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[bgp-stats] Routing Table Report - Japan view
* BGP Statistics focusing on the Asia Pacific Region *
* To unsubscribe: send "unsubscribe" to bgp-stats-request@lists.apnic.net *
Routing Table Report 04:00 +10GMT Sat 23 Nov, 2002
Analysis Summary
----------------
BGP routing table entries examined: 118996
Prefixes after maximum aggregation: 75332
Unique aggregates announced to Internet: 56387
Total ASes present in the Internet Routing Table: 14124
Origin-only ASes present in the Internet Routing Table: 12229
Origin ASes announcing only one prefix: 5542
Transit ASes present in the Internet Routing Table: 1895
Transit-only ASes present in the Internet Routing Table: 69
Average AS path length visible in the Internet Routing Table: 5.4
Max AS path length visible: 23
Illegal AS announcements present in the Routing Table: 2
Non-routable prefixes present in the Routing Table: 0
Prefixes being announced from the IANA Reserved Address blocks: 36
Number of addresses announced to Internet: 1183976029
Equivalent to 70 /8s, 146 /16s and 10 /24s
Percentage of available address space announced: 31.9
Percentage of allocated address space announced: 58.5
Percentage of available address space allocated: 54.6
Total number of prefixes smaller than registry allocations: 50195
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 19201
Total APNIC prefixes after maximum aggregation: 11448
Prefixes being announced from the APNIC address blocks: 17743
Unique aggregates announced from the APNIC address blocks: 11154
APNIC Region origin ASes present in the Internet Routing Table: 1648
APNIC Region origin ASes announcing only one prefix: 527
APNIC Region transit ASes present in the Internet Routing Table: 291
Average APNIC Region AS path length visible: 5.3
Max APNIC Region AS path length visible: 13
Number of APNIC addresses announced to Internet: 100548000
Equivalent to 5 /8s, 254 /16s and 61 /24s
Percentage of available APNIC address space announced: 66.1
APNIC AS Blocks 4608 - 4864, 7467 - 7722, 9216 - 10239
17408 - 18431, 23552 - 24575
APNIC Address Blocks 61/8, 202/7, 210/7, 218/7 and 220/7
ARIN Region Analysis Summary
----------------------------
Prefixes being announced by ARIN Region ASes: 74882
Total ARIN prefixes after maximum aggregation: 46771
Prefixes being announced from the ARIN address blocks: 52381
Unique aggregates announced from the ARIN address blocks: 15702
ARIN Region origin ASes present in the Internet Routing Table: 7929
ARIN Region origin ASes announcing only one prefix: 2669
ARIN Region transit ASes present in the Internet Routing Table: 759
Average ARIN Region AS path length visible: 5.2
Max ARIN Region AS path length visible: 23
Number of ARIN addresses announced to Internet: 183598048
Equivalent to 10 /8s, 241 /16s and 123 /24s
Percentage of available ARIN address space announced: 68.4
ARIN AS Blocks 1 - 1876, 1902 - 2042, 2044 - 2046, 2048 - 2106
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
ARIN Address Blocks 24/8, 63/8, 64/6, 68/7, 199/8, 204/6, 208/7
and 216/8
RIPE Region Analysis Summary
----------------------------
Prefixes being announced by RIPE Region ASes: 20040
Total RIPE prefixes after maximum aggregation: 15015
Prefixes being announced from the RIPE address blocks: 16687
Unique aggregates announced from the RIPE address blocks: 11081
RIPE Region origin ASes present in the Internet Routing Table: 4159
RIPE Region origin ASes announcing only one prefix: 2266
RIPE Region transit ASes present in the Internet Routing Table: 765
Average RIPE Region AS path length visible: 5.7
Max RIPE Region AS path length visible: 14
Number of RIPE addresses announced to Internet: 119960512
Equivalent to 7 /8s, 38 /16s and 115 /24s
Percentage of available RIPE address space announced: 79.4
RIPE AS Blocks 1877 - 1901, 2043, 2047, 2107 - 2136, 2585 - 2614
2773 - 2822, 2830 - 2879, 3154 - 3353, 5377 - 5631
6656 - 6911, 8192 - 9215, 12288 - 13311, 15360 - 16383
20480 - 21503, 24576 - 25599
RIPE Address Blocks 62/8, 80/7, 193/8, 194/7, 212/7 and 217/8
LACNIC Region Analysis Summary
------------------------------
Prefixes being announced by LACNIC Region ASes: 4873
Total LACNIC prefixes after maximum aggregation: 2098
Prefixes being announced from the LACNIC address blocks: 4246
Unique aggregates announced from the LACNIC address blocks: 2748
LACNIC Region origin ASes present in the Internet Routing Table: 319
LACNIC Region origin ASes announcing only one prefix: 80
LACNIC Region transit ASes present in the Internet Routing Table: 68
Average LACNIC Region AS path length visible: 5.9
Max LACNIC Region AS path length visible: 16
Number of LACNIC addresses announced to Internet: 11748352
Equivalent to 0 /8s, 179 /16s and 68 /24s
Percentage of available LACNIC address space announced: 70.0
LACNIC AS Blocks 26592 - 26623, 27648 - 28671
LACNIC Address Blocks 200/8
APNIC Region per AS prefix count summary
----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
1221 1177 1184 852 Telstra Pty Ltd
703 396 364 312 UUNET
2907 351 1767 330 SINET Japan
2764 339 341 307 connect.com.au pty ltd
7474 306 279 202 Optus Communications Pty Ltd
4134 299 2351 101 Data Communications Bureau
4755 273 137 71 Videsh Sanchar Nigam Ltd. Aut
4814 247 79 15 China Telecom (Group)
17557 246 18 115 Pakistan Telecom
4766 236 1807 152 Korea Internet Exchange for "
17676 229 3554 29 XTAGE CORPORATION
9443 183 57 72 Primus Telecommunications
9583 173 33 11 Satyam Infoway Ltd.,
4515 143 102 75 Star Internet Services Ltd.
