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[bgp-stats] Routing Table Report - Oregon IX view
Routing Table Report 00:00 GMT Sun 06 Aug, 2006
Analysis Summary
----------------
BGP routing table entries examined: 207930
Prefixes after maximum aggregation: 108607
Unique aggregates announced to Internet: 95031
Total ASes present in the Internet Routing Table: 22858
Origin-only ASes present in the Internet Routing Table: 19910
Origin ASes announcing only one prefix: 9484
Transit ASes present in the Internet Routing Table: 2948
Transit-only ASes present in the Internet Routing Table: 68
Average AS path length visible in the Internet Routing Table: 3.0
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: 17
Special use prefixes present in the Routing Table: 7
Prefixes being announced from unallocated address space: 11
Number of addresses announced to Internet: 1578501373
Equivalent to 94 /8s, 22 /16s and 4 /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: 107050
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 43866
Total APNIC prefixes after maximum aggregation: 17597
Prefixes being announced from the APNIC address blocks: 41470
Unique aggregates announced from the APNIC address blocks: 18622
APNIC Region origin ASes present in the Internet Routing Table: 2669
APNIC Region origin ASes announcing only one prefix: 748
APNIC Region transit ASes present in the Internet Routing Table: 396
Average APNIC Region AS path length visible: 3.4
Max APNIC Region AS path length visible: 23
Number of APNIC addresses announced to Internet: 244146564
Equivalent to 14 /8s, 141 /16s and 97 /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: 109327
Total ARIN prefixes after maximum aggregation: 60036
Prefixes being announced from the ARIN address blocks: 81558
Unique aggregates announced from the ARIN address blocks: 27278
ARIN Region origin ASes present in the Internet Routing Table: 10877
ARIN Region origin ASes announcing only one prefix: 4084
ARIN Region transit ASes present in the Internet Routing Table: 1003
Average ARIN Region AS path length visible: 2.7
Max ARIN Region AS path length visible: 19
Number of ARIN addresses announced to Internet: 298923553
Equivalent to 17 /8s, 209 /16s and 54 /24s
Percentage of available ARIN address space announced: 77.5
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: 40242
Total RIPE prefixes after maximum aggregation: 26313
Prefixes being announced from the RIPE address blocks: 37561
Unique aggregates announced from the RIPE address blocks: 24266
RIPE Region origin ASes present in the Internet Routing Table: 8369
RIPE Region origin ASes announcing only one prefix: 4369
RIPE Region transit ASes present in the Internet Routing Table: 1367
Average RIPE Region AS path length visible: 3.3
Max RIPE Region AS path length visible: 19
Number of RIPE addresses announced to Internet: 261388512
Equivalent to 15 /8s, 148 /16s and 120 /24s
Percentage of available RIPE address space announced: 82.0
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: 12141
Total LACNIC prefixes after maximum aggregation: 3739
Prefixes being announced from the LACNIC address blocks: 10216
Unique aggregates announced from the LACNIC address blocks: 5855
LACNIC Region origin ASes present in the Internet Routing Table: 713
LACNIC Region origin ASes announcing only one prefix: 238
LACNIC Region transit ASes present in the Internet Routing Table: 127
Average LACNIC Region AS path length visible: 3.1
Max LACNIC Region AS path length visible: 18
Number of LACNIC addresses announced to Internet: 31781888
Equivalent to 1 /8s, 228 /16s and 244 /24s
Percentage of available LACNIC address space announced: 47.4
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: 2314
Total AfriNIC prefixes after maximum aggregation: 922
Prefixes being announced from the AfriNIC address blocks: 1586
Unique aggregates announced from the AfriNIC address blocks: 967
AfriNIC Region origin ASes present in the Internet Routing Table: 162
AfriNIC Region origin ASes announcing only one prefix: 45
AfriNIC Region transit ASes present in the Internet Routing Table: 24
Average AfriNIC Region AS path length visible: 3.0
Max AfriNIC Region AS path length visible: 14
Number of AfriNIC addresses announced to Internet: 4203008
Equivalent to 0 /8s, 64 /16s and 34 /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 963 255 65 Videsh Sanchar Nigam Ltd. Aut
9583 943 109 15 Sify Limited
9498 763 211 70 BHARTI BT INTERNET LTD.
4766 724 4435 306 Korea Telecom (KIX)
1221 646 1779 476 Telstra Pty Ltd
7545 553 124 73 TPG Internet Pty Ltd
4538 523 2717 32 China Education and Research
17488 522 32 18 Hathway IP Over Cable Interne
17676 489 7077 109 Softbank BB Corp.
9443 450 111 83 Primus Telecommunications
18101 434 85 22 Reliance Infocom Ltd Internet
4812 415 740 61 China Telecom (Shanghai)
17849 412 30 123 Telecommunications Technology
17557 381 30 174 Pakistan Telecom
4802 377 81 166 Wantree Development
17974 373 129 14 PT TELEKOMUNIKASI INDONESIA
7474 355 211 229 SingTel Optus Pty Ltd
2907 340 1733 313 SINET Japan
9929 323 213 42 China Netcom Corp.
