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[bgp-stats] Routing Table Report - Oregon IX view
Routing Table Report 00:00 GMT Sat 28 Oct, 2006
Analysis Summary
----------------
BGP routing table entries examined: 212469
Prefixes after maximum aggregation: 110999
Unique aggregates announced to Internet: 97409
Total ASes present in the Internet Routing Table: 23549
Origin-only ASes present in the Internet Routing Table: 20517
Origin ASes announcing only one prefix: 9834
Transit ASes present in the Internet Routing Table: 3032
Transit-only ASes present in the Internet Routing Table: 73
Average AS path length visible in the Internet Routing Table: 3.7
Max AS path length visible: 30
Max AS path prepend of ASN (36728) 27
Prefixes from unregistered ASNs in the Routing Table: 22
Unregistered ASNs in the Routing Table: 16
Special use prefixes present in the Routing Table: 3
Prefixes being announced from unallocated address space: 10
Number of addresses announced to Internet: 1623340018
Equivalent to 96 /8s, 194 /16s and 51 /24s
Percentage of available address space announced: 43.8
Percentage of allocated address space announced: 60.6
Percentage of available address space allocated: 72.3
Total number of prefixes smaller than registry allocations: 109530
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 45587
Total APNIC prefixes after maximum aggregation: 17835
Prefixes being announced from the APNIC address blocks: 43108
Unique aggregates announced from the APNIC address blocks: 18508
APNIC Region origin ASes present in the Internet Routing Table: 2747
APNIC Region origin ASes announcing only one prefix: 762
APNIC Region transit ASes present in the Internet Routing Table: 421
Average APNIC Region AS path length visible: 4.1
Max APNIC Region AS path length visible: 17
Number of APNIC addresses announced to Internet: 265062416
Equivalent to 15 /8s, 204 /16s and 136 /24s
Percentage of available APNIC address space announced: 82.9
APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations) 23552-24575, 37888-38911
APNIC Address Blocks 58/7, 60/7, 121/8, 122/7, 124/7, 126/8, 202/7
210/7, 218/7, 220/7 and 222/8
ARIN Region Analysis Summary
----------------------------
Prefixes being announced by ARIN Region ASes: 109214
Total ARIN prefixes after maximum aggregation: 61193
Prefixes being announced from the ARIN address blocks: 81255
Unique aggregates announced from the ARIN address blocks: 28068
ARIN Region origin ASes present in the Internet Routing Table: 11114
ARIN Region origin ASes announcing only one prefix: 4222
ARIN Region transit ASes present in the Internet Routing Table: 1027
Average ARIN Region AS path length visible: 3.5
Max ARIN Region AS path length visible: 30
Number of ARIN addresses announced to Internet: 307536066
Equivalent to 18 /8s, 84 /16s and 160 /24s
Percentage of available ARIN address space announced: 67.9
ARIN AS Blocks 1-1876, 1902-2042, 2044-2046, 2048-2106
(pre-ERX allocations) 2138-2584, 2615-2772, 2823-2829, 2880-3153
3354-4607, 4865-5119, 5632-6655, 6912-7466
7723-8191, 10240-12287, 13312-15359, 16384-17407
18432-20479, 21504-23551, 25600-26591,
26624-27647, 29696-30719, 31744-33791
35840-36863, 39936-40959
ARIN Address Blocks 24/8, 63/8, 64/5, 72/6, 76/8, 96/6, 199/8, 204/6,
208/7 and 216/8
RIPE Region Analysis Summary
----------------------------
Prefixes being announced by RIPE Region ASes: 42104
Total RIPE prefixes after maximum aggregation: 27196
Prefixes being announced from the RIPE address blocks: 39213
Unique aggregates announced from the RIPE address blocks: 25157
RIPE Region origin ASes present in the Internet Routing Table: 8705
RIPE Region origin ASes announcing only one prefix: 4560
RIPE Region transit ASes present in the Internet Routing Table: 1399
Average RIPE Region AS path length visible: 3.8
Max RIPE Region AS path length visible: 17
Number of RIPE addresses announced to Internet: 270221504
Equivalent to 16 /8s, 27 /16s and 64 /24s
Percentage of available RIPE address space announced: 73.2
RIPE AS Blocks 1877-1901, 2043, 2047, 2107-2136, 2585-2614
(pre-ERX allocations) 2773-2822, 2830-2879, 3154-3353, 5377-5631
6656-6911, 8192-9215, 12288-13311, 15360-16383
20480-21503, 24576-25599, 28672-29695
