[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
[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 Fri 29 Mar, 2002
Analysis Summary
----------------
BGP routing table entries examined: 110470
Prefixes after maximum aggregation: 72279
Unique aggregates announced to Internet: 53547
Total ASes present in the Internet Routing Table: 12811
Origin-only ASes present in the Internet Routing Table: 11096
Origin ASes announcing only one prefix: 4858
Transit ASes present in the Internet Routing Table: 1715
Transit-only ASes present in the Internet Routing Table: 54
Average AS path length visible in the Internet Routing Table: 5.4
Max AS path length visible: 17
Illegal AS announcements present in the Routing Table: 15
Non-routable prefixes present in the Routing Table: 0
Prefixes being announced from the IANA Reserved Address blocks: 14
Number of addresses announced to Internet: 1162878312
Equivalent to 69 /8s, 80 /16s and 29 /24s
Percentage of available address space announced: 31.4
Percentage of allocated address space announced: 59.4
Percentage of available address space allocated: 52.8
Total number of prefixes smaller than registry allocations: 74155
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 18255
Total APNIC prefixes after maximum aggregation: 10759
Prefixes being announced from the APNIC address blocks: 16741
Unique aggregates announced from the APNIC address blocks: 10121
APNIC Region origin ASes present in the Internet Routing Table: 1468
APNIC Region origin ASes announcing only one prefix: 474
APNIC Region transit ASes present in the Internet Routing Table: 259
Average APNIC Region AS path length visible: 5.3
Max APNIC Region AS path length visible: 15
Number of APNIC addresses announced to Internet: 82181696
Equivalent to 4 /8s, 229 /16s and 254 /24s
Percentage of available APNIC address space announced: 60.8
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 220/8
ARIN Region Analysis Summary
----------------------------
Prefixes being announced by ARIN Region ASes: 73720
Total ARIN prefixes after maximum aggregation: 47340
Prefixes being announced from the ARIN address blocks: 52129
Unique aggregates announced from the ARIN address blocks: 17487
ARIN Region origin ASes present in the Internet Routing Table: 7585
ARIN Region origin ASes announcing only one prefix: 2391
ARIN Region transit ASes present in the Internet Routing Table: 768
Average ARIN Region AS path length visible: 5.2
Max ARIN Region AS path length visible: 16
Number of ARIN addresses announced to Internet: 184009412
Equivalent to 10 /8s, 247 /16s and 194 /24s
Percentage of available ARIN address space announced: 68.5
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
ARIN Address Blocks 24/8, 63/8, 64/6, 68/8, 199/8, 200/8, 204/6,
208/7 and 216/8
RIPE Region Analysis Summary
----------------------------
Prefixes being announced by RIPE Region ASes: 18489
Total RIPE prefixes after maximum aggregation: 14180
Prefixes being announced from the RIPE address blocks: 15207
Unique aggregates announced from the RIPE address blocks: 10101
RIPE Region origin ASes present in the Internet Routing Table: 3703
RIPE Region origin ASes announcing only one prefix: 1993
RIPE Region transit ASes present in the Internet Routing Table: 673
Average RIPE Region AS path length visible: 5.8
Max RIPE Region AS path length visible: 17
Number of RIPE addresses announced to Internet: 108229664
Equivalent to 6 /8s, 115 /16s and 116 /24s
Percentage of available RIPE address space announced: 71.7
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
APNIC Region per AS prefix count summary
----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
1221 1283 1210 943 Telstra Pty Ltd
4538 441 1194 17 China Education and Research
2907 437 1879 372 SINET Japan
703 417 336 325 UUNET Technologies, Inc.