9768 134 385 73 Korea Telecom
4716 130 724 124 TTnet
9800 126 189 28 CHINA UNICOM
7657 125 24 90 The Internet Group Limited
4739 120 56 110 Commerical Internet eXchange
4621 115 11 69 UNINET-TH
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
3908 2112 1668 510 Supernet, Inc.
701 1743 9043 1247 UUNET Technologies, Inc.
7018 1366 7174 949 AT&T
1239 913 3172 660 Sprint
7843 666 389 278 Adelphia Corp.
852 665 1147 466 Telus Advanced Communications
1 658 8090 438 GENUITY
209 592 2048 337 Qwest
7046 587 861 285 UUNET Technologies, Inc.
19029 571 127 28 New Edge Networks
4323 525 455 167 Time Warner Communications, I
690 507 74 319 Merit Network
7066 489 204 257 Virginia Polytechnic Institut
6197 441 235 201 BellSouth Network Solutions,
705 438 134 198 UUNET Technologies, Inc.
3561 422 2283 360 Cable & Wireless USA
6198 412 176 197 BellSouth Network Solutions,
4355 403 313 118 EarthLink, Inc.
3549 393 743 292 Global Crossing
2548 390 1036 240 Business Internet, Inc.
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
702 822 2330 687 UUNET - Commercial IP service
3301 382 1164 337 TeliaNet Sweden
3215 311 789 172 France Telecom Transpac
3320 245 1964 221 Deutsche Telekom AG
680 237 2150 234 DFN-IP service G-WiN
1257 213 416 203 SWIPnet Swedish IP Network
5515 210 783 175 Sonera Solution Autonomous Sy
719 186 274 126 LANLINK autonomous system
5400 182 79 103 BT Ignite European Backbone
786 176 1873 176 The JANET IP Service
2856 176 1304 134 BTnet UK Regional network
8708 154 41 147 Romania Data Systems S.A.
3303 144 517 143 Swisscom Ltd
20858 138 17 4 This AS will be used to conne
12302 123 18 30 MobiFon S.A.
3246 119 375 116 Song Networks
8220 118 173 110 COLT Internet - International
3269 111 752 63 TELECOM ITALIA
3233 106 10 8 RNC - Romanian Natioanal R&D
2874 102 85 39 Global One Services AB
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
6140 263 114 57 ImpSat USA, Inc.
8151 213 347 114 UniNet S.A. de C.V.
7303 184 28 47 Telecom Argentina Stet-France
11172 167 88 34 Servicios Alestra S.A de C.V
6503 154 175 109 AVANTEL, S.A.
13999 127 36 8 Mega Cable S.A. de C.V.
16814 106 7 12 NSS, S.A.
10620 97 6 33 TVCABLE BOGOTA
11340 79 2 30 Red Universitaria Nacional
15311 74 27 37 Telefonica Empresas
1916 73 409 40 Fundacao de Amparo a Pesquisa
6535 72 5 16 Chilesat Servicios Empresari
4270 71 18 10 Red de Interconexion Universi
11992 67 7 29 Integrated Systems
6147 65 57 23 Telefonica Del Peru
7984 63 11 40 Global One Colombia
4926 62 4 50 Telintar S.A.
8065 60 6 15 Empresas Publicas de Medellin
15034 58 5 32 TIBA SA
7927 56 5 39 Global One Venezuela
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
19029 571 543 New Edge Networks
701 1743 496 UUNET Technologies, Inc.
7018 1366 417 AT&T
7843 666 388 Adelphia Corp.
18566 367 362 Covad Communications
4323 525 358 Time Warner Communications, I
1221 1177 325 Telstra Pty Ltd
1580 316 303 ANOSCEUR
7046 587 302 UUNET Technologies, Inc.
6347 361 287 SAVVIS Communications Corpora
4355 403 285 EarthLink, Inc.
11492 267 257 Cable One
209 592 255 Qwest
4151 314 255 USDA
22927 275 255 TELEFONICA DE ARGENTINA
1239 913 253 Sprint
6197 441 240 BellSouth Network Solutions,
705 438 240 UUNET Technologies, Inc.
