Routing Table Report 04:00 +10GMT Mon 01 Mar, 2010
Report Website: http://thyme.apnic.net
Detailed Analysis: http://thyme.apnic.net/current/
Analysis Summary
----------------
BGP routing table entries examined: 312075
Prefixes after maximum aggregation: 144411
Deaggregation factor: 2.16
Unique aggregates announced to Internet: 152733
Total ASes present in the Internet Routing Table: 33377
Prefixes per ASN: 9.35
Origin-only ASes present in the Internet Routing Table: 28983
Origin ASes announcing only one prefix: 14125
Transit ASes present in the Internet Routing Table: 4394
Transit-only ASes present in the Internet Routing Table: 100
Average AS path length visible in the Internet Routing Table: 3.6
Max AS path length visible: 23
Max AS path prepend of ASN (32374) 19
Prefixes from unregistered ASNs in the Routing Table: 886
Unregistered ASNs in the Routing Table: 140
Number of 32-bit ASNs allocated by the RIRs: 451
Prefixes from 32-bit ASNs in the Routing Table: 435
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 231
Number of addresses announced to Internet: 2208723904
Equivalent to 131 /8s, 166 /16s and 115 /24s
Percentage of available address space announced: 59.6
Percentage of allocated address space announced: 66.2
Percentage of available address space allocated: 90.0
Percentage of address space in use by end-sites: 81.2
Total number of prefixes smaller than registry allocations: 150015
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 75152
Total APNIC prefixes after maximum aggregation: 25993
APNIC Deaggregation factor: 2.89
Prefixes being announced from the APNIC address blocks: 71832
Unique aggregates announced from the APNIC address blocks: 31768
APNIC Region origin ASes present in the Internet Routing Table: 3963
APNIC Prefixes per ASN: 18.13
APNIC Region origin ASes announcing only one prefix: 1082
APNIC Region transit ASes present in the Internet Routing Table: 623
Average APNIC Region AS path length visible: 3.6
Max APNIC Region AS path length visible: 17
Number of APNIC addresses announced to Internet: 513321504
Equivalent to 30 /8s, 152 /16s and 170 /24s
Percentage of available APNIC address space announced: 80.5
APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079
55296-56319, 131072-132095
APNIC Address Blocks 1/8, 27/8, 43/8, 58/8, 59/8, 60/8, 61/8,
110/8, 111/8, 112/8, 113/8, 114/8, 115/8, 116/8,
117/8, 118/8, 119/8, 120/8, 121/8, 122/8, 123/8,
124/8, 125/8, 126/8, 133/8, 175/8, 180/8, 182/8,
183/8, 202/8, 203/8, 210/8, 211/8, 218/8, 219/8,
220/8, 221/8, 222/8,
ARIN Region Analysis Summary
----------------------------
Prefixes being announced by ARIN Region ASes: 130259
Total ARIN prefixes after maximum aggregation: 67786
ARIN Deaggregation factor: 1.92
Prefixes being announced from the ARIN address blocks: 104379
Unique aggregates announced from the ARIN address blocks: 39780
ARIN Region origin ASes present in the Internet Routing Table: 13520
ARIN Prefixes per ASN: 7.72
ARIN Region origin ASes announcing only one prefix: 5223
ARIN Region transit ASes present in the Internet Routing Table: 1330
Average ARIN Region AS path length visible: 3.4
Max ARIN Region AS path length visible: 22
Number of ARIN addresses announced to Internet: 739626784
Equivalent to 44 /8s, 21 /16s and 207 /24s
Percentage of available ARIN address space announced: 63.0
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, 46080-47103
53248-55295, 393216-394239
ARIN Address Blocks 3/8, 4/8, 6/8, 7/8, 8/8, 9/8, 11/8,
12/8, 13/8, 15/8, 16/8, 17/8, 18/8, 19/8,
20/8, 21/8, 22/8, 24/8, 26/8, 28/8, 29/8,
30/8, 32/8, 33/8, 34/8, 35/8, 38/8, 40/8,
44/8, 45/8, 47/8, 48/8, 50/8, 52/8, 54/8,
55/8, 56/8, 63/8, 64/8, 65/8, 66/8, 67/8,
68/8, 69/8, 70/8, 71/8, 72/8, 73/8, 74/8,
75/8, 76/8, 96/8, 97/8, 98/8, 99/8, 107/8,
108/8, 173/8, 174/8, 184/8, 199/8, 204/8, 205/8,
206/8, 207/8, 208/8, 209/8, 214/8, 215/8, 216/8,
RIPE Region Analysis Summary
----------------------------
Prefixes being announced by RIPE Region ASes: 72006
Total RIPE prefixes after maximum aggregation: 41933
RIPE Deaggregation factor: 1.72
Prefixes being announced from the RIPE address blocks: 64880
Unique aggregates announced from the RIPE address blocks: 42927
RIPE Region origin ASes present in the Internet Routing Table: 14150
RIPE Prefixes per ASN: 4.59
RIPE Region origin ASes announcing only one prefix: 7328
RIPE Region transit ASes present in the Internet Routing Table: 2118
Average RIPE Region AS path length visible: 3.9
Max RIPE Region AS path length visible: 23
Number of RIPE addresses announced to Internet: 415798912
Equivalent to 24 /8s, 200 /16s and 150 /24s
Percentage of available RIPE address space announced: 77.4
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
40960-45055, 47104-52223, 196608-197631
RIPE Address Blocks 2/8, 25/8, 46/8, 51/8, 62/8, 77/8, 78/8,
79/8, 80/8, 81/8, 82/8, 83/8, 84/8, 85/8,
86/8, 87/8, 88/8, 89/8, 90/8, 91/8, 92/8,
93/8, 94/8, 95/8, 109/8, 178/8, 193/8, 194/8,
195/8, 212/8, 213/8, 217/8,
LACNIC Region Analysis Summary
------------------------------
Prefixes being announced by LACNIC Region ASes: 27324
Total LACNIC prefixes after maximum aggregation: 6515
LACNIC Deaggregation factor: 4.19
Prefixes being announced from the LACNIC address blocks: 25768
Unique aggregates announced from the LACNIC address blocks: 13513
LACNIC Region origin ASes present in the Internet Routing Table: 1223
LACNIC Prefixes per ASN: 21.07
LACNIC Region origin ASes announcing only one prefix: 395
LACNIC Region transit ASes present in the Internet Routing Table: 212
Average LACNIC Region AS path length visible: 4.0
Max LACNIC Region AS path length visible: 17
Number of LACNIC addresses announced to Internet: 71033088
Equivalent to 4 /8s, 59 /16s and 225 /24s
Percentage of available LACNIC address space announced: 70.6
LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247,
262144-263167 plus ERX transfers
LACNIC Address Blocks 186/8, 187/8, 189/8, 190/8, 200/8, 201/8,
AfriNIC Region Analysis Summary
-------------------------------
Prefixes being announced by AfriNIC Region ASes: 6678
Total AfriNIC prefixes after maximum aggregation: 1787
AfriNIC Deaggregation factor: 3.74
Prefixes being announced from the AfriNIC address blocks: 5027
Unique aggregates announced from the AfriNIC address blocks: 1440
AfriNIC Region origin ASes present in the Internet Routing Table: 344
AfriNIC Prefixes per ASN: 14.61
AfriNIC Region origin ASes announcing only one prefix: 97
AfriNIC Region transit ASes present in the Internet Routing Table: 73
Average AfriNIC Region AS path length visible: 3.8
Max AfriNIC Region AS path length visible: 16
Number of AfriNIC addresses announced to Internet: 14821632
Equivalent to 0 /8s, 226 /16s and 41 /24s
Percentage of available AfriNIC address space announced: 44.2
AfriNIC AS Blocks 36864-37887, 327680-328703 & ERX transfers
AfriNIC Address Blocks 41/8, 197/8,
APNIC Region per AS prefix count summary
----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
4766 1859 8533 477 Korea Telecom (KIX)
17488 1293 132 134 Hathway IP Over Cable Interne
4755 1285 288 137 TATA Communications formerly
18101 1081 221 39 Reliance Infocom Ltd Internet
4134 1019 19606 398 CHINANET-BACKBONE
9583 997 75 498 Sify Limited
7545 954 199 101 TPG Internet Pty Ltd
17974 921 278 45 PT TELEKOMUNIKASI INDONESIA
4808 852 1582 212 CNCGROUP IP network: China169
24560 851 300 167 Bharti Airtel Ltd., Telemedia
Complete listing at http://thyme.apnic.net/current/data-ASnet-APNIC
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
6389 4061 3842 312 bellsouth.net, inc.
4323 3791 1084 395 Time Warner Telecom
1785 1832 698 129 PaeTec Communications, Inc.
7018 1559 5774 1003 AT&T WorldNet Services
20115 1553 1491 662 Charter Communications
2386 1318 617 929 AT&T Data Communications Serv
3356 1203 10941 417 Level 3 Communications, LLC
11492 1141 222 14 Cable One
22773 1126 2602 69 Cox Communications, Inc.
6478 1122 242 210 AT&T Worldnet Services
Complete listing at http://thyme.apnic.net/current/data-ASnet-ARIN
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
35805 581 40 5 United Telecom of Georgia
3292 451 1900 392 TDC Tele Danmark
30890 450 101 205 Evolva Telecom
702 425 1870 337 UUNET - Commercial IP service
8551 396 353 37 Bezeq International
8866 372 110 21 Bulgarian Telecommunication C
3320 363 7072 317 Deutsche Telekom AG
3301 352 1413 313 TeliaNet Sweden
3215 347 3206 103 France Telecom Transpac
12479 326 576 5 Uni2 Autonomous System
Complete listing at http://thyme.apnic.net/current/data-ASnet-RIPE
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
8151 1574 2893 237 UniNet S.A. de C.V.
10620 1010 227 156 TVCABLE BOGOTA
28573 890 698 84 NET Servicos de Comunicao S.A
7303 652 358 87 Telecom Argentina Stet-France
22047 516 310 15 VTR PUNTO NET S.A.
6503 499 167 193 AVANTEL, S.A.
7738 476 922 30 Telecomunicacoes da Bahia S.A
11830 474 308 56 Instituto Costarricense de El
11172 446 99 70 Servicios Alestra S.A de C.V
3816 444 194 69 Empresa Nacional de Telecomun
Complete listing at http://thyme.apnic.net/current/data-ASnet-LACNIC
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
8452 995 445 10 TEDATA
24863 715 144 40 LINKdotNET AS number
36992 588 131 174 Etisalat MISR
3741 273 855 234 The Internet Solution
33776 262 14 11 Starcomms Nigeria Limited
2018 210 215 121 Tertiary Education Network
6713 177 167 12 Itissalat Al-MAGHRIB
29571 169 19 9 Ci Telecom Autonomous system
24835 133 78 11 RAYA Telecom - Egypt
29975 133 506 14 Vodacom
Complete listing at http://thyme.apnic.net/current/data-ASnet-AFRINIC
Global Per AS prefix count summary
----------------------------------
ASN No of nets /20 equiv MaxAgg Description
6389 4061 3842 312 bellsouth.net, inc.
4323 3791 1084 395 Time Warner Telecom
4766 1859 8533 477 Korea Telecom (KIX)
1785 1832 698 129 PaeTec Communications, Inc.
8151 1574 2893 237 UniNet S.A. de C.V.
7018 1559 5774 1003 AT&T WorldNet Services
20115 1553 1491 662 Charter Communications
2386 1318 617 929 AT&T Data Communications Serv
17488 1293 132 134 Hathway IP Over Cable Interne
4755 1285 288 137 TATA Communications formerly
Complete listing at http://thyme.apnic.net/current/data-ASnet
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4323 3791 3396 Time Warner Telecom
1785 1832 1703 PaeTec Communications, Inc.
4766 1859 1382 Korea Telecom (KIX)
8151 1574 1337 UniNet S.A. de C.V.
17488 1293 1159 Hathway IP Over Cable Interne
4755 1285 1148 TATA Communications formerly
11492 1141 1127 Cable One
22773 1126 1057 Cox Communications, Inc.
18566 1059 1049 Covad Communications
18101 1081 1042 Reliance Infocom Ltd Internet
Complete listing at http://thyme.apnic.net/current/data-CIDRnet
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
16927 UNALLOCATED 12.0.252.0/23 7018 AT&T WorldNet Servic
15132 UNALLOCATED 12.9.150.0/24 7018 AT&T WorldNet Servic
32567 UNALLOCATED 12.14.170.0/24 7018 AT&T WorldNet Servic
13746 UNALLOCATED 12.24.56.0/24 7018 AT&T WorldNet Servic
32567 UNALLOCATED 12.25.107.0/24 7018 AT&T WorldNet Servic
26973 UNALLOCATED 12.39.152.0/24 7018 AT&T WorldNet Servic
26973 UNALLOCATED 12.39.154.0/23 7018 AT&T WorldNet Servic
26973 UNALLOCATED 12.39.155.0/24 7018 AT&T WorldNet Servic
26973 UNALLOCATED 12.39.159.0/24 7018 AT&T WorldNet Servic
25639 UNALLOCATED 12.41.169.0/24 7018 AT&T WorldNet Servic
Complete listing at http://thyme.apnic.net/current/data-badAS
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
2.0.0.0/16 12654 RIPE NCC RIS Project
2.1.0.0/21 12654 RIPE NCC RIS Project
2.1.24.0/24 12654 RIPE NCC RIS Project
2.2.2.0/24 12654 RIPE NCC RIS Project
41.77.236.0/22 23456 32-bit ASN transition
41.190.64.0/22 28683 Office des Postes et telecomm
41.190.66.0/24 37039 >>UNKNOWN<<
41.202.96.0/19 29571 Ci Telecom Autonomous system
41.216.32.0/19 28683 Office des Postes et telecomm
41.220.144.0/20 36918 ORASCOM TELECOM ALGERIE VSAT
Complete listing at http://thyme.apnic.net/current/data-add-IANA
Number of prefixes announced per prefix length (Global)
-------------------------------------------------------
/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:21 /9:10 /10:25 /11:65 /12:187
/13:389 /14:659 /15:1230 /16:10935 /17:5161 /18:8719
/19:18038 /20:21943 /21:22068 /22:28400 /23:28196 /24:163163
/25:905 /26:1151 /27:570 /28:212 /29:13 /30:7
/31:0 /32:8
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
6389 2628 4061 bellsouth.net, inc.
4323 2353 3791 Time Warner Telecom
4766 1472 1859 Korea Telecom (KIX)
1785 1295 1832 PaeTec Communications, Inc.
11492 1056 1141 Cable One
17488 1054 1293 Hathway IP Over Cable Interne
18566 1040 1059 Covad Communications
18101 954 1081 Reliance Infocom Ltd Internet
7018 940 1559 AT&T WorldNet Services
10620 916 1010 TVCABLE BOGOTA
Complete listing at http://thyme.apnic.net/current/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
2:2 4:12 8:240 12:1986 13:10 15:22
16:3 17:8 20:39 24:1350 27:1 32:48
38:642 40:99 41:2057 44:3 46:1 47:26
52:6 55:2 56:2 57:22 58:643 59:632
60:400 61:1096 62:1038 63:2016 64:3802 65:2360
66:4178 67:1792 68:1042 69:2842 70:694 71:236
72:1869 73:2 74:2130 75:241 76:335 77:820
78:590 79:393 80:996 81:777 82:449 83:434
84:645 85:1015 86:386 87:673 88:422 89:1533
90:76 91:2691 92:435 93:1148 94:1390 95:525
96:230 97:302 98:500 99:23 100:1 109:379
110:313 111:443 112:233 113:227 114:367 115:570
116:1031 117:626 118:383 119:913 120:148 121:842
122:1386 123:880 124:1069 125:1293 128:208 129:205
130:141 131:481 132:89 133:16 134:195 135:42
136:226 137:171 138:239 139:92 140:477 141:136
142:378 143:341 144:413 145:51 146:396 147:168
148:569 149:208 150:151 151:168 152:250 153:166
154:2 155:278 156:178 157:303 158:99 159:356
160:305 161:177 162:268 163:166 164:311 165:464
166:505 167:389 168:762 169:157 170:567 171:46
172:3 173:526 174:541 175:50 178:2 180:349
182:23 183:222 184:12 186:292 187:226 188:1383
189:694 190:3527 192:5709 193:4513 194:3357 195:2786
196:1165 198:3547 199:3373 200:5266 201:1433 202:8030
203:8283 204:4017 205:2171 206:2434 207:3020 208:3919
209:3439 210:2550 211:1196 212:1703 213:1655 214:250
215:61 216:4444 217:1516 218:487 219:427 220:1078
221:381 222:307
End of report
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Routing Table Report 00:00 GMT Sun 28 Feb, 2010
NB: RouteViews data includes iBGP information from some ASNs.
Treat the information provided below appropriately.