2764 384 361 359 connect.com.au pty ltd
9394 331 113 4 CHINA RAILWAY Internet(CRNET)
7474 309 290 210 Optus Communications Pty Ltd
4755 289 112 83 Videsh Sanchar Nigam Ltd. Aut
9443 276 44 64 Primus Telecommunications
4134 272 1978 94 Data Communications Bureau
17557 255 17 95 Pakistan Telecom
4766 209 1516 147 Korea Internet Exchange for "
7539 168 256 161 TANet2, sponsored by NSC, TAI
4804 164 84 67 Microplex PTY LTD
9583 151 32 5 Satyam Infoway Ltd.,
9768 140 385 82 Korea Telecom
4780 130 186 40 Digital United Inc.
7657 122 22 85 The Internet Group Limited
4713 119 887 103 NTT Communications Corporatio
17676 119 1904 12 XTAGE CORPORATION
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
702 1029 2596 844 UUNET Technologies, Inc.
3301 389 923 344 TeliaNet Sweden
3215 267 581 175 France Telecom / &Equant
5515 264 696 169 Sonera Finland Autonomous Sys
680 232 2149 231 DFN-IP service G-WiN
1257 225 472 221 SWIPnet Swedish IP Network
3320 225 1964 173 Deutsche Telekom AG
5400 197 84 94 Concert European Core Network
786 182 1874 182 The JANET IP Service
719 163 289 118 LANLINK autonomous system
8708 161 23 148 Romania Data Systems S.A.
2856 130 788 119 BTnet UK Regional network
12302 125 8 46 MobiFon S.A.
3303 124 565 123 Swisscom Ltd
3269 117 694 71 TELECOM ITALIA
8297 117 53 67 Teleglobe Autonomous System i
5511 103 194 91 France Telecom
517 102 226 98 KPNQwest Germany GmbH
9051 101 6 25 INCONET Autonomous System
2874 96 84 36 Global One Services AB
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
701 2087 8462 1450 UUNET Technologies, Inc.
7018 1232 7528 916 AT&T
3908 849 1675 479 Supernet, Inc.
1239 818 3371 641 Sprint
1 800 8066 605 BBN Planet
852 629 1112 416 Telus Advanced Communications
4323 629 436 252 Time Warner Communications, I
7046 593 836 372 UUNET Technologies, Inc.
209 559 1993 323 Qwest
7132 522 552 161 Southwestern Bell Internet Se
3549 511 844 261 Global Crossing
690 457 68 300 Merit Network
2914 415 2162 412 Verio, Inc.
7843 413 314 48 Adelphia Corp.
705 380 116 272 UUNET Technologies, Inc.
2149 368 224 306 Performance Systems, Inc.
3741 341 731 234 The Internet Solution
7066 336 203 251 Virginia Polytechnic Institut
6197 332 217 173 BellSouth Network Solutions,
3561 319 2136 286 Cable & Wireless USA
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4538 441 424 China Education and Research
4323 629 377 Time Warner Communications, I
3908 849 370 Supernet, Inc.
7843 413 365 Adelphia Corp.
7132 522 361 Southwestern Bell Internet Se
1221 1283 340 Telstra Pty Ltd
9394 331 327 CHINA RAILWAY Internet(CRNET)
7018 1232 316 AT&T
4151 307 291 USDA
6198 311 280 BellSouth Network Solutions,
4565 311 277 Epoch Networks
11371 277 271 Rhythms NetConnections
3549 511 250 Global Crossing
6347 317 238 SAVVIS Communications Corpora
209 559 236 Qwest
7029 247 232 Alltel Information Services,
7046 593 221 UUNET Technologies, Inc.
852 629 213 Telus Advanced Communications
9443 276 212 Primus Telecommunications
4355 244 208 EarthLink, Inc.