376 343 239 Reseau Interordinateurs Scien
7066 489 232 Virginia Polytechnic Institut
List of Unregistered ASNs (Global)
----------------------------------
Bad AS Designation Network Transit AS Description
1877 UNALLOCATED 192.108.199.0/24 1880 Stupi, house man's p
5757 UNALLOCATED 207.19.224.0/24 701 UUNET Technologies,
Advertised Unregistered Addresses
---------------------------------
Network Origin AS Description
39.0.0.0/8 4554 Exchange Point Blocks
132.0.0.0/10 568 DISO-UNRRA
134.137.0.0/16 7170 AT&T Government Markets
135.0.0.0/13 10455 Lucent Technologies
137.0.0.0/13 568 DISO-UNRRA
138.94.0.0/16 1 GENUITY
156.108.0.0/16 14041 Colorado State University / A
158.0.0.0/13 568 DISO-UNRRA
164.233.0.0/16 6020 DISA NETWORK SERVICES
164.236.0.0/16 568 DISO-UNRRA
192.31.242.0/24 771 NASA Ames Research Center
192.44.0.0/19 702 UUNET - Commercial IP service
192.72.0.0/18 4780 Digital United Inc.
192.72.0.0/16 4780 Digital United Inc.
192.83.16.0/20 5515 Sonera Solution Autonomous Sy
192.83.32.0/19 5515 Sonera Solution Autonomous Sy
192.83.96.0/22 5515 Sonera Solution Autonomous Sy
192.83.100.0/24 5515 Sonera Solution Autonomous Sy
192.91.198.0/24 2568 CTS Network Services
192.119.135.0/24 270 NASA
192.135.50.0/24 7018 AT&T
192.136.79.0/24 719 LANLINK autonomous system
192.136.86.0/24 719 LANLINK autonomous system
192.136.87.0/24 719 LANLINK autonomous system
192.136.88.0/24 719 LANLINK autonomous system
192.136.136.0/24 7046 UUNET Technologies, Inc.
192.136.136.0/22 568 DISO-UNRRA
192.139.62.0/24 6539 GT Group Telecom Services Cor
192.140.0.0/16 5511 France Telecom
192.153.136.0/21 568 DISO-UNRRA
192.156.0.0/19 568 DISO-UNRRA
192.156.164.0/24 19548 Adelphia Business Solutions
192.172.0.0/19 568 DISO-UNRRA
192.208.29.0/24 3908 Supernet, Inc.
192.208.30.0/23 3908 Supernet, Inc.
192.243.36.0/23 2044 AUSNet, Inc.
Number of prefixes announced per prefix length (Global)
-------------------------------------------------------
/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:17 /9:3 /10:8 /11:11 /12:46
/13:91 /14:236 /15:439 /16:7307 /17:1540 /18:2746
/19:7962 /20:7621 /21:5427 /22:8333 /23:10081 /24:66179
/25:159 /26:186 /27:110 /28:104 /29:72 /30:235
/31:19 /32:64
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
3908 885 2112 Supernet, Inc.
19029 537 571 New Edge Networks
702 503 822 UUNET - Commercial IP service
701 502 1743 UUNET Technologies, Inc.
7843 464 666 Adelphia Corp.
690 455 507 Merit Network
7018 440 1366 AT&T
7066 387 489 Virginia Polytechnic Institut
18566 360 367 Covad Communications
6197 332 441 BellSouth Network Solutions,
6198 328 412 BellSouth Network Solutions,
1239 306 913 Sprint
1580 302 316 ANOSCEUR
209 277 592 Qwest
7046 277 587 UUNET Technologies, Inc.
11492 265 267 Cable One
3215 236 311 France Telecom Transpac
3301 227 382 TeliaNet Sweden
22927 225 275 TELEFONICA DE ARGENTINA
4355 223 403 EarthLink, Inc.
Number of /24s announced per /8 block (Global)
----------------------------------------------
4:3 8:1 12:603 13:10 15:4 17:3
20:5 24:850 25:1 32:46 38:28 40:13
44:1 55:1 57:15 61:392 62:382 63:1923
64:1348 65:1694 66:1220 67:184 68:173 69:22
80:314 81:82 128:119 129:141 130:19 131:67
132:9 133:2 134:150 135:7 136:488 137:109
138:215 139:80 140:154 141:92 142:88 143:46
144:149 145:18 146:246 147:248 148:258 149:77
150:43 151:85 152:289 153:36 154:8 155:100
156:108 157:52 158:110 159:152 160:21 161:72
162:138 163:88 164:256 165:137 166:93 167:296
168:372 169:56 170:263 171:6 192:5420 193:2352
194:2002 195:841 196:455 198:3698 199:3066 200:2594
202:3506 203:4831 204:3540 205:2342 206:2358 207:2518
208:2591 209:2878 210:612 211:293 212:869 213:791
214:12 215:20 216:3125 217:512 218:65 219:7
End of report
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