Report Website: http://thyme.apnic.net
Detailed Analysis: http://thyme.apnic.net/rviews/
Analysis Summary
----------------
BGP routing table entries examined: 316628
Prefixes after maximum aggregation: 144563
Deaggregation factor: 2.19
Unique aggregates announced to Internet: 145963
Total ASes present in the Internet Routing Table: 33429
Prefixes per ASN: 9.47
Origin-only ASes present in the Internet Routing Table: 29020
Origin ASes announcing only one prefix: 14127
Transit ASes present in the Internet Routing Table: 4409
Transit-only ASes present in the Internet Routing Table: 100
Average AS path length visible in the Internet Routing Table: 5.5
Max AS path length visible: 25
Max AS path prepend of ASN (32374) 19
Prefixes from unregistered ASNs in the Routing Table: 513
Unregistered ASNs in the Routing Table: 172
Number of 32-bit ASNs allocated by the RIRs: 449
Prefixes from 32-bit ASNs in the Routing Table: 4
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 234
Number of addresses announced to Internet: 1966910690
Equivalent to 117 /8s, 60 /16s and 172 /24s
Percentage of available address space announced: 53.1
Percentage of allocated address space announced: 58.9
Percentage of available address space allocated: 90.0
Percentage of address space in use by end-sites: 81.2
Total number of prefixes smaller than registry allocations: 152524
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 75614
Total APNIC prefixes after maximum aggregation: 25633
APNIC Deaggregation factor: 2.95
Prefixes being announced from the APNIC address blocks: 72410
Unique aggregates announced from the APNIC address blocks: 27407
APNIC Region origin ASes present in the Internet Routing Table: 3961
APNIC Prefixes per ASN: 18.28
APNIC Region origin ASes announcing only one prefix: 1091
APNIC Region transit ASes present in the Internet Routing Table: 617
Average APNIC Region AS path length visible: 5.9
Max APNIC Region AS path length visible: 18
Number of APNIC addresses announced to Internet: 389159432
Equivalent to 23 /8s, 50 /16s and 26 /24s
Percentage of available APNIC address space announced: 61.0
APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079
55296-56319, 131072-132095
APNIC Address Blocks 1/8, 27/8, 43/8, 58/8, 59/8, 60/8, 61/8,
110/8, 111/8, 112/8, 113/8, 114/8, 115/8, 116/8,
117/8, 118/8, 119/8, 120/8, 121/8, 122/8, 123/8,
124/8, 125/8, 126/8, 133/8, 175/8, 180/8, 182/8,
183/8, 202/8, 203/8, 210/8, 211/8, 218/8, 219/8,
220/8, 221/8, 222/8,
ARIN Region Analysis Summary
----------------------------
Prefixes being announced by ARIN Region ASes: 132482
Total ARIN prefixes after maximum aggregation: 68353
ARIN Deaggregation factor: 1.94
Prefixes being announced from the ARIN address blocks: 105903
Unique aggregates announced from the ARIN address blocks: 39719
ARIN Region origin ASes present in the Internet Routing Table: 13544
ARIN Prefixes per ASN: 7.82
ARIN Region origin ASes announcing only one prefix: 5236
ARIN Region transit ASes present in the Internet Routing Table: 1345
Average ARIN Region AS path length visible: 5.2
Max ARIN Region AS path length visible: 25
Number of ARIN addresses announced to Internet: 739677473
Equivalent to 44 /8s, 22 /16s and 149 /24s
Percentage of available ARIN address space announced: 63.0
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, 46080-47103
53248-55295, 393216-394239
ARIN Address Blocks 3/8, 4/8, 6/8, 7/8, 8/8, 9/8, 11/8,
12/8, 13/8, 15/8, 16/8, 17/8, 18/8, 19/8,
20/8, 21/8, 22/8, 24/8, 26/8, 28/8, 29/8,
30/8, 32/8, 33/8, 34/8, 35/8, 38/8, 40/8,
44/8, 45/8, 47/8, 48/8, 50/8, 52/8, 54/8,
55/8, 56/8, 63/8, 64/8, 65/8, 66/8, 67/8,
68/8, 69/8, 70/8, 71/8, 72/8, 73/8, 74/8,
75/8, 76/8, 96/8, 97/8, 98/8, 99/8, 107/8,
108/8, 173/8, 174/8, 184/8, 199/8, 204/8, 205/8,
206/8, 207/8, 208/8, 209/8, 214/8, 215/8, 216/8,
RIPE Region Analysis Summary
----------------------------
Prefixes being announced by RIPE Region ASes: 74029
Total RIPE prefixes after maximum aggregation: 42122
RIPE Deaggregation factor: 1.76
Prefixes being announced from the RIPE address blocks: 66882
Unique aggregates announced from the RIPE address blocks: 42994
RIPE Region origin ASes present in the Internet Routing Table: 14179
RIPE Prefixes per ASN: 4.72
RIPE Region origin ASes announcing only one prefix: 7313
RIPE Region transit ASes present in the Internet Routing Table: 2120
Average RIPE Region AS path length visible: 5.6
Max RIPE Region AS path length visible: 22
Number of RIPE addresses announced to Internet: 415958944
Equivalent to 24 /8s, 203 /16s and 7 /24s
Percentage of available RIPE address space announced: 77.5
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
40960-45055, 47104-52223, 196608-197631
RIPE Address Blocks 2/8, 25/8, 46/8, 51/8, 62/8, 77/8, 78/8,
79/8, 80/8, 81/8, 82/8, 83/8, 84/8, 85/8,
86/8, 87/8, 88/8, 89/8, 90/8, 91/8, 92/8,
93/8, 94/8, 95/8, 109/8, 178/8, 193/8, 194/8,
195/8, 212/8, 213/8, 217/8,
LACNIC Region Analysis Summary
------------------------------
Prefixes being announced by LACNIC Region ASes: 27587
Total LACNIC prefixes after maximum aggregation: 6536
LACNIC Deaggregation factor: 4.22
Prefixes being announced from the LACNIC address blocks: 26036
Unique aggregates announced from the LACNIC address blocks: 13534
LACNIC Region origin ASes present in the Internet Routing Table: 1224
LACNIC Prefixes per ASN: 21.27
LACNIC Region origin ASes announcing only one prefix: 388
LACNIC Region transit ASes present in the Internet Routing Table: 209
Average LACNIC Region AS path length visible: 5.1
Max LACNIC Region AS path length visible: 18
Number of LACNIC addresses announced to Internet: 70958084
Equivalent to 4 /8s, 58 /16s and 188 /24s
Percentage of available LACNIC address space announced: 70.5
LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247,
262144-263167 plus ERX transfers
LACNIC Address Blocks 186/8, 187/8, 189/8, 190/8, 200/8, 201/8,
AfriNIC Region Analysis Summary
-------------------------------
Prefixes being announced by AfriNIC Region ASes: 6663
Total AfriNIC prefixes after maximum aggregation: 1785
AfriNIC Deaggregation factor: 3.73
Prefixes being announced from the AfriNIC address blocks: 5026
Unique aggregates announced from the AfriNIC address blocks: 1418
AfriNIC Region origin ASes present in the Internet Routing Table: 344
AfriNIC Prefixes per ASN: 14.61
AfriNIC Region origin ASes announcing only one prefix: 99
AfriNIC Region transit ASes present in the Internet Routing Table: 73
Average AfriNIC Region AS path length visible: 5.7
Max AfriNIC Region AS path length visible: 17
Number of AfriNIC addresses announced to Internet: 14827776
Equivalent to 0 /8s, 226 /16s and 65 /24s
Percentage of available AfriNIC address space announced: 44.2
AfriNIC AS Blocks 36864-37887, 327680-328703 & ERX transfers
AfriNIC Address Blocks 41/8, 197/8,
APNIC Region per AS prefix count summary
----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
4766 1704 8533 472 Korea Telecom (KIX)
17488 1293 132 134 Hathway IP Over Cable Interne
4755 1287 288 139 Videsh Sanchar Nigam Ltd. Aut
18101 1082 221 39 Reliance Infocom Ltd Internet
9583 997 75 498 Sify Limited
4134 960 19606 398 CHINANET-BACKBONE
7545 954 199 101 TPG Internet Pty Ltd
17974 926 278 45 PT TELEKOMUNIKASI INDONESIA
4808 860 1597 213 CNCGROUP IP network: China169
24560 851 300 167 Bharti Airtel Ltd.
Complete listing at http://thyme.apnic.net/rviews/data-ASnet-APNIC
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
6389 4059 3842 311 bellsouth.net, inc.
4323 3791 1084 395 Time Warner Telecom
20115 2186 1493 657 Charter Communications
1785 1831 698 129 AppliedTheory Corporation
7018 1560 5766 1002 AT&T WorldNet Services
2386 1315 602 933 AT&T Data Communications Serv
3356 1213 10943 418 Level 3 Communications, LLC
11492 1141 222 14 Cable One
22773 1126 2602 69 Cox Communications, Inc.
6478 1122 242 210 AT&T Worldnet Services
Complete listing at http://thyme.apnic.net/rviews/data-ASnet-ARIN
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
35805 581 40 5 United Telecom AS
9116 565 296 31 Goldenlines main autonomous s
3292 466 1900 394 TDC Tele Danmark
30890 450 101 205 Evolva Telecom
3216 438 133 30 Teleross, Moscow, Russia
702 428 1870 340 UUNET - Commercial IP service
8551 396 353 37 Bezeq International
8866 372 110 21 Bulgarian Telecommunication C
3320 362 7072 316 Deutsche Telekom AG
3301 352 1413 313 TeliaNet Sweden
Complete listing at http://thyme.apnic.net/rviews/data-ASnet-RIPE
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
8151 1581 2893 238 Uninet S.A. de C.V.
28573 1085 698 85 Types of queries are: POCs, o
10620 1010 227 156 TVCABLE BOGOTA
7303 653 358 87 Telecom Argentina Stet-France
6503 500 167 193 AVANTEL, S.A.
7738 497 926 31 Telecomunicacoes da Bahia S.A
11830 475 308 56 Instituto Costarricense de El
11172 447 99 71 Alestra
3816 445 194 70 COLOMBIA TELECOMUNICACIONES S
14117 435 29 12 Telefonica del Sur S.A.
Complete listing at http://thyme.apnic.net/rviews/data-ASnet-LACNIC
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
8452 994 445 9 TEDATA
24863 715 144 40 LINKdotNET AS number
36992 588 131 174 Etisalat MISR
3741 273 855 234 The Internet Solution
33776 262 14 11 Starcomms Nigeria Limited
2018 210 215 121 TENET-1
6713 177 167 12 Itissalat Al-MAGHRIB
29571 169 19 9 Ci Telecom Autonomous system
24835 133 78 11 RAYA Telecom - Egypt
29975 133 506 14 Vodacom
Complete listing at http://thyme.apnic.net/rviews/data-ASnet-AFRINIC
Global Per AS prefix count summary
----------------------------------
ASN No of nets /20 equiv MaxAgg Description
6389 4059 3842 311 bellsouth.net, inc.
4323 3791 1084 395 Time Warner Telecom
20115 2186 1493 657 Charter Communications
1785 1831 698 129 AppliedTheory Corporation
4766 1704 8533 472 Korea Telecom (KIX)
8151 1581 2893 238 Uninet S.A. de C.V.
7018 1560 5766 1002 AT&T WorldNet Services
2386 1315 602 933 AT&T Data Communications Serv
17488 1293 132 134 Hathway IP Over Cable Interne
4755 1287 288 139 Videsh Sanchar Nigam Ltd. Aut
Complete listing at http://thyme.apnic.net/rviews/data-ASnet
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4323 3791 3396 Time Warner Telecom
1785 1831 1702 AppliedTheory Corporation
20115 2186 1529 Charter Communications
8151 1581 1343 Uninet S.A. de C.V.
4766 1704 1232 Korea Telecom (KIX)
17488 1293 1159 Hathway IP Over Cable Interne
4755 1287 1148 Videsh Sanchar Nigam Ltd. Aut
11492 1141 1127 Cable One
22773 1126 1057 Cox Communications, Inc.
18566 1059 1049 Covad Communications
Complete listing at http://thyme.apnic.net/rviews/data-CIDRnet
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
16927 UNALLOCATED 12.0.252.0/23 7018 AT&T WorldNet Servic
15132 UNALLOCATED 12.9.150.0/24 7018 AT&T WorldNet Servic
32567 UNALLOCATED 12.14.170.0/24 7018 AT&T WorldNet Servic
13746 UNALLOCATED 12.24.56.0/24 7018 AT&T WorldNet Servic
32567 UNALLOCATED 12.25.107.0/24 7018 AT&T WorldNet Servic
26973 UNALLOCATED 12.39.152.0/24 7018 AT&T WorldNet Servic
26973 UNALLOCATED 12.39.154.0/23 7018 AT&T WorldNet Servic
26973 UNALLOCATED 12.39.155.0/24 1239 Sprint
26973 UNALLOCATED 12.39.159.0/24 1239 Sprint
25639 UNALLOCATED 12.41.169.0/24 7018 AT&T WorldNet Servic
Complete listing at http://thyme.apnic.net/rviews/data-badAS
Prefixes from private and non-routed address space (Global)
-----------------------------------------------------------
Prefix Origin AS Description
10.29.248.71/32 286 KPNQwest Backbone AS
Complete listing at http://thyme.apnic.net/rviews/data-dsua
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
2.0.0.0/16 12654 RIPE NCC RIS Project
2.1.0.0/21 12654 RIPE NCC RIS Project
2.1.24.0/24 12654 RIPE NCC RIS Project
2.2.2.0/24 12654 RIPE NCC RIS Project
41.77.236.0/22 5 Symbolics, Inc.
41.190.64.0/22 28683 Office des Postes et telecomm
41.190.66.0/24 37039 >>UNKNOWN<<
41.202.96.0/19 29571 Ci Telecom Autonomous system
41.216.32.0/19 28683 Office des Postes et telecomm
41.220.144.0/20 36918 ORASCOM TELECOM ALGERIE VSAT
Complete listing at http://thyme.apnic.net/rviews/data-add-IANA
Number of prefixes announced per prefix length (Global)
-------------------------------------------------------
/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:21 /9:10 /10:25 /11:65 /12:187
/13:389 /14:659 /15:1236 /16:10960 /17:5268 /18:8859
/19:18498 /20:22261 /21:22264 /22:28843 /23:28756 /24:164447
/25:560 /26:887 /27:288 /28:446 /29:742 /30:614
/31:3 /32:340
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
6389 2626 4059 bellsouth.net, inc.
4323 2354 3791 Time Warner Telecom
4766 1318 1704 Korea Telecom (KIX)
1785 1295 1831 AppliedTheory Corporation
20115 1186 2186 Charter Communications
11492 1056 1141 Cable One
17488 1054 1293 Hathway IP Over Cable Interne
18566 1040 1059 Covad Communications
18101 955 1082 Reliance Infocom Ltd Internet
7018 939 1560 AT&T WorldNet Services
Complete listing at http://thyme.apnic.net/rviews/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
2:2 4:12 8:242 12:1993 13:10 15:22
16:3 17:8 20:39 24:1391 27:1 32:149
38:643 40:99 41:2056 44:3 46:1 47:26
52:6 55:2 56:2 57:34 58:644 59:633
60:399 61:1096 62:1052 63:2026 64:3822 65:2365
66:4225 67:1809 68:1067 69:2850 70:695 71:250
72:1885 73:2 74:2135 75:251 76:335 77:823
78:595 79:397 80:1010 81:789 82:467 83:442
84:653 85:1020 86:397 87:678 88:423 89:1537
90:76 91:2722 92:440 93:1153 94:1393 95:526
96:231 97:303 98:505 99:23 100:1 109:380
110:311 111:441 112:233 113:227 114:367 115:570
116:1035 117:626 118:386 119:913 120:148 121:849
122:1388 123:888 124:1066 125:1294 128:209 129:205
130:141 131:484 132:89 133:16 134:195 135:42
136:226 137:170 138:241 139:103 140:477 141:136
142:379 143:343 144:415 145:51 146:396 147:169
148:570 149:208 150:151 151:168 152:251 153:166
154:2 155:277 156:178 157:304 158:99 159:356
160:305 161:176 162:269 163:166 164:311 165:465
166:505 167:389 168:762 169:158 170:590 171:46
172:3 173:526 174:543 175:50 178:2 180:352
182:23 183:222 184:12 186:292 187:245 188:1373
189:730 190:3502 192:5746 193:4537 194:3405 195:2883
196:1150 198:3560 199:3386 200:5243 201:1429 202:8212
203:8296 204:4022 205:2175 206:2437 207:3022 208:3930
209:3456 210:2580 211:1217 212:1772 213:1693 214:258
215:61 216:4484 217:1530 218:493 219:455 220:1081
221:382 222:307
End of report
Routing Table Report 04:00 +10GMT Sun 28 Feb, 2010
Report Website: http://thyme.apnic.net
Detailed Analysis: http://thyme.apnic.net/current/
Analysis Summary
----------------
BGP routing table entries examined: 311697
Prefixes after maximum aggregation: 144303
Deaggregation factor: 2.16
Unique aggregates announced to Internet: 153172
Total ASes present in the Internet Routing Table: 33365
Prefixes per ASN: 9.34
Origin-only ASes present in the Internet Routing Table: 28963
Origin ASes announcing only one prefix: 14125
Transit ASes present in the Internet Routing Table: 4402
Transit-only ASes present in the Internet Routing Table: 100
Average AS path length visible in the Internet Routing Table: 3.6
Max AS path length visible: 22
Max AS path prepend of ASN (32374) 19
Prefixes from unregistered ASNs in the Routing Table: 884
Unregistered ASNs in the Routing Table: 140
Number of 32-bit ASNs allocated by the RIRs: 449
Prefixes from 32-bit ASNs in the Routing Table: 434
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 234
Number of addresses announced to Internet: 2208193472
Equivalent to 131 /8s, 158 /16s and 91 /24s
Percentage of available address space announced: 59.6
Percentage of allocated address space announced: 66.2
Percentage of available address space allocated: 90.0
Percentage of address space in use by end-sites: 81.2
Total number of prefixes smaller than registry allocations: 149672
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 75182
Total APNIC prefixes after maximum aggregation: 25995
APNIC Deaggregation factor: 2.89
Prefixes being announced from the APNIC address blocks: 71861
Unique aggregates announced from the APNIC address blocks: 31773
APNIC Region origin ASes present in the Internet Routing Table: 3970
APNIC Prefixes per ASN: 18.10
APNIC Region origin ASes announcing only one prefix: 1084
APNIC Region transit ASes present in the Internet Routing Table: 628
Average APNIC Region AS path length visible: 3.6
Max APNIC Region AS path length visible: 17
Number of APNIC addresses announced to Internet: 513323808
Equivalent to 30 /8s, 152 /16s and 179 /24s
Percentage of available APNIC address space announced: 80.5
APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079
55296-56319, 131072-132095
APNIC Address Blocks 1/8, 27/8, 43/8, 58/8, 59/8, 60/8, 61/8,
110/8, 111/8, 112/8, 113/8, 114/8, 115/8, 116/8,
117/8, 118/8, 119/8, 120/8, 121/8, 122/8, 123/8,
124/8, 125/8, 126/8, 133/8, 175/8, 180/8, 182/8,
183/8, 202/8, 203/8, 210/8, 211/8, 218/8, 219/8,
220/8, 221/8, 222/8,
ARIN Region Analysis Summary
----------------------------
Prefixes being announced by ARIN Region ASes: 130141
Total ARIN prefixes after maximum aggregation: 67741
ARIN Deaggregation factor: 1.92
Prefixes being announced from the ARIN address blocks: 104312
Unique aggregates announced from the ARIN address blocks: 39773
ARIN Region origin ASes present in the Internet Routing Table: 13516
ARIN Prefixes per ASN: 7.72
ARIN Region origin ASes announcing only one prefix: 5219
ARIN Region transit ASes present in the Internet Routing Table: 1332
Average ARIN Region AS path length visible: 3.4
Max ARIN Region AS path length visible: 22
Number of ARIN addresses announced to Internet: 739613728
Equivalent to 44 /8s, 21 /16s and 156 /24s
Percentage of available ARIN address space announced: 63.0
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, 46080-47103
53248-55295, 393216-394239
ARIN Address Blocks 3/8, 4/8, 6/8, 7/8, 8/8, 9/8, 11/8,
12/8, 13/8, 15/8, 16/8, 17/8, 18/8, 19/8,
20/8, 21/8, 22/8, 24/8, 26/8, 28/8, 29/8,
30/8, 32/8, 33/8, 34/8, 35/8, 38/8, 40/8,
44/8, 45/8, 47/8, 48/8, 50/8, 52/8, 54/8,
55/8, 56/8, 63/8, 64/8, 65/8, 66/8, 67/8,
68/8, 69/8, 70/8, 71/8, 72/8, 73/8, 74/8,
75/8, 76/8, 96/8, 97/8, 98/8, 99/8, 107/8,
108/8, 173/8, 174/8, 184/8, 199/8, 204/8, 205/8,
206/8, 207/8, 208/8, 209/8, 214/8, 215/8, 216/8,
RIPE Region Analysis Summary
----------------------------
Prefixes being announced by RIPE Region ASes: 72585
Total RIPE prefixes after maximum aggregation: 41932
RIPE Deaggregation factor: 1.73
Prefixes being announced from the RIPE address blocks: 65439
Unique aggregates announced from the RIPE address blocks: 42928
RIPE Region origin ASes present in the Internet Routing Table: 14154
RIPE Prefixes per ASN: 4.62
RIPE Region origin ASes announcing only one prefix: 7336
RIPE Region transit ASes present in the Internet Routing Table: 2122
Average RIPE Region AS path length visible: 3.9
Max RIPE Region AS path length visible: 21
Number of RIPE addresses announced to Internet: 415773056
Equivalent to 24 /8s, 200 /16s and 49 /24s
Percentage of available RIPE address space announced: 77.4
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
40960-45055, 47104-52223, 196608-197631
RIPE Address Blocks 2/8, 25/8, 46/8, 51/8, 62/8, 77/8, 78/8,
79/8, 80/8, 81/8, 82/8, 83/8, 84/8, 85/8,
86/8, 87/8, 88/8, 89/8, 90/8, 91/8, 92/8,
93/8, 94/8, 95/8, 109/8, 178/8, 193/8, 194/8,
195/8, 212/8, 213/8, 217/8,
LACNIC Region Analysis Summary
------------------------------
Prefixes being announced by LACNIC Region ASes: 26473
Total LACNIC prefixes after maximum aggregation: 6455
LACNIC Deaggregation factor: 4.10
Prefixes being announced from the LACNIC address blocks: 24929
Unique aggregates announced from the LACNIC address blocks: 13985
LACNIC Region origin ASes present in the Internet Routing Table: 1205
LACNIC Prefixes per ASN: 20.69
LACNIC Region origin ASes announcing only one prefix: 386
LACNIC Region transit ASes present in the Internet Routing Table: 208
Average LACNIC Region AS path length visible: 4.1
Max LACNIC Region AS path length visible: 18
Number of LACNIC addresses announced to Internet: 70782976
Equivalent to 4 /8s, 56 /16s and 16 /24s
Percentage of available LACNIC address space announced: 70.3
LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247,
262144-263167 plus ERX transfers
LACNIC Address Blocks 186/8, 187/8, 189/8, 190/8, 200/8, 201/8,
AfriNIC Region Analysis Summary
-------------------------------
Prefixes being announced by AfriNIC Region ASes: 6661
Total AfriNIC prefixes after maximum aggregation: 1783
AfriNIC Deaggregation factor: 3.74
Prefixes being announced from the AfriNIC address blocks: 5024
Unique aggregates announced from the AfriNIC address blocks: 1434
AfriNIC Region origin ASes present in the Internet Routing Table: 343
AfriNIC Prefixes per ASN: 14.65
AfriNIC Region origin ASes announcing only one prefix: 100
AfriNIC Region transit ASes present in the Internet Routing Table: 71
Average AfriNIC Region AS path length visible: 3.8
Max AfriNIC Region AS path length visible: 16
Number of AfriNIC addresses announced to Internet: 14821888
Equivalent to 0 /8s, 226 /16s and 42 /24s
Percentage of available AfriNIC address space announced: 44.2
AfriNIC AS Blocks 36864-37887, 327680-328703 & ERX transfers
AfriNIC Address Blocks 41/8, 197/8,
APNIC Region per AS prefix count summary
----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
4766 1859 8533 477 Korea Telecom (KIX)
17488 1293 132 134 Hathway IP Over Cable Interne
4755 1286 288 138 TATA Communications formerly
18101 1082 221 39 Reliance Infocom Ltd Internet
4134 1019 19606 398 CHINANET-BACKBONE
9583 997 75 498 Sify Limited
7545 953 199 100 TPG Internet Pty Ltd
17974 926 278 45 PT TELEKOMUNIKASI INDONESIA
4808 852 1582 212 CNCGROUP IP network: China169
24560 851 300 167 Bharti Airtel Ltd., Telemedia
Complete listing at http://thyme.apnic.net/current/data-ASnet-APNIC
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
6389 4063 3842 312 bellsouth.net, inc.
