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[bgp-stats] Routing Table Report - Oregon IX view
Routing Table Report 00:00 GMT Sun 10 Dec, 2006
Analysis Summary
----------------
BGP routing table entries examined: 216000
Prefixes after maximum aggregation: 113419
Unique aggregates announced to Internet: 100245
Total ASes present in the Internet Routing Table: 23932
Origin-only ASes present in the Internet Routing Table: 20793
Origin ASes announcing only one prefix: 10037
Transit ASes present in the Internet Routing Table: 3139
Transit-only ASes present in the Internet Routing Table: 68
Average AS path length visible in the Internet Routing Table: 6.7
Max AS path length visible: 33
Max AS path prepend of ASN (36728) 27
Prefixes from unregistered ASNs in the Routing Table: 24
Unregistered ASNs in the Routing Table: 16
Special use prefixes present in the Routing Table: 3
Prefixes being announced from unallocated address space: 10
Number of addresses announced to Internet: 1637249397
Equivalent to 97 /8s, 150 /16s and 113 /24s
Percentage of available address space announced: 44.2
Percentage of allocated address space announced: 62.7
Percentage of available address space allocated: 70.5
Total number of prefixes smaller than registry allocations: 112447
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 47303
Total APNIC prefixes after maximum aggregation: 18856
Prefixes being announced from the APNIC address blocks: 44809
Unique aggregates announced from the APNIC address blocks: 19607
APNIC Region origin ASes present in the Internet Routing Table: 2805
APNIC Region origin ASes announcing only one prefix: 787
APNIC Region transit ASes present in the Internet Routing Table: 429
Average APNIC Region AS path length visible: 7.6
Max APNIC Region AS path length visible: 20
Number of APNIC addresses announced to Internet: 271729664
Equivalent to 16 /8s, 50 /16s and 68 /24s
Percentage of available APNIC address space announced: 85.0
APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations) 23552-24575, 37888-38911
APNIC Address Blocks 58/7, 60/7, 121/8, 122/7, 124/7, 126/8, 202/7
210/7, 218/7, 220/7 and 222/8
ARIN Region Analysis Summary
----------------------------
Prefixes being announced by ARIN Region ASes: 109186
Total ARIN prefixes after maximum aggregation: 61720
Prefixes being announced from the ARIN address blocks: 81287
Unique aggregates announced from the ARIN address blocks: 28493
ARIN Region origin ASes present in the Internet Routing Table: 11225
ARIN Region origin ASes announcing only one prefix: 4267
ARIN Region transit ASes present in the Internet Routing Table: 1045
Average ARIN Region AS path length visible: 6.3
Max ARIN Region AS path length visible: 33
Number of ARIN addresses announced to Internet: 310270816
Equivalent to 18 /8s, 126 /16s and 91 /24s
Percentage of available ARIN address space announced: 68.5
ARIN AS Blocks 1-1876, 1902-2042, 2044-2046, 2048-2106
(pre-ERX allocations) 2138-2584, 2615-2772, 2823-2829, 2880-3153
3354-4607, 4865-5119, 5632-6655, 6912-7466
7723-8191, 10240-12287, 13312-15359, 16384-17407
18432-20479, 21504-23551, 25600-26591,
26624-27647, 29696-30719, 31744-33791
35840-36863, 39936-40959
ARIN Address Blocks 24/8, 63/8, 64/5, 72/6, 76/8, 96/6, 199/8, 204/6,
208/7 and 216/8
RIPE Region Analysis Summary
----------------------------
Prefixes being announced by RIPE Region ASes: 43495
Total RIPE prefixes after maximum aggregation: 27914
Prefixes being announced from the RIPE address blocks: 40578
Unique aggregates announced from the RIPE address blocks: 26125
RIPE Region origin ASes present in the Internet Routing Table: 8912
RIPE Region origin ASes announcing only one prefix: 4682
