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[bgp-stats] Routing Table Report - Oregon IX view
Routing Table Report 00:00 GMT Sun 08 Oct, 2006
Analysis Summary
----------------
BGP routing table entries examined: 214396
Prefixes after maximum aggregation: 110543
Unique aggregates announced to Internet: 96822
Total ASes present in the Internet Routing Table: 23347
Origin-only ASes present in the Internet Routing Table: 20379
Origin ASes announcing only one prefix: 9749
Transit ASes present in the Internet Routing Table: 2968
Transit-only ASes present in the Internet Routing Table: 67
Average AS path length visible in the Internet Routing Table: 2.8
Max AS path length visible: 28
Max AS path prepend of ASN (36728) 27
Prefixes from unregistered ASNs in the Routing Table: 36
Unregistered ASNs in the Routing Table: 18
Special use prefixes present in the Routing Table: 6
Prefixes being announced from unallocated address space: 11
Number of addresses announced to Internet: 1597291877
Equivalent to 95 /8s, 52 /16s and 189 /24s
Percentage of available address space announced: 43.1
Percentage of allocated address space announced: 59.6
Percentage of available address space allocated: 72.3
Total number of prefixes smaller than registry allocations: 111423
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 45103
Total APNIC prefixes after maximum aggregation: 17697
Prefixes being announced from the APNIC address blocks: 42665
Unique aggregates announced from the APNIC address blocks: 18357
APNIC Region origin ASes present in the Internet Routing Table: 2716
APNIC Region origin ASes announcing only one prefix: 755
APNIC Region transit ASes present in the Internet Routing Table: 409
Average APNIC Region AS path length visible: 3.3
Max APNIC Region AS path length visible: 17
Number of APNIC addresses announced to Internet: 262836752
Equivalent to 15 /8s, 170 /16s and 146 /24s
Percentage of available APNIC address space announced: 82.2
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: 112623
Total ARIN prefixes after maximum aggregation: 61001
Prefixes being announced from the ARIN address blocks: 84487
Unique aggregates announced from the ARIN address blocks: 27874
ARIN Region origin ASes present in the Internet Routing Table: 11053
ARIN Region origin ASes announcing only one prefix: 4194
ARIN Region transit ASes present in the Internet Routing Table: 1007
Average ARIN Region AS path length visible: 2.5
Max ARIN Region AS path length visible: 28
Number of ARIN addresses announced to Internet: 304164984
Equivalent to 18 /8s, 33 /16s and 48 /24s
Percentage of available ARIN address space announced: 67.1
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: 41768
Total RIPE prefixes after maximum aggregation: 27081
Prefixes being announced from the RIPE address blocks: 38907
Unique aggregates announced from the RIPE address blocks: 25109
RIPE Region origin ASes present in the Internet Routing Table: 8622
RIPE Region origin ASes announcing only one prefix: 4505
RIPE Region transit ASes present in the Internet Routing Table: 1373
Average RIPE Region AS path length visible: 3.0
Max RIPE Region AS path length visible: 17
Number of RIPE addresses announced to Internet: 267167328
Equivalent to 15 /8s, 236 /16s and 166 /24s
Percentage of available RIPE address space announced: 72.4
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: 12490
Total LACNIC prefixes after maximum aggregation: 3817
Prefixes being announced from the LACNIC address blocks: 10517
Unique aggregates announced from the LACNIC address blocks: 6217
LACNIC Region origin ASes present in the Internet Routing Table: 727
LACNIC Region origin ASes announcing only one prefix: 246
LACNIC Region transit ASes present in the Internet Routing Table: 125
Average LACNIC Region AS path length visible: 3.0
Max LACNIC Region AS path length visible: 17
Number of LACNIC addresses announced to Internet: 32997376
Equivalent to 1 /8s, 247 /16s and 128 /24s
Percentage of available LACNIC address space announced: 49.2
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: 2377
Total AfriNIC prefixes after maximum aggregation: 947
Prefixes being announced from the AfriNIC address blocks: 1707
Unique aggregates announced from the AfriNIC address blocks: 1064
AfriNIC Region origin ASes present in the Internet Routing Table: 162
AfriNIC Region origin ASes announcing only one prefix: 49
AfriNIC Region transit ASes present in the Internet Routing Table: 26
Average AfriNIC Region AS path length visible: 2.8
Max AfriNIC Region AS path length visible: 13
Number of AfriNIC addresses announced to Internet: 4288768
Equivalent to 0 /8s, 65 /16s and 113 /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 1242 8158 237 CHINANET-BACKBONE
4755 1001 255 64 Videsh Sanchar Nigam Ltd. Aut
9583 965 109 15 Sify Limited
9498 860 212 70 BHARTI BT INTERNET LTD.