4323 3790 1084 394 Time Warner Telecom
1785 1832 698 129 PaeTec Communications, Inc.
7018 1562 5774 1006 AT&T WorldNet Services
20115 1553 1491 662 Charter Communications
2386 1317 617 931 AT&T Data Communications Serv
3356 1203 10943 418 Level 3 Communications, LLC
11492 1141 222 14 Cable One
22773 1126 2602 69 Cox Communications, Inc.
6478 1122 242 210 AT&T Worldnet Services
Complete listing at http://thyme.apnic.net/current/data-ASnet-ARIN
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
35805 581 40 5 United Telecom of Georgia
9116 564 296 31 Goldenlines main autonomous s
3292 451 1900 392 TDC Tele Danmark
30890 450 101 205 Evolva Telecom
702 424 1869 336 UUNET - Commercial IP service
8551 396 353 37 Bezeq International
8866 372 110 21 Bulgarian Telecommunication C
3320 362 7072 316 Deutsche Telekom AG
3301 352 1413 313 TeliaNet Sweden
3215 347 3206 103 France Telecom Transpac
Complete listing at http://thyme.apnic.net/current/data-ASnet-RIPE
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
8151 1579 2893 238 UniNet S.A. de C.V.
10620 1010 227 156 TVCABLE BOGOTA
28573 879 698 84 NET Servicos de Comunicao S.A
7303 652 358 87 Telecom Argentina Stet-France
6503 499 167 193 AVANTEL, S.A.
7738 476 922 30 Telecomunicacoes da Bahia S.A
11830 474 308 56 Instituto Costarricense de El
11172 446 99 70 Servicios Alestra S.A de C.V
3816 444 194 69 Empresa Nacional de Telecomun
14117 435 29 12 Telefonica del Sur S.A.
Complete listing at http://thyme.apnic.net/current/data-ASnet-LACNIC
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
8452 994 445 9 TEDATA
24863 715 144 40 LINKdotNET AS number
36992 588 131 174 Etisalat MISR
3741 273 855 234 The Internet Solution
33776 262 14 11 Starcomms Nigeria Limited
2018 210 215 121 Tertiary Education Network
6713 177 167 12 Itissalat Al-MAGHRIB
29571 169 19 9 Ci Telecom Autonomous system
24835 133 78 11 RAYA Telecom - Egypt
29975 133 506 14 Vodacom
Complete listing at http://thyme.apnic.net/current/data-ASnet-AFRINIC
Global Per AS prefix count summary
----------------------------------
ASN No of nets /20 equiv MaxAgg Description
6389 4063 3842 312 bellsouth.net, inc.
4323 3790 1084 394 Time Warner Telecom
4766 1859 8533 477 Korea Telecom (KIX)
1785 1832 698 129 PaeTec Communications, Inc.
8151 1579 2893 238 UniNet S.A. de C.V.
7018 1562 5774 1006 AT&T WorldNet Services
20115 1553 1491 662 Charter Communications
2386 1317 617 931 AT&T Data Communications Serv
17488 1293 132 134 Hathway IP Over Cable Interne
4755 1286 288 138 TATA Communications formerly
Complete listing at http://thyme.apnic.net/current/data-ASnet
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4323 3790 3396 Time Warner Telecom
1785 1832 1703 PaeTec Communications, Inc.
4766 1859 1382 Korea Telecom (KIX)
8151 1579 1341 UniNet S.A. de C.V.
17488 1293 1159 Hathway IP Over Cable Interne
4755 1286 1148 TATA Communications formerly
11492 1141 1127 Cable One
22773 1126 1057 Cox Communications, Inc.
18566 1059 1049 Covad Communications
18101 1082 1043 Reliance Infocom Ltd Internet
Complete listing at http://thyme.apnic.net/current/data-CIDRnet
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
16927 UNALLOCATED 12.0.252.0/23 7018 AT&T WorldNet Servic
15132 UNALLOCATED 12.9.150.0/24 7018 AT&T WorldNet Servic
32567 UNALLOCATED 12.14.170.0/24 7018 AT&T WorldNet Servic
13746 UNALLOCATED 12.24.56.0/24 7018 AT&T WorldNet Servic
32567 UNALLOCATED 12.25.107.0/24 7018 AT&T WorldNet Servic
26973 UNALLOCATED 12.39.152.0/24 7018 AT&T WorldNet Servic
26973 UNALLOCATED 12.39.154.0/23 7018 AT&T WorldNet Servic
26973 UNALLOCATED 12.39.155.0/24 7018 AT&T WorldNet Servic
26973 UNALLOCATED 12.39.159.0/24 7018 AT&T WorldNet Servic
25639 UNALLOCATED 12.41.169.0/24 7018 AT&T WorldNet Servic
Complete listing at http://thyme.apnic.net/current/data-badAS
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
1.10.25.0/24 28006 CORPORACION NACIONAL DE TELEC
2.0.0.0/16 12654 RIPE NCC RIS Project
2.1.0.0/21 12654 RIPE NCC RIS Project
2.1.24.0/24 12654 RIPE NCC RIS Project
2.2.2.0/24 12654 RIPE NCC RIS Project
41.77.236.0/22 23456 32-bit ASN transition
41.190.64.0/22 28683 Office des Postes et telecomm
41.190.66.0/24 37039 >>UNKNOWN<<
41.202.96.0/19 29571 Ci Telecom Autonomous system
41.216.32.0/19 28683 Office des Postes et telecomm
Complete listing at http://thyme.apnic.net/current/data-add-IANA
Number of prefixes announced per prefix length (Global)
-------------------------------------------------------
/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:21 /9:10 /10:25 /11:65 /12:187
/13:389 /14:659 /15:1234 /16:10926 /17:5198 /18:8753
/19:18082 /20:22071 /21:22003 /22:28175 /23:28167 /24:162869
/25:906 /26:1149 /27:567 /28:213 /29:13 /30:7
/31:0 /32:8
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
6389 2630 4063 bellsouth.net, inc.
4323 2353 3790 Time Warner Telecom
4766 1472 1859 Korea Telecom (KIX)
1785 1295 1832 PaeTec Communications, Inc.
11492 1056 1141 Cable One
17488 1054 1293 Hathway IP Over Cable Interne
18566 1040 1059 Covad Communications
18101 955 1082 Reliance Infocom Ltd Internet
7018 940 1562 AT&T WorldNet Services
10620 916 1010 TVCABLE BOGOTA
Complete listing at http://thyme.apnic.net/current/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:1 2:2 4:12 8:240 12:1984 13:10
15:22 16:3 17:8 20:39 24:1350 27:1
32:48 38:642 40:99 41:2054 44:3 46:1
47:26 52:6 55:2 56:2 57:23 58:644
59:632 60:400 61:1096 62:1040 63:2016 64:3797
65:2363 66:4179 67:1790 68:1042 69:2843 70:694
71:236 72:1868 73:2 74:2131 75:241 76:335
77:819 78:590 79:396 80:993 81:778 82:449
83:434 84:648 85:1015 86:386 87:674 88:423
89:1534 90:76 91:2695 92:435 93:1150 94:1391
95:523 96:231 97:302 98:500 99:23 100:1
109:379 110:310 111:443 112:233 113:229 114:367
115:571 116:1030 117:625 118:386 119:913 120:148
121:842 122:1387 123:887 124:1068 125:1293 128:208
129:204 130:141 131:484 132:89 133:16 134:194
135:42 136:226 137:170 138:240 139:92 140:477
141:136 142:378 143:330 144:415 145:51 146:379
147:168 148:570 149:207 150:151 151:168 152:251
153:166 154:2 155:277 156:178 157:303 158:100
159:357 160:305 161:177 162:268 163:166 164:308
165:463 166:504 167:389 168:761 169:158 170:567
171:46 172:3 173:526 174:541 175:47 178:2
180:347 182:23 183:222 184:12 186:292 187:222
188:1369 189:694 190:3405 192:5700 193:4512 194:3358
195:2786 196:1152 198:3547 199:3346 200:5178 201:1398
202:8030 203:8286 204:4015 205:2170 206:2435 207:3004
208:3917 209:3440 210:2553 211:1196 212:1734 213:1659
214:260 215:60 216:4441 217:1521 218:487 219:427
220:1078 221:381 222:307
End of report
Routing Table Report 00:00 GMT Sat 27 Feb, 2010
NB: RouteViews data includes iBGP information from some ASNs.
Treat the information provided below appropriately.
Report Website: http://thyme.apnic.net
Detailed Analysis: http://thyme.apnic.net/rviews/
Analysis Summary
----------------
BGP routing table entries examined: 317333
Prefixes after maximum aggregation: 144634
Deaggregation factor: 2.19
Unique aggregates announced to Internet: 143950
Total ASes present in the Internet Routing Table: 33456
Prefixes per ASN: 9.49
Origin-only ASes present in the Internet Routing Table: 29015
Origin ASes announcing only one prefix: 14135
Transit ASes present in the Internet Routing Table: 4441
Transit-only ASes present in the Internet Routing Table: 103
Average AS path length visible in the Internet Routing Table: 5.3
Max AS path length visible: 39
Max AS path prepend of ASN (48687) 24
Prefixes from unregistered ASNs in the Routing Table: 511
Unregistered ASNs in the Routing Table: 171
Number of 32-bit ASNs allocated by the RIRs: 447
Prefixes from 32-bit ASNs in the Routing Table: 4
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 235
Number of addresses announced to Internet: 1923707370
Equivalent to 114 /8s, 169 /16s and 113 /24s
Percentage of available address space announced: 51.9
Percentage of allocated address space announced: 57.6
Percentage of available address space allocated: 90.0
Percentage of address space in use by end-sites: 81.2
Total number of prefixes smaller than registry allocations: 152913
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 75569
Total APNIC prefixes after maximum aggregation: 25622
APNIC Deaggregation factor: 2.95
Prefixes being announced from the APNIC address blocks: 72375
Unique aggregates announced from the APNIC address blocks: 24812
APNIC Region origin ASes present in the Internet Routing Table: 3964
APNIC Prefixes per ASN: 18.26
APNIC Region origin ASes announcing only one prefix: 1091
APNIC Region transit ASes present in the Internet Routing Table: 615
Average APNIC Region AS path length visible: 5.9
Max APNIC Region AS path length visible: 18
Number of APNIC addresses announced to Internet: 345889544
Equivalent to 20 /8s, 157 /16s and 219 /24s
Percentage of available APNIC address space announced: 54.3
APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079
55296-56319, 131072-132095
APNIC Address Blocks 1/8, 27/8, 43/8, 58/8, 59/8, 60/8, 61/8,
110/8, 111/8, 112/8, 113/8, 114/8, 115/8, 116/8,
117/8, 118/8, 119/8, 120/8, 121/8, 122/8, 123/8,
124/8, 125/8, 126/8, 133/8, 175/8, 180/8, 182/8,
183/8, 202/8, 203/8, 210/8, 211/8, 218/8, 219/8,
220/8, 221/8, 222/8,
ARIN Region Analysis Summary
----------------------------
Prefixes being announced by ARIN Region ASes: 132563
Total ARIN prefixes after maximum aggregation: 68349
ARIN Deaggregation factor: 1.94
Prefixes being announced from the ARIN address blocks: 105922
Unique aggregates announced from the ARIN address blocks: 39719
ARIN Region origin ASes present in the Internet Routing Table: 13543
ARIN Prefixes per ASN: 7.82
ARIN Region origin ASes announcing only one prefix: 5233
ARIN Region transit ASes present in the Internet Routing Table: 1357
Average ARIN Region AS path length visible: 5.0
Max ARIN Region AS path length visible: 25
Number of ARIN addresses announced to Internet: 739674913
Equivalent to 44 /8s, 22 /16s and 139 /24s
Percentage of available ARIN address space announced: 63.0
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, 46080-47103
53248-55295, 393216-394239
ARIN Address Blocks 3/8, 4/8, 6/8, 7/8, 8/8, 9/8, 11/8,
12/8, 13/8, 15/8, 16/8, 17/8, 18/8, 19/8,
20/8, 21/8, 22/8, 24/8, 26/8, 28/8, 29/8,
30/8, 32/8, 33/8, 34/8, 35/8, 38/8, 40/8,
44/8, 45/8, 47/8, 48/8, 50/8, 52/8, 54/8,
55/8, 56/8, 63/8, 64/8, 65/8, 66/8, 67/8,
68/8, 69/8, 70/8, 71/8, 72/8, 73/8, 74/8,
75/8, 76/8, 96/8, 97/8, 98/8, 99/8, 107/8,
108/8, 173/8, 174/8, 184/8, 199/8, 204/8, 205/8,
206/8, 207/8, 208/8, 209/8, 214/8, 215/8, 216/8,
RIPE Region Analysis Summary
----------------------------
Prefixes being announced by RIPE Region ASes: 73966
Total RIPE prefixes after maximum aggregation: 42110
RIPE Deaggregation factor: 1.76
Prefixes being announced from the RIPE address blocks: 66839
Unique aggregates announced from the RIPE address blocks: 42970
RIPE Region origin ASes present in the Internet Routing Table: 14177
RIPE Prefixes per ASN: 4.71
RIPE Region origin ASes announcing only one prefix: 7313
RIPE Region transit ASes present in the Internet Routing Table: 2139
Average RIPE Region AS path length visible: 5.5
Max RIPE Region AS path length visible: 39
Number of RIPE addresses announced to Internet: 415916192
Equivalent to 24 /8s, 202 /16s and 96 /24s
Percentage of available RIPE address space announced: 77.5
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
40960-45055, 47104-52223, 196608-197631
RIPE Address Blocks 2/8, 25/8, 46/8, 51/8, 62/8, 77/8, 78/8,
79/8, 80/8, 81/8, 82/8, 83/8, 84/8, 85/8,
86/8, 87/8, 88/8, 89/8, 90/8, 91/8, 92/8,
93/8, 94/8, 95/8, 109/8, 178/8, 193/8, 194/8,
195/8, 212/8, 213/8, 217/8,
LACNIC Region Analysis Summary
------------------------------
Prefixes being announced by LACNIC Region ASes: 28338
Total LACNIC prefixes after maximum aggregation: 6641
LACNIC Deaggregation factor: 4.27
Prefixes being announced from the LACNIC address blocks: 26680
Unique aggregates announced from the LACNIC address blocks: 14134
LACNIC Region origin ASes present in the Internet Routing Table: 1249
LACNIC Prefixes per ASN: 21.36
LACNIC Region origin ASes announcing only one prefix: 400
LACNIC Region transit ASes present in the Internet Routing Table: 211
Average LACNIC Region AS path length visible: 5.0
Max LACNIC Region AS path length visible: 28
Number of LACNIC addresses announced to Internet: 71019020
Equivalent to 4 /8s, 59 /16s and 170 /24s
Percentage of available LACNIC address space announced: 70.6
LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247,
262144-263167 plus ERX transfers
LACNIC Address Blocks 186/8, 187/8, 189/8, 190/8, 200/8, 201/8,
AfriNIC Region Analysis Summary
-------------------------------
Prefixes being announced by AfriNIC Region ASes: 6646
Total AfriNIC prefixes after maximum aggregation: 1778
AfriNIC Deaggregation factor: 3.74
Prefixes being announced from the AfriNIC address blocks: 4988
Unique aggregates announced from the AfriNIC address blocks: 1413
AfriNIC Region origin ASes present in the Internet Routing Table: 343
AfriNIC Prefixes per ASN: 14.54
AfriNIC Region origin ASes announcing only one prefix: 98
AfriNIC Region transit ASes present in the Internet Routing Table: 72
Average AfriNIC Region AS path length visible: 5.4
Max AfriNIC Region AS path length visible: 17
Number of AfriNIC addresses announced to Internet: 14830336
Equivalent to 0 /8s, 226 /16s and 75 /24s
Percentage of available AfriNIC address space announced: 44.2
AfriNIC AS Blocks 36864-37887, 327680-328703 & ERX transfers
AfriNIC Address Blocks 41/8, 197/8,
APNIC Region per AS prefix count summary
----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
4766 1704 8533 472 Korea Telecom (KIX)
17488 1289 132 136 Hathway IP Over Cable Interne
4755 1286 288 138 Videsh Sanchar Nigam Ltd. Aut
18101 1083 221 39 Reliance Infocom Ltd Internet
9583 997 75 498 Sify Limited
4134 960 19606 398 CHINANET-BACKBONE
7545 953 199 100 TPG Internet Pty Ltd
17974 926 278 45 PT TELEKOMUNIKASI INDONESIA
4808 860 1597 213 CNCGROUP IP network: China169
24560 850 300 167 Bharti Airtel Ltd.