RIPE Region transit ASes present in the Internet Routing Table: 1468
Average RIPE Region AS path length visible: 6.5
Max RIPE Region AS path length visible: 30
Number of RIPE addresses announced to Internet: 273589889
Equivalent to 16 /8s, 78 /16s and 166 /24s
Percentage of available RIPE address space announced: 74.1
RIPE AS Blocks 1877-1901, 2043, 2047, 2107-2136, 2585-2614
(pre-ERX allocations) 2773-2822, 2830-2879, 3154-3353, 5377-5631
6656-6911, 8192-9215, 12288-13311, 15360-16383
20480-21503, 24576-25599, 28672-29695
30720-31743, 33792-35839, 38912-39935
40960-43007
RIPE Address Blocks 62/8, 77/8, 78/7, 80/5, 88/6, 193/8, 194/7,
212/7 and 217/8
LACNIC Region Analysis Summary
------------------------------
Prefixes being announced by LACNIC Region ASes: 13418
Total LACNIC prefixes after maximum aggregation: 3950
Prefixes being announced from the LACNIC address blocks: 11466
Unique aggregates announced from the LACNIC address blocks: 6650
LACNIC Region origin ASes present in the Internet Routing Table: 750
LACNIC Region origin ASes announcing only one prefix: 251
LACNIC Region transit ASes present in the Internet Routing Table: 134
Average LACNIC Region AS path length visible: 7.6
Max LACNIC Region AS path length visible: 19
Number of LACNIC addresses announced to Internet: 35319552
Equivalent to 2 /8s, 26 /16s and 239 /24s
Percentage of available LACNIC address space announced: 52.6
LACNIC AS Blocks 26592-26623, 27648-28671, plus ERX transfers
LACNIC Address Blocks 189/8, 190/8, 200/7
AfriNIC Region Analysis Summary
-------------------------------
Prefixes being announced by AfriNIC Region ASes: 2575
Total AfriNIC prefixes after maximum aggregation: 979
Prefixes being announced from the AfriNIC address blocks: 1817
Unique aggregates announced from the AfriNIC address blocks: 1044
AfriNIC Region origin ASes present in the Internet Routing Table: 172
AfriNIC Region origin ASes announcing only one prefix: 50
AfriNIC Region transit ASes present in the Internet Routing Table: 29
Average AfriNIC Region AS path length visible: 6.4
Max AfriNIC Region AS path length visible: 16
Number of AfriNIC addresses announced to Internet: 4783360
Equivalent to 0 /8s, 72 /16s and 253 /24s
Percentage of available AfriNIC address space announced: 14.3
AfriNIC AS Blocks 36864-37887 & ERX transfers
AfriNIC Address Blocks 41/8, 196/8
APNIC Region per AS prefix count summary
----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
4134 1268 8510 250 CHINANET-BACKBONE
4755 1058 383 65 Videsh Sanchar Nigam Ltd. Aut
9583 1011 86 276 Sify Limited
4538 951 2846 35 China Education and Research
9498 893 212 65 BHARTI BT INTERNET LTD.
23577 773 34 703 KRNIC
4766 745 4945 306 Korea Telecom (KIX)
1221 622 1698 457 Telstra Pty Ltd
17488 556 35 20 Hathway IP Over Cable Interne
7545 552 126 75 TPG Internet Pty Ltd
17676 501 10934 65 Softbank BB Corp.
18101 491 87 23 Reliance Infocom Ltd Internet
9443 442 111 74 Primus Telecommunications
9942 436 81 129 COMindico Australia
4812 431 753 65 China Telecom (Shanghai)
17849 423 36 126 Telecommunications Technology
4802 411 86 149 Wantree Development
7474 373 211 230 SingTel Optus Pty Ltd
17974 368 129 12 PT TELEKOMUNIKASI INDONESIA
17557 366 31 176 Pakistan Telecom
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
702 546 1928 425 UUNET - Commercial IP service
3215 411 2104 96 France Telecom Transpac
24863 382 45 15 LINKdotNET AS number
3301 309 1199 293 TeliaNet Sweden
3320 296 4992 244 Deutsche Telekom AG
8220 276 474 265 COLT Telecommunications
6746 260 92 237 Dynamic Network Technologies,
680 252 2041 248 DFN-IP service G-WiN
1257 249 1073 172 SWIPnet Swedish IP Network
8708 228 281 215 Romania Data Systems S.A.