4766 742 4436 307 Korea Telecom (KIX)
1221 646 1780 477 Telstra Pty Ltd
4538 599 2718 32 China Education and Research
7545 541 124 75 TPG Internet Pty Ltd
17488 534 33 12 Hathway IP Over Cable Interne
17676 499 10933 63 Softbank BB Corp.
18101 456 85 18 Reliance Infocom Ltd Internet
9443 454 111 74 Primus Telecommunications
9942 426 77 125 COMindico Australia
17849 425 31 128 Telecommunications Technology
4802 415 86 152 Wantree Development
4812 411 741 63 China Telecom (Shanghai)
17974 367 129 12 PT TELEKOMUNIKASI INDONESIA
17557 362 30 174 Pakistan Telecom
7474 357 210 226 SingTel Optus Pty Ltd
2907 339 1734 313 SINET Japan
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
702 546 1929 425 UUNET - Commercial IP service
3215 395 1832 96 France Telecom Transpac
3301 310 1184 294 TeliaNet Sweden
3320 299 5013 244 Deutsche Telekom AG
8220 285 456 268 COLT Telecommunications
24863 273 41 30 LINKdotNET AS number
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 240 1657 51 NTL Group Limited
3246 232 485 219 Song Networks
8708 221 279 208 Romania Data Systems S.A.
9116 221 134 23 Goldenlines main autonomous s
3269 203 2261 73 TELECOM ITALIA
30890 201 18 78 SC Kappa Invexim SRL
8551 200 182 27 Bezeq International
6830 198 879 43 UPC Distribution Services
8866 186 37 15 Bulgarian Telecommunication C
5416 182 12 7 BATELCO-BH
3300 179 171 97 AUCS Communications Services
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
701 4955 6757 785 UUNET Technologies, Inc.
4323 3294 783 297 Time Warner Telecom
7018 1534 6249 990 AT&T WorldNet Services
705 1463 556 642 UUNET Technologies, Inc.
6197 1224 617 500 BellSouth Network Solutions,
2386 1167 611 740 AT&T Data Communications Serv
18566 966 272 8 Covad Communications
721 960 21909 305 DLA Systems Automation Center
174 959 6823 887 Cogent Communications
1239 839 2780 589 Sprint
7046 831 234 670 UUNET Technologies, Inc.
11492 752 90 13 Cable One
19262 751 2392 189 Verizon Global Networks
20115 748 672 389 Charter Communications
22773 710 1744 43 Cox Communications, Inc.
209 703 3630 551 Qwest
7011 674 209 427 Citizens Utilities
4355 623 305 90 EarthLink, Inc.
852 602 1069 385 Telus Advanced Communications
6478 590 1272 384 AT&T Worldnet Services
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4323 3294 2997 Time Warner Telecom
4134 1242 1005 CHINANET-BACKBONE
18566 966 958 Covad Communications
9583 965 950 Sify Limited
4755 1001 937 Videsh Sanchar Nigam Ltd. Aut
705 1463 821 UUNET Technologies, Inc.
9498 860 790 BHARTI BT INTERNET LTD.