Complete listing at http://thyme.apnic.net/rviews/data-ASnet-APNIC
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
6389 4063 3842 312 bellsouth.net, inc.
4323 3791 1084 395 Time Warner Telecom
20115 2186 1493 657 Charter Communications
1785 1830 698 129 AppliedTheory Corporation
7018 1560 5766 1003 AT&T WorldNet Services
2386 1314 602 933 AT&T Data Communications Serv
3356 1213 10943 418 Level 3 Communications, LLC
11492 1141 222 14 Cable One
22773 1126 2602 69 Cox Communications, Inc.
6478 1119 242 218 AT&T Worldnet Services
Complete listing at http://thyme.apnic.net/rviews/data-ASnet-ARIN
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
35805 581 40 5 United Telecom AS
9116 565 296 31 Goldenlines main autonomous s
3292 466 1900 394 TDC Tele Danmark
30890 450 101 205 Evolva Telecom
3216 435 133 30 Teleross, Moscow, Russia
702 428 1870 340 UUNET - Commercial IP service
8551 396 353 37 Bezeq International
8866 372 110 21 Bulgarian Telecommunication C
3320 363 7072 317 Deutsche Telekom AG
3301 352 1413 313 TeliaNet Sweden
Complete listing at http://thyme.apnic.net/rviews/data-ASnet-RIPE
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
8151 1581 2893 237 Uninet S.A. de C.V.
28573 1099 698 85 Types of queries are: POCs, o
10620 1010 227 156 TVCABLE BOGOTA
7303 678 359 97 Telecom Argentina Stet-France
22047 528 310 15 Types of queries are: POCs, o
6503 500 167 193 AVANTEL, S.A.
7738 497 926 31 Telecomunicacoes da Bahia S.A
11830 475 308 56 Instituto Costarricense de El
11172 447 99 71 Alestra
3816 445 194 70 COLOMBIA TELECOMUNICACIONES S
Complete listing at http://thyme.apnic.net/rviews/data-ASnet-LACNIC
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
8452 994 445 9 TEDATA
24863 714 144 40 LINKdotNET AS number
36992 588 131 174 Etisalat MISR
3741 271 851 233 The Internet Solution
33776 258 13 11 Starcomms Nigeria Limited
2018 210 215 121 TENET-1
6713 177 167 12 Itissalat Al-MAGHRIB
29571 169 19 9 Ci Telecom Autonomous system
24835 133 78 11 RAYA Telecom - Egypt
29975 133 506 14 Vodacom
Complete listing at http://thyme.apnic.net/rviews/data-ASnet-AFRINIC
Global Per AS prefix count summary
----------------------------------
ASN No of nets /20 equiv MaxAgg Description
6389 4063 3842 312 bellsouth.net, inc.
4323 3791 1084 395 Time Warner Telecom
20115 2186 1493 657 Charter Communications
1785 1830 698 129 AppliedTheory Corporation
4766 1704 8533 472 Korea Telecom (KIX)
8151 1581 2893 237 Uninet S.A. de C.V.
7018 1560 5766 1003 AT&T WorldNet Services
2386 1314 602 933 AT&T Data Communications Serv
17488 1289 132 136 Hathway IP Over Cable Interne
4755 1286 288 138 Videsh Sanchar Nigam Ltd. Aut
Complete listing at http://thyme.apnic.net/rviews/data-ASnet
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4323 3791 3396 Time Warner Telecom
1785 1830 1701 AppliedTheory Corporation
20115 2186 1529 Charter Communications
8151 1581 1344 Uninet S.A. de C.V.
4766 1704 1232 Korea Telecom (KIX)
17488 1289 1153 Hathway IP Over Cable Interne
4755 1286 1148 Videsh Sanchar Nigam Ltd. Aut
11492 1141 1127 Cable One
22773 1126 1057 Cox Communications, Inc.
18566 1059 1049 Covad Communications
Complete listing at http://thyme.apnic.net/rviews/data-CIDRnet
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
16927 UNALLOCATED 12.0.252.0/23 7018 AT&T WorldNet Servic
15132 UNALLOCATED 12.9.150.0/24 7018 AT&T WorldNet Servic
32567 UNALLOCATED 12.14.170.0/24 7018 AT&T WorldNet Servic
13746 UNALLOCATED 12.24.56.0/24 7018 AT&T WorldNet Servic
32567 UNALLOCATED 12.25.107.0/24 7018 AT&T WorldNet Servic
26973 UNALLOCATED 12.39.152.0/24 7018 AT&T WorldNet Servic
26973 UNALLOCATED 12.39.154.0/23 7018 AT&T WorldNet Servic
26973 UNALLOCATED 12.39.155.0/24 1239 Sprint
26973 UNALLOCATED 12.39.159.0/24 1239 Sprint
25639 UNALLOCATED 12.41.169.0/24 7018 AT&T WorldNet Servic
Complete listing at http://thyme.apnic.net/rviews/data-badAS
Prefixes from private and non-routed address space (Global)
-----------------------------------------------------------
Prefix Origin AS Description
10.29.248.71/32 286 KPNQwest Backbone AS
Complete listing at http://thyme.apnic.net/rviews/data-dsua
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
2.0.0.0/16 12654 RIPE NCC RIS Project
2.1.0.0/21 12654 RIPE NCC RIS Project
2.1.24.0/24 12654 RIPE NCC RIS Project
2.2.2.0/24 12654 RIPE NCC RIS Project
41.77.236.0/22 5 Symbolics, Inc.
41.190.64.0/22 28683 Office des Postes et telecomm
41.190.66.0/24 37039 >>UNKNOWN<<
41.202.96.0/19 29571 Ci Telecom Autonomous system
41.216.32.0/19 28683 Office des Postes et telecomm
41.220.144.0/20 36918 ORASCOM TELECOM ALGERIE VSAT
Complete listing at http://thyme.apnic.net/rviews/data-add-IANA
Number of prefixes announced per prefix length (Global)
-------------------------------------------------------
/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:22 /9:10 /10:25 /11:65 /12:187
/13:389 /14:659 /15:1236 /16:10969 /17:5263 /18:8879
/19:18541 /20:22326 /21:22437 /22:28936 /23:28763 /24:164655
/25:590 /26:903 /27:297 /28:457 /29:744 /30:617
/31:3 /32:360
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
6389 2629 4063 bellsouth.net, inc.
4323 2354 3791 Time Warner Telecom
4766 1318 1704 Korea Telecom (KIX)
1785 1294 1830 AppliedTheory Corporation
20115 1186 2186 Charter Communications
11492 1056 1141 Cable One
17488 1051 1289 Hathway IP Over Cable Interne
18566 1040 1059 Covad Communications
18101 956 1083 Reliance Infocom Ltd Internet
7018 939 1560 AT&T WorldNet Services
Complete listing at http://thyme.apnic.net/rviews/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
2:2 4:14 8:242 12:1993 13:10 15:22
16:3 17:8 20:39 24:1391 27:1 32:149
38:642 40:99 41:2035 44:3 46:1 47:26
52:6 55:2 56:2 57:35 58:643 59:633
60:399 61:1096 62:1049 63:2024 64:3828 65:2366
66:4227 67:1807 68:1066 69:2850 70:695 71:250
72:1886 73:2 74:2134 75:251 76:336 77:823
78:593 79:397 80:1006 81:789 82:463 83:443
84:653 85:1024 86:397 87:678 88:423 89:1539
90:75 91:2719 92:440 93:1152 94:1394 95:526
96:231 97:303 98:507 99:23 100:1 109:380
110:312 111:443 112:233 113:226 114:366 115:570
116:1035 117:624 118:386 119:916 120:138 121:849
122:1387 123:888 124:1067 125:1294 128:209 129:205
130:141 131:483 132:89 133:16 134:196 135:43
136:226 137:169 138:241 139:103 140:477 141:136
142:379 143:341 144:399 145:51 146:414 147:169
148:569 149:207 150:151 151:168 152:252 153:166
154:2 155:277 156:178 157:333 158:100 159:357
160:305 161:177 162:269 163:166 164:311 165:465
166:504 167:389 168:765 169:158 170:599 171:46
172:3 173:523 174:543 175:51 178:2 180:355
182:23 183:222 184:12 186:308 187:244 188:1367
189:722 190:3539 192:5749 193:4536 194:3403 195:2885
196:1166 198:3555 199:3385 200:5326 201:1488 202:8199
203:8298 204:4020 205:2177 206:2437 207:3020 208:3929
209:3465 210:2572 211:1217 212:1768 213:1685 214:258
215:61 216:4517 217:1527 218:493 219:455 220:1080
221:382 222:307
End of report
Routing Table Report 04:00 +10GMT Sat 27 Feb, 2010
Report Website: http://thyme.apnic.net
Detailed Analysis: http://thyme.apnic.net/current/
Analysis Summary
----------------
BGP routing table entries examined: 312233
Prefixes after maximum aggregation: 144486
Deaggregation factor: 2.16
Unique aggregates announced to Internet: 153304
Total ASes present in the Internet Routing Table: 33408
Prefixes per ASN: 9.35
Origin-only ASes present in the Internet Routing Table: 29005
Origin ASes announcing only one prefix: 14141
Transit ASes present in the Internet Routing Table: 4403
Transit-only ASes present in the Internet Routing Table: 100
Average AS path length visible in the Internet Routing Table: 3.6
Max AS path length visible: 22
Max AS path prepend of ASN (32374) 19
Prefixes from unregistered ASNs in the Routing Table: 883
Unregistered ASNs in the Routing Table: 140
Number of 32-bit ASNs allocated by the RIRs: 447
Prefixes from 32-bit ASNs in the Routing Table: 433
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 235
Number of addresses announced to Internet: 2208633792
Equivalent to 131 /8s, 165 /16s and 19 /24s
Percentage of available address space announced: 59.6
Percentage of allocated address space announced: 66.2
Percentage of available address space allocated: 90.0
Percentage of address space in use by end-sites: 81.2
Total number of prefixes smaller than registry allocations: 150079
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 75132
Total APNIC prefixes after maximum aggregation: 25995
APNIC Deaggregation factor: 2.89
Prefixes being announced from the APNIC address blocks: 71811
Unique aggregates announced from the APNIC address blocks: 31790
APNIC Region origin ASes present in the Internet Routing Table: 3970
APNIC Prefixes per ASN: 18.09
APNIC Region origin ASes announcing only one prefix: 1083
APNIC Region transit ASes present in the Internet Routing Table: 624
Average APNIC Region AS path length visible: 3.6
Max APNIC Region AS path length visible: 17
Number of APNIC addresses announced to Internet: 513310752
Equivalent to 30 /8s, 152 /16s and 128 /24s
Percentage of available APNIC address space announced: 80.5
APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079
55296-56319, 131072-132095
APNIC Address Blocks 1/8, 27/8, 43/8, 58/8, 59/8, 60/8, 61/8,
110/8, 111/8, 112/8, 113/8, 114/8, 115/8, 116/8,
117/8, 118/8, 119/8, 120/8, 121/8, 122/8, 123/8,
124/8, 125/8, 126/8, 133/8, 175/8, 180/8, 182/8,
183/8, 202/8, 203/8, 210/8, 211/8, 218/8, 219/8,
220/8, 221/8, 222/8,
ARIN Region Analysis Summary
----------------------------
Prefixes being announced by ARIN Region ASes: 130267
Total ARIN prefixes after maximum aggregation: 67799
ARIN Deaggregation factor: 1.92
Prefixes being announced from the ARIN address blocks: 104360
Unique aggregates announced from the ARIN address blocks: 39769
ARIN Region origin ASes present in the Internet Routing Table: 13524
ARIN Prefixes per ASN: 7.72
ARIN Region origin ASes announcing only one prefix: 5222
ARIN Region transit ASes present in the Internet Routing Table: 1335
Average ARIN Region AS path length visible: 3.4
Max ARIN Region AS path length visible: 22
Number of ARIN addresses announced to Internet: 739540256
Equivalent to 44 /8s, 20 /16s and 125 /24s
Percentage of available ARIN address space announced: 63.0
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, 46080-47103
53248-55295, 393216-394239
ARIN Address Blocks 3/8, 4/8, 6/8, 7/8, 8/8, 9/8, 11/8,
12/8, 13/8, 15/8, 16/8, 17/8, 18/8, 19/8,
20/8, 21/8, 22/8, 24/8, 26/8, 28/8, 29/8,
30/8, 32/8, 33/8, 34/8, 35/8, 38/8, 40/8,
44/8, 45/8, 47/8, 48/8, 50/8, 52/8, 54/8,
55/8, 56/8, 63/8, 64/8, 65/8, 66/8, 67/8,
68/8, 69/8, 70/8, 71/8, 72/8, 73/8, 74/8,
75/8, 76/8, 96/8, 97/8, 98/8, 99/8, 107/8,
108/8, 173/8, 174/8, 184/8, 199/8, 204/8, 205/8,
206/8, 207/8, 208/8, 209/8, 214/8, 215/8, 216/8,
RIPE Region Analysis Summary
----------------------------
Prefixes being announced by RIPE Region ASes: 71976
Total RIPE prefixes after maximum aggregation: 41904
RIPE Deaggregation factor: 1.72
Prefixes being announced from the RIPE address blocks: 64873
Unique aggregates announced from the RIPE address blocks: 42898
RIPE Region origin ASes present in the Internet Routing Table: 14149
RIPE Prefixes per ASN: 4.58
RIPE Region origin ASes announcing only one prefix: 7336
RIPE Region transit ASes present in the Internet Routing Table: 2120
Average RIPE Region AS path length visible: 3.9
Max RIPE Region AS path length visible: 21
Number of RIPE addresses announced to Internet: 415745152
Equivalent to 24 /8s, 199 /16s and 196 /24s
Percentage of available RIPE address space announced: 77.4
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
40960-45055, 47104-52223, 196608-197631
RIPE Address Blocks 2/8, 25/8, 46/8, 51/8, 62/8, 77/8, 78/8,
79/8, 80/8, 81/8, 82/8, 83/8, 84/8, 85/8,
86/8, 87/8, 88/8, 89/8, 90/8, 91/8, 92/8,
93/8, 94/8, 95/8, 109/8, 178/8, 193/8, 194/8,
195/8, 212/8, 213/8, 217/8,
LACNIC Region Analysis Summary
------------------------------
Prefixes being announced by LACNIC Region ASes: 27561
Total LACNIC prefixes after maximum aggregation: 6619
LACNIC Deaggregation factor: 4.16
Prefixes being announced from the LACNIC address blocks: 25902
Unique aggregates announced from the LACNIC address blocks: 14106
LACNIC Region origin ASes present in the Internet Routing Table: 1245
LACNIC Prefixes per ASN: 20.80
LACNIC Region origin ASes announcing only one prefix: 406
LACNIC Region transit ASes present in the Internet Routing Table: 212
Average LACNIC Region AS path length visible: 4.0
Max LACNIC Region AS path length visible: 22
Number of LACNIC addresses announced to Internet: 71013376
Equivalent to 4 /8s, 59 /16s and 148 /24s
Percentage of available LACNIC address space announced: 70.5
LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247,
262144-263167 plus ERX transfers
LACNIC Address Blocks 186/8, 187/8, 189/8, 190/8, 200/8, 201/8,
AfriNIC Region Analysis Summary
-------------------------------
Prefixes being announced by AfriNIC Region ASes: 6643
Total AfriNIC prefixes after maximum aggregation: 1772
AfriNIC Deaggregation factor: 3.75
Prefixes being announced from the AfriNIC address blocks: 4981
Unique aggregates announced from the AfriNIC address blocks: 1426
AfriNIC Region origin ASes present in the Internet Routing Table: 343
AfriNIC Prefixes per ASN: 14.52
AfriNIC Region origin ASes announcing only one prefix: 94
AfriNIC Region transit ASes present in the Internet Routing Table: 73
Average AfriNIC Region AS path length visible: 3.8
Max AfriNIC Region AS path length visible: 16
Number of AfriNIC addresses announced to Internet: 14811904
Equivalent to 0 /8s, 226 /16s and 3 /24s
Percentage of available AfriNIC address space announced: 44.1
AfriNIC AS Blocks 36864-37887, 327680-328703 & ERX transfers
AfriNIC Address Blocks 41/8, 197/8,
APNIC Region per AS prefix count summary
----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
4766 1859 8533 477 Korea Telecom (KIX)
17488 1288 132 136 Hathway IP Over Cable Interne
4755 1287 288 139 TATA Communications formerly
18101 1083 221 39 Reliance Infocom Ltd Internet
4134 1019 19606 398 CHINANET-BACKBONE
9583 997 75 498 Sify Limited
7545 953 199 100 TPG Internet Pty Ltd
17974 926 278 45 PT TELEKOMUNIKASI INDONESIA
4808 852 1582 212 CNCGROUP IP network: China169
24560 850 300 167 Bharti Airtel Ltd., Telemedia
Complete listing at http://thyme.apnic.net/current/data-ASnet-APNIC
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
6389 4066 3859 314 bellsouth.net, inc.
