/ISU Riyadh Autonomous S
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
2.2.2.0/24 64666 PRIVATE ASN
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
192.44.0.0/24 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
192.249.0.0/20 3450 University of Tennessee, Knox
Number of prefixes announced per prefix length (Global)
-------------------------------------------------------
/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:19 /9:9 /10:13 /11:31 /12:103
/13:217 /14:379 /15:743 /16:9008 /17:3501 /18:5717
/19:12416 /20:14158 /21:12572 /22:16035 /23:17350 /24:115379
/25:512 /26:481 /27:306 /28:226 /29:196 /30:523
/31:0 /32:117
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
701 3734 5002 UUNET Technologies, Inc.
4323 1905 3206 Time Warner Telecom
18566 941 958 Covad Communications
705 925 1478 UUNET Technologies, Inc.
6197 804 1025 BellSouth Network Solutions,
9583 780 949 Sify Limited
7018 779 1493 AT&T WorldNet Services
11492 719 731 Cable One
2386 677 958 AT&T Data Communications Serv
7046 584 822 UUNET Technologies, Inc.
7011 572 667 Citizens Utilities
4766 562 751 Korea Telecom (KIX)
19916 557 563 OLM LLC
6461 533 604 AboveNet Communications, Inc.
2686 515 560 IBM
9498 481 803 BHARTI BT INTERNET LTD.
855 436 559 Canadian Research Network
15270 434 465 PaeTec.net -a division of Pae
5668 416 533 CenturyTel Internet Holdings,
4755 407 971 Videsh Sanchar Nigam Ltd. Aut
Number of /24s announced per /8 block (Global)
----------------------------------------------
2:1 4:9 8:49 12:1632 13:1 15:15
16:3 17:3 18:4 20:41 24:814 25:1
32:269 38:247 40:54 41:17 44:3 47:6
52:4 55:1 56:3 57:54 58:216 59:289
60:188 61:917 62:1015 63:3384 64:3582 65:3625
66:3856 67:664 68:659 69:1618 70:387 71:88
72:889 74:74 75:6 80:784 81:678 82:700
83:390 84:410 85:651 86:381 87:447 88:166
89:423 91:1 121:17 122:6 123:1 124:349
125:611 128:163 129:204 130:118 131:315 132:38
133:9 134:162 135:48 136:177 137:86 138:213
139:133 140:519 141:135 142:389 143:190 144:240
145:41 146:325 147:141 148:351 149:179 150:114
151:116 152:76 153:117 154:6 155:222 156:172
157:179 158:165 159:174 160:93 161:89 162:218
163:166 164:277 165:225 166:183 167:240 168:600
169:127 170:362 171:14 189:1 190:203 192:5834
193:3423 194:2787 195:2192 196:942 198:4043 199:3388
200:4623 201:1038 202:7010 203:7184 204:4081 205:2159
206:2825 207:3624 208:3063 209:3884 210:2225 211:908
212:1371 213:1527 214:354 215:40 216:4424 217:1344
218:356 219:294 220:785 221:384 222:249
End of report
Routing Table Report 04:00 +10GMT Tue 29 Aug, 2006
Analysis Summary
----------------
BGP routing table entries examined: 196276
Prefixes after maximum aggregation: 107249
Unique aggregates announced to Internet: 95175
Total ASes present in the Internet Routing Table: 22984
Origin-only ASes present in the Internet Routing Table: 20013
Origin ASes announcing only one prefix: 9592
Transit ASes present in the Internet Routing Table: 2971
Transit-only ASes present in the Internet Routing Table: 68
Average AS path length visible in the Internet Routing Table: 3.6
Max AS path length visible: 29
Max AS path prepend of ASN (36728) 27
Prefixes from unregistered ASNs in the Routing Table: 2
Unregistered ASNs in the Routing Table: 2
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 9
Number of addresses announced to Internet: 1577464876
Equivalent to 94 /8s, 6 /16s and 52 /24s
Percentage of available address space announced: 42.6
Percentage of allocated address space announced: 61.6
Percentage of available address space allocated: 69.1
Total number of prefixes smaller than registry allocations: 97728
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 43078
Total APNIC prefixes after maximum aggregation: 17362
Prefixes being announced from the APNIC address blocks: 40736
Unique aggregates announced from the APNIC address blocks: 18338
APNIC Region origin ASes present in the Internet Routing Table: 2688
APNIC Region origin ASes announcing only one prefix: 763
APNIC Region transit ASes present in the Internet Routing Table: 403
Average APNIC Region AS path length visible: 3.5
Max APNIC Region AS path length visible: 24
Number of APNIC addresses announced to Internet: 261827680
Equivalent to 15 /8s, 155 /16s and 44 /24s
Percentage of available APNIC address space announced: 81.9
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, 121/8, 122/7, 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: 99175
Total ARIN prefixes after maximum aggregation: 58903
Prefixes being announced from the ARIN address blocks: 72912
Unique aggregates announced from the ARIN address blocks: 27415
ARIN Region origin ASes present in the Internet Routing Table: 10944
ARIN Region origin ASes announcing only one prefix: 4134
ARIN Region transit ASes present in the Internet Routing Table: 1007
Average ARIN Region AS path length visible: 3.3
Max ARIN Region AS path length visible: 29
Number of ARIN addresses announced to Internet: 296133632
Equivalent to 17 /8s, 166 /16s and 164 /24s
Percentage of available ARIN address space announced: 76.7
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, 39936-40959
ARIN Address Blocks 24/8, 63/8, 64/5, 72/6, 76/8, 199/8, 204/6,
208/7 and 216/8
RIPE Region Analysis Summary
----------------------------
Prefixes being announced by RIPE Region ASes: 39420
Total RIPE prefixes after maximum aggregation: 26306
Prefixes being announced from the RIPE address blocks: 36352
Unique aggregates announced from the RIPE address blocks: 24502
RIPE Region origin ASes present in the Internet Routing Table: 8408
RIPE Region origin ASes announcing only one prefix: 4416
RIPE Region transit ASes present in the Internet Routing Table: 1375
Average RIPE Region AS path length visible: 4.0
Max RIPE Region AS path length visible: 18
Number of RIPE addresses announced to Internet: 261838788
Equivalent to 15 /8s, 155 /16s and 87 /24s
Percentage of available RIPE address space announced: 82.1
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
40960-41983
RIPE Address Blocks 62/8, 80/5, 88/6, 193/8, 194/7, 212/7
and 217/8
LACNIC Region Analysis Summary
------------------------------
Prefixes being announced by LACNIC Region ASes: 12319
Total LACNIC prefixes after maximum aggregation: 3766
Prefixes being announced from the LACNIC address blocks: 10347
Unique aggregates announced from the LACNIC address blocks: 5977
LACNIC Region origin ASes present in the Internet Routing Table: 715
LACNIC Region origin ASes announcing only one prefix: 235
LACNIC Region transit ASes present in the Internet Routing Table: 129
Average LACNIC Region AS path length visible: 4.1
Max LACNIC Region AS path length visible: 24
Number of LACNIC addresses announced to Internet: 32215552
Equivalent to 1 /8s, 235 /16s and 146 /24s
Percentage of available LACNIC address space announced: 48.0
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: 2282
Total AfriNIC prefixes after maximum aggregation: 912
Prefixes being announced from the AfriNIC address blocks: 1594
Unique aggregates announced from the AfriNIC address blocks: 998
AfriNIC Region origin ASes present in the Internet Routing Table: 161
AfriNIC Region origin ASes announcing only one prefix: 44
AfriNIC Region transit ASes present in the Internet Routing Table: 24
Average AfriNIC Region AS path length visible: 3.5
Max AfriNIC Region AS path length visible: 11
Number of AfriNIC addresses announced to Internet: 4213504
Equivalent to 0 /8s, 64 /16s and 75 /24s
Percentage of available AfriNIC address space announced: 12.6
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 1303 8158 238 CHINANET-BACKBONE
4755 972 255 66 Videsh Sanchar Nigam Ltd. Aut
9583 948 109 15 Sify Limited
9498 800 211 71 BHARTI BT INTERNET LTD.
