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[bgp-stats] Routing Table Report - Oregon IX view
Routing Table Report 00:00 GMT Mon 16 Oct, 2006
Analysis Summary
----------------
BGP routing table entries examined: 214900
Prefixes after maximum aggregation: 110535
Unique aggregates announced to Internet: 96749
Total ASes present in the Internet Routing Table: 23411
Origin-only ASes present in the Internet Routing Table: 20376
Origin ASes announcing only one prefix: 9792
Transit ASes present in the Internet Routing Table: 3035
Transit-only ASes present in the Internet Routing Table: 71
Average AS path length visible in the Internet Routing Table: 3.3
Max AS path length visible: 29
Max AS path prepend of ASN (36728) 27
Prefixes from unregistered ASNs in the Routing Table: 35
Unregistered ASNs in the Routing Table: 19
Special use prefixes present in the Routing Table: 4
Prefixes being announced from unallocated address space: 11
Number of addresses announced to Internet: 1616406833
Equivalent to 96 /8s, 88 /16s and 105 /24s
Percentage of available address space announced: 43.6
Percentage of allocated address space announced: 60.3
Percentage of available address space allocated: 72.3
Total number of prefixes smaller than registry allocations: 111558
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 45280
Total APNIC prefixes after maximum aggregation: 17683
Prefixes being announced from the APNIC address blocks: 42844
Unique aggregates announced from the APNIC address blocks: 18405
APNIC Region origin ASes present in the Internet Routing Table: 2728
APNIC Region origin ASes announcing only one prefix: 764
APNIC Region transit ASes present in the Internet Routing Table: 418
Average APNIC Region AS path length visible: 3.8
Max APNIC Region AS path length visible: 18
Number of APNIC addresses announced to Internet: 263783440
Equivalent to 15 /8s, 185 /16s and 4 /24s
Percentage of available APNIC address space announced: 82.5
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: 112752
Total ARIN prefixes after maximum aggregation: 61042
Prefixes being announced from the ARIN address blocks: 84641
Unique aggregates announced from the ARIN address blocks: 27963
ARIN Region origin ASes present in the Internet Routing Table: 11069
ARIN Region origin ASes announcing only one prefix: 4205
ARIN Region transit ASes present in the Internet Routing Table: 1032
Average ARIN Region AS path length visible: 2.9
Max ARIN Region AS path length visible: 29
Number of ARIN addresses announced to Internet: 304982648
Equivalent to 18 /8s, 45 /16s and 170 /24s
Percentage of available ARIN address space announced: 67.3
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: 41729
Total RIPE prefixes after maximum aggregation: 27023
Prefixes being announced from the RIPE address blocks: 38883
Unique aggregates announced from the RIPE address blocks: 24892
RIPE Region origin ASes present in the Internet Routing Table: 8645
RIPE Region origin ASes announcing only one prefix: 4531
RIPE Region transit ASes present in the Internet Routing Table: 1404
Average RIPE Region AS path length visible: 3.6
Max RIPE Region AS path length visible: 22
Number of RIPE addresses announced to Internet: 267571040
Equivalent to 15 /8s, 242 /16s and 207 /24s
Percentage of available RIPE address space announced: 72.5
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
40960-41983
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: 12657
Total LACNIC prefixes after maximum aggregation: 3829
Prefixes being announced from the LACNIC address blocks: 10666
Unique aggregates announced from the LACNIC address blocks: 6256
LACNIC Region origin ASes present in the Internet Routing Table: 734
LACNIC Region origin ASes announcing only one prefix: 244
LACNIC Region transit ASes present in the Internet Routing Table: 130
Average LACNIC Region AS path length visible: 4.1
Max LACNIC Region AS path length visible: 18
Number of LACNIC addresses announced to Internet: 33077760
Equivalent to 1 /8s, 248 /16s and 186 /24s
Percentage of available LACNIC address space announced: 49.3
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: 2448
Total AfriNIC prefixes after maximum aggregation: 958
Prefixes being announced from the AfriNIC address blocks: 1748
Unique aggregates announced from the AfriNIC address blocks: 1031
AfriNIC Region origin ASes present in the Internet Routing Table: 164
AfriNIC Region origin ASes announcing only one prefix: 48
AfriNIC Region transit ASes present in the Internet Routing Table: 26
Average AfriNIC Region AS path length visible: 3.6
Max AfriNIC Region AS path length visible: 14
Number of AfriNIC addresses announced to Internet: 4307712
Equivalent to 0 /8s, 65 /16s and 187 /24s
Percentage of available AfriNIC address space announced: 12.8
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 1246 8254 239 CHINANET-BACKBONE
4755 1008 255 63 Videsh Sanchar Nigam Ltd. Aut
9583 960 109 15 Sify Limited
9498 867 212 70 BHARTI BT INTERNET LTD.
