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[bgp-stats] Routing Table Report - Oregon IX view
Routing Table Report 00:00 GMT Fri 04 Aug, 2006
Analysis Summary
----------------
BGP routing table entries examined: 208042
Prefixes after maximum aggregation: 108636
Unique aggregates announced to Internet: 94880
Total ASes present in the Internet Routing Table: 22857
Origin-only ASes present in the Internet Routing Table: 19880
Origin ASes announcing only one prefix: 9473
Transit ASes present in the Internet Routing Table: 2977
Transit-only ASes present in the Internet Routing Table: 73
Average AS path length visible in the Internet Routing Table: 3.8
Max AS path length visible: 24
Max AS path prepend of ASN (24076) 20
Prefixes from unregistered ASNs in the Routing Table: 41
Unregistered ASNs in the Routing Table: 17
Special use prefixes present in the Routing Table: 7
Prefixes being announced from unallocated address space: 11
Number of addresses announced to Internet: 1578020349
Equivalent to 94 /8s, 14 /16s and 173 /24s
Percentage of available address space announced: 42.6
Percentage of allocated address space announced: 61.6
Percentage of available address space allocated: 69.1
Total number of prefixes smaller than registry allocations: 107026
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 43859
Total APNIC prefixes after maximum aggregation: 17655
Prefixes being announced from the APNIC address blocks: 41458
Unique aggregates announced from the APNIC address blocks: 18567
APNIC Region origin ASes present in the Internet Routing Table: 2681
APNIC Region origin ASes announcing only one prefix: 754
APNIC Region transit ASes present in the Internet Routing Table: 405
Average APNIC Region AS path length visible: 4.2
Max APNIC Region AS path length visible: 24
Number of APNIC addresses announced to Internet: 244170116
Equivalent to 14 /8s, 141 /16s and 189 /24s
Percentage of available APNIC address space announced: 76.3
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: 109593
Total ARIN prefixes after maximum aggregation: 60040
Prefixes being announced from the ARIN address blocks: 81757
Unique aggregates announced from the ARIN address blocks: 27240
ARIN Region origin ASes present in the Internet Routing Table: 10863
ARIN Region origin ASes announcing only one prefix: 4074
ARIN Region transit ASes present in the Internet Routing Table: 1005
Average ARIN Region AS path length visible: 3.2
Max ARIN Region AS path length visible: 19
Number of ARIN addresses announced to Internet: 298676513
Equivalent to 17 /8s, 205 /16s and 113 /24s
Percentage of available ARIN address space announced: 77.4
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: 40163
Total RIPE prefixes after maximum aggregation: 26294
Prefixes being announced from the RIPE address blocks: 37482
Unique aggregates announced from the RIPE address blocks: 24254
RIPE Region origin ASes present in the Internet Routing Table: 8364
RIPE Region origin ASes announcing only one prefix: 4360
RIPE Region transit ASes present in the Internet Routing Table: 1382
Average RIPE Region AS path length visible: 4.6
Max RIPE Region AS path length visible: 18
Number of RIPE addresses announced to Internet: 261198560
Equivalent to 15 /8s, 145 /16s and 146 /24s
Percentage of available RIPE address space announced: 81.9
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: 12106
Total LACNIC prefixes after maximum aggregation: 3728
Prefixes being announced from the LACNIC address blocks: 10189
Unique aggregates announced from the LACNIC address blocks: 5801
LACNIC Region origin ASes present in the Internet Routing Table: 715
LACNIC Region origin ASes announcing only one prefix: 239
LACNIC Region transit ASes present in the Internet Routing Table: 128
Average LACNIC Region AS path length visible: 4.4
Max LACNIC Region AS path length visible: 18
Number of LACNIC addresses announced to Internet: 31430912
Equivalent to 1 /8s, 223 /16s and 153 /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: 2281
Total AfriNIC prefixes after maximum aggregation: 919
Prefixes being announced from the AfriNIC address blocks: 1582
Unique aggregates announced from the AfriNIC address blocks: 974
AfriNIC Region origin ASes present in the Internet Routing Table: 161
AfriNIC Region origin ASes announcing only one prefix: 46
AfriNIC Region transit ASes present in the Internet Routing Table: 25
Average AfriNIC Region AS path length visible: 4.0
Max AfriNIC Region AS path length visible: 15
Number of AfriNIC addresses announced to Internet: 4204032
Equivalent to 0 /8s, 64 /16s and 38 /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 1293 7914 239 CHINANET-BACKBONE
4755 953 255 62 Videsh Sanchar Nigam Ltd. Aut
9583 943 109 15 Sify Limited
9498 765 211 70 BHARTI BT INTERNET LTD.
4766 724 4435 306 Korea Telecom (KIX)
1221 646 1779 476 Telstra Pty Ltd
7545 552 124 72 TPG Internet Pty Ltd
4538 523 2717 32 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 433 85 22 Reliance Infocom Ltd Internet
4812 416 740 61 China Telecom (Shanghai)
17849 412 30 123 Telecommunications Technology
17557 380 30 175 Pakistan Telecom
4802 378 81 167 Wantree Development
17974 373 129 14 PT TELEKOMUNIKASI INDONESIA
7474 357 211 229 SingTel Optus Pty Ltd
2907 339 1733 312 SINET Japan
9929 323 213 42 China Netcom Corp.