4766 727 4435 306 Korea Telecom (KIX)
1221 613 1779 469 Telstra Pty Ltd
7545 541 124 73 TPG Internet Pty Ltd
17488 522 32 18 Hathway IP Over Cable Interne
17676 497 10933 62 Softbank BB Corp.
9443 450 111 83 Primus Telecommunications
18101 446 85 18 Reliance Infocom Ltd Internet
17849 410 30 122 Telecommunications Technology
4802 407 84 149 Wantree Development
4812 393 728 59 China Telecom (Shanghai)
17974 373 129 12 PT TELEKOMUNIKASI INDONESIA
17557 356 28 169 Pakistan Telecom
2907 336 1733 311 SINET Japan
4837 320 3539 138 chinanet IDC center beijing n
10139 319 23 6 Meridian Telekoms
7474 294 211 229 SingTel Optus Pty Ltd
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
7018 1480 6260 960 AT&T WorldNet Services
6197 1025 638 479 BellSouth Network Solutions,
721 999 21926 310 DLA Systems Automation Center
4323 997 768 286 Time Warner Telecom
2386 959 560 724 AT&T Data Communications Serv
18566 958 272 8 Covad Communications
701 956 6780 782 UUNET Technologies, Inc.
174 944 5770 886 Cogent Communications
1239 839 2781 592 Sprint
20115 737 659 386 Charter Communications
19262 733 2268 189 Verizon Global Networks
11492 730 90 16 Cable One
22773 696 1744 46 Cox Communications, Inc.
209 686 3641 541 Qwest
7011 667 207 422 Citizens Utilities
852 589 1068 383 Telus Advanced Communications
19916 563 49 54 OLM LLC
855 562 248 73 Canadian Research Network
5668 533 145 18 CenturyTel Internet Holdings,
3602 512 125 105 Sprint Canada, Inc.
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
702 557 1947 438 UUNET - Commercial IP service
3301 315 1186 300 TeliaNet Sweden
3320 298 5013 241 Deutsche Telekom AG
8220 282 471 267 COLT Telecommunications
24863 256 42 11 LINKdotNET AS number
680 248 2041 244 DFN-IP service G-WiN
6746 245 91 224 Dynamic Network Technologies,
3246 229 462 219 Song Networks
1257 220 744 167 SWIPnet Swedish IP Network
8708 216 278 203 Romania Data Systems S.A.
3215 203 1760 97 France Telecom Transpac
3269 202 2246 73 TELECOM ITALIA
8551 202 182 27 Bezeq International
30890 202 18 83 SC Kappa Invexim SRL
6830 194 879 43 UPC Distribution Services
8866 183 37 15 Bulgarian Telecommunication C
5416 180 12 11 BATELCO-BH
786 171 1778 171 The JANET IP Service
3300 171 171 96 AUCS Communications Services
3352 166 1655 30 Ibernet, Internet Access Netw
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
8151 772 1811 228 UniNet S.A. de C.V.
22047 456 206 11 VTR PUNTO NET S.A.
11172 366 98 92 Servicios Alestra S.A de C.V
16814 329 20 8 NSS, S.A.
6147 273 134 22 Telefonica Del Peru
6471 255 74 30 ENTEL CHILE S.A.
14117 217 13 7 Telefonica del Sur S.A.
6503 181 167 84 AVANTEL, S.A.
7303 181 84 28 Telecom Argentina Stet-France
10481 181 72 8 Prima S.A.
7910 142 9 29 ANDINET ON LINE
19169 136 9 26 Telconet
21826 135 17 23 INTERCABLE
11556 132 96 4 Cable-Wireless Panama
19429 131 80 40 E.T.B.
18822 129 8 10 TELEFONICA MANQUEHUE
14522 117 18 9 SatNet S.A.
7738 114 410 20 Telecomunicacoes da Bahia S.A
14259 112 10 15 GTD Internet S.A.
23216 111 21 9 RAMtelecom Telecomunicaciones
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
3741 288 803 231 The Internet Solution
8452 175 60 7 TEDATA
6713 144 135 11 Itissalat Al-MAGHRIB
2018 134 298 111 Tertiary Education Network
15475 132 84 4 Nile Online
5536 121 8 18 Internet Egypt Network
24835 116 48 6 RAYA Telecom - Egypt
33783 107 6 2 EEPAD TISP TELECOM & INTERNET
2905 79 159 70 The Internetworking Company o
15706 44 8 3 Sudatel Internet Exchange Aut
5713 36 293 32 Telkom SA Ltd
33774 32 7 20 AS Number for Telecom Algeria
23889 26 8 11 MAURITIUS TELECOM
16637 25 19 23 Johnnic e-Ventures
10798 23 1 14 Standard Bank of South Africa
8524 22 1 5 AUCEGYPT Autonomous System
12455 21 6 3 Jambonet Autonomous system
21280 21 4 4 Swift Global Kenya Ltd.Is an
21491 21 17 2 UTL On-line is RF broadband I
33766 21 2 1 Nyala Communications Pty Ltd
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4134 1303 1065 CHINANET-BACKBONE
18566 958 950 Covad Communications
9583 948 933 Sify Limited
4755 972 906 Videsh Sanchar Nigam Ltd. Aut
9498 800 729 BHARTI BT INTERNET LTD.
11492 730 714 Cable One
4323 997 711 Time Warner Telecom
721 999 689 DLA Systems Automation Center
22773 696 650 Cox Communications, Inc.
6197 1025 546 BellSouth Network Solutions,
8151 772 544 UniNet S.A. de C.V.
19262 733 544 Verizon Global Networks
5668 533 515 CenturyTel Internet Holdings,
19916 563 509 OLM LLC
17488 522 504 Hathway IP Over Cable Interne
855 562 489 Canadian Research Network
7545 541 468 TPG Internet Pty Ltd
22047 456 445 VTR PUNTO NET S.A.
17676 497 435 Softbank BB Corp.
15270 465 431 PaeTec.net -a division of Pae
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
65010 PRIVATE 203.117.213.0/24 9255 Singapore Telecom
24409 UNALLOCATED 203.119.29.0/24 9808 Guangdong Mobile Com
Prefixes from private and non-routed address space (Global)
-----------------------------------------------------------
Prefix Origin AS Description
198.18.0.0/15 8895 KACST/ISU Riyadh Autonomous S
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
192.44.0.0/24 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
192.249.0.0/20 3450 University of Tennessee, Knox
Number of prefixes announced per prefix length (Global)
-------------------------------------------------------
/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:18 /9:9 /10:13 /11:31 /12:103
/13:209 /14:377 /15:738 /16:8975 /17:3432 /18:5593
/19:12150 /20:13753 /21:12053 /22:15227 /23:16458 /24:105862
/25:427 /26:411 /27:198 /28:67 /29:42 /30:83
/31:0 /32:47
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
18566 941 958 Covad Communications
6197 804 1025 BellSouth Network Solutions,
9583 779 948 Sify Limited
7018 775 1480 AT&T WorldNet Services
11492 718 730 Cable One
2386 677 959 AT&T Data Communications Serv
7011 572 667 Citizens Utilities
19916 557 563 OLM LLC
4766 538 727 Korea Telecom (KIX)
9498 478 800 BHARTI BT INTERNET LTD.