List of Unregistered ASNs (Global)
----------------------------------
Bad AS Designation Network Transit AS Description
23279 UNALLOCATED 63.238.4.0/24 209 Qwest
23279 UNALLOCATED 65.218.242.0/24 209 Qwest
23279 UNALLOCATED 65.218.243.0/24 209 Qwest
23279 UNALLOCATED 65.218.244.0/24 209 Qwest
23279 UNALLOCATED 65.218.245.0/24 209 Qwest
64516 PRIVATE 137.164.227.0/24 2150 California State Uni
64516 PRIVATE 137.164.228.0/22 2150 California State Uni
112 UNALLOCATED 192.175.48.0/24 3557 Vixie Enterprises
65535 PRIVATE 198.93.230.0/24 3550 Ateneo de Manila Uni
65535 PRIVATE 198.93.231.0/24 3550 Ateneo de Manila Uni
65535 PRIVATE 198.94.168.0/24 3550 Ateneo de Manila Uni
65535 PRIVATE 198.94.169.0/24 3550 Ateneo de Manila Uni
5757 UNALLOCATED 207.19.224.0/24 701 UUNET Technologies,
23279 UNALLOCATED 216.207.52.0/24 209 Qwest
23279 UNALLOCATED 216.207.53.0/24 209 Qwest
Advertised Unregistered Addresses
---------------------------------
Network Origin AS Description
39.0.0.0/8 4554 Exchange Point Blocks
96.0.0.0/20 3549 Global Crossing
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 BBN Planet
144.7.0.0/16 701 UUNET Technologies, Inc.
153.36.0.0/14 701 UUNET Technologies, Inc.
154.150.0.0/16 6494 IDCI
158.0.0.0/13 568 DISO-UNRRA
164.233.0.0/16 6020 DISA NETWORK SERVICES
164.235.0.0/16 6025 US DOD NIC Unregistered
201.115.100.0/24 7018 AT&T
Number of prefixes announced per prefix length (Global)
-------------------------------------------------------
/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:18 /9:5 /10:8 /11:14 /12:35
/13:88 /14:231 /15:402 /16:7181 /17:1391 /18:2561
/19:7437 /20:6892 /21:4943 /22:7578 /23:9154 /24:61549
/25:223 /26:267 /27:117 /28:99 /29:102 /30:134
/31:0 /32:41
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
701 1354 2087 UUNET Technologies, Inc.
1221 1142 1283 Telstra Pty Ltd
702 654 1029 UUNET Technologies, Inc.
7018 647 1232 AT&T
3908 581 849 Supernet, Inc.
4323 498 629 Time Warner Communications, I
1239 473 818 Sprint
690 452 457 Merit Network
7046 406 593 UUNET Technologies, Inc.
1 400 800 BBN Planet
852 381 629 Telus Advanced Communications
3549 372 511 Global Crossing
209 368 559 Qwest
2764 340 384 connect.com.au pty ltd
703 337 417 UUNET Technologies, Inc.
705 327 380 UUNET Technologies, Inc.
9394 317 331 CHINA RAILWAY Internet(CRNET)
7066 307 336 Virginia Polytechnic Institut
4565 286 311 Epoch Networks
2149 283 368 Performance Systems, Inc.
Number of /24s announced per /8 block (Global)
----------------------------------------------
3:1 4:7 9:1 12:484 13:10 15:2
17:6 20:2 24:745 25:1 32:68 38:8
40:6 44:1 57:14 61:312 62:153 63:1912
64:1184 65:1112 66:795 67:57 68:3 80:222
81:7 128:64 129:128 130:23 131:57 132:10
133:3 134:126 135:10 136:315 137:100 138:137
139:49 140:187 141:90 142:83 143:38 144:141
145:11 146:220 147:146 148:138 149:91 150:39
151:46 152:318 153:33 154:1 155:108 156:76
157:119 158:72 159:125 160:27 161:55 162:141
163:105 164:134 165:122 166:220 167:195 168:100
169:52 170:287 171:2 192:5436 193:2251 194:2096
195:798 196:429 198:3729 199:3205 200:2393 201:1
202:3129 203:4574 204:3258 205:2166 206:2569 207:2648
208:2561 209:2776 210:594 211:208 212:876 213:602
214:9 215:18 216:3090 217:462 218:14
End of report
* To unsubscribe, send "unsubscribe" to bgp-stats-request@lists.apnic.net *
