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[bgp-stats] Routing Table Report - Oregon IX view
Routing Table Report 00:00 GMT Tue 01 Aug, 2006
Analysis Summary
----------------
BGP routing table entries examined: 207648
Prefixes after maximum aggregation: 108395
Unique aggregates announced to Internet: 94809
Total ASes present in the Internet Routing Table: 22840
Origin-only ASes present in the Internet Routing Table: 19942
Origin ASes announcing only one prefix: 9496
Transit ASes present in the Internet Routing Table: 2898
Transit-only ASes present in the Internet Routing Table: 61
Average AS path length visible in the Internet Routing Table: 2.7
Max AS path length visible: 23
Max AS path prepend of ASN (24076) 20
Prefixes from unregistered ASNs in the Routing Table: 41
Unregistered ASNs in the Routing Table: 18
Special use prefixes present in the Routing Table: 7
Prefixes being announced from unallocated address space: 11
Number of addresses announced to Internet: 1571101949
Equivalent to 93 /8s, 165 /16s and 28 /24s
Percentage of available address space announced: 42.4
Percentage of allocated address space announced: 61.3
Percentage of available address space allocated: 69.1
Total number of prefixes smaller than registry allocations: 106847
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 43520
Total APNIC prefixes after maximum aggregation: 17557
Prefixes being announced from the APNIC address blocks: 41122
Unique aggregates announced from the APNIC address blocks: 18796
APNIC Region origin ASes present in the Internet Routing Table: 2666
APNIC Region origin ASes announcing only one prefix: 745
APNIC Region transit ASes present in the Internet Routing Table: 393
Average APNIC Region AS path length visible: 3.0
Max APNIC Region AS path length visible: 23
Number of APNIC addresses announced to Internet: 239903876
Equivalent to 14 /8s, 76 /16s and 164 /24s
Percentage of available APNIC address space announced: 75.0
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: 109454
Total ARIN prefixes after maximum aggregation: 59907
Prefixes being announced from the ARIN address blocks: 81654
Unique aggregates announced from the ARIN address blocks: 27132
ARIN Region origin ASes present in the Internet Routing Table: 10865
ARIN Region origin ASes announcing only one prefix: 4088
ARIN Region transit ASes present in the Internet Routing Table: 986
Average ARIN Region AS path length visible: 2.4
Max ARIN Region AS path length visible: 17
Number of ARIN addresses announced to Internet: 298344993
Equivalent to 17 /8s, 200 /16s and 98 /24s
Percentage of available ARIN address space announced: 77.3
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, 199/8, 204/6,
208/7 and 216/8
RIPE Region Analysis Summary
----------------------------
Prefixes being announced by RIPE Region ASes: 40231
Total RIPE prefixes after maximum aggregation: 26274
Prefixes being announced from the RIPE address blocks: 37610
Unique aggregates announced from the RIPE address blocks: 24234
RIPE Region origin ASes present in the Internet Routing Table: 8373
RIPE Region origin ASes announcing only one prefix: 4377
RIPE Region transit ASes present in the Internet Routing Table: 1345
Average RIPE Region AS path length visible: 2.9
Max RIPE Region AS path length visible: 17
Number of RIPE addresses announced to Internet: 259100640
Equivalent to 15 /8s, 113 /16s and 143 /24s
Percentage of available RIPE address space announced: 81.3
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, 80/5, 88/6, 193/8, 194/7, 212/7
and 217/8
LACNIC Region Analysis Summary
------------------------------
Prefixes being announced by LACNIC Region ASes: 12045
Total LACNIC prefixes after maximum aggregation: 3737
Prefixes being announced from the LACNIC address blocks: 10121
Unique aggregates announced from the LACNIC address blocks: 5770
LACNIC Region origin ASes present in the Internet Routing Table: 714
LACNIC Region origin ASes announcing only one prefix: 241
LACNIC Region transit ASes present in the Internet Routing Table: 126
Average LACNIC Region AS path length visible: 3.0
Max LACNIC Region AS path length visible: 15
Number of LACNIC addresses announced to Internet: 31419392
Equivalent to 1 /8s, 223 /16s and 108 /24s
Percentage of available LACNIC address space announced: 46.8
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: 2358
Total AfriNIC prefixes after maximum aggregation: 920
Prefixes being announced from the AfriNIC address blocks: 1588
Unique aggregates announced from the AfriNIC address blocks: 971
AfriNIC Region origin ASes present in the Internet Routing Table: 161
AfriNIC Region origin ASes announcing only one prefix: 45
AfriNIC Region transit ASes present in the Internet Routing Table: 22
Average AfriNIC Region AS path length visible: 2.8
Max AfriNIC Region AS path length visible: 13
Number of AfriNIC addresses announced to Internet: 4204288
Equivalent to 0 /8s, 64 /16s and 39 /24s
Percentage of available AfriNIC address space announced: 12.5
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 1215 6933 226 CHINANET-BACKBONE
4755 953 255 66 Videsh Sanchar Nigam Ltd. Aut
9583 925 109 15 Sify Limited
9498 764 211 70 BHARTI BT INTERNET LTD.