4766 742 4436 307 Korea Telecom (KIX)
4538 665 2782 34 China Education and Research
1221 650 1780 479 Telstra Pty Ltd
7545 541 124 74 TPG Internet Pty Ltd
17488 534 33 12 Hathway IP Over Cable Interne
17676 499 10933 63 Softbank BB Corp.
18101 462 85 20 Reliance Infocom Ltd Internet
9443 454 111 74 Primus Telecommunications
17849 431 36 127 Telecommunications Technology
9942 429 77 127 COMindico Australia
4802 413 86 150 Wantree Development
4812 412 741 63 China Telecom (Shanghai)
17974 367 129 12 PT TELEKOMUNIKASI INDONESIA
7474 360 210 227 SingTel Optus Pty Ltd
17557 355 30 173 Pakistan Telecom
2907 337 1733 312 SINET Japan
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
702 544 1928 423 UUNET - Commercial IP service
3215 399 1872 93 France Telecom Transpac
24863 367 42 14 LINKdotNET AS number
3301 314 1200 298 TeliaNet Sweden
3320 299 5013 244 Deutsche Telekom AG
8220 282 455 265 COLT Telecommunications
680 251 2041 247 DFN-IP service G-WiN
6746 246 91 224 Dynamic Network Technologies,
1257 244 740 169 SWIPnet Swedish IP Network
5089 244 1657 51 NTL Group Limited
3246 232 469 219 Song Networks
8708 222 279 209 Romania Data Systems S.A.
9116 221 134 23 Goldenlines main autonomous s
3269 204 2277 74 TELECOM ITALIA
8551 200 182 27 Bezeq International
6830 199 879 43 UPC Distribution Services
5416 187 12 7 BATELCO-BH
8866 187 37 15 Bulgarian Telecommunication C
3300 179 171 96 AUCS Communications Services
786 171 1779 171 The JANET IP Service
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
701 4948 6774 773 UUNET Technologies, Inc.
4323 3300 784 297 Time Warner Telecom
7018 1544 6250 995 AT&T WorldNet Services
705 1463 555 642 UUNET Technologies, Inc.
6197 1220 608 502 BellSouth Network Solutions,
2386 1041 617 743 AT&T Data Communications Serv
18566 967 272 8 Covad Communications
174 961 6823 885 Cogent Communications
721 961 21925 306 DLA Systems Automation Center
7046 840 237 679 UUNET Technologies, Inc.
1239 836 2779 587 Sprint
11492 754 90 13 Cable One
20115 750 674 390 Charter Communications
19262 743 2408 183 Verizon Global Networks
22773 716 1744 43 Cox Communications, Inc.
209 708 3633 556 Qwest
7011 684 210 429 Citizens Utilities
4355 616 303 89 EarthLink, Inc.
852 606 1071 388 Telus Advanced Communications
19916 565 49 54 OLM LLC
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4323 3300 3003 Time Warner Telecom
4134 1246 1007 CHINANET-BACKBONE
18566 967 959 Covad Communications
4755 1008 945 Videsh Sanchar Nigam Ltd. Aut
9583 960 945 Sify Limited
705 1463 821 UUNET Technologies, Inc.
9498 867 797 BHARTI BT INTERNET LTD.
11492 754 741 Cable One
6197 1220 718 BellSouth Network Solutions,
22773 716 673 Cox Communications, Inc.
721 961 655 DLA Systems Automation Center
4538 665 631 China Education and Research
19262 743 560 Verizon Global Networks
7018 1544 549 AT&T WorldNet Services
4355 616 527 EarthLink, Inc.