4323 3790 1084 394 Time Warner Telecom
1785 1831 698 129 PaeTec Communications, Inc.
7018 1561 5774 1007 AT&T WorldNet Services
20115 1553 1491 662 Charter Communications
2386 1316 617 928 AT&T Data Communications Serv
3356 1204 10943 418 Level 3 Communications, LLC
11492 1141 222 14 Cable One
22773 1125 2602 69 Cox Communications, Inc.
6478 1119 242 218 AT&T Worldnet Services
Complete listing at http://thyme.apnic.net/current/data-ASnet-ARIN
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
35805 581 40 5 United Telecom of Georgia
3292 451 1900 392 TDC Tele Danmark
30890 450 101 205 Evolva Telecom
702 424 1869 336 UUNET - Commercial IP service
8551 396 353 37 Bezeq International
8866 372 110 21 Bulgarian Telecommunication C
3320 363 7072 317 Deutsche Telekom AG
3301 352 1413 313 TeliaNet Sweden
3215 347 3206 103 France Telecom Transpac
12479 326 576 5 Uni2 Autonomous System
Complete listing at http://thyme.apnic.net/current/data-ASnet-RIPE
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
8151 1584 2893 235 UniNet S.A. de C.V.
10620 1010 227 156 TVCABLE BOGOTA
28573 908 698 84 NET Servicos de Comunicao S.A
7303 677 359 99 Telecom Argentina Stet-France
22047 528 310 15 VTR PUNTO NET S.A.
6503 499 167 193 AVANTEL, S.A.
7738 476 922 30 Telecomunicacoes da Bahia S.A
11830 474 308 56 Instituto Costarricense de El
11172 446 99 70 Servicios Alestra S.A de C.V
3816 442 194 69 Empresa Nacional de Telecomun
Complete listing at http://thyme.apnic.net/current/data-ASnet-LACNIC
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
8452 994 445 9 TEDATA
24863 714 144 40 LINKdotNET AS number
36992 585 131 172 Etisalat MISR
3741 273 855 234 The Internet Solution
33776 258 13 11 Starcomms Nigeria Limited
2018 210 215 121 Tertiary Education Network
6713 177 167 12 Itissalat Al-MAGHRIB
29571 169 19 9 Ci Telecom Autonomous system
24835 133 78 11 RAYA Telecom - Egypt
29975 133 506 14 Vodacom
Complete listing at http://thyme.apnic.net/current/data-ASnet-AFRINIC
Global Per AS prefix count summary
----------------------------------
ASN No of nets /20 equiv MaxAgg Description
6389 4066 3859 314 bellsouth.net, inc.
4323 3790 1084 394 Time Warner Telecom
4766 1859 8533 477 Korea Telecom (KIX)
1785 1831 698 129 PaeTec Communications, Inc.
8151 1584 2893 235 UniNet S.A. de C.V.
7018 1561 5774 1007 AT&T WorldNet Services
20115 1553 1491 662 Charter Communications
2386 1316 617 928 AT&T Data Communications Serv
17488 1288 132 136 Hathway IP Over Cable Interne
4755 1287 288 139 TATA Communications formerly
Complete listing at http://thyme.apnic.net/current/data-ASnet
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4323 3790 3396 Time Warner Telecom
1785 1831 1702 PaeTec Communications, Inc.
4766 1859 1382 Korea Telecom (KIX)
8151 1584 1349 UniNet S.A. de C.V.
17488 1288 1152 Hathway IP Over Cable Interne
4755 1287 1148 TATA Communications formerly
11492 1141 1127 Cable One
22773 1125 1056 Cox Communications, Inc.
18566 1059 1049 Covad Communications
18101 1083 1044 Reliance Infocom Ltd Internet
Complete listing at http://thyme.apnic.net/current/data-CIDRnet
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
16927 UNALLOCATED 12.0.252.0/23 7018 AT&T WorldNet Servic
15132 UNALLOCATED 12.9.150.0/24 7018 AT&T WorldNet Servic
32567 UNALLOCATED 12.14.170.0/24 7018 AT&T WorldNet Servic
13746 UNALLOCATED 12.24.56.0/24 7018 AT&T WorldNet Servic
32567 UNALLOCATED 12.25.107.0/24 7018 AT&T WorldNet Servic
26973 UNALLOCATED 12.39.152.0/24 7018 AT&T WorldNet Servic
26973 UNALLOCATED 12.39.154.0/23 7018 AT&T WorldNet Servic
26973 UNALLOCATED 12.39.155.0/24 7018 AT&T WorldNet Servic
26973 UNALLOCATED 12.39.159.0/24 7018 AT&T WorldNet Servic
25639 UNALLOCATED 12.41.169.0/24 7018 AT&T WorldNet Servic
Complete listing at http://thyme.apnic.net/current/data-badAS
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
2.0.0.0/16 12654 RIPE NCC RIS Project
2.1.0.0/21 12654 RIPE NCC RIS Project
2.1.24.0/24 12654 RIPE NCC RIS Project
2.2.2.0/24 12654 RIPE NCC RIS Project
41.77.236.0/22 23456 32-bit ASN transition
41.190.64.0/22 28683 Office des Postes et telecomm
41.190.66.0/24 37039 >>UNKNOWN<<
41.202.96.0/19 29571 Ci Telecom Autonomous system
41.216.32.0/19 28683 Office des Postes et telecomm
41.220.144.0/20 36918 ORASCOM TELECOM ALGERIE VSAT
Complete listing at http://thyme.apnic.net/current/data-add-IANA
Number of prefixes announced per prefix length (Global)
-------------------------------------------------------
/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:21 /9:10 /10:25 /11:65 /12:187
/13:389 /14:659 /15:1233 /16:10946 /17:5164 /18:8734
/19:18052 /20:21928 /21:22096 /22:28392 /23:28183 /24:163196
/25:939 /26:1175 /27:580 /28:231 /29:13 /30:7
/31:0 /32:8
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
6389 2631 4066 bellsouth.net, inc.
4323 2353 3790 Time Warner Telecom
4766 1472 1859 Korea Telecom (KIX)
1785 1294 1831 PaeTec Communications, Inc.
11492 1056 1141 Cable One
17488 1050 1288 Hathway IP Over Cable Interne
18566 1040 1059 Covad Communications
18101 956 1083 Reliance Infocom Ltd Internet
7018 939 1561 AT&T WorldNet Services
10620 916 1010 TVCABLE BOGOTA
Complete listing at http://thyme.apnic.net/current/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
2:2 4:14 8:239 12:1985 13:10 15:22
16:3 17:8 20:39 24:1349 27:1 32:48
38:642 40:99 41:2028 44:3 46:1 47:26
52:6 55:2 56:2 57:23 58:643 59:632
60:399 61:1096 62:1038 63:2014 64:3804 65:2348
66:4182 67:1781 68:1041 69:2843 70:694 71:236
72:1870 73:2 74:2128 75:241 76:333 77:819
78:587 79:396 80:999 81:778 82:449 83:434
84:642 85:1020 86:386 87:672 88:423 89:1526
90:76 91:2701 92:435 93:1144 94:1391 95:519
96:231 97:302 98:501 99:23 100:1 109:379
110:311 111:443 112:233 113:228 114:366 115:570
116:1028 117:624 118:386 119:916 120:138 121:842
122:1386 123:888 124:1069 125:1293 128:208 129:204
130:141 131:467 132:89 133:16 134:195 135:43
136:226 137:170 138:240 139:92 140:476 141:136
142:378 143:343 144:415 145:51 146:414 147:168
148:570 149:207 150:151 151:168 152:251 153:166
154:2 155:278 156:178 157:332 158:100 159:356
160:305 161:177 162:268 163:166 164:311 165:463
166:504 167:389 168:764 169:158 170:575 171:46
172:3 173:523 174:540 175:51 178:2 180:354
182:23 183:222 184:11 186:290 187:223 188:1359
189:687 190:3513 192:5712 193:4509 194:3357 195:2783
196:1169 198:3545 199:3378 200:5312 201:1462 202:8011
203:8275 204:4021 205:2170 206:2450 207:3006 208:3917
209:3449 210:2546 211:1196 212:1700 213:1655 214:268
215:57 216:4465 217:1513 218:487 219:427 220:1078
221:381 222:307
End of report
Routing Table Report 00:00 GMT Fri 26 Feb, 2010
NB: RouteViews data includes iBGP information from some ASNs.
Treat the information provided below appropriately.
Report Website: http://thyme.apnic.net
Detailed Analysis: http://thyme.apnic.net/rviews/
Analysis Summary
----------------
BGP routing table entries examined: 317174
Prefixes after maximum aggregation: 144619
Deaggregation factor: 2.19
Unique aggregates announced to Internet: 153194
Total ASes present in the Internet Routing Table: 33445
Prefixes per ASN: 9.48
Origin-only ASes present in the Internet Routing Table: 29004
Origin ASes announcing only one prefix: 14126
Transit ASes present in the Internet Routing Table: 4441
Transit-only ASes present in the Internet Routing Table: 99
Average AS path length visible in the Internet Routing Table: 5.3
Max AS path length visible: 39
Max AS path prepend of ASN (48687) 24
Prefixes from unregistered ASNs in the Routing Table: 509
Unregistered ASNs in the Routing Table: 171
Number of 32-bit ASNs allocated by the RIRs: 446
Prefixes from 32-bit ASNs in the Routing Table: 4
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 234
Number of addresses announced to Internet: 2208570346
Equivalent to 131 /8s, 164 /16s and 27 /24s
Percentage of available address space announced: 59.6
Percentage of allocated address space announced: 66.2
Percentage of available address space allocated: 90.0
Percentage of address space in use by end-sites: 81.2
Total number of prefixes smaller than registry allocations: 152720
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 75518
Total APNIC prefixes after maximum aggregation: 25642
APNIC Deaggregation factor: 2.95
Prefixes being announced from the APNIC address blocks: 72298
Unique aggregates announced from the APNIC address blocks: 31755
APNIC Region origin ASes present in the Internet Routing Table: 3965
APNIC Prefixes per ASN: 18.23
APNIC Region origin ASes announcing only one prefix: 1093
APNIC Region transit ASes present in the Internet Routing Table: 617
Average APNIC Region AS path length visible: 5.9
Max APNIC Region AS path length visible: 18
Number of APNIC addresses announced to Internet: 513347080
Equivalent to 30 /8s, 153 /16s and 14 /24s
Percentage of available APNIC address space announced: 80.5
APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079
55296-56319, 131072-132095
APNIC Address Blocks 1/8, 27/8, 43/8, 58/8, 59/8, 60/8, 61/8,
110/8, 111/8, 112/8, 113/8, 114/8, 115/8, 116/8,
117/8, 118/8, 119/8, 120/8, 121/8, 122/8, 123/8,
124/8, 125/8, 126/8, 133/8, 175/8, 180/8, 182/8,
183/8, 202/8, 203/8, 210/8, 211/8, 218/8, 219/8,
220/8, 221/8, 222/8,
ARIN Region Analysis Summary
----------------------------
Prefixes being announced by ARIN Region ASes: 132475
Total ARIN prefixes after maximum aggregation: 68353
ARIN Deaggregation factor: 1.94
Prefixes being announced from the ARIN address blocks: 105872
Unique aggregates announced from the ARIN address blocks: 39673
ARIN Region origin ASes present in the Internet Routing Table: 13550
ARIN Prefixes per ASN: 7.81
ARIN Region origin ASes announcing only one prefix: 5233
ARIN Region transit ASes present in the Internet Routing Table: 1358
Average ARIN Region AS path length visible: 5.0
Max ARIN Region AS path length visible: 25
Number of ARIN addresses announced to Internet: 739549985
Equivalent to 44 /8s, 20 /16s and 163 /24s
Percentage of available ARIN address space announced: 63.0
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, 46080-47103
53248-55295, 393216-394239
ARIN Address Blocks 3/8, 4/8, 6/8, 7/8, 8/8, 9/8, 11/8,
12/8, 13/8, 15/8, 16/8, 17/8, 18/8, 19/8,
20/8, 21/8, 22/8, 24/8, 26/8, 28/8, 29/8,
30/8, 32/8, 33/8, 34/8, 35/8, 38/8, 40/8,
44/8, 45/8, 47/8, 48/8, 50/8, 52/8, 54/8,
55/8, 56/8, 63/8, 64/8, 65/8, 66/8, 67/8,
68/8, 69/8, 70/8, 71/8, 72/8, 73/8, 74/8,
75/8, 76/8, 96/8, 97/8, 98/8, 99/8, 107/8,
108/8, 173/8, 174/8, 184/8, 199/8, 204/8, 205/8,
206/8, 207/8, 208/8, 209/8, 214/8, 215/8, 216/8,
RIPE Region Analysis Summary
----------------------------
Prefixes being announced by RIPE Region ASes: 73950
Total RIPE prefixes after maximum aggregation: 42053
RIPE Deaggregation factor: 1.76
Prefixes being announced from the RIPE address blocks: 66811
Unique aggregates announced from the RIPE address blocks: 42911
RIPE Region origin ASes present in the Internet Routing Table: 14162
RIPE Prefixes per ASN: 4.72
RIPE Region origin ASes announcing only one prefix: 7304
RIPE Region transit ASes present in the Internet Routing Table: 2136
Average RIPE Region AS path length visible: 5.5
Max RIPE Region AS path length visible: 39
Number of RIPE addresses announced to Internet: 415561120
Equivalent to 24 /8s, 196 /16s and 245 /24s
Percentage of available RIPE address space announced: 77.4
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
40960-45055, 47104-52223, 196608-197631
RIPE Address Blocks 2/8, 25/8, 46/8, 51/8, 62/8, 77/8, 78/8,
79/8, 80/8, 81/8, 82/8, 83/8, 84/8, 85/8,
86/8, 87/8, 88/8, 89/8, 90/8, 91/8, 92/8,
93/8, 94/8, 95/8, 109/8, 178/8, 193/8, 194/8,
195/8, 212/8, 213/8, 217/8,
LACNIC Region Analysis Summary
------------------------------
Prefixes being announced by LACNIC Region ASes: 28410
Total LACNIC prefixes after maximum aggregation: 6660
LACNIC Deaggregation factor: 4.27
Prefixes being announced from the LACNIC address blocks: 26756
Unique aggregates announced from the LACNIC address blocks: 14063
LACNIC Region origin ASes present in the Internet Routing Table: 1249
LACNIC Prefixes per ASN: 21.42
LACNIC Region origin ASes announcing only one prefix: 400
LACNIC Region transit ASes present in the Internet Routing Table: 211
Average LACNIC Region AS path length visible: 5.0
Max LACNIC Region AS path length visible: 23
Number of LACNIC addresses announced to Internet: 71009804
Equivalent to 4 /8s, 59 /16s and 134 /24s
Percentage of available LACNIC address space announced: 70.5
LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247,
262144-263167 plus ERX transfers
LACNIC Address Blocks 186/8, 187/8, 189/8, 190/8, 200/8, 201/8,
AfriNIC Region Analysis Summary
-------------------------------
Prefixes being announced by AfriNIC Region ASes: 6571
Total AfriNIC prefixes after maximum aggregation: 1777
AfriNIC Deaggregation factor: 3.70
Prefixes being announced from the AfriNIC address blocks: 4905
Unique aggregates announced from the AfriNIC address blocks: 1417
AfriNIC Region origin ASes present in the Internet Routing Table: 343
AfriNIC Prefixes per ASN: 14.30
AfriNIC Region origin ASes announcing only one prefix: 96
AfriNIC Region transit ASes present in the Internet Routing Table: 73
Average AfriNIC Region AS path length visible: 5.4
Max AfriNIC Region AS path length visible: 17
Number of AfriNIC addresses announced to Internet: 14802176
Equivalent to 0 /8s, 225 /16s and 221 /24s
Percentage of available AfriNIC address space announced: 44.1
AfriNIC AS Blocks 36864-37887, 327680-328703 & ERX transfers
AfriNIC Address Blocks 41/8, 197/8,
APNIC Region per AS prefix count summary
----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
4766 1705 8533 472 Korea Telecom (KIX)
4755 1286 288 139 Videsh Sanchar Nigam Ltd. Aut
17488 1284 132 136 Hathway IP Over Cable Interne
18101 1082 221 39 Reliance Infocom Ltd Internet
9583 997 75 498 Sify Limited
4134 960 19606 398 CHINANET-BACKBONE
7545 954 199 101 TPG Internet Pty Ltd
17974 927 278 45 PT TELEKOMUNIKASI INDONESIA
4808 862 1599 213 CNCGROUP IP network: China169
24560 850 300 167 Bharti Airtel Ltd.
Complete listing at http://thyme.apnic.net/rviews/data-ASnet-APNIC
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
6389 4108 3859 314 bellsouth.net, inc.
4323 3788 1084 394 Time Warner Telecom
20115 2186 1493 657 Charter Communications
1785 1837 698 129 AppliedTheory Corporation
7018 1561 5766 1004 AT&T WorldNet Services
2386 1316 602 934 AT&T Data Communications Serv
3356 1212 10943 418 Level 3 Communications, LLC
11492 1141 222 14 Cable One
6478 1115 241 222 AT&T Worldnet Services
22773 1101 2602 69 Cox Communications, Inc.
Complete listing at http://thyme.apnic.net/rviews/data-ASnet-ARIN
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
35805 579 40 5 United Telecom AS
9116 565 296 31 Goldenlines main autonomous s
3292 466 1900 394 TDC Tele Danmark
30890 451 101 204 Evolva Telecom
3216 438 133 30 Teleross, Moscow, Russia
702 428 1870 340 UUNET - Commercial IP service
8551 396 353 37 Bezeq International
8866 376 110 21 Bulgarian Telecommunication C
3320 360 7072 315 Deutsche Telekom AG
3301 353 1413 314 TeliaNet Sweden
Complete listing at http://thyme.apnic.net/rviews/data-ASnet-RIPE
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
8151 1585 2893 235 Uninet S.A. de C.V.
28573 1097 697 84 Types of queries are: POCs, o
10620 1010 227 156 TVCABLE BOGOTA
7303 679 359 98 Telecom Argentina Stet-France
22047 531 310 15 Types of queries are: POCs, o
6503 500 167 193 AVANTEL, S.A.
7738 497 926 31 Telecomunicacoes da Bahia S.A
11830 475 308 56 Instituto Costarricense de El
11172 445 99 71 Alestra
3816 443 194 70 COLOMBIA TELECOMUNICACIONES S
Complete listing at http://thyme.apnic.net/rviews/data-ASnet-LACNIC
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
8452 935 445 9 TEDATA
24863 714 144 40 LINKdotNET AS number
36992 588 131 174 Etisalat MISR
3741 271 851 233 The Internet Solution
33776 262 14 11 Starcomms Nigeria Limited
2018 209 215 121 TENET-1
6713 177 167 12 Itissalat Al-MAGHRIB
29571 169 19 9 Ci Telecom Autonomous system
24835 133 78 11 RAYA Telecom - Egypt
29975 133 506 14 Vodacom
Complete listing at http://thyme.apnic.net/rviews/data-ASnet-AFRINIC
Global Per AS prefix count summary
----------------------------------
ASN No of nets /20 equiv MaxAgg Description
6389 4108 3859 314 bellsouth.net, inc.
