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[bgp-stats] Routing Table Report - Oregon IX view
Routing Table Report 00:00 GMT Mon 14 Aug, 2006
Analysis Summary
----------------
BGP routing table entries examined: 208718
Prefixes after maximum aggregation: 108716
Unique aggregates announced to Internet: 95208
Total ASes present in the Internet Routing Table: 22931
Origin-only ASes present in the Internet Routing Table: 19882
Origin ASes announcing only one prefix: 9511
Transit ASes present in the Internet Routing Table: 3049
Transit-only ASes present in the Internet Routing Table: 78
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: 42
Unregistered ASNs in the Routing Table: 16
Special use prefixes present in the Routing Table: 8
Prefixes being announced from unallocated address space: 11
Number of addresses announced to Internet: 1580218109
Equivalent to 94 /8s, 48 /16s and 54 /24s
Percentage of available address space announced: 42.6
Percentage of allocated address space announced: 61.7
Percentage of available address space allocated: 69.1
Total number of prefixes smaller than registry allocations: 107536
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 44057
Total APNIC prefixes after maximum aggregation: 17550
Prefixes being announced from the APNIC address blocks: 41638
Unique aggregates announced from the APNIC address blocks: 18648
APNIC Region origin ASes present in the Internet Routing Table: 2676
APNIC Region origin ASes announcing only one prefix: 746
APNIC Region transit ASes present in the Internet Routing Table: 413
Average APNIC Region AS path length visible: 4.0
Max APNIC Region AS path length visible: 24
Number of APNIC addresses announced to Internet: 244922244
Equivalent to 14 /8s, 153 /16s and 55 /24s
Percentage of available APNIC address space announced: 76.6
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: 109785
Total ARIN prefixes after maximum aggregation: 60176
Prefixes being announced from the ARIN address blocks: 81759
Unique aggregates announced from the ARIN address blocks: 27309
ARIN Region origin ASes present in the Internet Routing Table: 10908
ARIN Region origin ASes announcing only one prefix: 4097
ARIN Region transit ASes present in the Internet Routing Table: 1030
Average ARIN Region AS path length visible: 3.4
Max ARIN Region AS path length visible: 19
Number of ARIN addresses announced to Internet: 299240737
Equivalent to 17 /8s, 214 /16s and 13 /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: 40340
Total RIPE prefixes after maximum aggregation: 26323
Prefixes being announced from the RIPE address blocks: 37667
Unique aggregates announced from the RIPE address blocks: 24292
RIPE Region origin ASes present in the Internet Routing Table: 8395
RIPE Region origin ASes announcing only one prefix: 4384
RIPE Region transit ASes present in the Internet Routing Table: 1409
Average RIPE Region AS path length visible: 4.4
Max RIPE Region AS path length visible: 19
Number of RIPE addresses announced to Internet: 261518048
Equivalent to 15 /8s, 150 /16s and 114 /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: 12160
Total LACNIC prefixes after maximum aggregation: 3734
Prefixes being announced from the LACNIC address blocks: 10264
Unique aggregates announced from the LACNIC address blocks: 5883
LACNIC Region origin ASes present in the Internet Routing Table: 711
LACNIC Region origin ASes announcing only one prefix: 237
LACNIC Region transit ASes present in the Internet Routing Table: 131
Average LACNIC Region AS path length visible: 4.4
Max LACNIC Region AS path length visible: 24
Number of LACNIC addresses announced to Internet: 31921664
Equivalent to 1 /8s, 231 /16s and 22 /24s
Percentage of available LACNIC address space announced: 47.6
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: 2335
Total AfriNIC prefixes after maximum aggregation: 933
Prefixes being announced from the AfriNIC address blocks: 1605
Unique aggregates announced from the AfriNIC address blocks: 979
AfriNIC Region origin ASes present in the Internet Routing Table: 163
AfriNIC Region origin ASes announcing only one prefix: 47
AfriNIC Region transit ASes present in the Internet Routing Table: 24
Average AfriNIC Region AS path length visible: 3.8
Max AfriNIC Region AS path length visible: 13
Number of AfriNIC addresses announced to Internet: 4205568
Equivalent to 0 /8s, 64 /16s and 44 /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 1294 7930 240 CHINANET-BACKBONE
4755 960 255 62 Videsh Sanchar Nigam Ltd. Aut
9583 947 109 15 Sify Limited
9498 786 211 70 BHARTI BT INTERNET LTD.
4766 726 4435 306 Korea Telecom (KIX)
1221 648 1779 478 Telstra Pty Ltd
4538 604 2717 31 China Education and Research
7545 549 124 71 TPG Internet Pty Ltd
17488 522 32 18 Hathway IP Over Cable Interne
17676 491 7109 111 Softbank BB Corp.
9443 450 111 83 Primus Telecommunications
18101 436 85 22 Reliance Infocom Ltd Internet
4812 412 739 59 China Telecom (Shanghai)
17849 412 30 123 Telecommunications Technology
17974 379 129 12 PT TELEKOMUNIKASI INDONESIA
17557 359 29 167 Pakistan Telecom
4802 358 84 146 Wantree Development
7474 358 211 230 SingTel Optus Pty Ltd
2907 339 1733 312 SINET Japan
9929 313 198 38 China Netcom Corp.
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
702 613 1947 440 UUNET - Commercial IP service
3215 401 1760 97 France Telecom Transpac
3301 315 1186 300 TeliaNet Sweden
3320 294 5013 238 Deutsche Telekom AG
8220 284 471 267 COLT Telecommunications
24863 251 42 10 LINKdotNET AS number
680 247 2041 244 DFN-IP service G-WiN
3246 233 462 223 Song Networks
5089 230 1657 45 NTL Group Limited
1257 224 742 168 SWIPnet Swedish IP Network
8708 215 278 203 Romania Data Systems S.A.