9116 217 134 23 Goldenlines main autonomous s
3269 208 2357 75 TELECOM ITALIA
30890 208 19 88 SC Kappa Invexim SRL
3246 205 353 192 Song Networks
5416 205 13 9 BATELCO-BH
8551 200 198 23 Bezeq International
3300 186 171 100 AUCS Communications Services
6830 185 823 39 UPC Distribution Services
786 172 1795 172 The JANET IP Service
3352 172 1751 30 Ibernet, Internet Access Netw
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
701 4868 6690 759 UUNET Technologies, Inc.
7018 1560 10283 980 AT&T WorldNet Services
705 1434 556 633 UUNET Technologies, Inc.
2386 1113 587 740 AT&T Data Communications Serv
4323 1054 804 298 Time Warner Telecom
6197 1020 638 505 BellSouth Network Solutions,
18566 981 272 8 Covad Communications
174 972 6826 884 Cogent Communications
11492 837 98 11 Cable One
1239 832 2723 582 Sprint
7046 805 251 660 UUNET Technologies, Inc.
721 798 21885 294 DLA Systems Automation Center
19262 784 2454 178 Verizon Global Networks
20115 765 665 412 Charter Communications
22773 711 1744 41 Cox Communications, Inc.
209 707 3761 557 Qwest
7011 693 211 430 Citizens Utilities
852 610 1091 389 Telus Advanced Communications
19916 567 48 57 OLM LLC
6198 551 527 258 BellSouth Network Solutions,
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4134 1268 1018 CHINANET-BACKBONE
4755 1058 993 Videsh Sanchar Nigam Ltd. Aut
18566 981 973 Covad Communications
4538 951 916 China Education and Research
9498 893 828 BHARTI BT INTERNET LTD.
11492 837 826 Cable One
705 1434 801 UUNET Technologies, Inc.
4323 1054 756 Time Warner Telecom
9583 1011 735 Sify Limited
22773 711 670 Cox Communications, Inc.
19262 784 606 Verizon Global Networks
7018 1560 580 AT&T WorldNet Services
8151 757 558 UniNet S.A. de C.V.
17488 556 536 Hathway IP Over Cable Interne
5668 546 527 CenturyTel Internet Holdings,
6197 1020 515 BellSouth Network Solutions,
19916 567 510 OLM LLC
721 798 504 DLA Systems Automation Center
11830 506 497 Instituto Costarricense de El
7545 552 477 TPG Internet Pty Ltd
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
65509 PRIVATE 84.221.16.0/23 3257 Tiscali Intl Network
65515 PRIVATE 87.251.34.0/24 12859 Business Internet Tr
65515 PRIVATE 87.251.36.0/24 12859 Business Internet Tr
65010 PRIVATE 135.196.7.112/29 8190 VIATEL
65019 PRIVATE 135.196.106.208/28 8190 VIATEL
65014 PRIVATE 135.196.176.96/27 8190 VIATEL
24409 UNALLOCATED 203.119.29.0/24 9808 Guangdong Mobile Com
65010 PRIVATE 212.2.12.160/28 8190 VIATEL
65016 PRIVATE 212.2.26.64/29 8190 VIATEL
65016 PRIVATE 212.2.31.184/30 8190 VIATEL
65515 PRIVATE 213.154.234.0/27 12859 Business Internet Tr
65517 PRIVATE 213.154.248.0/29 12859 Business Internet Tr
65517 PRIVATE 213.154.248.8/29 12859 Business Internet Tr
65526 PRIVATE 213.205.19.128/28 3257 Tiscali Intl Network
65526 PRIVATE 213.205.19.144/28 3257 Tiscali Intl Network
65533 PRIVATE 213.213.213.213/32 3257 Tiscali Intl Network
65018 PRIVATE 213.235.24.216/29 8190 VIATEL
65010 PRIVATE 213.235.29.224/29 8190 VIATEL
65013 PRIVATE 213.235.33.0/27 8190 VIATEL
65017 PRIVATE 213.235.48.96/28 8190 VIATEL
64512 PRIVATE 217.134.164.0/22 5428 Energis Communicatio
64512 PRIVATE 217.134.168.0/21 5428 Energis Communicatio
64512 PRIVATE 217.134.176.0/21 5428 Energis Communicatio
64512 PRIVATE 217.134.184.0/22 5428 Energis Communicatio
Prefixes from private and non-routed address space (Global)
-----------------------------------------------------------
Prefix Origin AS Description
0.0.0.0/0 286 KPNQwest Backbone AS
192.0.2.0/24 2854 RoSprint AS (Global One Russi
192.168.83.0/24 292 Energy Sciences Network
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
103.195.3.24/29 2529 Demon Internet
132.0.0.0/10 721 DLA Systems Automation Center
137.0.0.0/13 721 DLA Systems Automation Center
158.0.0.0/13 721 DLA Systems Automation Center
172.33.1.0/24 7018 AT&T WorldNet Services
192.0.10.0/24 9498 BHARTI BT INTERNET LTD.