855 436 562 Canadian Research Network
15270 434 465 PaeTec.net -a division of Pae
5668 416 533 CenturyTel Internet Holdings,
4755 408 972 Videsh Sanchar Nigam Ltd. Aut
1239 400 839 Sprint
17849 397 410 Telecommunications Technology
18101 380 446 Reliance Infocom Ltd Internet
6517 378 412 Yipes Communications, Inc.
22773 368 696 Cox Communications, Inc.
33588 351 372 Bresnan Communications, LLC.
Number of /24s announced per /8 block (Global)
----------------------------------------------
4:9 8:49 12:1621 13:1 15:15 16:3
17:3 18:4 20:41 24:809 25:1 32:61
38:246 40:54 41:16 44:3 47:6 52:4
55:1 56:3 57:26 58:207 59:258 60:185
61:911 62:883 63:1892 64:3057 65:2225 66:3028
67:646 68:657 69:1600 70:385 71:88 72:888
74:73 75:6 80:781 81:661 82:629 83:386
84:389 85:631 86:380 87:445 88:166 89:422
91:1 121:15 122:6 123:1 124:347 125:608
128:152 129:204 130:118 131:314 132:37 133:8
134:161 135:48 136:177 137:85 138:213 139:49
140:519 141:134 142:367 143:192 144:241 145:41
146:322 147:136 148:352 149:176 150:114 151:116
152:72 153:117 154:5 155:221 156:172 157:177
158:165 159:173 160:93 161:86 162:218 163:166
164:232 165:220 166:183 167:240 168:485 169:128
170:362 171:14 189:1 190:202 192:5736 193:3402
194:2722 195:2040 196:885 198:3901 199:3313 200:4620
201:1039 202:6830 203:7109 204:3900 205:2044 206:2434
207:2971 208:2255 209:3464 210:2152 211:858 212:1289
213:1454 214:360 215:40 216:4070 217:1131 218:336
219:258 220:785 221:384 222:239
End of report
Report Website: http://thyme.apnic.net
Routing Table Report 00:00 GMT Mon 28 Aug, 2006
Analysis Summary
----------------
BGP routing table entries examined: 209796
Prefixes after maximum aggregation: 109048
Unique aggregates announced to Internet: 95257
Total ASes present in the Internet Routing Table: 23038
Origin-only ASes present in the Internet Routing Table: 20047
Origin ASes announcing only one prefix: 9567
Transit ASes present in the Internet Routing Table: 2991
Transit-only ASes present in the Internet Routing Table: 71
Average AS path length visible in the Internet Routing Table: 4.0
Max AS path length visible: 29
Max AS path prepend of ASN (36728) 27
Prefixes from unregistered ASNs in the Routing Table: 27
Unregistered ASNs in the Routing Table: 18
Special use prefixes present in the Routing Table: 8
Prefixes being announced from unallocated address space: 10
Number of addresses announced to Internet: 1578135741
Equivalent to 94 /8s, 16 /16s and 112 /24s
Percentage of available address space announced: 42.6
Percentage of allocated address space announced: 61.6
Percentage of available address space allocated: 69.1
Total number of prefixes smaller than registry allocations: 108066
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 44361
Total APNIC prefixes after maximum aggregation: 17474
Prefixes being announced from the APNIC address blocks: 41927
Unique aggregates announced from the APNIC address blocks: 18294
APNIC Region origin ASes present in the Internet Routing Table: 2695
APNIC Region origin ASes announcing only one prefix: 756
APNIC Region transit ASes present in the Internet Routing Table: 407
Average APNIC Region AS path length visible: 4.4
Max APNIC Region AS path length visible: 24
Number of APNIC addresses announced to Internet: 261860224
Equivalent to 15 /8s, 155 /16s and 171 /24s
Percentage of available APNIC address space announced: 81.9
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, 121/8, 122/7, 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: 110066
Total ARIN prefixes after maximum aggregation: 60377
Prefixes being announced from the ARIN address blocks: 82228
Unique aggregates announced from the ARIN address blocks: 27417
ARIN Region origin ASes present in the Internet Routing Table: 10951
ARIN Region origin ASes announcing only one prefix: 4122
ARIN Region transit ASes present in the Internet Routing Table: 1001
Average ARIN Region AS path length visible: 3.5
Max ARIN Region AS path length visible: 29
Number of ARIN addresses announced to Internet: 296127841
Equivalent to 17 /8s, 166 /16s and 141 /24s
Percentage of available ARIN address space announced: 76.7
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, 39936-40959
ARIN Address Blocks 24/8, 63/8, 64/5, 72/6, 76/8, 199/8, 204/6,
208/7 and 216/8
RIPE Region Analysis Summary
----------------------------
Prefixes being announced by RIPE Region ASes: 40629
Total RIPE prefixes after maximum aggregation: 26487
Prefixes being announced from the RIPE address blocks: 37898
Unique aggregates announced from the RIPE address blocks: 24504
RIPE Region origin ASes present in the Internet Routing Table: 8444
RIPE Region origin ASes announcing only one prefix: 4410
RIPE Region transit ASes present in the Internet Routing Table: 1399
Average RIPE Region AS path length visible: 4.7
Max RIPE Region AS path length visible: 28
Number of RIPE addresses announced to Internet: 261972320
Equivalent to 15 /8s, 157 /16s and 97 /24s
Percentage of available RIPE address space announced: 82.2
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
40960-41983
RIPE Address Blocks 62/8, 80/5, 88/6, 193/8, 194/7, 212/7
and 217/8
LACNIC Region Analysis Summary
------------------------------
Prefixes being announced by LACNIC Region ASes: 12313
Total LACNIC prefixes after maximum aggregation: 3764
Prefixes being announced from the LACNIC address blocks: 10352
Unique aggregates announced from the LACNIC address blocks: 6006
LACNIC Region origin ASes present in the Internet Routing Table: 714
LACNIC Region origin ASes announcing only one prefix: 234
LACNIC Region transit ASes present in the Internet Routing Table: 129
Average LACNIC Region AS path length visible: 4.5
Max LACNIC Region AS path length visible: 24
Number of LACNIC addresses announced to Internet: 32209408
Equivalent to 1 /8s, 235 /16s and 122 /24s
Percentage of available LACNIC address space announced: 48.0
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: 2401
Total AfriNIC prefixes after maximum aggregation: 946
Prefixes being announced from the AfriNIC address blocks: 1677
Unique aggregates announced from the AfriNIC address blocks: 1001
AfriNIC Region origin ASes present in the Internet Routing Table: 163
AfriNIC Region origin ASes announcing only one prefix: 45
AfriNIC Region transit ASes present in the Internet Routing Table: 25
Average AfriNIC Region AS path length visible: 4.1
Max AfriNIC Region AS path length visible: 13
Number of AfriNIC addresses announced to Internet: 4217344
Equivalent to 0 /8s, 64 /16s and 90 /24s
Percentage of available AfriNIC address space announced: 12.6
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 1305 8142 240 CHINANET-BACKBONE
4755 971 255 62 Videsh Sanchar Nigam Ltd. Aut
9583 947 109 15 Sify Limited
9498 803 211 71 BHARTI BT INTERNET LTD.
4766 751 4435 309 Korea Telecom (KIX)
1221 650 1779 479 Telstra Pty Ltd
4538 607 2717 31 China Education and Research
7545 542 124 74 TPG Internet Pty Ltd
17488 522 32 18 Hathway IP Over Cable Interne
17676 497 10933 62 Softbank BB Corp.