30720-31743, 33792-35839, 38912-39935
40960-41983
RIPE Address Blocks 62/8, 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: 13098
Total LACNIC prefixes after maximum aggregation: 3818
Prefixes being announced from the LACNIC address blocks: 11133
Unique aggregates announced from the LACNIC address blocks: 6436
LACNIC Region origin ASes present in the Internet Routing Table: 744
LACNIC Region origin ASes announcing only one prefix: 242
LACNIC Region transit ASes present in the Internet Routing Table: 129
Average LACNIC Region AS path length visible: 4.2
Max LACNIC Region AS path length visible: 17
Number of LACNIC addresses announced to Internet: 33828608
Equivalent to 2 /8s, 4 /16s and 47 /24s
Percentage of available LACNIC address space announced: 50.4
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: 2445
Total AfriNIC prefixes after maximum aggregation: 957
Prefixes being announced from the AfriNIC address blocks: 1709
Unique aggregates announced from the AfriNIC address blocks: 1014
AfriNIC Region origin ASes present in the Internet Routing Table: 166
AfriNIC Region origin ASes announcing only one prefix: 48
AfriNIC Region transit ASes present in the Internet Routing Table: 27
Average AfriNIC Region AS path length visible: 3.8
Max AfriNIC Region AS path length visible: 14
Number of AfriNIC addresses announced to Internet: 4330512
Equivalent to 0 /8s, 66 /16s and 20 /24s
Percentage of available AfriNIC address space announced: 12.9
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 1251 8376 244 CHINANET-BACKBONE
4755 1012 383 62 Videsh Sanchar Nigam Ltd. Aut
9583 947 109 15 Sify Limited
9498 864 212 64 BHARTI BT INTERNET LTD.
4766 739 4436 306 Korea Telecom (KIX)
4538 673 2782 34 China Education and Research
1221 654 1780 482 Telstra Pty Ltd
7545 544 124 74 TPG Internet Pty Ltd
17488 542 34 14 Hathway IP Over Cable Interne
17676 500 10934 64 Softbank BB Corp.
18101 465 86 21 Reliance Infocom Ltd Internet
9443 454 111 74 Primus Telecommunications
4812 436 745 61 China Telecom (Shanghai)
9942 432 77 125 COMindico Australia
17849 430 36 126 Telecommunications Technology
4802 412 86 150 Wantree Development
17557 366 31 176 Pakistan Telecom
17974 364 129 12 PT TELEKOMUNIKASI INDONESIA
10139 363 23 6 Meridian Telekoms
7474 358 210 226 SingTel Optus Pty Ltd
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
702 544 1928 423 UUNET - Commercial IP service
3215 404 1952 92 France Telecom Transpac
24863 368 42 14 LINKdotNET AS number
3301 315 1200 299 TeliaNet Sweden
3320 306 5016 247 Deutsche Telekom AG
8220 277 470 264 COLT Telecommunications
680 251 2041 247 DFN-IP service G-WiN
6746 247 91 224 Dynamic Network Technologies,
1257 246 740 170 SWIPnet Swedish IP Network
5089 244 1657 52 NTL Group Limited
3246 230 469 217 Song Networks
9116 225 134 23 Goldenlines main autonomous s
8708 223 279 210 Romania Data Systems S.A.
8551 216 198 28 Bezeq International
3269 206 2341 74 TELECOM ITALIA
30890 206 18 79 SC Kappa Invexim SRL
6830 201 879 43 UPC Distribution Services
12715 189 82 25 Jazz Telecom S.A.
5416 188 12 8 BATELCO-BH
3300 180 171 96 AUCS Communications Services
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
701 4919 6720 776 UUNET Technologies, Inc.
7018 1550 6234 991 AT&T WorldNet Services
705 1454 552 643 UUNET Technologies, Inc.
2386 1189 621 757 AT&T Data Communications Serv
4323 1029 786 291 Time Warner Telecom
6197 1021 647 480 BellSouth Network Solutions,
18566 969 272 8 Covad Communications
174 965 6823 889 Cogent Communications
721 960 21925 304 DLA Systems Automation Center
1239 851 2764 598 Sprint
7046 828 252 676 UUNET Technologies, Inc.
11492 781 96 16 Cable One
19262 778 2430 179 Verizon Global Networks
20115 754 679 397 Charter Communications
22773 715 1744 46 Cox Communications, Inc.
209 706 3761 555 Qwest
7011 682 208 423 Citizens Utilities
852 604 1071 387 Telus Advanced Communications
19916 565 49 54 OLM LLC
5668 540 145 18 CenturyTel Internet Holdings,
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4134 1251 1007 CHINANET-BACKBONE
18566 969 961 Covad Communications
4755 1012 950 Videsh Sanchar Nigam Ltd. Aut
9583 947 932 Sify Limited
705 1454 811 UUNET Technologies, Inc.