4766 717 4435 305 Korea Telecom (KIX)
1221 645 1779 476 Telstra Pty Ltd
7545 552 124 73 TPG Internet Pty Ltd
4538 520 2715 30 China Education and Research
17488 520 32 18 Hathway IP Over Cable Interne
17676 490 7093 110 Softbank BB Corp.
9443 450 111 83 Primus Telecommunications
18101 429 85 22 Reliance Infocom Ltd Internet
17849 404 30 123 Telecommunications Technology
4812 401 639 56 China Telecom (Shanghai)
17557 383 30 174 Pakistan Telecom
4802 377 81 166 Wantree Development
17974 370 129 14 PT TELEKOMUNIKASI INDONESIA
7474 357 211 229 SingTel Optus Pty Ltd
2907 340 1733 313 SINET Japan
9929 324 216 43 China Netcom Corp.
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
702 625 1948 442 UUNET - Commercial IP service
3215 401 1760 97 France Telecom Transpac
3301 316 1187 301 TeliaNet Sweden
3320 290 5012 236 Deutsche Telekom AG
8220 283 471 266 COLT Telecommunications
680 246 2041 243 DFN-IP service G-WiN
6746 240 90 218 Dynamic Network Technologies,
24863 237 42 11 LINKdotNET AS number
3352 236 1639 33 Ibernet, Internet Access Netw
3246 232 462 222 Song Networks
5089 228 1641 44 NTL Group Limited
1257 224 742 168 SWIPnet Swedish IP Network
8708 215 276 203 Romania Data Systems S.A.
30890 207 19 79 SC Kappa Invexim SRL
3269 203 2246 73 TELECOM ITALIA
8551 193 182 28 Bezeq International
8866 180 37 15 Bulgarian Telecommunication C
5416 179 12 11 BATELCO-BH
6830 177 813 37 UPC Distribution Services
3300 175 171 98 AUCS Communications Services
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
701 5028 6786 794 UUNET Technologies, Inc.
4323 3191 746 275 Time Warner Telecom
705 1513 559 659 UUNET Technologies, Inc.
7018 1485 6261 974 AT&T WorldNet Services
721 1022 21926 313 DLA Systems Automation Center
6197 1016 636 478 BellSouth Network Solutions,
18566 950 272 8 Covad Communications
174 933 5736 878 Cogent Communications
2386 909 542 700 AT&T Data Communications Serv
1239 865 2800 613 Sprint
7046 829 252 685 UUNET Technologies, Inc.
19262 728 2228 187 Verizon Global Networks
11492 719 89 15 Cable One
20115 716 623 388 Charter Communications
209 694 3663 546 Qwest
22773 677 1741 37 Cox Communications, Inc.
7011 651 218 414 Citizens Utilities
6461 611 228 83 AboveNet Communications, Inc.
4355 606 305 86 EarthLink, Inc.
6198 599 556 238 BellSouth Network Solutions,
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4323 3191 2916 Time Warner Telecom
4134 1215 989 CHINANET-BACKBONE
18566 950 942 Covad Communications
9583 925 910 Sify Limited
4755 953 887 Videsh Sanchar Nigam Ltd. Aut
705 1513 854 UUNET Technologies, Inc.
721 1022 709 DLA Systems Automation Center
11492 719 704 Cable One
9498 764 694 BHARTI BT INTERNET LTD.
22773 677 640 Cox Communications, Inc.
8151 760 542 UniNet S.A. de C.V.
19262 728 541 Verizon Global Networks
6197 1016 538 BellSouth Network Solutions,
6461 611 528 AboveNet Communications, Inc.
5668 545 522 CenturyTel Internet Holdings,
4355 606 520 EarthLink, Inc.