9443 450 111 83 Primus Telecommunications
18101 446 85 18 Reliance Infocom Ltd Internet
17849 411 30 123 Telecommunications Technology
4802 407 84 149 Wantree Development
4812 393 728 59 China Telecom (Shanghai)
17974 373 129 12 PT TELEKOMUNIKASI INDONESIA
7474 358 211 230 SingTel Optus Pty Ltd
17557 358 29 167 Pakistan Telecom
2907 337 1717 310 SINET Japan
4837 320 3539 138 chinanet IDC center beijing n
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
702 557 1947 438 UUNET - Commercial IP service
3215 399 1760 97 France Telecom Transpac
3301 315 1186 300 TeliaNet Sweden
3320 297 5013 240 Deutsche Telekom AG
8220 286 471 268 COLT Telecommunications
24863 254 42 11 LINKdotNET AS number
1257 249 744 168 SWIPnet Swedish IP Network
680 248 2041 244 DFN-IP service G-WiN
6746 243 91 222 Dynamic Network Technologies,
5089 237 1657 48 NTL Group Limited
3246 231 462 221 Song Networks
30890 203 18 84 SC Kappa Invexim SRL
3269 202 2246 73 TELECOM ITALIA
8551 202 182 27 Bezeq International
6830 195 879 43 UPC Distribution Services
8866 184 37 15 Bulgarian Telecommunication C
8708 183 268 173 Romania Data Systems S.A.
5416 181 12 7 BATELCO-BH
3300 175 171 96 AUCS Communications Services
786 172 1779 172 The JANET IP Service
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
701 4994 6796 787 UUNET Technologies, Inc.
4323 3214 769 289 Time Warner Telecom
7018 1488 6267 964 AT&T WorldNet Services
705 1477 556 648 UUNET Technologies, Inc.
6197 1019 637 479 BellSouth Network Solutions,
721 996 21924 309 DLA Systems Automation Center
2386 960 576 717 AT&T Data Communications Serv
18566 958 272 8 Covad Communications
174 949 5770 885 Cogent Communications
1239 851 2799 602 Sprint
7046 821 250 679 UUNET Technologies, Inc.
20115 736 658 385 Charter Communications
19262 733 2268 189 Verizon Global Networks
11492 729 90 16 Cable One
22773 690 1744 43 Cox Communications, Inc.
209 683 3625 538 Qwest
7011 667 207 422 Citizens Utilities
852 604 1068 384 Telus Advanced Communications
6461 603 221 90 AboveNet Communications, Inc.
19916 563 49 54 OLM LLC
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4323 3214 2925 Time Warner Telecom
4134 1305 1065 CHINANET-BACKBONE
18566 958 950 Covad Communications
9583 947 932 Sify Limited
4755 971 909 Videsh Sanchar Nigam Ltd. Aut
705 1477 829 UUNET Technologies, Inc.
9498 803 732 BHARTI BT INTERNET LTD.
11492 729 713 Cable One
721 996 687 DLA Systems Automation Center
22773 690 647 Cox Communications, Inc.
4538 607 576 China Education and Research
19262 733 544 Verizon Global Networks
8151 770 542 UniNet S.A. de C.V.
6197 1019 540 BellSouth Network Solutions,
7018 1488 524 AT&T WorldNet Services
5668 532 514 CenturyTel Internet Holdings,
6461 603 513 AboveNet Communications, Inc.
19916 563 509 OLM LLC
17488 522 504 Hathway IP Over Cable Interne
855 562 489 Canadian Research Network
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
64666 PRIVATE 2.2.2.0/24 8001 Net Access Corporati
65473 PRIVATE 66.246.179.0/24 8001 Net Access Corporati
64500 RESERVED 81.17.39.128/27 24587 AS for Internet Onli
65515 PRIVATE 87.251.34.0/24 12859 Business Internet Tr
65515 PRIVATE 87.251.36.0/24 12859 Business Internet Tr
65014 PRIVATE 135.196.176.96/27 8190 VIATEL
65106 PRIVATE 195.219.161.0/27 6453 Teleglobe Inc.
65517 PRIVATE 198.32.176.0/24 293 Energy Sciences Netw
65000 PRIVATE 199.133.62.0/24 10886 University of Maryla
65000 PRIVATE 199.133.63.0/24 10886 University of Maryla
65010 PRIVATE 203.117.213.0/24 9255 Singapore Telecom
24409 UNALLOCATED 203.119.29.0/24 9808 Guangdong Mobile Com
64659 PRIVATE 210.184.109.0/24 9729 iAdvantage Limited
65010 PRIVATE 212.2.12.160/28 8190 VIATEL
65016 PRIVATE 212.2.26.64/29 8190 VIATEL
65016 PRIVATE 212.2.31.184/30 8190 VIATEL
64565 PRIVATE 212.111.35.128/27 4513 PFM Communications,
65515 PRIVATE 213.154.234.0/27 12859 Business Internet Tr
65517 PRIVATE 213.154.248.0/29 12859 Business Internet Tr
65517 PRIVATE 213.154.248.8/29 12859 Business Internet Tr
64560 PRIVATE 213.219.53.192/26 4513 PFM Communications,
65013 PRIVATE 213.235.33.0/27 8190 VIATEL
65000 PRIVATE 216.136.11.0/24 27182 Peregrine Capital Ma
64512 PRIVATE 217.134.164.0/22 5428 Energis Communicatio
64512 PRIVATE 217.134.168.0/21 5428 Energis Communicatio
64512 PRIVATE 217.134.176.0/21 5428 Energis Communicatio
64512 PRIVATE 217.134.184.0/22 5428 Energis Communicatio
Prefixes from private and non-routed address space (Global)
-----------------------------------------------------------
Prefix Origin AS Description
0.0.0.0/8 3303 Swisscom Ltd
169.254.0.0/16 8895 KACST/ISU Riyadh Autonomous S
172.16.2.32/27 6325 Illinois Century Network
172.16.2.80/28 6325 Illinois Century Network
172.31.31.0/30 6325 Illinois Century Network
192.0.2.0/24 8895 KACST/ISU Riyadh Autonomous S
192.168.83.0/24 292 Energy Sciences Network
198.18.0.0/15 8895 KACST/ISU Riyadh Autonomous S
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
2.2.2.0/24 64666 PRIVATE ASN
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
192.44.0.0/24 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
192.249.0.0/20 3450 University of Tennessee, Knox
Number of prefixes announced per prefix length (Global)
-------------------------------------------------------
/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:19 /9:9 /10:13 /11:31 /12:103
/13:217 /14:379 /15:743 /16:9008 /17:3503 /18:5721
/19:12403 /20:14162 /21:12545 /22:16007 /23:17266 /24:115312
/25:514 /26:478 /27:306 /28:225 /29:195 /30:521
/31:0 /32:116
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
701 3726 4994 UUNET Technologies, Inc.
4323 1903 3214 Time Warner Telecom
18566 941 958 Covad Communications
705 925 1477 UUNET Technologies, Inc.
6197 799 1019 BellSouth Network Solutions,
7018 778 1488 AT&T WorldNet Services
9583 778 947 Sify Limited
11492 717 729 Cable One
2386 679 960 AT&T Data Communications Serv
7046 584 821 UUNET Technologies, Inc.
7011 572 667 Citizens Utilities
4766 562 751 Korea Telecom (KIX)
19916 557 563 OLM LLC
6461 533 603 AboveNet Communications, Inc.
2686 516 560 IBM
9498 481 803 BHARTI BT INTERNET LTD.