11492 752 739 Cable One
6197 1224 724 BellSouth Network Solutions,
22773 710 667 Cox Communications, Inc.
721 960 655 DLA Systems Automation Center
4538 599 567 China Education and Research
19262 751 562 Verizon Global Networks
7018 1534 544 AT&T WorldNet Services
4355 623 533 EarthLink, Inc.
17488 534 522 Hathway IP Over Cable Interne
5668 538 520 CenturyTel Internet Holdings,
19916 565 511 OLM LLC
855 540 469 Canadian Research Network
7545 541 466 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
65530 PRIVATE 64.135.249.0/24 6536 MountainNet, Inc.
65530 PRIVATE 64.135.250.0/23 6536 MountainNet, Inc.
65530 PRIVATE 64.135.252.0/22 6536 MountainNet, Inc.
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
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
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
172.16.2.32/27 6325 Illinois Century Network
172.16.2.80/28 6325 Illinois Century Network
172.20.121.25/32 4355 EarthLink, Inc.
172.31.31.0/30 6325 Illinois Century Network
192.0.2.0/24 812 Rogers WAVE
192.168.83.0/24 292 Energy Sciences Network
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 /8:18 /9:9 /10:13 /11:29 /12:108
/13:224 /14:386 /15:772 /16:9076 /17:3575 /18:5837
/19:12604 /20:14407 /21:12835 /22:16422 /23:17923 /24:116631
/25:542 /26:511 /27:298 /28:222 /29:238 /30:1585
/31:2 /32:129
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
701 3684 4955 UUNET Technologies, Inc.
4323 1954 3294 Time Warner Telecom
6197 1006 1224 BellSouth Network Solutions,
18566 949 966 Covad Communications
705 916 1463 UUNET Technologies, Inc.
2386 884 1167 AT&T Data Communications Serv
7018 801 1534 AT&T WorldNet Services
9583 795 965 Sify Limited
11492 740 752 Cable One
7011 581 674 Citizens Utilities
7046 576 831 UUNET Technologies, Inc.
19916 559 565 OLM LLC
4766 551 742 Korea Telecom (KIX)
2686 520 562 IBM
9498 513 860 BHARTI BT INTERNET LTD.
15270 437 468 PaeTec.net -a division of Pae
4755 432 1001 Videsh Sanchar Nigam Ltd. Aut
855 423 540 Canadian Research Network
5668 420 538 CenturyTel Internet Holdings,
17849 413 425 Telecommunications Technology
Number of /24s announced per /8 block (Global)
----------------------------------------------
2:1 4:9 8:53 12:1662 13:1 15:16
16:3 17:3 18:4 20:41 24:828 25:1
32:266 38:258 40:56 41:22 44:3 47:7
52:4 53:1 55:1 56:3 57:53 58:231
59:303 60:218 61:921 62:1009 63:3403 64:3569
65:3633 66:3850 67:668 68:652 69:1670 70:396
71:92 72:947 74:85 75:8 80:845 81:701
82:623 83:410 84:421 85:713 86:425 87:586
88:231 89:494 91:3 121:53 122:13 124:414
125:650 128:284 129:229 130:122 131:313 132:35
133:11 134:167 135:51 136:177 137:96 138:130
139:129 140:528 141:134 142:366 143:191 144:243
145:43 146:322 147:142 148:355 149:179 150:114
151:120 152:79 153:121 154:6 155:257 156:161
157:168 158:155 159:172 160:98 161:88 162:213
163:157 164:277 165:227 166:239 167:249 168:605
169:128 170:376 171:11 172:1 190:231 192:5838
193:3523 194:2786 195:2250 196:941 198:4031 199:3399
200:4486 201:967 202:7098 203:7203 204:4101 205:2231
206:2832 207:3685 208:3058 209:3919 210:2247 211:885
212:1402 213:1539 214:362 215:39 216:4386 217:1336
218:361 219:279 220:791 221:382 222:241
End of report