4323 3788 1084 394 Time Warner Telecom
20115 2186 1493 657 Charter Communications
1785 1837 698 129 AppliedTheory Corporation
4766 1705 8533 472 Korea Telecom (KIX)
8151 1585 2893 235 Uninet S.A. de C.V.
7018 1561 5766 1004 AT&T WorldNet Services
2386 1316 602 934 AT&T Data Communications Serv
4755 1286 288 139 Videsh Sanchar Nigam Ltd. Aut
17488 1284 132 136 Hathway IP Over Cable Interne
Complete listing at http://thyme.apnic.net/rviews/data-ASnet
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4323 3788 3394 Time Warner Telecom
1785 1837 1708 AppliedTheory Corporation
20115 2186 1529 Charter Communications
8151 1585 1350 Uninet S.A. de C.V.
4766 1705 1233 Korea Telecom (KIX)
17488 1284 1148 Hathway IP Over Cable Interne
4755 1286 1147 Videsh Sanchar Nigam Ltd. Aut
11492 1141 1127 Cable One
18566 1059 1049 Covad Communications
18101 1082 1043 Reliance Infocom Ltd Internet
Complete listing at http://thyme.apnic.net/rviews/data-CIDRnet
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
16927 UNALLOCATED 12.0.252.0/23 7018 AT&T WorldNet Servic
15132 UNALLOCATED 12.9.150.0/24 7018 AT&T WorldNet Servic
32567 UNALLOCATED 12.14.170.0/24 7018 AT&T WorldNet Servic
13746 UNALLOCATED 12.24.56.0/24 7018 AT&T WorldNet Servic
32567 UNALLOCATED 12.25.107.0/24 7018 AT&T WorldNet Servic
26973 UNALLOCATED 12.39.152.0/24 7018 AT&T WorldNet Servic
26973 UNALLOCATED 12.39.154.0/23 7018 AT&T WorldNet Servic
26973 UNALLOCATED 12.39.155.0/24 1239 Sprint
26973 UNALLOCATED 12.39.159.0/24 1239 Sprint
25639 UNALLOCATED 12.41.169.0/24 7018 AT&T WorldNet Servic
Complete listing at http://thyme.apnic.net/rviews/data-badAS
Prefixes from private and non-routed address space (Global)
-----------------------------------------------------------
Prefix Origin AS Description
10.29.248.71/32 286 KPNQwest Backbone AS
Complete listing at http://thyme.apnic.net/rviews/data-dsua
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
2.0.0.0/16 12654 RIPE NCC RIS Project
2.1.0.0/21 12654 RIPE NCC RIS Project
2.1.24.0/24 12654 RIPE NCC RIS Project
2.2.2.0/24 12654 RIPE NCC RIS Project
41.190.64.0/22 28683 Office des Postes et telecomm
41.190.66.0/24 37039 >>UNKNOWN<<
41.202.96.0/19 29571 Ci Telecom Autonomous system
41.216.32.0/19 28683 Office des Postes et telecomm
41.220.144.0/20 36918 ORASCOM TELECOM ALGERIE VSAT
41.220.159.0/24 36918 ORASCOM TELECOM ALGERIE VSAT
Complete listing at http://thyme.apnic.net/rviews/data-add-IANA
Number of prefixes announced per prefix length (Global)
-------------------------------------------------------
/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:21 /9:10 /10:25 /11:65 /12:187
/13:389 /14:658 /15:1238 /16:10967 /17:5266 /18:8872
/19:18545 /20:22317 /21:22464 /22:28928 /23:28722 /24:164540
/25:587 /26:906 /27:298 /28:457 /29:739 /30:618
/31:3 /32:352
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
6389 2666 4108 bellsouth.net, inc.
4323 2353 3788 Time Warner Telecom
4766 1319 1705 Korea Telecom (KIX)
1785 1301 1837 AppliedTheory Corporation
20115 1186 2186 Charter Communications
11492 1056 1141 Cable One
17488 1051 1284 Hathway IP Over Cable Interne
18566 1040 1059 Covad Communications
18101 955 1082 Reliance Infocom Ltd Internet
7018 939 1561 AT&T WorldNet Services
Complete listing at http://thyme.apnic.net/rviews/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
2:2 4:12 8:243 11:1 12:1999 13:10
15:22 16:3 17:8 20:39 24:1391 27:1
32:149 38:642 40:99 41:1971 44:3 46:1
47:26 52:6 55:2 56:2 57:35 58:642
59:632 60:399 61:1097 62:1044 63:2026 64:3826
65:2353 66:4228 67:1797 68:1067 69:2847 70:683
71:250 72:1886 73:2 74:2133 75:251 76:335
77:821 78:581 79:395 80:1006 81:788 82:467
83:442 84:649 85:1013 86:391 87:677 88:424
89:1545 90:75 91:2713 92:439 93:1165 94:1393
95:523 96:231 97:301 98:492 99:23 100:1
109:377 110:311 111:442 112:233 113:225 114:364
115:564 116:1035 117:623 118:385 119:857 120:148
121:845 122:1388 123:883 124:1067 125:1294 128:209
129:205 130:141 131:482 132:89 133:16 134:196
135:44 136:225 137:169 138:241 139:103 140:477
141:136 142:379 143:346 144:414 145:51 146:414
147:169 148:568 149:207 150:151 151:168 152:252
153:166 154:2 155:276 156:178 157:333 158:100
159:356 160:305 161:177 162:269 163:165 164:310
165:466 166:505 167:389 168:765 169:158 170:600
171:46 172:3 173:518 174:538 175:50 178:2
180:355 182:23 183:223 184:12 186:323 187:244
188:1364 189:723 190:3532 192:5757 193:4530 194:3409
195:2881 196:1174 198:3559 199:3382 200:5354 201:1500
202:8219 203:8296 204:4024 205:2179 206:2449 207:3021
208:3917 209:3467 210:2575 211:1217 212:1773 213:1691
214:258 215:61 216:4515 217:1529 218:491 219:455
220:1080 221:382 222:306
End of report
Routing Table Report 04:00 +10GMT Fri 26 Feb, 2010
Report Website: http://thyme.apnic.net
Detailed Analysis: http://thyme.apnic.net/current/
Analysis Summary
----------------
BGP routing table entries examined: 312260
Prefixes after maximum aggregation: 144497
Deaggregation factor: 2.16
Unique aggregates announced to Internet: 153156
Total ASes present in the Internet Routing Table: 33407
Prefixes per ASN: 9.35
Origin-only ASes present in the Internet Routing Table: 29012
Origin ASes announcing only one prefix: 14139
Transit ASes present in the Internet Routing Table: 4395
Transit-only ASes present in the Internet Routing Table: 95
Average AS path length visible in the Internet Routing Table: 3.6
Max AS path length visible: 22
Max AS path prepend of ASN (32374) 19
Prefixes from unregistered ASNs in the Routing Table: 872
Unregistered ASNs in the Routing Table: 140
Number of 32-bit ASNs allocated by the RIRs: 446
Prefixes from 32-bit ASNs in the Routing Table: 422
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 234
Number of addresses announced to Internet: 2208157120
Equivalent to 131 /8s, 157 /16s and 205 /24s
Percentage of available address space announced: 59.6
Percentage of allocated address space announced: 66.2
Percentage of available address space allocated: 90.0
Percentage of address space in use by end-sites: 81.2
Total number of prefixes smaller than registry allocations: 150090
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 75095
Total APNIC prefixes after maximum aggregation: 25988
APNIC Deaggregation factor: 2.89
Prefixes being announced from the APNIC address blocks: 71786
Unique aggregates announced from the APNIC address blocks: 31797
APNIC Region origin ASes present in the Internet Routing Table: 3970
APNIC Prefixes per ASN: 18.08
APNIC Region origin ASes announcing only one prefix: 1084
APNIC Region transit ASes present in the Internet Routing Table: 624
Average APNIC Region AS path length visible: 3.6
Max APNIC Region AS path length visible: 15
Number of APNIC addresses announced to Internet: 513249568
Equivalent to 30 /8s, 151 /16s and 145 /24s
Percentage of available APNIC address space announced: 80.5
APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079
55296-56319, 131072-132095
APNIC Address Blocks 1/8, 27/8, 43/8, 58/8, 59/8, 60/8, 61/8,
110/8, 111/8, 112/8, 113/8, 114/8, 115/8, 116/8,
117/8, 118/8, 119/8, 120/8, 121/8, 122/8, 123/8,
124/8, 125/8, 126/8, 133/8, 175/8, 180/8, 182/8,
183/8, 202/8, 203/8, 210/8, 211/8, 218/8, 219/8,
220/8, 221/8, 222/8,
ARIN Region Analysis Summary
----------------------------
Prefixes being announced by ARIN Region ASes: 130253
Total ARIN prefixes after maximum aggregation: 67817
ARIN Deaggregation factor: 1.92
Prefixes being announced from the ARIN address blocks: 104351
Unique aggregates announced from the ARIN address blocks: 39721
ARIN Region origin ASes present in the Internet Routing Table: 13529
ARIN Prefixes per ASN: 7.71
ARIN Region origin ASes announcing only one prefix: 5222
ARIN Region transit ASes present in the Internet Routing Table: 1332
Average ARIN Region AS path length visible: 3.4
Max ARIN Region AS path length visible: 22
Number of ARIN addresses announced to Internet: 739469088
Equivalent to 44 /8s, 19 /16s and 103 /24s
Percentage of available ARIN address space announced: 63.0
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, 46080-47103
53248-55295, 393216-394239
ARIN Address Blocks 3/8, 4/8, 6/8, 7/8, 8/8, 9/8, 11/8,
12/8, 13/8, 15/8, 16/8, 17/8, 18/8, 19/8,
20/8, 21/8, 22/8, 24/8, 26/8, 28/8, 29/8,
30/8, 32/8, 33/8, 34/8, 35/8, 38/8, 40/8,
44/8, 45/8, 47/8, 48/8, 50/8, 52/8, 54/8,
55/8, 56/8, 63/8, 64/8, 65/8, 66/8, 67/8,
68/8, 69/8, 70/8, 71/8, 72/8, 73/8, 74/8,
75/8, 76/8, 96/8, 97/8, 98/8, 99/8, 107/8,
108/8, 173/8, 174/8, 184/8, 199/8, 204/8, 205/8,
206/8, 207/8, 208/8, 209/8, 214/8, 215/8, 216/8,
RIPE Region Analysis Summary
----------------------------
Prefixes being announced by RIPE Region ASes: 72014
Total RIPE prefixes after maximum aggregation: 41884
RIPE Deaggregation factor: 1.72
Prefixes being announced from the RIPE address blocks: 64898
Unique aggregates announced from the RIPE address blocks: 42862
RIPE Region origin ASes present in the Internet Routing Table: 14145
RIPE Prefixes per ASN: 4.59
RIPE Region origin ASes announcing only one prefix: 7333
RIPE Region transit ASes present in the Internet Routing Table: 2114
Average RIPE Region AS path length visible: 3.9
Max RIPE Region AS path length visible: 22
Number of RIPE addresses announced to Internet: 415372928
Equivalent to 24 /8s, 194 /16s and 22 /24s
Percentage of available RIPE address space announced: 77.4
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
40960-45055, 47104-52223, 196608-197631
RIPE Address Blocks 2/8, 25/8, 46/8, 51/8, 62/8, 77/8, 78/8,
79/8, 80/8, 81/8, 82/8, 83/8, 84/8, 85/8,
86/8, 87/8, 88/8, 89/8, 90/8, 91/8, 92/8,
93/8, 94/8, 95/8, 109/8, 178/8, 193/8, 194/8,
195/8, 212/8, 213/8, 217/8,
LACNIC Region Analysis Summary
------------------------------
Prefixes being announced by LACNIC Region ASes: 27602
Total LACNIC prefixes after maximum aggregation: 6646
LACNIC Deaggregation factor: 4.15
Prefixes being announced from the LACNIC address blocks: 25940
Unique aggregates announced from the LACNIC address blocks: 14037
LACNIC Region origin ASes present in the Internet Routing Table: 1247
LACNIC Prefixes per ASN: 20.80
LACNIC Region origin ASes announcing only one prefix: 405
LACNIC Region transit ASes present in the Internet Routing Table: 212
Average LACNIC Region AS path length visible: 4.0
Max LACNIC Region AS path length visible: 22
Number of LACNIC addresses announced to Internet: 71010304
Equivalent to 4 /8s, 59 /16s and 136 /24s
Percentage of available LACNIC address space announced: 70.5
LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247,
262144-263167 plus ERX transfers
LACNIC Address Blocks 186/8, 187/8, 189/8, 190/8, 200/8, 201/8,
AfriNIC Region Analysis Summary
-------------------------------
Prefixes being announced by AfriNIC Region ASes: 6653
Total AfriNIC prefixes after maximum aggregation: 1771
AfriNIC Deaggregation factor: 3.76
Prefixes being announced from the AfriNIC address blocks: 4999
Unique aggregates announced from the AfriNIC address blocks: 1432
AfriNIC Region origin ASes present in the Internet Routing Table: 344
AfriNIC Prefixes per ASN: 14.53
AfriNIC Region origin ASes announcing only one prefix: 95
AfriNIC Region transit ASes present in the Internet Routing Table: 75
Average AfriNIC Region AS path length visible: 3.8
Max AfriNIC Region AS path length visible: 16
Number of AfriNIC addresses announced to Internet: 14827776
Equivalent to 0 /8s, 226 /16s and 65 /24s
Percentage of available AfriNIC address space announced: 44.2
AfriNIC AS Blocks 36864-37887, 327680-328703 & ERX transfers
AfriNIC Address Blocks 41/8, 197/8,
APNIC Region per AS prefix count summary
----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
4766 1861 8533 478 Korea Telecom (KIX)
4755 1300 293 142 TATA Communications formerly
17488 1284 132 136 Hathway IP Over Cable Interne
18101 1091 221 39 Reliance Infocom Ltd Internet
4134 1019 19606 398 CHINANET-BACKBONE
9583 997 75 498 Sify Limited
7545 952 199 99 TPG Internet Pty Ltd
17974 927 278 45 PT TELEKOMUNIKASI INDONESIA
4808 854 1584 212 CNCGROUP IP network: China169
24560 850 300 167 Bharti Airtel Ltd., Telemedia
Complete listing at http://thyme.apnic.net/current/data-ASnet-APNIC
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
6389 4110 3859 315 bellsouth.net, inc.
4323 3786 1084 393 Time Warner Telecom
1785 1838 698 129 PaeTec Communications, Inc.
7018 1560 5774 1007 AT&T WorldNet Services
20115 1554 1491 663 Charter Communications
2386 1318 617 929 AT&T Data Communications Serv
3356 1203 10943 417 Level 3 Communications, LLC
11492 1141 222 14 Cable One
22773 1124 2602 69 Cox Communications, Inc.
6478 1115 241 222 AT&T Worldnet Services
Complete listing at http://thyme.apnic.net/current/data-ASnet-ARIN
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
35805 579 40 5 United Telecom of Georgia
3292 451 1900 392 TDC Tele Danmark
30890 451 101 204 Evolva Telecom
702 424 1869 336 UUNET - Commercial IP service
8551 396 353 37 Bezeq International
8866 376 110 21 Bulgarian Telecommunication C
3320 360 7072 315 Deutsche Telekom AG
3301 353 1413 314 TeliaNet Sweden
3215 347 3206 103 France Telecom Transpac
12479 325 576 5 Uni2 Autonomous System
Complete listing at http://thyme.apnic.net/current/data-ASnet-RIPE
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
8151 1584 2893 235 UniNet S.A. de C.V.
10620 1008 226 155 TVCABLE BOGOTA
28573 901 697 83 NET Servicos de Comunicao S.A
7303 679 359 99 Telecom Argentina Stet-France
22047 527 310 15 VTR PUNTO NET S.A.
6503 499 167 193 AVANTEL, S.A.
7738 476 922 30 Telecomunicacoes da Bahia S.A
11830 474 308 56 Instituto Costarricense de El
11172 446 99 70 Servicios Alestra S.A de C.V
3816 442 194 69 Empresa Nacional de Telecomun
Complete listing at http://thyme.apnic.net/current/data-ASnet-LACNIC
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
8452 983 445 9 TEDATA
24863 715 144 40 LINKdotNET AS number
36992 588 131 174 Etisalat MISR
3741 273 855 234 The Internet Solution
33776 262 14 11 Starcomms Nigeria Limited
2018 209 215 121 Tertiary Education Network
6713 177 167 12 Itissalat Al-MAGHRIB
29571 169 19 9 Ci Telecom Autonomous system
24835 133 78 11 RAYA Telecom - Egypt
29975 133 506 14 Vodacom
Complete listing at http://thyme.apnic.net/current/data-ASnet-AFRINIC
Global Per AS prefix count summary
----------------------------------
ASN No of nets /20 equiv MaxAgg Description
6389 4110 3859 315 bellsouth.net, inc.
4323 3786 1084 393 Time Warner Telecom
4766 1861 8533 478 Korea Telecom (KIX)
1785 1838 698 129 PaeTec Communications, Inc.
8151 1584 2893 235 UniNet S.A. de C.V.
7018 1560 5774 1007 AT&T WorldNet Services
20115 1554 1491 663 Charter Communications
2386 1318 617 929 AT&T Data Communications Serv
4755 1300 293 142 TATA Communications formerly
17488 1284 132 136 Hathway IP Over Cable Interne
Complete listing at http://thyme.apnic.net/current/data-ASnet
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4323 3786 3393 Time Warner Telecom
1785 1838 1709 PaeTec Communications, Inc.
4766 1861 1383 Korea Telecom (KIX)
8151 1584 1349 UniNet S.A. de C.V.
4755 1300 1158 TATA Communications formerly
17488 1284 1148 Hathway IP Over Cable Interne
11492 1141 1127 Cable One
22773 1124 1055 Cox Communications, Inc.