855 436 562 Canadian Research Network
15270 434 465 PaeTec.net -a division of Pae
5668 415 532 CenturyTel Internet Holdings,
4755 408 971 Videsh Sanchar Nigam Ltd. Aut
Number of /24s announced per /8 block (Global)
----------------------------------------------
2:1 4:9 8:49 12:1638 13:1 15:15
16:3 17:3 18:4 20:41 24:814 25:1
32:269 38:247 40:54 41:17 44:3 47:6
52:4 55:1 56:3 57:54 58:219 59:290
60:188 61:917 62:1017 63:3379 64:3584 65:3622
66:3853 67:662 68:658 69:1617 70:387 71:88
72:886 74:76 75:6 80:801 81:684 82:702
83:390 84:410 85:648 86:394 87:444 88:162
89:416 91:1 121:17 122:6 123:1 124:348
125:611 128:162 129:204 130:118 131:315 132:37
133:9 134:161 135:47 136:177 137:86 138:214
139:132 140:517 141:134 142:389 143:191 144:241
145:41 146:324 147:141 148:350 149:179 150:114
151:116 152:75 153:117 154:6 155:222 156:172
157:179 158:165 159:174 160:93 161:88 162:218
163:166 164:272 165:225 166:183 167:240 168:598
169:128 170:361 171:14 189:1 190:203 192:5837
193:3421 194:2787 195:2189 196:945 198:4040 199:3386
200:4623 201:1040 202:7000 203:7177 204:4077 205:2177
206:2823 207:3627 208:3053 209:3879 210:2219 211:901
212:1370 213:1527 214:358 215:41 216:4424 217:1313
218:352 219:294 220:781 221:382 222:249
End of report
Routing Table Report 04:00 +10GMT Mon 28 Aug, 2006
Analysis Summary
----------------
BGP routing table entries examined: 196179
Prefixes after maximum aggregation: 107212
Unique aggregates announced to Internet: 95151
Total ASes present in the Internet Routing Table: 22967
Origin-only ASes present in the Internet Routing Table: 19996
Origin ASes announcing only one prefix: 9579
Transit ASes present in the Internet Routing Table: 2971
Transit-only ASes present in the Internet Routing Table: 67
Average AS path length visible in the Internet Routing Table: 3.6
Max AS path length visible: 29
Max AS path prepend of ASN (36728) 27
Prefixes from unregistered ASNs in the Routing Table: 3
Unregistered ASNs in the Routing Table: 3
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 9
Number of addresses announced to Internet: 1577428780
Equivalent to 94 /8s, 5 /16s and 167 /24s
Percentage of available address space announced: 42.6
Percentage of allocated address space announced: 61.6
Percentage of available address space allocated: 69.1
Total number of prefixes smaller than registry allocations: 97633
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 42971
Total APNIC prefixes after maximum aggregation: 17343
Prefixes being announced from the APNIC address blocks: 40642
Unique aggregates announced from the APNIC address blocks: 18322
APNIC Region origin ASes present in the Internet Routing Table: 2683
APNIC Region origin ASes announcing only one prefix: 761
APNIC Region transit ASes present in the Internet Routing Table: 402
Average APNIC Region AS path length visible: 3.5
Max APNIC Region AS path length visible: 24
Number of APNIC addresses announced to Internet: 261828448
Equivalent to 15 /8s, 155 /16s and 47 /24s
Percentage of available APNIC address space announced: 81.9
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, 121/8, 122/7, 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: 99128
Total ARIN prefixes after maximum aggregation: 58886
Prefixes being announced from the ARIN address blocks: 72859
Unique aggregates announced from the ARIN address blocks: 27414
ARIN Region origin ASes present in the Internet Routing Table: 10938
ARIN Region origin ASes announcing only one prefix: 4130
ARIN Region transit ASes present in the Internet Routing Table: 1005
Average ARIN Region AS path length visible: 3.3
Max ARIN Region AS path length visible: 29
Number of ARIN addresses announced to Internet: 296117760
Equivalent to 17 /8s, 166 /16s and 102 /24s
Percentage of available ARIN address space announced: 76.7
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, 39936-40959
ARIN Address Blocks 24/8, 63/8, 64/5, 72/6, 76/8, 199/8, 204/6,
208/7 and 216/8
RIPE Region Analysis Summary
----------------------------
Prefixes being announced by RIPE Region ASes: 39448
Total RIPE prefixes after maximum aggregation: 26303
Prefixes being announced from the RIPE address blocks: 36385
Unique aggregates announced from the RIPE address blocks: 24497
RIPE Region origin ASes present in the Internet Routing Table: 8403
RIPE Region origin ASes announcing only one prefix: 4411
RIPE Region transit ASes present in the Internet Routing Table: 1375
Average RIPE Region AS path length visible: 4.0
Max RIPE Region AS path length visible: 24
Number of RIPE addresses announced to Internet: 261839300
Equivalent to 15 /8s, 155 /16s and 89 /24s
Percentage of available RIPE address space announced: 82.1
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
40960-41983
RIPE Address Blocks 62/8, 80/5, 88/6, 193/8, 194/7, 212/7
and 217/8
LACNIC Region Analysis Summary
------------------------------
Prefixes being announced by LACNIC Region ASes: 12344
Total LACNIC prefixes after maximum aggregation: 3767
Prefixes being announced from the LACNIC address blocks: 10373
Unique aggregates announced from the LACNIC address blocks: 5978
LACNIC Region origin ASes present in the Internet Routing Table: 715
LACNIC Region origin ASes announcing only one prefix: 233
LACNIC Region transit ASes present in the Internet Routing Table: 129
Average LACNIC Region AS path length visible: 4.1
Max LACNIC Region AS path length visible: 24
Number of LACNIC addresses announced to Internet: 32225792
Equivalent to 1 /8s, 235 /16s and 186 /24s
Percentage of available LACNIC address space announced: 48.0
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: 2285
Total AfriNIC prefixes after maximum aggregation: 913
Prefixes being announced from the AfriNIC address blocks: 1594
Unique aggregates announced from the AfriNIC address blocks: 996
AfriNIC Region origin ASes present in the Internet Routing Table: 161
AfriNIC Region origin ASes announcing only one prefix: 44
AfriNIC Region transit ASes present in the Internet Routing Table: 25
Average AfriNIC Region AS path length visible: 3.5
Max AfriNIC Region AS path length visible: 11
Number of AfriNIC addresses announced to Internet: 4212992
Equivalent to 0 /8s, 64 /16s and 73 /24s
Percentage of available AfriNIC address space announced: 12.6
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 1300 8002 242 CHINANET-BACKBONE
4755 973 255 66 Videsh Sanchar Nigam Ltd. Aut
9583 946 109 15 Sify Limited
9498 800 211 71 BHARTI BT INTERNET LTD.
4766 727 4435 306 Korea Telecom (KIX)
1221 612 1779 468 Telstra Pty Ltd
7545 540 124 73 TPG Internet Pty Ltd
17488 522 32 18 Hathway IP Over Cable Interne
17676 497 10933 62 Softbank BB Corp.
9443 450 111 83 Primus Telecommunications
18101 436 85 18 Reliance Infocom Ltd Internet
4812 419 732 57 China Telecom (Shanghai)
17849 410 30 122 Telecommunications Technology
4802 407 84 149 Wantree Development
17974 373 129 12 PT TELEKOMUNIKASI INDONESIA
17557 356 28 169 Pakistan Telecom
2907 335 1717 310 SINET Japan
4837 320 3539 138 chinanet IDC center beijing n
10139 316 23 6 Meridian Telekoms
7474 294 211 229 SingTel Optus Pty Ltd
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
7018 1478 6259 958 AT&T WorldNet Services
6197 1019 637 479 BellSouth Network Solutions,
721 998 21926 310 DLA Systems Automation Center
4323 997 768 286 Time Warner Telecom
2386 960 561 725 AT&T Data Communications Serv
18566 958 272 8 Covad Communications
701 956 6780 782 UUNET Technologies, Inc.