9498 864 800 BHARTI BT INTERNET LTD.
11492 781 765 Cable One
4323 1029 738 Time Warner Telecom
22773 715 669 Cox Communications, Inc.
721 960 656 DLA Systems Automation Center
4538 673 639 China Education and Research
19262 778 599 Verizon Global Networks
7018 1550 559 AT&T WorldNet Services
6197 1021 541 BellSouth Network Solutions,
8151 752 535 UniNet S.A. de C.V.
17488 542 528 Hathway IP Over Cable Interne
5668 540 522 CenturyTel Internet Holdings,
19916 565 511 OLM LLC
11830 480 471 Instituto Costarricense de El
7545 544 470 TPG Internet Pty Ltd
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
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
65014 PRIVATE 135.196.176.96/27 8190 VIATEL
65531 PRIVATE 193.178.210.0/24 12876 Tiscali Telecom
65106 PRIVATE 195.219.161.0/27 6453 Teleglobe Inc.
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
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
65531 PRIVATE 217.113.192.0/20 12876 Tiscali Telecom
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
192.0.2.0/24 812 Rogers WAVE
192.168.83.0/24 292 Energy Sciences Network
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
132.0.0.0/10 721 DLA Systems Automation Center
137.0.0.0/13 721 DLA Systems Automation Center
158.0.0.0/13 721 DLA Systems Automation Center
172.33.1.0/24 7018 AT&T WorldNet Services
192.44.0.0/24 5501 Fraunhofer Gesellschaft
192.44.0.0/19 702 UUNET - Commercial IP service
192.70.164.0/24 25689 National Research Council of
192.84.205.0/24 719 LANLINK autonomous system
192.172.0.0/19 721 DLA Systems Automation Center
192.249.0.0/20 3450 University of Tennessee, Knox
Number of prefixes announced per prefix length (Global)
-------------------------------------------------------
!!Default route being announced!!
/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:19 /9:10 /10:13 /11:29 /12:109
/13:227 /14:391 /15:788 /16:9109 /17:3588 /18:5874
/19:12865 /20:14484 /21:12937 /22:16510 /23:17971 /24:114989
/25:565 /26:441 /27:296 /28:234 /29:321 /30:532
/31:3 /32:163
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
701 3653 4919 UUNET Technologies, Inc.
18566 952 969 Covad Communications
705 912 1454 UUNET Technologies, Inc.
2386 897 1189 AT&T Data Communications Serv
7018 819 1550 AT&T WorldNet Services
6197 799 1021 BellSouth Network Solutions,
9583 775 947 Sify Limited
11492 767 781 Cable One
7011 590 682 Citizens Utilities
7046 579 828 UUNET Technologies, Inc.
19916 559 565 OLM LLC
4766 549 739 Korea Telecom (KIX)
9498 523 864 BHARTI BT INTERNET LTD.
15270 450 481 PaeTec.net -a division of Pae
4755 444 1012 Videsh Sanchar Nigam Ltd. Aut
855 434 539 Canadian Research Network
1239 421 851 Sprint
5668 421 540 CenturyTel Internet Holdings,
17849 416 430 Telecommunications Technology
18101 398 465 Reliance Infocom Ltd Internet
Number of /24s announced per /8 block (Global)
----------------------------------------------
4:7 6:1 8:54 12:1660 13:1 15:16
16:3 17:3 18:4 20:38 24:834 25:1
32:177 38:260 40:57 41:18 44:1 47:7
52:4 53:1 55:1 56:3 57:53 58:238
59:331 60:218 61:964 62:1178 63:3342 64:3247
65:3641 66:3167 67:670 68:657 69:1695 70:408
71:109 72:994 74:94 75:9 80:855 81:712
82:648 83:389 84:463 85:696 86:425 87:418
88:241 89:527 91:28 121:58 122:18 124:432
125:675 128:287 129:203 130:123 131:317 132:35
133:10 134:167 135:50 136:178 137:114 138:207
139:99 140:527 141:132 142:366 143:193 144:242
145:43 146:302 147:142 148:373 149:179 150:116
151:122 152:81 153:122 154:6 155:259 156:155
157:164 158:151 159:171 160:105 161:89 162:202
163:177 164:283 165:237 166:239 167:286 168:485
169:127 170:386 171:11 172:1 189:4 190:257
192:5832 193:3513 194:2785 195:2224 196:930 198:4039
199:3394 200:4607 201:938 202:7164 203:7192 204:4083
205:2232 206:2665 207:3220 208:3052 209:3650 210:2231
211:988 212:1398 213:1516 214:374 215:39 216:4240
217:1347 218:360 219:295 220:789 221:376 222:240
End of report