7018 1485 511 AT&T WorldNet Services
19916 563 509 OLM LLC
17488 520 502 Hathway IP Over Cable Interne
855 563 492 Canadian Research Network
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
65333 PRIVATE 1.0.0.0/8 23342 UnitedLayer, Inc.
64666 PRIVATE 2.2.2.0/24 8001 Net Access Corporati
65000 PRIVATE 64.25.139.64/29 21947 Cutthroat Communicat
65473 PRIVATE 66.246.179.0/24 8001 Net Access Corporati
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
65128 PRIVATE 193.110.50.0/24 24652 Juniper Networks, Eu
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
64565 PRIVATE 212.111.35.128/27 4513 PFM Communications,
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
64560 PRIVATE 213.219.53.192/26 4513 PFM Communications,
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
65350 PRIVATE 219.148.0.0/22 17672 asn for Hebei Provin
65350 PRIVATE 219.148.4.0/23 17672 asn for Hebei Provin
65350 PRIVATE 219.148.8.0/21 17672 asn for Hebei Provin
65350 PRIVATE 219.148.24.0/21 17672 asn for Hebei Provin
65350 PRIVATE 219.148.32.0/19 17672 asn for Hebei Provin
65350 PRIVATE 222.222.0.0/21 17672 asn for Hebei Provin
65350 PRIVATE 222.222.8.0/21 17672 asn for Hebei Provin
65350 PRIVATE 222.222.16.0/20 17672 asn for Hebei Provin
65350 PRIVATE 222.222.32.0/20 17672 asn for Hebei Provin
65350 PRIVATE 222.222.48.0/20 17672 asn for Hebei Provin
65350 PRIVATE 222.222.208.0/21 17672 asn for Hebei Provin
65350 PRIVATE 222.222.216.0/21 17672 asn for Hebei Provin
65350 PRIVATE 222.223.187.0/24 17672 asn for Hebei Provin
65350 PRIVATE 222.223.188.0/22 17672 asn for Hebei Provin
65350 PRIVATE 222.223.192.0/22 17672 asn for Hebei Provin
65350 PRIVATE 222.223.196.0/23 17672 asn for Hebei Provin
65350 PRIVATE 222.223.200.0/22 17672 asn for Hebei Provin
65350 PRIVATE 222.223.206.0/23 17672 asn for Hebei Provin
65350 PRIVATE 222.223.224.0/19 17672 asn for Hebei Provin
Prefixes from private and non-routed address space (Global)
-----------------------------------------------------------
Prefix Origin AS Description
0.0.0.0/8 3303 Swisscom Ltd
172.16.2.32/27 6325 Illinois Century Network
172.16.2.80/28 6325 Illinois Century Network
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
198.18.1.0/24 3301 TeliaNet Sweden
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
1.0.0.0/8 65333 PRIVATE ASN
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
183.206.196.0/24 2188 FR-RENATER-ASTER
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
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 /10:11 /11:27 /12:95
/13:210 /14:367 /15:734 /16:8947 /17:3427 /18:5636
/19:12261 /20:13866 /21:12373 /22:15777 /23:17133 /24:114607
/25:457 /26:359 /27:291 /28:213 /29:193 /30:524
/31:0 /32:112
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
701 3758 5028 UUNET Technologies, Inc.
4323 1895 3191 Time Warner Telecom
705 958 1513 UUNET Technologies, Inc.
18566 933 950 Covad Communications
6197 796 1016 BellSouth Network Solutions,
7018 777 1485 AT&T WorldNet Services
9583 756 925 Sify Limited
11492 707 719 Cable One
2386 630 909 AT&T Data Communications Serv
7046 586 829 UUNET Technologies, Inc.
7011 559 651 Citizens Utilities
19916 557 563 OLM LLC
6461 539 611 AboveNet Communications, Inc.
4766 528 717 Korea Telecom (KIX)
2686 513 558 IBM
9498 446 764 BHARTI BT INTERNET LTD.
6198 442 599 BellSouth Network Solutions,
855 441 563 Canadian Research Network
5668 427 545 CenturyTel Internet Holdings,
15270 422 453 PaeTec.net -a division of Pae
Number of /24s announced per /8 block (Global)
----------------------------------------------
2:1 4:10 8:48 12:1608 13:1 15:15
16:3 17:3 18:4 20:41 24:811 25:1
30:2 32:264 38:241 40:53 41:9 44:3
47:6 52:4 55:1 56:3 57:53 58:211
59:277 60:173 61:950 62:940 63:3406 64:3610
65:3664 66:3794 67:650 68:681 69:1589 70:393
71:86 72:827 74:63 75:1 80:811 81:693
82:699 83:396 84:412 85:576 86:411 87:461
88:141 89:375 91:1 121:12 122:3 123:1
124:341 125:576 128:163 129:188 130:119 131:317
132:35 133:8 134:160 135:49 136:174 137:86
138:212 139:134 140:491 141:136 142:395 143:187
144:243 145:40 146:318 147:145 148:352 149:188
150:114 151:98 152:74 153:116 154:6 155:212
156:180 157:141 158:167 159:174 160:93 161:80
162:246 163:164 164:282 165:232 166:182 167:244
168:599 169:125 170:354 171:14 183:1 190:97
192:5837 193:3416 194:2790 195:2167 196:893 198:4043
199:3376 200:4626 201:1030 202:6954 203:7151 204:4067
205:2161 206:2818 207:3657 208:3019 209:3932 210:2240
211:858 212:1359 213:1530 214:362 215:41 216:4384
217:1414 218:329 219:276 220:752 221:360 222:221
End of report