174 945 5770 887 Cogent Communications
1239 842 2781 595 Sprint
20115 736 658 385 Charter Communications
19262 733 2268 189 Verizon Global Networks
11492 729 90 16 Cable One
22773 694 1744 46 Cox Communications, Inc.
209 686 3641 541 Qwest
7011 667 207 422 Citizens Utilities
852 589 1068 383 Telus Advanced Communications
19916 563 49 54 OLM LLC
855 562 248 73 Canadian Research Network
5668 533 145 18 CenturyTel Internet Holdings,
3602 513 125 105 Sprint Canada, Inc.
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
702 557 1947 438 UUNET - Commercial IP service
3301 315 1186 300 TeliaNet Sweden
3320 297 5013 240 Deutsche Telekom AG
8220 282 471 267 COLT Telecommunications
24863 254 42 11 LINKdotNET AS number
680 248 2041 244 DFN-IP service G-WiN
6746 245 91 224 Dynamic Network Technologies,
3246 229 462 219 Song Networks
1257 220 744 167 SWIPnet Swedish IP Network
8708 216 278 203 Romania Data Systems S.A.
3215 204 1760 97 France Telecom Transpac
30890 203 18 84 SC Kappa Invexim SRL
3269 202 2246 73 TELECOM ITALIA
8551 202 182 27 Bezeq International
6830 194 879 43 UPC Distribution Services
8866 181 37 15 Bulgarian Telecommunication C
5416 180 12 11 BATELCO-BH
786 171 1778 171 The JANET IP Service
3300 171 171 96 AUCS Communications Services
3352 166 1655 30 Ibernet, Internet Access Netw
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
8151 772 1811 228 UniNet S.A. de C.V.
22047 456 206 11 VTR PUNTO NET S.A.
11172 366 98 92 Servicios Alestra S.A de C.V
16814 329 20 8 NSS, S.A.
6147 273 134 22 Telefonica Del Peru
6471 254 74 30 ENTEL CHILE S.A.
14117 217 13 7 Telefonica del Sur S.A.
6503 181 167 84 AVANTEL, S.A.
7303 181 84 28 Telecom Argentina Stet-France
10481 181 72 8 Prima S.A.
7910 142 9 29 ANDINET ON LINE
19169 136 9 26 Telconet
21826 135 17 23 INTERCABLE
11556 132 96 4 Cable-Wireless Panama
19429 131 80 40 E.T.B.
18822 129 8 10 TELEFONICA MANQUEHUE
14522 117 18 9 SatNet S.A.
7738 114 410 20 Telecomunicacoes da Bahia S.A
14259 112 10 15 GTD Internet S.A.
23216 111 21 9 RAMtelecom Telecomunicaciones
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
3741 288 803 231 The Internet Solution
8452 177 60 7 TEDATA
6713 144 135 11 Itissalat Al-MAGHRIB
2018 134 298 111 Tertiary Education Network
15475 132 84 4 Nile Online
5536 121 8 18 Internet Egypt Network
24835 116 48 6 RAYA Telecom - Egypt
33783 106 6 2 EEPAD TISP TELECOM & INTERNET
2905 79 159 70 The Internetworking Company o
15706 44 8 3 Sudatel Internet Exchange Aut
5713 36 293 32 Telkom SA Ltd
33774 32 7 20 AS Number for Telecom Algeria
23889 26 8 11 MAURITIUS TELECOM
16637 25 19 23 Johnnic e-Ventures
10798 23 1 14 Standard Bank of South Africa
8524 22 1 5 AUCEGYPT Autonomous System
21280 21 4 4 Swift Global Kenya Ltd.Is an
21491 21 17 2 UTL On-line is RF broadband I
33766 21 2 1 Nyala Communications Pty Ltd
2561 19 6 2 Egyptian Universities Network
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4134 1300 1058 CHINANET-BACKBONE
18566 958 950 Covad Communications
9583 946 931 Sify Limited
4755 973 907 Videsh Sanchar Nigam Ltd. Aut
9498 800 729 BHARTI BT INTERNET LTD.
11492 729 713 Cable One
4323 997 711 Time Warner Telecom
721 998 688 DLA Systems Automation Center
22773 694 648 Cox Communications, Inc.
8151 772 544 UniNet S.A. de C.V.
19262 733 544 Verizon Global Networks
6197 1019 540 BellSouth Network Solutions,
5668 533 515 CenturyTel Internet Holdings,
19916 563 509 OLM LLC
17488 522 504 Hathway IP Over Cable Interne
855 562 489 Canadian Research Network
7545 540 467 TPG Internet Pty Ltd
22047 456 445 VTR PUNTO NET S.A.
17676 497 435 Softbank BB Corp.
15270 465 431 PaeTec.net -a division of Pae
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
65010 PRIVATE 203.117.213.0/24 9255 Singapore Telecom
24409 UNALLOCATED 203.119.29.0/24 9808 Guangdong Mobile Com
64659 PRIVATE 210.184.109.0/24 9729 iAdvantage Limited
Prefixes from private and non-routed address space (Global)
-----------------------------------------------------------
Prefix Origin AS Description
198.18.0.0/15 8895 KACST/ISU Riyadh Autonomous S
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
192.44.0.0/24 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
192.249.0.0/20 3450 University of Tennessee, Knox
Number of prefixes announced per prefix length (Global)
-------------------------------------------------------
/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:18 /9:9 /10:13 /11:31 /12:103
/13:209 /14:377 /15:738 /16:8972 /17:3435 /18:5601
/19:12150 /20:13761 /21:12041 /22:15207 /23:16408 /24:105835
/25:427 /26:409 /27:198 /28:66 /29:42 /30:82
/31:0 /32:47
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
18566 941 958 Covad Communications
6197 799 1019 BellSouth Network Solutions,
9583 777 946 Sify Limited
7018 775 1478 AT&T WorldNet Services
11492 717 729 Cable One
2386 678 960 AT&T Data Communications Serv
7011 572 667 Citizens Utilities
19916 557 563 OLM LLC
4766 538 727 Korea Telecom (KIX)
9498 478 800 BHARTI BT INTERNET LTD.
855 436 562 Canadian Research Network
15270 434 465 PaeTec.net -a division of Pae
5668 416 533 CenturyTel Internet Holdings,
4755 409 973 Videsh Sanchar Nigam Ltd. Aut
1239 400 842 Sprint
17849 397 410 Telecommunications Technology
6517 378 412 Yipes Communications, Inc.
18101 370 436 Reliance Infocom Ltd Internet
22773 366 694 Cox Communications, Inc.
33588 351 372 Bresnan Communications, LLC.