18101 1091 1052 Reliance Infocom Ltd Internet
18566 1059 1049 Covad Communications
Complete listing at http://thyme.apnic.net/current/data-CIDRnet
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
16927 UNALLOCATED 12.0.252.0/23 7018 AT&T WorldNet Servic
15132 UNALLOCATED 12.9.150.0/24 7018 AT&T WorldNet Servic
32567 UNALLOCATED 12.14.170.0/24 7018 AT&T WorldNet Servic
13746 UNALLOCATED 12.24.56.0/24 7018 AT&T WorldNet Servic
32567 UNALLOCATED 12.25.107.0/24 7018 AT&T WorldNet Servic
26973 UNALLOCATED 12.39.152.0/24 7018 AT&T WorldNet Servic
26973 UNALLOCATED 12.39.154.0/23 7018 AT&T WorldNet Servic
26973 UNALLOCATED 12.39.155.0/24 7018 AT&T WorldNet Servic
26973 UNALLOCATED 12.39.159.0/24 7018 AT&T WorldNet Servic
25639 UNALLOCATED 12.41.169.0/24 7018 AT&T WorldNet Servic
Complete listing at http://thyme.apnic.net/current/data-badAS
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
2.0.0.0/16 12654 RIPE NCC RIS Project
2.1.0.0/21 12654 RIPE NCC RIS Project
2.1.24.0/24 12654 RIPE NCC RIS Project
2.2.2.0/24 12654 RIPE NCC RIS Project
41.77.236.0/22 23456 32-bit ASN transition
41.190.64.0/22 28683 Office des Postes et telecomm
41.190.66.0/24 37039 >>UNKNOWN<<
41.202.96.0/19 29571 Ci Telecom Autonomous system
41.216.32.0/19 28683 Office des Postes et telecomm
41.220.144.0/20 36918 ORASCOM TELECOM ALGERIE VSAT
Complete listing at http://thyme.apnic.net/current/data-add-IANA
Number of prefixes announced per prefix length (Global)
-------------------------------------------------------
/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:21 /9:10 /10:25 /11:65 /12:187
/13:389 /14:658 /15:1235 /16:10945 /17:5165 /18:8729
/19:18058 /20:21934 /21:22098 /22:28426 /23:28157 /24:163206
/25:937 /26:1178 /27:580 /28:229 /29:13 /30:7
/31:0 /32:8
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
6389 2668 4110 bellsouth.net, inc.
4323 2352 3786 Time Warner Telecom
4766 1474 1861 Korea Telecom (KIX)
1785 1301 1838 PaeTec Communications, Inc.
11492 1056 1141 Cable One
17488 1051 1284 Hathway IP Over Cable Interne
18566 1040 1059 Covad Communications
18101 964 1091 Reliance Infocom Ltd Internet
7018 937 1560 AT&T WorldNet Services
10620 914 1008 TVCABLE BOGOTA
Complete listing at http://thyme.apnic.net/current/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
2:2 4:12 8:240 12:1991 13:10 15:22
16:3 17:8 20:39 24:1349 27:1 32:48
38:641 40:99 41:2037 44:3 46:1 47:26
52:6 55:2 56:2 57:23 58:642 59:633
60:400 61:1097 62:1038 63:2013 64:3802 65:2351
66:4182 67:1781 68:1042 69:2841 70:687 71:236
72:1872 73:2 74:2121 75:241 76:335 77:817
78:576 79:394 80:998 81:777 82:449 83:435
84:644 85:1011 86:382 87:674 88:424 89:1539
90:76 91:2699 92:435 93:1162 94:1390 95:517
96:230 97:300 98:499 99:23 100:1 109:374
110:311 111:442 112:233 113:228 114:364 115:564
116:1031 117:623 118:385 119:857 120:148 121:841
122:1387 123:883 124:1069 125:1294 128:208 129:204
130:141 131:483 132:89 133:16 134:195 135:44
136:225 137:170 138:240 139:92 140:477 141:136
142:378 143:345 144:399 145:51 146:414 147:168
148:573 149:207 150:151 151:168 152:251 153:166
154:2 155:276 156:178 157:332 158:100 159:356
160:305 161:177 162:268 163:163 164:311 165:464
166:504 167:389 168:764 169:158 170:577 171:46
172:2 173:516 174:538 175:50 178:2 180:354
182:23 183:223 184:12 186:315 187:226 188:1358
189:693 190:3520 192:5716 193:4506 194:3365 195:2784
196:1171 198:3547 199:3388 200:5306 201:1458 202:8034
203:8283 204:4017 205:2172 206:2437 207:3007 208:3906
209:3450 210:2549 211:1196 212:1708 213:1655 214:260
215:61 216:4474 217:1520 218:485 219:427 220:1077
221:381 222:306
End of report
Routing Table Report 00:00 GMT Thu 25 Feb, 2010
NB: RouteViews data includes iBGP information from some ASNs.
Treat the information provided below appropriately.
Report Website: http://thyme.apnic.net
Detailed Analysis: http://thyme.apnic.net/rviews/
Analysis Summary
----------------
BGP routing table entries examined: 316979
Prefixes after maximum aggregation: 144485
Deaggregation factor: 2.19
Unique aggregates announced to Internet: 133839
Total ASes present in the Internet Routing Table: 33408
Prefixes per ASN: 9.49
Origin-only ASes present in the Internet Routing Table: 28992
Origin ASes announcing only one prefix: 14112
Transit ASes present in the Internet Routing Table: 4416
Transit-only ASes present in the Internet Routing Table: 98
Average AS path length visible in the Internet Routing Table: 5.3
Max AS path length visible: 39
Max AS path prepend of ASN (48687) 24
Prefixes from unregistered ASNs in the Routing Table: 499
Unregistered ASNs in the Routing Table: 167
Number of 32-bit ASNs allocated by the RIRs: 444
Prefixes from 32-bit ASNs in the Routing Table: 4
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 232
Number of addresses announced to Internet: 1708973794
Equivalent to 101 /8s, 220 /16s and 222 /24s
Percentage of available address space announced: 46.1
Percentage of allocated address space announced: 51.2
Percentage of available address space allocated: 90.0
Percentage of address space in use by end-sites: 81.2
Total number of prefixes smaller than registry allocations: 152706
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 75387
Total APNIC prefixes after maximum aggregation: 25601
APNIC Deaggregation factor: 2.94
Prefixes being announced from the APNIC address blocks: 72169
Unique aggregates announced from the APNIC address blocks: 21135
APNIC Region origin ASes present in the Internet Routing Table: 3953
APNIC Prefixes per ASN: 18.26
APNIC Region origin ASes announcing only one prefix: 1092
APNIC Region transit ASes present in the Internet Routing Table: 613
Average APNIC Region AS path length visible: 5.9
Max APNIC Region AS path length visible: 18
Number of APNIC addresses announced to Internet: 252703744
Equivalent to 15 /8s, 15 /16s and 244 /24s
Percentage of available APNIC address space announced: 39.6
APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079
55296-56319, 131072-132095
APNIC Address Blocks 1/8, 27/8, 43/8, 58/8, 59/8, 60/8, 61/8,
110/8, 111/8, 112/8, 113/8, 114/8, 115/8, 116/8,
117/8, 118/8, 119/8, 120/8, 121/8, 122/8, 123/8,
124/8, 125/8, 126/8, 133/8, 175/8, 180/8, 182/8,
183/8, 202/8, 203/8, 210/8, 211/8, 218/8, 219/8,
220/8, 221/8, 222/8,
ARIN Region Analysis Summary
----------------------------
Prefixes being announced by ARIN Region ASes: 132437
Total ARIN prefixes after maximum aggregation: 68308
ARIN Deaggregation factor: 1.94
Prefixes being announced from the ARIN address blocks: 105826
Unique aggregates announced from the ARIN address blocks: 38429
ARIN Region origin ASes present in the Internet Routing Table: 13533
ARIN Prefixes per ASN: 7.82
ARIN Region origin ASes announcing only one prefix: 5223
ARIN Region transit ASes present in the Internet Routing Table: 1352
Average ARIN Region AS path length visible: 5.0
Max ARIN Region AS path length visible: 25
Number of ARIN addresses announced to Internet: 670721825
Equivalent to 39 /8s, 250 /16s and 103 /24s
Percentage of available ARIN address space announced: 57.1
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, 46080-47103
53248-55295, 393216-394239
ARIN Address Blocks 3/8, 4/8, 6/8, 7/8, 8/8, 9/8, 11/8,
12/8, 13/8, 15/8, 16/8, 17/8, 18/8, 19/8,
20/8, 21/8, 22/8, 24/8, 26/8, 28/8, 29/8,
30/8, 32/8, 33/8, 34/8, 35/8, 38/8, 40/8,
44/8, 45/8, 47/8, 48/8, 50/8, 52/8, 54/8,
55/8, 56/8, 63/8, 64/8, 65/8, 66/8, 67/8,
68/8, 69/8, 70/8, 71/8, 72/8, 73/8, 74/8,
75/8, 76/8, 96/8, 97/8, 98/8, 99/8, 107/8,
108/8, 173/8, 174/8, 184/8, 199/8, 204/8, 205/8,
206/8, 207/8, 208/8, 209/8, 214/8, 215/8, 216/8,
RIPE Region Analysis Summary
----------------------------
Prefixes being announced by RIPE Region ASes: 73798
Total RIPE prefixes after maximum aggregation: 42000
RIPE Deaggregation factor: 1.76
Prefixes being announced from the RIPE address blocks: 66738
Unique aggregates announced from the RIPE address blocks: 37902
RIPE Region origin ASes present in the Internet Routing Table: 14153
RIPE Prefixes per ASN: 4.72
RIPE Region origin ASes announcing only one prefix: 7302
RIPE Region transit ASes present in the Internet Routing Table: 2122
Average RIPE Region AS path length visible: 5.5
Max RIPE Region AS path length visible: 39
Number of RIPE addresses announced to Internet: 363327904
Equivalent to 21 /8s, 167 /16s and 241 /24s
Percentage of available RIPE address space announced: 67.7
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
40960-45055, 47104-52223, 196608-197631
RIPE Address Blocks 2/8, 25/8, 46/8, 51/8, 62/8, 77/8, 78/8,
79/8, 80/8, 81/8, 82/8, 83/8, 84/8, 85/8,
86/8, 87/8, 88/8, 89/8, 90/8, 91/8, 92/8,
93/8, 94/8, 95/8, 109/8, 178/8, 193/8, 194/8,
195/8, 212/8, 213/8, 217/8,
LACNIC Region Analysis Summary
------------------------------
Prefixes being announced by LACNIC Region ASes: 28411
Total LACNIC prefixes after maximum aggregation: 6671
LACNIC Deaggregation factor: 4.26
Prefixes being announced from the LACNIC address blocks: 26754
Unique aggregates announced from the LACNIC address blocks: 14078
LACNIC Region origin ASes present in the Internet Routing Table: 1250
LACNIC Prefixes per ASN: 21.40
LACNIC Region origin ASes announcing only one prefix: 399
LACNIC Region transit ASes present in the Internet Routing Table: 210
Average LACNIC Region AS path length visible: 5.0
Max LACNIC Region AS path length visible: 23
Number of LACNIC addresses announced to Internet: 71013132
Equivalent to 4 /8s, 59 /16s and 147 /24s
Percentage of available LACNIC address space announced: 70.5
LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247,
262144-263167 plus ERX transfers
LACNIC Address Blocks 186/8, 187/8, 189/8, 190/8, 200/8, 201/8,
AfriNIC Region Analysis Summary
-------------------------------
Prefixes being announced by AfriNIC Region ASes: 6698
Total AfriNIC prefixes after maximum aggregation: 1771
AfriNIC Deaggregation factor: 3.78
Prefixes being announced from the AfriNIC address blocks: 5040
Unique aggregates announced from the AfriNIC address blocks: 1455
AfriNIC Region origin ASes present in the Internet Routing Table: 344
AfriNIC Prefixes per ASN: 14.65
AfriNIC Region origin ASes announcing only one prefix: 96
AfriNIC Region transit ASes present in the Internet Routing Table: 73
Average AfriNIC Region AS path length visible: 5.4
Max AfriNIC Region AS path length visible: 17
Number of AfriNIC addresses announced to Internet: 14849792
Equivalent to 0 /8s, 226 /16s and 151 /24s
Percentage of available AfriNIC address space announced: 44.3
AfriNIC AS Blocks 36864-37887, 327680-328703 & ERX transfers
AfriNIC Address Blocks 41/8, 197/8,
APNIC Region per AS prefix count summary
----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
4766 1705 8533 472 Korea Telecom (KIX)
4755 1305 293 147 Videsh Sanchar Nigam Ltd. Aut
17488 1284 132 136 Hathway IP Over Cable Interne
18101 1091 221 39 Reliance Infocom Ltd Internet
9583 998 75 495 Sify Limited
4134 960 19606 398 CHINANET-BACKBONE
7545 954 199 101 TPG Internet Pty Ltd
17974 924 278 45 PT TELEKOMUNIKASI INDONESIA
4808 858 1597 212 CNCGROUP IP network: China169
24560 850 300 167 Bharti Airtel Ltd.
Complete listing at http://thyme.apnic.net/rviews/data-ASnet-APNIC
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
6389 4109 3859 314 bellsouth.net, inc.
4323 3790 1085 395 Time Warner Telecom
20115 2188 1493 657 Charter Communications
1785 1844 698 129 AppliedTheory Corporation
7018 1560 5766 1004 AT&T WorldNet Services
2386 1316 602 934 AT&T Data Communications Serv
3356 1212 10943 418 Level 3 Communications, LLC
11492 1141 222 14 Cable One
22773 1123 2602 69 Cox Communications, Inc.
6478 1117 241 227 AT&T Worldnet Services
Complete listing at http://thyme.apnic.net/rviews/data-ASnet-ARIN
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
35805 579 40 5 United Telecom AS
9116 565 296 31 Goldenlines main autonomous s
3292 467 1904 396 TDC Tele Danmark
30890 451 101 204 Evolva Telecom
3216 436 133 30 Teleross, Moscow, Russia
702 428 1870 340 UUNET - Commercial IP service
8551 396 353 37 Bezeq International
8866 376 110 21 Bulgarian Telecommunication C
3320 359 7071 314 Deutsche Telekom AG
3301 353 1413 314 TeliaNet Sweden
Complete listing at http://thyme.apnic.net/rviews/data-ASnet-RIPE
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
8151 1580 2893 234 Uninet S.A. de C.V.
28573 1085 697 84 Types of queries are: POCs, o
10620 1007 226 154 TVCABLE BOGOTA
7303 683 359 99 Telecom Argentina Stet-France
22047 524 310 15 Types of queries are: POCs, o
6503 500 167 193 AVANTEL, S.A.
7738 496 922 30 Telecomunicacoes da Bahia S.A
11830 475 308 56 Instituto Costarricense de El
11172 447 99 71 Alestra
3816 443 194 70 COLOMBIA TELECOMUNICACIONES S
Complete listing at http://thyme.apnic.net/rviews/data-ASnet-LACNIC
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
8452 998 445 9 TEDATA
24863 718 144 40 LINKdotNET AS number
36992 588 131 174 Etisalat MISR
3741 271 851 233 The Internet Solution
33776 261 14 11 Starcomms Nigeria Limited
2018 209 215 121 TENET-1
6713 177 167 12 Itissalat Al-MAGHRIB
29571 169 19 9 Ci Telecom Autonomous system
29975 134 506 15 Vodacom
24835 132 78 11 RAYA Telecom - Egypt
Complete listing at http://thyme.apnic.net/rviews/data-ASnet-AFRINIC
Global Per AS prefix count summary
----------------------------------
ASN No of nets /20 equiv MaxAgg Description
6389 4109 3859 314 bellsouth.net, inc.
4323 3790 1085 395 Time Warner Telecom
20115 2188 1493 657 Charter Communications
1785 1844 698 129 AppliedTheory Corporation
4766 1705 8533 472 Korea Telecom (KIX)
8151 1580 2893 234 Uninet S.A. de C.V.
7018 1560 5766 1004 AT&T WorldNet Services
2386 1316 602 934 AT&T Data Communications Serv
4755 1305 293 147 Videsh Sanchar Nigam Ltd. Aut
17488 1284 132 136 Hathway IP Over Cable Interne
Complete listing at http://thyme.apnic.net/rviews/data-ASnet
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4323 3790 3395 Time Warner Telecom
1785 1844 1715 AppliedTheory Corporation
20115 2188 1531 Charter Communications
8151 1580 1346 Uninet S.A. de C.V.
4766 1705 1233 Korea Telecom (KIX)
4755 1305 1158 Videsh Sanchar Nigam Ltd. Aut
17488 1284 1148 Hathway IP Over Cable Interne
11492 1141 1127 Cable One
22773 1123 1054 Cox Communications, Inc.
18101 1091 1052 Reliance Infocom Ltd Internet
Complete listing at http://thyme.apnic.net/rviews/data-CIDRnet
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
16927 UNALLOCATED 12.0.252.0/23 7018 AT&T WorldNet Servic
15132 UNALLOCATED 12.9.150.0/24 7018 AT&T WorldNet Servic
32567 UNALLOCATED 12.14.170.0/24 7018 AT&T WorldNet Servic
13746 UNALLOCATED 12.24.56.0/24 7018 AT&T WorldNet Servic
32567 UNALLOCATED 12.25.107.0/24 7018 AT&T WorldNet Servic
26973 UNALLOCATED 12.39.152.0/24 7018 AT&T WorldNet Servic
26973 UNALLOCATED 12.39.154.0/23 7018 AT&T WorldNet Servic
26973 UNALLOCATED 12.39.155.0/24 1239 Sprint
26973 UNALLOCATED 12.39.159.0/24 1239 Sprint
25639 UNALLOCATED 12.41.169.0/24 7018 AT&T WorldNet Servic
Complete listing at http://thyme.apnic.net/rviews/data-badAS
Prefixes from private and non-routed address space (Global)
-----------------------------------------------------------
Prefix Origin AS Description
10.29.248.71/32 286 KPNQwest Backbone AS
Complete listing at http://thyme.apnic.net/rviews/data-dsua
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
2.0.0.0/16 12654 RIPE NCC RIS Project
2.1.0.0/21 12654 RIPE NCC RIS Project
2.1.24.0/24 12654 RIPE NCC RIS Project
2.2.2.0/24 12654 RIPE NCC RIS Project
41.77.236.0/22 5 Symbolics, Inc.
41.190.64.0/22 28683 Office des Postes et telecomm
41.190.66.0/24 37039 >>UNKNOWN<<
41.202.96.0/19 29571 Ci Telecom Autonomous system
41.216.32.0/19 28683 Office des Postes et telecomm
41.220.144.0/20 36918 ORASCOM TELECOM ALGERIE VSAT
Complete listing at http://thyme.apnic.net/rviews/data-add-IANA
Number of prefixes announced per prefix length (Global)
-------------------------------------------------------
/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:22 /9:10 /10:25 /11:65 /12:187
/13:389 /14:657 /15:1237 /16:10972 /17:5252 /18:8863
/19:18536 /20:22271 /21:22409 /22:28922 /23:28716 /24:164500
/25:587 /26:904 /27:296 /28:453 /29:740 /30:611
/31:3 /32:352
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
6389 2667 4109 bellsouth.net, inc.