8551 202 182 27 Bezeq International
3269 201 2246 72 TELECOM ITALIA
30890 200 18 83 SC Kappa Invexim SRL
6830 195 879 43 UPC Distribution Services
6746 188 86 177 Dynamic Network Technologies,
8866 182 37 15 Bulgarian Telecommunication C
5416 181 12 7 BATELCO-BH
3300 173 171 96 AUCS Communications Services
786 172 1779 172 The JANET IP Service
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
701 5009 6798 791 UUNET Technologies, Inc.
4323 3203 747 281 Time Warner Telecom
705 1498 558 656 UUNET Technologies, Inc.
7018 1476 6234 951 AT&T WorldNet Services
174 1130 5770 889 Cogent Communications
6197 1017 636 478 BellSouth Network Solutions,
721 993 21942 311 DLA Systems Automation Center
18566 954 272 8 Covad Communications
2386 934 559 710 AT&T Data Communications Serv
1239 842 2797 597 Sprint
7046 822 250 680 UUNET Technologies, Inc.
19262 728 2232 186 Verizon Global Networks
20115 727 651 383 Charter Communications
11492 723 90 16 Cable One
22773 688 1744 44 Cox Communications, Inc.
209 683 3660 537 Qwest
7011 676 221 431 Citizens Utilities
6461 603 228 82 AboveNet Communications, Inc.
852 597 1068 383 Telus Advanced Communications
6198 595 554 237 BellSouth Network Solutions,
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4323 3203 2922 Time Warner Telecom
4134 1294 1054 CHINANET-BACKBONE
18566 954 946 Covad Communications
9583 947 932 Sify Limited
4755 960 898 Videsh Sanchar Nigam Ltd. Aut
705 1498 842 UUNET Technologies, Inc.
9498 786 716 BHARTI BT INTERNET LTD.
11492 723 707 Cable One
721 993 682 DLA Systems Automation Center
22773 688 644 Cox Communications, Inc.
8151 801 577 UniNet S.A. de C.V.
4538 604 573 China Education and Research
19262 728 542 Verizon Global Networks
6197 1017 539 BellSouth Network Solutions,
7018 1476 525 AT&T WorldNet Services
6461 603 521 AboveNet Communications, Inc.
5668 540 521 CenturyTel Internet Holdings,
19916 563 509 OLM LLC
17488 522 504 Hathway IP Over Cable Interne
855 568 494 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 124.236.0.0/19 17672 asn for Hebei Provin
65350 PRIVATE 124.236.240.0/20 17672 asn for Hebei Provin
65014 PRIVATE 135.196.176.96/27 8190 VIATEL
65000 PRIVATE 193.109.15.0/24 12690 MKS Autonomous Syste
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
0.0.0.0/0 702 UUNET - Commercial IP service
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
192.168.192.0/24 16062 Talks Ltd.
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)
-------------------------------------------------------
!!Default route being announced!!
/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:19 /9:9 /10:11 /11:28 /12:97
/13:213 /14:377 /15:738 /16:8983 /17:3482 /18:5696
/19:12352 /20:14048 /21:12473 /22:15939 /23:17287 /24:114673
/25:470 /26:452 /27:302 /28:226 /29:198 /30:540
/31:0 /32:104
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
701 3741 5009 UUNET Technologies, Inc.
4323 1900 3203 Time Warner Telecom
705 946 1498 UUNET Technologies, Inc.
18566 937 954 Covad Communications
6197 798 1017 BellSouth Network Solutions,
9583 778 947 Sify Limited
7018 777 1476 AT&T WorldNet Services
11492 711 723 Cable One
2386 654 934 AT&T Data Communications Serv
7046 584 822 UUNET Technologies, Inc.
7011 582 676 Citizens Utilities
19916 557 563 OLM LLC
4766 537 726 Korea Telecom (KIX)
6461 531 603 AboveNet Communications, Inc.
2686 516 560 IBM
9498 466 786 BHARTI BT INTERNET LTD.
855 442 568 Canadian Research Network
6198 441 595 BellSouth Network Solutions,
15270 424 455 PaeTec.net -a division of Pae
5668 421 540 CenturyTel Internet Holdings,
Number of /24s announced per /8 block (Global)
----------------------------------------------
2:1 4:9 8:50 9:1 12:1631 13:1
15:15 16:3 17:3 18:4 20:41 24:815
25:1 30:2 32:268 38:264 40:52 41:11
44:3 45:12 47:6 52:4 55:1 56:3
57:53 58:213 59:279 60:187 61:946 62:961
63:3392 64:3558 65:3658 66:3816 67:660 68:678
69:1583 70:393 71:87 72:872 74:72 75:5
80:769 81:714 82:711 83:404 84:410 85:593
86:389 87:459 88:154 89:386 91:1 121:13
122:3 123:1 124:341 125:598 128:161 129:199
130:122 131:313 132:35 133:8 134:164 135:48
136:178 137:86 138:214 139:136 140:491 141:135
142:396 143:189 144:240 145:40 146:317 147:145
148:351 149:190 150:114 151:97 152:74 153:117
154:6 155:214 156:180 157:172 158:167 159:173
160:94 161:86 162:218 163:164 164:281 165:227
166:182 167:242 168:603 169:125 170:351 171:14
190:127 192:5841 193:3414 194:2810 195:2172 196:893
198:4032 199:3367 200:4639 201:1054 202:6950 203:7128
204:4078 205:2143 206:2818 207:3580 208:3032 209:3865
210:2260 211:886 212:1335 213:1518 214:368 215:41
216:4371 217:1354 218:347 219:289 220:719 221:381
222:242
End of report