Number of /24s announced per /8 block (Global)
----------------------------------------------
4:9 8:49 12:1617 13:1 15:15 16:3
17:3 18:4 20:41 24:809 25:1 32:61
38:247 40:54 41:16 44:3 47:6 52:4
55:1 56:3 57:26 58:211 59:259 60:190
61:915 62:886 63:1894 64:3055 65:2223 66:3019
67:642 68:657 69:1599 70:385 71:88 72:886
74:75 75:6 80:779 81:680 82:647 83:391
84:389 85:628 86:393 87:440 88:165 89:413
91:1 121:15 122:6 123:1 124:345 125:608
128:148 129:204 130:118 131:314 132:36 133:8
134:161 135:48 136:177 137:84 138:214 139:49
140:522 141:134 142:367 143:192 144:239 145:41
146:322 147:136 148:352 149:176 150:114 151:116
152:72 153:117 154:5 155:221 156:172 157:177
158:165 159:173 160:93 161:85 162:218 163:166
164:231 165:220 166:183 167:240 168:484 169:128
170:361 171:14 189:1 190:203 192:5737 193:3403
194:2715 195:2040 196:886 198:3899 199:3313 200:4625
201:1039 202:6828 203:7108 204:3897 205:2048 206:2433
207:2971 208:2243 209:3463 210:2150 211:852 212:1284
213:1451 214:360 215:41 216:4068 217:1130 218:332
219:258 220:775 221:382 222:239
End of report
Report Website: http://thyme.apnic.net
Routing Table Report 00:00 GMT Sun 27 Aug, 2006
Analysis Summary
----------------
BGP routing table entries examined: 210062
Prefixes after maximum aggregation: 109119
Unique aggregates announced to Internet: 95190
Total ASes present in the Internet Routing Table: 23027
Origin-only ASes present in the Internet Routing Table: 20050
Origin ASes announcing only one prefix: 9555
Transit ASes present in the Internet Routing Table: 2977
Transit-only ASes present in the Internet Routing Table: 69
Average AS path length visible in the Internet Routing Table: 3.4
Max AS path length visible: 29
Max AS path prepend of ASN (36728) 27
Prefixes from unregistered ASNs in the Routing Table: 27
Unregistered ASNs in the Routing Table: 18
Special use prefixes present in the Routing Table: 6
Prefixes being announced from unallocated address space: 10
Number of addresses announced to Internet: 1577999805
Equivalent to 94 /8s, 14 /16s and 93 /24s
Percentage of available address space announced: 42.6
Percentage of allocated address space announced: 61.6
Percentage of available address space allocated: 69.1
Total number of prefixes smaller than registry allocations: 108334
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 44401
Total APNIC prefixes after maximum aggregation: 17473
Prefixes being announced from the APNIC address blocks: 41974
Unique aggregates announced from the APNIC address blocks: 18268
APNIC Region origin ASes present in the Internet Routing Table: 2692
APNIC Region origin ASes announcing only one prefix: 754
APNIC Region transit ASes present in the Internet Routing Table: 411
Average APNIC Region AS path length visible: 4.1
Max APNIC Region AS path length visible: 24
Number of APNIC addresses announced to Internet: 261913728
Equivalent to 15 /8s, 156 /16s and 124 /24s
Percentage of available APNIC address space announced: 81.9
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, 121/8, 122/7, 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: 110343
Total ARIN prefixes after maximum aggregation: 60428
Prefixes being announced from the ARIN address blocks: 82305
Unique aggregates announced from the ARIN address blocks: 27424
ARIN Region origin ASes present in the Internet Routing Table: 10962
ARIN Region origin ASes announcing only one prefix: 4128
ARIN Region transit ASes present in the Internet Routing Table: 1001
Average ARIN Region AS path length visible: 2.9
Max ARIN Region AS path length visible: 29
Number of ARIN addresses announced to Internet: 296170593
Equivalent to 17 /8s, 167 /16s and 52 /24s
Percentage of available ARIN address space announced: 76.8
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, 39936-40959
ARIN Address Blocks 24/8, 63/8, 64/5, 72/6, 76/8, 199/8, 204/6,
208/7 and 216/8
RIPE Region Analysis Summary
----------------------------
Prefixes being announced by RIPE Region ASes: 40515
Total RIPE prefixes after maximum aggregation: 26500
Prefixes being announced from the RIPE address blocks: 37819
Unique aggregates announced from the RIPE address blocks: 24468
RIPE Region origin ASes present in the Internet Routing Table: 8427
RIPE Region origin ASes announcing only one prefix: 4396
RIPE Region transit ASes present in the Internet Routing Table: 1383
Average RIPE Region AS path length visible: 3.9
Max RIPE Region AS path length visible: 28
Number of RIPE addresses announced to Internet: 261880416
Equivalent to 15 /8s, 155 /16s and 250 /24s
Percentage of available RIPE address space announced: 82.2
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
40960-41983
RIPE Address Blocks 62/8, 80/5, 88/6, 193/8, 194/7, 212/7
and 217/8
LACNIC Region Analysis Summary
------------------------------
Prefixes being announced by LACNIC Region ASes: 12376
Total LACNIC prefixes after maximum aggregation: 3772
Prefixes being announced from the LACNIC address blocks: 10403
Unique aggregates announced from the LACNIC address blocks: 5980
LACNIC Region origin ASes present in the Internet Routing Table: 714
LACNIC Region origin ASes announcing only one prefix: 232
LACNIC Region transit ASes present in the Internet Routing Table: 128
Average LACNIC Region AS path length visible: 4.2
Max LACNIC Region AS path length visible: 16
Number of LACNIC addresses announced to Internet: 32251136
Equivalent to 1 /8s, 236 /16s and 29 /24s
Percentage of available LACNIC address space announced: 48.1
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: 2401
Total AfriNIC prefixes after maximum aggregation: 946
Prefixes being announced from the AfriNIC address blocks: 1673
Unique aggregates announced from the AfriNIC address blocks: 999
AfriNIC Region origin ASes present in the Internet Routing Table: 163
AfriNIC Region origin ASes announcing only one prefix: 45
AfriNIC Region transit ASes present in the Internet Routing Table: 25
Average AfriNIC Region AS path length visible: 3.7
Max AfriNIC Region AS path length visible: 17
Number of AfriNIC addresses announced to Internet: 4216832
Equivalent to 0 /8s, 64 /16s and 88 /24s
Percentage of available AfriNIC address space announced: 12.6
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 1305 7966 240 CHINANET-BACKBONE
4755 972 255 63 Videsh Sanchar Nigam Ltd. Aut
9583 947 109 15 Sify Limited
9498 802 211 71 BHARTI BT INTERNET LTD.
4766 751 4435 309 Korea Telecom (KIX)
1221 650 1779 479 Telstra Pty Ltd
4538 597 2717 31 China Education and Research
7545 543 124 74 TPG Internet Pty Ltd
17488 522 32 18 Hathway IP Over Cable Interne
17676 497 10933 62 Softbank BB Corp.
9443 450 111 83 Primus Telecommunications
18101 445 85 18 Reliance Infocom Ltd Internet
4812 415 739 59 China Telecom (Shanghai)
17849 412 30 123 Telecommunications Technology
4802 406 84 148 Wantree Development
17974 377 129 12 PT TELEKOMUNIKASI INDONESIA
7474 359 211 230 SingTel Optus Pty Ltd
17557 358 29 167 Pakistan Telecom
2907 338 1717 311 SINET Japan
4837 320 3539 138 chinanet IDC center beijing n
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
702 557 1947 438 UUNET - Commercial IP service
3215 399 1760 97 France Telecom Transpac
3301 315 1186 300 TeliaNet Sweden
3320 297 5013 240 Deutsche Telekom AG
8220 286 471 268 COLT Telecommunications
24863 254 42 11 LINKdotNET AS number
1257 249 744 168 SWIPnet Swedish IP Network
680 248 2041 244 DFN-IP service G-WiN
6746 243 91 222 Dynamic Network Technologies,
5089 237 1657 48 NTL Group Limited
3246 231 462 221 Song Networks
8708 216 278 203 Romania Data Systems S.A.
30890 203 18 84 SC Kappa Invexim SRL
3269 202 2246 73 TELECOM ITALIA
8551 202 182 27 Bezeq International
6830 195 879 43 UPC Distribution Services
8866 182 37 15 Bulgarian Telecommunication C
5416 181 12 7 BATELCO-BH
3300 174 171 95 AUCS Communications Services
786 171 1763 171 The JANET IP Service
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
701 5002 6796 786 UUNET Technologies, Inc.