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
702 624 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 242 91 220 Dynamic Network Technologies,
24863 239 42 11 LINKdotNET AS number
3246 232 462 222 Song Networks
5089 229 1657 44 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 202 19 85 SC Kappa Invexim SRL
8866 181 37 15 Bulgarian Telecommunication C
5416 180 12 7 BATELCO-BH
6830 177 813 37 UPC Distribution Services
3300 175 171 98 AUCS Communications Services
786 170 1762 170 The JANET IP Service
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
701 5017 6785 787 UUNET Technologies, Inc.
4323 3199 747 278 Time Warner Telecom
7018 1503 6264 969 AT&T WorldNet Services
705 1500 558 656 UUNET Technologies, Inc.
6197 1019 636 478 BellSouth Network Solutions,
721 1005 21926 311 DLA Systems Automation Center
18566 953 272 8 Covad Communications
174 928 5720 874 Cogent Communications
2386 919 559 707 AT&T Data Communications Serv
1239 861 2800 612 Sprint
7046 824 235 681 UUNET Technologies, Inc.
19262 728 2228 187 Verizon Global Networks
20115 726 651 380 Charter Communications
11492 722 89 15 Cable One
209 692 3660 540 Qwest
22773 679 1741 38 Cox Communications, Inc.
7011 669 222 426 Citizens Utilities
6461 607 228 84 AboveNet Communications, Inc.
6198 599 556 238 BellSouth Network Solutions,
852 596 1068 382 Telus Advanced Communications
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4323 3199 2921 Time Warner Telecom
4134 1293 1054 CHINANET-BACKBONE
18566 953 945 Covad Communications
9583 943 928 Sify Limited
4755 963 898 Videsh Sanchar Nigam Ltd. Aut
705 1500 844 UUNET Technologies, Inc.
11492 722 707 Cable One
721 1005 694 DLA Systems Automation Center
9498 763 693 BHARTI BT INTERNET LTD.
22773 679 641 Cox Communications, Inc.
8151 771 552 UniNet S.A. de C.V.
6197 1019 541 BellSouth Network Solutions,
19262 728 541 Verizon Global Networks
7018 1503 534 AT&T WorldNet Services
6461 607 523 AboveNet Communications, Inc.
5668 538 515 CenturyTel Internet Holdings,
19916 563 509 OLM LLC
17488 522 504 Hathway IP Over Cable Interne
855 564 493 Canadian Research Network
4538 523 491 China Education and Research
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
65128 PRIVATE 193.110.50.0/24 24652 Juniper Networks, Eu
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 /15:736 /16:8970 /17:3465 /18:5670
/19:12298 /20:13921 /21:12403 /22:15833 /23:17143 /24:114572
/25:461 /26:361 /27:299 /28:218 /29:194 /30:526
/31:0 /32:111
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
701 3750 5017 UUNET Technologies, Inc.
4323 1902 3199 Time Warner Telecom
705 946 1500 UUNET Technologies, Inc.
18566 936 953 Covad Communications
6197 799 1019 BellSouth Network Solutions,
7018 798 1503 AT&T WorldNet Services
9583 774 943 Sify Limited
11492 710 722 Cable One
2386 638 919 AT&T Data Communications Serv
7046 583 824 UUNET Technologies, Inc.
7011 575 669 Citizens Utilities
19916 557 563 OLM LLC
4766 535 724 Korea Telecom (KIX)
6461 534 607 AboveNet Communications, Inc.
2686 514 559 IBM
9498 445 763 BHARTI BT INTERNET LTD.
6198 443 599 BellSouth Network Solutions,
855 441 564 Canadian Research Network
15270 424 455 PaeTec.net -a division of Pae
5668 421 538 CenturyTel Internet Holdings,
Number of /24s announced per /8 block (Global)
----------------------------------------------
2:1 4:9 8:50 12:1623 13:1 15:15
16:3 17:3 18:4 20:41 24:811 25:1
30:2 32:267 38:241 40:53 41:8 44:3
45:9 47:6 52:4 55:1 56:3 57:54
58:211 59:277 60:194 61:950 62:959 63:3398
64:3610 65:3669 66:3794 67:647 68:681 69:1589
70:395 71:87 72:874 74:66 75:5 80:773
81:685 82:691 83:409 84:410 85:588 86:401
87:471 88:145 89:381 91:1 121:13 122:3
123:1 124:345 125:581 128:160 129:188 130:119
131:319 132:35 133:8 134:160 135:49 136:171
137:82 138:210 139:136 140:491 141:137 142:395
143:186 144:241 145:40 146:316 147:144 148:351
149:191 150:108 151:97 152:74 153:117 154:6
155:214 156:180 157:140 158:163 159:173 160:94
161:81 162:245 163:164 164:281 165:228 166:182
167:242 168:601 169:125 170:354 171:14 190:115
192:5841 193:3421 194:2804 195:2170 196:889 198:4032
199:3370 200:4647 201:1045 202:6952 203:7131 204:4082
205:2158 206:2818 207:3573 208:3019 209:3851 210:2245
211:882 212:1361 213:1501 214:342 215:40 216:4382
217:1368 218:343 219:292 220:752 221:375 222:242
End of report