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
702 623 1948 442 UUNET - Commercial IP service
3215 401 1760 97 France Telecom Transpac
3301 316 1187 301 TeliaNet Sweden
3320 294 5013 238 Deutsche Telekom AG
8220 283 471 266 COLT Telecommunications
680 246 2041 243 DFN-IP service G-WiN
6746 239 90 217 Dynamic Network Technologies,
24863 239 42 11 LINKdotNET AS number
3246 232 462 222 Song Networks
5089 229 1657 45 NTL Group Limited
1257 224 742 168 SWIPnet Swedish IP Network
8708 215 278 203 Romania Data Systems S.A.
3269 203 2246 73 TELECOM ITALIA
8551 202 182 27 Bezeq International
30890 201 19 84 SC Kappa Invexim SRL
5416 180 12 7 BATELCO-BH
8866 180 37 15 Bulgarian Telecommunication C
6830 177 813 37 UPC Distribution Services
3300 174 171 97 AUCS Communications Services
786 171 1778 171 The JANET IP Service
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
701 5025 6785 793 UUNET Technologies, Inc.
4323 3194 746 277 Time Warner Telecom
7018 1509 6266 969 AT&T WorldNet Services
705 1504 559 658 UUNET Technologies, Inc.
6197 1020 636 478 BellSouth Network Solutions,
721 1009 21926 312 DLA Systems Automation Center
18566 951 272 8 Covad Communications
174 942 5769 887 Cogent Communications
2386 915 574 696 AT&T Data Communications Serv
1239 862 2800 610 Sprint
7046 830 252 686 UUNET Technologies, Inc.
19262 728 2228 187 Verizon Global Networks
20115 723 627 377 Charter Communications
11492 722 89 15 Cable One
209 692 3660 540 Qwest
22773 679 1741 38 Cox Communications, Inc.
7011 661 220 419 Citizens Utilities
4355 607 305 87 EarthLink, Inc.
6461 607 228 85 AboveNet Communications, Inc.
6198 600 556 238 BellSouth Network Solutions,
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4323 3194 2917 Time Warner Telecom
4134 1293 1054 CHINANET-BACKBONE
18566 951 943 Covad Communications
9583 943 928 Sify Limited
4755 953 891 Videsh Sanchar Nigam Ltd. Aut
705 1504 846 UUNET Technologies, Inc.
11492 722 707 Cable One
721 1009 697 DLA Systems Automation Center
9498 765 695 BHARTI BT INTERNET LTD.
22773 679 641 Cox Communications, Inc.
8151 788 560 UniNet S.A. de C.V.
6197 1020 542 BellSouth Network Solutions,
19262 728 541 Verizon Global Networks
7018 1509 540 AT&T WorldNet Services
6461 607 522 AboveNet Communications, Inc.
4355 607 520 EarthLink, Inc.
5668 540 517 CenturyTel Internet Holdings,
19916 563 509 OLM LLC
17488 520 502 Hathway IP Over Cable Interne
855 567 493 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
65350 PRIVATE 124.236.240.0/20 17672 asn for Hebei Provin
65014 PRIVATE 135.196.176.96/27 8190 VIATEL
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
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 /10:11 /11:28 /12:97
/13:211 /14:374 /15:735 /16:8970 /17:3458 /18:5660
/19:12305 /20:13938 /21:12359 /22:15823 /23:17149 /24:114745
/25:458 /26:364 /27:301 /28:218 /29:191 /30:510
/31:0 /32:109
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
701 3753 5025 UUNET Technologies, Inc.
4323 1898 3194 Time Warner Telecom
705 951 1504 UUNET Technologies, Inc.
18566 934 951 Covad Communications
6197 800 1020 BellSouth Network Solutions,
7018 798 1509 AT&T WorldNet Services
9583 774 943 Sify Limited
11492 710 722 Cable One
2386 636 915 AT&T Data Communications Serv
7046 587 830 UUNET Technologies, Inc.
7011 568 661 Citizens Utilities
19916 557 563 OLM LLC
4766 535 724 Korea Telecom (KIX)
6461 533 607 AboveNet Communications, Inc.
2686 515 559 IBM
9498 447 765 BHARTI BT INTERNET LTD.
6198 443 600 BellSouth Network Solutions,
855 441 567 Canadian Research Network
5668 423 540 CenturyTel Internet Holdings,
15270 423 454 PaeTec.net -a division of Pae
Number of /24s announced per /8 block (Global)
----------------------------------------------
2:1 4:10 8:50 12:1613 13:1 15:15
16:3 17:3 18:4 20:41 24:811 25:1
30:2 32:264 38:241 40:53 41:10 44:3
45:9 47:6 52:4 55:1 56:3 57:54
58:213 59:278 60:191 61:951 62:952 63:3399
64:3607 65:3673 66:3806 67:650 68:681 69:1584
70:395 71:87 72:870 74:66 75:4 80:776
81:686 82:689 83:408 84:409 85:586 86:398
87:462 88:141 89:364 91:1 121:13 122:3
123:1 124:346 125:575 128:162 129:188 130:119
131:318 132:35 133:8 134:160 135:49 136:178
137:86 138:214 139:137 140:491 141:137 142:395
143:186 144:247 145:40 146:317 147:145 148:351
149:191 150:114 151:97 152:74 153:117 154:6
155:213 156:180 157:142 158:167 159:173 160:93
161:81 162:245 163:164 164:280 165:231 166:182
167:244 168:598 169:125 170:354 171:14 190:99
192:5826 193:3422 194:2804 195:2169 196:890 198:4040
199:3363 200:4645 201:1046 202:6948 203:7170 204:4088
205:2152 206:2818 207:3643 208:3014 209:3950 210:2247
211:880 212:1365 213:1513 214:363 215:41 216:4384
217:1361 218:343 219:281 220:752 221:377 222:235
End of report