4323 3215 768 288 Time Warner Telecom
7018 1485 6267 964 AT&T WorldNet Services
705 1478 556 649 UUNET Technologies, Inc.
174 1119 5754 885 Cogent Communications
6197 1019 637 479 BellSouth Network Solutions,
721 998 21926 310 DLA Systems Automation Center
2386 959 561 724 AT&T Data Communications Serv
18566 958 272 8 Covad Communications
1239 851 2799 602 Sprint
7046 822 250 680 UUNET Technologies, Inc.
20115 736 658 385 Charter Communications
19262 735 2268 189 Verizon Global Networks
11492 728 90 16 Cable One
22773 700 1744 43 Cox Communications, Inc.
209 684 3641 539 Qwest
7011 667 207 422 Citizens Utilities
852 604 1068 384 Telus Advanced Communications
6461 603 221 90 AboveNet Communications, Inc.
19916 563 49 54 OLM LLC
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4323 3215 2927 Time Warner Telecom
4134 1305 1065 CHINANET-BACKBONE
18566 958 950 Covad Communications
9583 947 932 Sify Limited
4755 972 909 Videsh Sanchar Nigam Ltd. Aut
705 1478 829 UUNET Technologies, Inc.
9498 802 731 BHARTI BT INTERNET LTD.
11492 728 712 Cable One
721 998 688 DLA Systems Automation Center
22773 700 657 Cox Communications, Inc.
4538 597 566 China Education and Research
8151 790 563 UniNet S.A. de C.V.
19262 735 546 Verizon Global Networks
6197 1019 540 BellSouth Network Solutions,
7018 1485 521 AT&T WorldNet Services
5668 533 515 CenturyTel Internet Holdings,
6461 603 513 AboveNet Communications, Inc.
19916 563 509 OLM LLC
17488 522 504 Hathway IP Over Cable Interne
855 559 489 Canadian Research Network
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
64666 PRIVATE 2.2.2.0/24 8001 Net Access Corporati
65473 PRIVATE 66.246.179.0/24 8001 Net Access Corporati
64500 RESERVED 81.17.39.128/27 24587 AS for Internet Onli
65515 PRIVATE 87.251.34.0/24 12859 Business Internet Tr
65515 PRIVATE 87.251.36.0/24 12859 Business Internet Tr
65014 PRIVATE 135.196.176.96/27 8190 VIATEL
65106 PRIVATE 195.219.161.0/27 6453 Teleglobe Inc.
65517 PRIVATE 198.32.176.0/24 293 Energy Sciences Netw
65000 PRIVATE 199.133.62.0/24 10886 University of Maryla
65000 PRIVATE 199.133.63.0/24 10886 University of Maryla
65010 PRIVATE 203.117.213.0/24 9255 Singapore Telecom
24409 UNALLOCATED 203.119.29.0/24 9808 Guangdong Mobile Com
64659 PRIVATE 210.184.109.0/24 9729 iAdvantage Limited
65010 PRIVATE 212.2.12.160/28 8190 VIATEL
65016 PRIVATE 212.2.26.64/29 8190 VIATEL
65016 PRIVATE 212.2.31.184/30 8190 VIATEL
64565 PRIVATE 212.111.35.128/27 4513 PFM Communications,
65515 PRIVATE 213.154.234.0/27 12859 Business Internet Tr
65517 PRIVATE 213.154.248.0/29 12859 Business Internet Tr
65517 PRIVATE 213.154.248.8/29 12859 Business Internet Tr
64560 PRIVATE 213.219.53.192/26 4513 PFM Communications,
65013 PRIVATE 213.235.33.0/27 8190 VIATEL
65000 PRIVATE 216.136.11.0/24 27182 Peregrine Capital Ma
64512 PRIVATE 217.134.164.0/22 5428 Energis Communicatio
64512 PRIVATE 217.134.168.0/21 5428 Energis Communicatio
64512 PRIVATE 217.134.176.0/21 5428 Energis Communicatio
64512 PRIVATE 217.134.184.0/22 5428 Energis Communicatio
Prefixes from private and non-routed address space (Global)
-----------------------------------------------------------
Prefix Origin AS Description
0.0.0.0/8 3303 Swisscom Ltd
172.16.2.32/27 6325 Illinois Century Network
172.16.2.80/28 6325 Illinois Century Network
172.31.31.0/30 6325 Illinois Century Network
192.0.2.0/24 812 Rogers WAVE
192.168.83.0/24 292 Energy Sciences Network
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
2.2.2.0/24 64666 PRIVATE ASN
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
192.44.0.0/24 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
192.249.0.0/20 3450 University of Tennessee, Knox
Number of prefixes announced per prefix length (Global)
-------------------------------------------------------
/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:19 /9:9 /10:13 /11:31 /12:103
/13:217 /14:379 /15:742 /16:9007 /17:3505 /18:5725
/19:12415 /20:14163 /21:12552 /22:16071 /23:17392 /24:115361
/25:514 /26:479 /27:306 /28:225 /29:197 /30:521
/31:0 /32:116
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
701 3735 5002 UUNET Technologies, Inc.
4323 1905 3215 Time Warner Telecom
18566 941 958 Covad Communications
705 925 1478 UUNET Technologies, Inc.
6197 799 1019 BellSouth Network Solutions,
9583 778 947 Sify Limited
7018 776 1485 AT&T WorldNet Services
11492 716 728 Cable One
2386 679 959 AT&T Data Communications Serv
7046 584 822 UUNET Technologies, Inc.
7011 572 667 Citizens Utilities
4766 562 751 Korea Telecom (KIX)
19916 557 563 OLM LLC
6461 533 603 AboveNet Communications, Inc.
2686 517 562 IBM
9498 480 802 BHARTI BT INTERNET LTD.
855 436 559 Canadian Research Network
15270 434 465 PaeTec.net -a division of Pae
5668 416 533 CenturyTel Internet Holdings,
4755 409 972 Videsh Sanchar Nigam Ltd. Aut
Number of /24s announced per /8 block (Global)
----------------------------------------------
2:1 4:9 8:49 12:1637 13:1 15:15
16:3 17:3 18:4 20:41 24:815 25:1
32:269 38:271 40:54 41:17 44:3 47:6
52:4 55:1 56:3 57:54 58:219 59:290
60:189 61:927 62:951 63:3389 64:3588 65:3625
66:3848 67:666 68:668 69:1618 70:390 71:89
72:887 73:2 74:77 75:6 80:804 81:704
82:711 83:391 84:411 85:608 86:397 87:440
88:169 89:417 91:1 121:17 122:6 123:1
124:347 125:612 128:166 129:204 130:122 131:315
132:37 133:9 134:161 135:48 136:177 137:85
138:215 139:137 140:523 141:134 142:389 143:192
144:239 145:41 146:325 147:141 148:354 149:179
150:114 151:116 152:75 153:117 154:6 155:210
156:173 157:180 158:164 159:174 160:93 161:88
162:219 163:166 164:276 165:227 166:184 167:240
168:599 169:128 170:361 171:14 189:2 190:204
192:5840 193:3423 194:2796 195:2191 196:941 198:4042
199:3382 200:4630 201:1060 202:6969 203:7179 204:4081
205:2175 206:2831 207:3612 208:3053 209:3886 210:2229
211:903 212:1358 213:1522 214:370 215:41 216:4419
217:1307 218:354 219:300 220:783 221:382 222:253
End of report