4323 2355 3790 Time Warner Telecom
4766 1319 1705 Korea Telecom (KIX)
1785 1309 1844 AppliedTheory Corporation
20115 1188 2188 Charter Communications
11492 1056 1141 Cable One
17488 1051 1284 Hathway IP Over Cable Interne
18566 1040 1059 Covad Communications
18101 964 1091 Reliance Infocom Ltd Internet
7018 938 1560 AT&T WorldNet Services
Complete listing at http://thyme.apnic.net/rviews/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
2:2 4:12 8:241 12:2003 13:10 15:22
16:3 17:8 20:39 24:1390 27:1 28:1
32:150 38:640 40:99 41:2063 44:3 46:1
47:26 52:6 55:2 56:2 57:35 58:642
59:632 60:399 61:1097 62:1059 63:2022 64:3825
65:2353 66:4218 67:1797 68:1067 69:2836 70:688
71:250 72:1887 73:2 74:2127 75:251 76:335
77:821 78:580 79:389 80:1012 81:788 82:468
83:445 84:647 85:1024 86:390 87:693 88:424
89:1537 90:75 91:2717 92:439 93:1167 94:1390
95:515 96:230 97:300 98:505 99:23 100:1
109:372 110:310 111:442 112:233 113:230 114:361
115:563 116:1035 117:621 118:380 119:857 120:148
121:848 122:1383 123:879 124:1067 125:1295 128:213
129:205 130:141 131:483 132:89 133:16 134:196
135:44 136:225 137:169 138:241 139:103 140:477
141:137 142:380 143:347 144:411 145:51 146:414
147:169 148:569 149:207 150:151 151:168 152:252
153:166 154:2 155:276 156:178 157:333 158:100
159:356 160:305 161:177 162:268 163:166 164:310
165:466 166:505 167:388 168:765 169:157 170:601
171:46 172:3 173:513 174:539 175:50 178:2
180:344 182:19 183:222 184:8 186:318 187:235
188:1294 189:729 190:3548 192:5759 193:4528 194:3407
195:2883 196:1170 198:3558 199:3392 200:5344 201:1496
202:8208 203:8292 204:4022 205:2178 206:2437 207:3023
208:3919 209:3466 210:2574 211:1217 212:1769 213:1683
214:256 215:61 216:4517 217:1531 218:490 219:455
220:1081 221:381 222:306
End of report
Routing Table Report 04:00 +10GMT Thu 25 Feb, 2010
Report Website: http://thyme.apnic.net
Detailed Analysis: http://thyme.apnic.net/current/
Analysis Summary
----------------
BGP routing table entries examined: 311951
Prefixes after maximum aggregation: 144379
Deaggregation factor: 2.16
Unique aggregates announced to Internet: 152977
Total ASes present in the Internet Routing Table: 33380
Prefixes per ASN: 9.35
Origin-only ASes present in the Internet Routing Table: 28985
Origin ASes announcing only one prefix: 14136
Transit ASes present in the Internet Routing Table: 4395
Transit-only ASes present in the Internet Routing Table: 96
Average AS path length visible in the Internet Routing Table: 3.6
Max AS path length visible: 22
Max AS path prepend of ASN (32374) 19
Prefixes from unregistered ASNs in the Routing Table: 866
Unregistered ASNs in the Routing Table: 137
Number of 32-bit ASNs allocated by the RIRs: 444
Prefixes from 32-bit ASNs in the Routing Table: 421
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 232
Number of addresses announced to Internet: 2207567808
Equivalent to 131 /8s, 148 /16s and 207 /24s
Percentage of available address space announced: 59.6
Percentage of allocated address space announced: 66.1
Percentage of available address space allocated: 90.0
Percentage of address space in use by end-sites: 81.2
Total number of prefixes smaller than registry allocations: 149923
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 74949
Total APNIC prefixes after maximum aggregation: 25954
APNIC Deaggregation factor: 2.89
Prefixes being announced from the APNIC address blocks: 71624
Unique aggregates announced from the APNIC address blocks: 31730
APNIC Region origin ASes present in the Internet Routing Table: 3962
APNIC Prefixes per ASN: 18.08
APNIC Region origin ASes announcing only one prefix: 1086
APNIC Region transit ASes present in the Internet Routing Table: 625
Average APNIC Region AS path length visible: 3.6
Max APNIC Region AS path length visible: 16
Number of APNIC addresses announced to Internet: 513208608
Equivalent to 30 /8s, 150 /16s and 241 /24s
Percentage of available APNIC address space announced: 80.5
APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079
55296-56319, 131072-132095
APNIC Address Blocks 1/8, 27/8, 43/8, 58/8, 59/8, 60/8, 61/8,
110/8, 111/8, 112/8, 113/8, 114/8, 115/8, 116/8,
117/8, 118/8, 119/8, 120/8, 121/8, 122/8, 123/8,
124/8, 125/8, 126/8, 133/8, 175/8, 180/8, 182/8,
183/8, 202/8, 203/8, 210/8, 211/8, 218/8, 219/8,
220/8, 221/8, 222/8,
ARIN Region Analysis Summary
----------------------------
Prefixes being announced by ARIN Region ASes: 130197
Total ARIN prefixes after maximum aggregation: 67798
ARIN Deaggregation factor: 1.92
Prefixes being announced from the ARIN address blocks: 104303
Unique aggregates announced from the ARIN address blocks: 39685
ARIN Region origin ASes present in the Internet Routing Table: 13523
ARIN Prefixes per ASN: 7.71
ARIN Region origin ASes announcing only one prefix: 5219
ARIN Region transit ASes present in the Internet Routing Table: 1329
Average ARIN Region AS path length visible: 3.4
Max ARIN Region AS path length visible: 22
Number of ARIN addresses announced to Internet: 739426080
Equivalent to 44 /8s, 18 /16s and 191 /24s
Percentage of available ARIN address space announced: 63.0
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, 46080-47103
53248-55295, 393216-394239
ARIN Address Blocks 3/8, 4/8, 6/8, 7/8, 8/8, 9/8, 11/8,
12/8, 13/8, 15/8, 16/8, 17/8, 18/8, 19/8,
20/8, 21/8, 22/8, 24/8, 26/8, 28/8, 29/8,
30/8, 32/8, 33/8, 34/8, 35/8, 38/8, 40/8,
44/8, 45/8, 47/8, 48/8, 50/8, 52/8, 54/8,
55/8, 56/8, 63/8, 64/8, 65/8, 66/8, 67/8,
68/8, 69/8, 70/8, 71/8, 72/8, 73/8, 74/8,
75/8, 76/8, 96/8, 97/8, 98/8, 99/8, 107/8,
108/8, 173/8, 174/8, 184/8, 199/8, 204/8, 205/8,
206/8, 207/8, 208/8, 209/8, 214/8, 215/8, 216/8,
RIPE Region Analysis Summary
----------------------------
Prefixes being announced by RIPE Region ASes: 71892
Total RIPE prefixes after maximum aggregation: 41813
RIPE Deaggregation factor: 1.72
Prefixes being announced from the RIPE address blocks: 64856
Unique aggregates announced from the RIPE address blocks: 42820
RIPE Region origin ASes present in the Internet Routing Table: 14133
RIPE Prefixes per ASN: 4.59
RIPE Region origin ASes announcing only one prefix: 7331
RIPE Region transit ASes present in the Internet Routing Table: 2121
Average RIPE Region AS path length visible: 3.9
Max RIPE Region AS path length visible: 21
Number of RIPE addresses announced to Internet: 415045248
Equivalent to 24 /8s, 189 /16s and 22 /24s
Percentage of available RIPE address space announced: 77.3
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
40960-45055, 47104-52223, 196608-197631
RIPE Address Blocks 2/8, 25/8, 46/8, 51/8, 62/8, 77/8, 78/8,
79/8, 80/8, 81/8, 82/8, 83/8, 84/8, 85/8,
86/8, 87/8, 88/8, 89/8, 90/8, 91/8, 92/8,
93/8, 94/8, 95/8, 109/8, 178/8, 193/8, 194/8,
195/8, 212/8, 213/8, 217/8,
LACNIC Region Analysis Summary
------------------------------
Prefixes being announced by LACNIC Region ASes: 27590
Total LACNIC prefixes after maximum aggregation: 6656
LACNIC Deaggregation factor: 4.15
Prefixes being announced from the LACNIC address blocks: 25933
Unique aggregates announced from the LACNIC address blocks: 14032
LACNIC Region origin ASes present in the Internet Routing Table: 1246
LACNIC Prefixes per ASN: 20.81
LACNIC Region origin ASes announcing only one prefix: 404
LACNIC Region transit ASes present in the Internet Routing Table: 211
Average LACNIC Region AS path length visible: 4.0
Max LACNIC Region AS path length visible: 22
Number of LACNIC addresses announced to Internet: 71005696
Equivalent to 4 /8s, 59 /16s and 118 /24s
Percentage of available LACNIC address space announced: 70.5
LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247,
262144-263167 plus ERX transfers
LACNIC Address Blocks 186/8, 187/8, 189/8, 190/8, 200/8, 201/8,
AfriNIC Region Analysis Summary
-------------------------------
Prefixes being announced by AfriNIC Region ASes: 6682
Total AfriNIC prefixes after maximum aggregation: 1769
AfriNIC Deaggregation factor: 3.78
Prefixes being announced from the AfriNIC address blocks: 5030
Unique aggregates announced from the AfriNIC address blocks: 1470
AfriNIC Region origin ASes present in the Internet Routing Table: 343
AfriNIC Prefixes per ASN: 14.66
AfriNIC Region origin ASes announcing only one prefix: 96
AfriNIC Region transit ASes present in the Internet Routing Table: 71
Average AfriNIC Region AS path length visible: 3.8
Max AfriNIC Region AS path length visible: 17
Number of AfriNIC addresses announced to Internet: 14823680
Equivalent to 0 /8s, 226 /16s and 49 /24s
Percentage of available AfriNIC address space announced: 44.2
AfriNIC AS Blocks 36864-37887, 327680-328703 & ERX transfers
AfriNIC Address Blocks 41/8, 197/8,
APNIC Region per AS prefix count summary
----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
4766 1861 8533 478 Korea Telecom (KIX)
4755 1290 289 143 TATA Communications formerly
17488 1284 132 136 Hathway IP Over Cable Interne
18101 1091 221 39 Reliance Infocom Ltd Internet
4134 1019 19606 398 CHINANET-BACKBONE
9583 998 75 495 Sify Limited
7545 954 199 100 TPG Internet Pty Ltd
17974 926 278 45 PT TELEKOMUNIKASI INDONESIA
4808 850 1582 211 CNCGROUP IP network: China169
24560 850 300 167 Bharti Airtel Ltd., Telemedia
Complete listing at http://thyme.apnic.net/current/data-ASnet-APNIC
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
6389 4111 3859 315 bellsouth.net, inc.
4323 3789 1085 394 Time Warner Telecom
1785 1845 698 129 PaeTec Communications, Inc.
7018 1561 5774 1008 AT&T WorldNet Services
20115 1554 1491 663 Charter Communications
2386 1318 617 929 AT&T Data Communications Serv
3356 1200 10941 417 Level 3 Communications, LLC
11492 1136 222 14 Cable One
22773 1123 2602 69 Cox Communications, Inc.
6478 1117 241 227 AT&T Worldnet Services
Complete listing at http://thyme.apnic.net/current/data-ASnet-ARIN
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
35805 579 40 5 United Telecom of Georgia
3292 453 1904 394 TDC Tele Danmark
30890 451 101 204 Evolva Telecom
702 424 1869 336 UUNET - Commercial IP service
8551 396 353 37 Bezeq International
8866 376 110 21 Bulgarian Telecommunication C
3320 359 7071 314 Deutsche Telekom AG
3301 353 1413 314 TeliaNet Sweden
3215 347 3206 103 France Telecom Transpac
12479 325 576 5 Uni2 Autonomous System
Complete listing at http://thyme.apnic.net/current/data-ASnet-RIPE
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
8151 1584 2877 235 UniNet S.A. de C.V.
10620 1007 226 154 TVCABLE BOGOTA
28573 886 697 83 NET Servicos de Comunicao S.A
7303 682 359 99 Telecom Argentina Stet-France
22047 515 310 15 VTR PUNTO NET S.A.
6503 499 167 193 AVANTEL, S.A.
7738 476 922 30 Telecomunicacoes da Bahia S.A
11830 474 308 56 Instituto Costarricense de El
11172 446 99 70 Servicios Alestra S.A de C.V
3816 440 194 69 Empresa Nacional de Telecomun
Complete listing at http://thyme.apnic.net/current/data-ASnet-LACNIC
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
8452 998 445 9 TEDATA
24863 718 144 40 LINKdotNET AS number
36992 588 131 174 Etisalat MISR
3741 272 854 233 The Internet Solution
33776 261 14 11 Starcomms Nigeria Limited
2018 210 215 121 Tertiary Education Network
6713 177 167 12 Itissalat Al-MAGHRIB
29571 169 19 9 Ci Telecom Autonomous system
29975 134 506 15 Vodacom
24835 132 78 11 RAYA Telecom - Egypt
Complete listing at http://thyme.apnic.net/current/data-ASnet-AFRINIC
Global Per AS prefix count summary
----------------------------------
ASN No of nets /20 equiv MaxAgg Description
6389 4111 3859 315 bellsouth.net, inc.
4323 3789 1085 394 Time Warner Telecom
4766 1861 8533 478 Korea Telecom (KIX)
1785 1845 698 129 PaeTec Communications, Inc.
8151 1584 2877 235 UniNet S.A. de C.V.
7018 1561 5774 1008 AT&T WorldNet Services
20115 1554 1491 663 Charter Communications
2386 1318 617 929 AT&T Data Communications Serv
4755 1290 289 143 TATA Communications formerly
17488 1284 132 136 Hathway IP Over Cable Interne
Complete listing at http://thyme.apnic.net/current/data-ASnet
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4323 3789 3395 Time Warner Telecom
1785 1845 1716 PaeTec Communications, Inc.
4766 1861 1383 Korea Telecom (KIX)
8151 1584 1349 UniNet S.A. de C.V.
17488 1284 1148 Hathway IP Over Cable Interne
4755 1290 1147 TATA Communications formerly
11492 1136 1122 Cable One
22773 1123 1054 Cox Communications, Inc.
18101 1091 1052 Reliance Infocom Ltd Internet
18566 1059 1049 Covad Communications
Complete listing at http://thyme.apnic.net/current/data-CIDRnet
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
16927 UNALLOCATED 12.0.252.0/23 7018 AT&T WorldNet Servic
15132 UNALLOCATED 12.9.150.0/24 7018 AT&T WorldNet Servic
32567 UNALLOCATED 12.14.170.0/24 7018 AT&T WorldNet Servic
13746 UNALLOCATED 12.24.56.0/24 7018 AT&T WorldNet Servic
32567 UNALLOCATED 12.25.107.0/24 7018 AT&T WorldNet Servic
26973 UNALLOCATED 12.39.152.0/24 7018 AT&T WorldNet Servic
26973 UNALLOCATED 12.39.154.0/23 7018 AT&T WorldNet Servic
26973 UNALLOCATED 12.39.155.0/24 7018 AT&T WorldNet Servic
26973 UNALLOCATED 12.39.159.0/24 7018 AT&T WorldNet Servic
25639 UNALLOCATED 12.41.169.0/24 7018 AT&T WorldNet Servic
Complete listing at http://thyme.apnic.net/current/data-badAS
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
2.0.0.0/16 12654 RIPE NCC RIS Project
2.1.0.0/21 12654 RIPE NCC RIS Project
2.1.24.0/24 12654 RIPE NCC RIS Project
2.2.2.0/24 12654 RIPE NCC RIS Project
41.77.236.0/22 23456 32-bit ASN transition
41.190.64.0/22 28683 Office des Postes et telecomm
41.190.66.0/24 37039 >>UNKNOWN<<
41.202.96.0/19 29571 Ci Telecom Autonomous system
41.216.32.0/19 28683 Office des Postes et telecomm
41.220.144.0/20 36918 ORASCOM TELECOM ALGERIE VSAT
Complete listing at http://thyme.apnic.net/current/data-add-IANA
Number of prefixes announced per prefix length (Global)
-------------------------------------------------------
/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:21 /9:10 /10:25 /11:65 /12:187
/13:389 /14:657 /15:1234 /16:10948 /17:5151 /18:8722
/19:18035 /20:21891 /21:22062 /22:28405 /23:28130 /24:163075
/25:932 /26:1175 /27:580 /28:229 /29:13 /30:7
/31:0 /32:8
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
6389 2669 4111 bellsouth.net, inc.
4323 2354 3789 Time Warner Telecom
4766 1474 1861 Korea Telecom (KIX)
1785 1309 1845 PaeTec Communications, Inc.
11492 1051 1136 Cable One
17488 1051 1284 Hathway IP Over Cable Interne
18566 1040 1059 Covad Communications
18101 964 1091 Reliance Infocom Ltd Internet
7018 938 1561 AT&T WorldNet Services
10620 913 1007 TVCABLE BOGOTA
Complete listing at http://thyme.apnic.net/current/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
2:2 4:12 8:238 12:2003 13:10 15:22
16:3 17:8 20:39 24:1347 27:1 28:1
32:48 38:651 40:99 41:2063 44:3 46:1
47:26 52:6 55:2 56:2 57:23 58:642
59:632 60:400 61:1097 62:1050 63:2010 64:3801
65:2352 66:4170 67:1780 68:1044 69:2826 70:687
71:236 72:1866 73:2 74:2123 75:241 76:335
77:817 78:575 79:388 80:1003 81:778 82:450
83:436 84:633 85:1019 86:377 87:688 88:424
89:1541 90:76 91:2698 92:435 93:1160 94:1388
95:512 96:230 97:299 98:498 99:23 100:1
109:369 110:310 111:441 112:233 113:229 114:364
115:565 116:1029 117:622 118:380 119:856 120:148
121:841 122:1382 123:879 124:1069 125:1294 128:212
129:204 130:141 131:483 132:88 133:16 134:195
135:44 136:225 137:170 138:238 139:92 140:475
141:137 142:379 143:348 144:413 145:51 146:414
147:168 148:572 149:207 150:151 151:168 152:251
153:166 154:2 155:276 156:178 157:332 158:100
159:356 160:305 161:177 162:268 163:166 164:311
165:462 166:505 167:388 168:763 169:158 170:577
171:46 172:2 173:512 174:537 175:50 178:2
180:343 182:18 183:222 184:8 186:318 187:214
188:1292 189:687 190:3521 192:5712 193:4505 194:3367
195:2786 196:1168 198:3547 199:3387 200:5311 201:1457
202:8018 203:8277 204:4017 205:2175 206:2436 207:3009
208:3908 209:3449 210:2549 211:1197 212:1705 213:1640
214:257 215:61 216:4469 217:1524 218:484 219:427
220:1078 221:381 222:306
End of report