192.44.0.0/24 5501 Fraunhofer Gesellschaft
192.44.0.0/19 702 UUNET - Commercial IP service
192.70.164.0/24 25689 National Research Council of
192.172.0.0/19 721 DLA Systems Automation Center
Number of prefixes announced per prefix length (Global)
-------------------------------------------------------
!!Default route being announced!!
/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:19 /9:10 /10:13 /11:28 /12:113
/13:233 /14:398 /15:797 /16:9114 /17:3668 /18:5973
/19:12928 /20:14650 /21:13334 /22:16947 /23:18501 /24:116514
/25:747 /26:546 /27:457 /28:234 /29:171 /30:505
/31:0 /32:99
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
701 3621 4868 UUNET Technologies, Inc.
18566 964 981 Covad Communications
705 896 1434 UUNET Technologies, Inc.
9583 844 1011 Sify Limited
7018 834 1560 AT&T WorldNet Services
2386 829 1113 AT&T Data Communications Serv
11492 823 837 Cable One
6197 796 1020 BellSouth Network Solutions,
23577 759 773 KRNIC
7011 598 693 Citizens Utilities
19916 562 567 OLM LLC
7046 558 805 UUNET Technologies, Inc.
4766 556 745 Korea Telecom (KIX)
9498 547 893 BHARTI BT INTERNET LTD.
4538 529 951 China Education and Research
4755 481 1058 Videsh Sanchar Nigam Ltd. Aut
15270 462 492 PaeTec.net -a division of Pae
855 436 539 Canadian Research Network
18101 423 491 Reliance Infocom Ltd Internet
5668 419 546 CenturyTel Internet Holdings,
Number of /24s announced per /8 block (Global)
----------------------------------------------
4:9 8:61 9:1 12:1665 13:1 15:15
16:3 17:3 18:5 20:34 24:844 25:1
32:152 38:268 40:57 41:47 44:2 47:10
52:4 53:1 55:1 56:3 57:52 58:282
59:375 60:227 61:969 62:1188 63:3347 64:3322
65:3625 66:3204 67:701 68:659 69:1726 70:406
71:113 72:1026 74:113 75:49 76:15 77:2
80:828 81:780 82:669 83:389 84:490 85:732
86:415 87:431 88:265 89:650 90:1 91:95
97:1 121:92 122:41 123:3 124:476 125:742
128:313 129:205 130:131 131:320 132:46 133:11
134:177 135:41 136:179 137:115 138:189 139:100
140:522 141:135 142:366 143:215 144:253 145:67
146:325 147:142 148:364 149:175 150:109 151:118
152:83 153:116 154:6 155:262 156:148 157:153
158:166 159:137 160:98 161:83 162:218 163:159
164:282 165:239 166:244 167:278 168:479 169:123
170:384 171:12 172:1 189:27 190:288 192:5781
193:3607 194:2884 195:2291 196:978 198:3941 199:3375
200:4603 201:936 202:7219 203:7273 204:4107 205:2222
206:2648 207:3155 208:3068 209:3706 210:2368 211:970
212:1424 213:1522 214:382 215:39 216:4261 217:1346
218:367 219:291 220:817 221:386 222:255
End of report