17488 534 522 Hathway IP Over Cable Interne
5668 538 520 CenturyTel Internet Holdings,
19916 565 511 OLM LLC
855 542 472 Canadian Research Network
7545 541 467 TPG Internet Pty Ltd
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
64666 PRIVATE 2.2.2.0/24 8001 Net Access Corporati
65503 PRIVATE 66.43.242.0/24 5056 Iowa Network Service
65473 PRIVATE 66.246.179.0/24 8001 Net Access Corporati
65503 PRIVATE 67.55.168.0/24 5056 Iowa Network Service
65503 PRIVATE 67.55.216.0/24 5056 Iowa Network Service
64500 RESERVED 81.17.39.128/27 24587 AS for Internet Onli
65515 PRIVATE 87.251.34.0/24 12859 Business Internet Tr
65515 PRIVATE 87.251.36.0/24 12859 Business Internet Tr
65014 PRIVATE 135.196.176.96/27 8190 VIATEL
65503 PRIVATE 167.142.186.192/26 5056 Iowa Network Service
65534 PRIVATE 193.138.171.0/24 34238 SC OMNITECH NET SRL
24409 UNALLOCATED 203.119.29.0/24 9808 Guangdong Mobile Com
65503 PRIVATE 207.177.49.0/24 5056 Iowa Network Service
65503 PRIVATE 207.177.105.0/24 5056 Iowa Network Service
65503 PRIVATE 207.177.106.0/24 5056 Iowa Network Service
65503 PRIVATE 207.199.206.0/24 5056 Iowa Network Service
65503 PRIVATE 207.199.224.0/24 5056 Iowa Network Service
65503 PRIVATE 209.152.67.0/24 5056 Iowa Network Service
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
65013 PRIVATE 213.235.33.0/27 8190 VIATEL
65017 PRIVATE 213.235.48.96/28 8190 VIATEL
65503 PRIVATE 216.51.135.0/24 5056 Iowa Network Service
65503 PRIVATE 216.51.155.0/24 5056 Iowa Network Service
65503 PRIVATE 216.51.224.0/24 5056 Iowa Network Service
65000 PRIVATE 216.136.11.0/24 27182 Peregrine Capital Ma
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
172.20.121.25/32 4355 EarthLink, Inc.
192.0.2.0/24 812 Rogers WAVE
192.168.83.0/24 292 Energy Sciences Network
198.18.0.0/15 8895 KACST/ISU Riyadh Autonomous S
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
2.2.2.0/24 64666 PRIVATE ASN
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)
-------------------------------------------------------
/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:19 /9:9 /10:13 /11:29 /12:108
/13:224 /14:388 /15:780 /16:9082 /17:3589 /18:5851
/19:12670 /20:14475 /21:12878 /22:16452 /23:17940 /24:116835
/25:565 /26:490 /27:302 /28:221 /29:235 /30:1608
/31:2 /32:135
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
701 3681 4948 UUNET Technologies, Inc.
4323 1961 3300 Time Warner Telecom
6197 1003 1220 BellSouth Network Solutions,
18566 950 967 Covad Communications
705 917 1463 UUNET Technologies, Inc.
7018 811 1544 AT&T WorldNet Services
9583 788 960 Sify Limited
2386 757 1041 AT&T Data Communications Serv
11492 742 754 Cable One
7011 591 684 Citizens Utilities
7046 584 840 UUNET Technologies, Inc.
19916 559 565 OLM LLC
4766 551 742 Korea Telecom (KIX)
2686 520 562 IBM
9498 517 867 BHARTI BT INTERNET LTD.
15270 439 470 PaeTec.net -a division of Pae
4755 438 1008 Videsh Sanchar Nigam Ltd. Aut
855 427 542 Canadian Research Network
5668 420 538 CenturyTel Internet Holdings,
17849 417 431 Telecommunications Technology
Number of /24s announced per /8 block (Global)
----------------------------------------------
2:1 4:9 6:1 8:54 12:1662 13:1
15:16 16:3 17:3 18:4 20:41 24:823
25:1 32:265 38:259 40:57 41:22 44:3
47:6 52:4 53:1 55:1 56:3 57:53
58:229 59:316 60:200 61:920 62:1126 63:3400
64:3576 65:3637 66:3872 67:671 68:654 69:1678
70:408 71:92 72:965 74:89 75:9 80:847
81:687 82:640 83:395 84:424 85:689 86:295
87:477 88:235 89:462 91:27 121:57 122:18
124:418 125:651 128:150 129:227 130:123 131:314
132:35 133:11 134:168 135:50 136:177 137:108
138:177 139:129 140:523 141:130 142:366 143:193
144:243 145:43 146:322 147:143 148:365 149:180
150:115 151:121 152:79 153:121 154:6 155:256
156:160 157:169 158:154 159:171 160:101 161:87
162:215 163:159 164:272 165:244 166:239 167:253
168:600 169:129 170:383 171:11 172:1 189:2
190:250 192:5836 193:3531 194:2807 195:2269 196:971
198:4054 199:3389 200:4527 201:978 202:7144 203:7195
204:4098 205:2250 206:2842 207:3701 208:3040 209:3907
210:2243 211:959 212:1391 213:1566 214:372 215:37
216:4380 217:1342 218:365 219:290 220:796 221:380
222:243
End of report
