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[bgp-stats] Routing Table Report - Oregon IX view
Routing Table Report 00:00 GMT Sun 24 Dec, 2006
Analysis Summary
----------------
BGP routing table entries examined: 217195
Prefixes after maximum aggregation: 113864
Unique aggregates announced to Internet: 100206
Total ASes present in the Internet Routing Table: 24075
Origin-only ASes present in the Internet Routing Table: 20848
Origin ASes announcing only one prefix: 10069
Transit ASes present in the Internet Routing Table: 3227
Transit-only ASes present in the Internet Routing Table: 79
Average AS path length visible in the Internet Routing Table: 3.8
Max AS path length visible: 31
Max AS path prepend of ASN (36728) 27
Prefixes from unregistered ASNs in the Routing Table: 22
Unregistered ASNs in the Routing Table: 16
Special use prefixes present in the Routing Table: 2
Prefixes being announced from unallocated address space: 9
Number of addresses announced to Internet: 1648738920
Equivalent to 98 /8s, 69 /16s and 194 /24s
Percentage of available address space announced: 44.5
Percentage of allocated address space announced: 63.1
Percentage of available address space allocated: 70.5
Total number of prefixes smaller than registry allocations: 113238
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 47651
Total APNIC prefixes after maximum aggregation: 18777
Prefixes being announced from the APNIC address blocks: 45111
Unique aggregates announced from the APNIC address blocks: 19107
APNIC Region origin ASes present in the Internet Routing Table: 2821
APNIC Region origin ASes announcing only one prefix: 791
APNIC Region transit ASes present in the Internet Routing Table: 439
Average APNIC Region AS path length visible: 4.4
Max APNIC Region AS path length visible: 19
Number of APNIC addresses announced to Internet: 272634752
Equivalent to 16 /8s, 64 /16s and 19 /24s
Percentage of available APNIC address space announced: 85.2
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: 109421
Total ARIN prefixes after maximum aggregation: 61827
Prefixes being announced from the ARIN address blocks: 81591
Unique aggregates announced from the ARIN address blocks: 28693
ARIN Region origin ASes present in the Internet Routing Table: 11256
ARIN Region origin ASes announcing only one prefix: 4281
ARIN Region transit ASes present in the Internet Routing Table: 1089
Average ARIN Region AS path length visible: 3.3
Max ARIN Region AS path length visible: 30
Number of ARIN addresses announced to Internet: 311199968
Equivalent to 18 /8s, 140 /16s and 136 /24s
Percentage of available ARIN address space announced: 68.7
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: 44063
Total RIPE prefixes after maximum aggregation: 28320
Prefixes being announced from the RIPE address blocks: 40978
Unique aggregates announced from the RIPE address blocks: 26264
RIPE Region origin ASes present in the Internet Routing Table: 8994
RIPE Region origin ASes announcing only one prefix: 4695
RIPE Region transit ASes present in the Internet Routing Table: 1482
Average RIPE Region AS path length visible: 4.1
Max RIPE Region AS path length visible: 31
Number of RIPE addresses announced to Internet: 281914240
Equivalent to 16 /8s, 205 /16s and 171 /24s
Percentage of available RIPE address space announced: 76.4
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
40960-43007
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: 13453
Total LACNIC prefixes after maximum aggregation: 3961
Prefixes being announced from the LACNIC address blocks: 11505
Unique aggregates announced from the LACNIC address blocks: 6691
LACNIC Region origin ASes present in the Internet Routing Table: 753
LACNIC Region origin ASes announcing only one prefix: 249
LACNIC Region transit ASes present in the Internet Routing Table: 135
Average LACNIC Region AS path length visible: 4.4
Max LACNIC Region AS path length visible: 19
Number of LACNIC addresses announced to Internet: 35492096
Equivalent to 2 /8s, 29 /16s and 145 /24s
Percentage of available LACNIC address space announced: 52.9
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: 2586
Total AfriNIC prefixes after maximum aggregation: 979
Prefixes being announced from the AfriNIC address blocks: 1842
Unique aggregates announced from the AfriNIC address blocks: 1060
AfriNIC Region origin ASes present in the Internet Routing Table: 172
AfriNIC Region origin ASes announcing only one prefix: 53
AfriNIC Region transit ASes present in the Internet Routing Table: 33
Average AfriNIC Region AS path length visible: 3.8
Max AfriNIC Region AS path length visible: 16
Number of AfriNIC addresses announced to Internet: 5319680
Equivalent to 0 /8s, 81 /16s and 44 /24s
Percentage of available AfriNIC address space announced: 15.9
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 1284 8607 259 CHINANET-BACKBONE
4755 1101 383 64 Videsh Sanchar Nigam Ltd. Aut
9583 1053 98 64 Sify Limited
4538 953 2910 35 China Education and Research
9498 894 211 64 BHARTI BT INTERNET LTD.
23577 770 34 700 KRNIC
4766 752 4946 307 Korea Telecom (KIX)
1221 610 1698 454 Telstra Pty Ltd
17488 565 35 21 Hathway IP Over Cable Interne
7545 554 126 74 TPG Internet Pty Ltd
17676 503 10935 66 Softbank BB Corp.
18101 494 87 23 Reliance Infocom Ltd Internet
9443 442 111 74 Primus Telecommunications
9942 440 81 132 COMindico Australia
4812 437 756 68 China Telecom (Shanghai)
17849 411 36 126 Telecommunications Technology
4802 408 86 146 Wantree Development
7474 382 211 237 SingTel Optus Pty Ltd
17974 375 129 12 PT TELEKOMUNIKASI INDONESIA
17557 365 35 173 Pakistan Telecom
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
702 545 1896 424 UUNET - Commercial IP service
3215 393 2104 96 France Telecom Transpac
24863 385 45 15 LINKdotNET AS number
3301 310 1199 292 TeliaNet Sweden
3320 297 4993 245 Deutsche Telekom AG
8220 277 474 267 COLT Telecommunications
6746 264 93 242 Dynamic Network Technologies,
680 253 2041 248 DFN-IP service G-WiN
1257 249 1069 172 SWIPnet Swedish IP Network
5089 244 1657 52 NTL Group Limited
9116 234 134 23 Goldenlines main autonomous s
8708 231 282 218 Romania Data Systems S.A.
3269 210 2373 73 TELECOM ITALIA
30890 207 19 89 SC Kappa Invexim SRL
5416 206 13 9 BATELCO-BH
3246 205 353 192 Song Networks
8551 199 197 24 Bezeq International
3300 185 171 98 AUCS Communications Services
3352 175 1767 31 Ibernet, Internet Access Netw
12479 173 578 6 Uni2 Autonomous System
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
701 4841 6691 753 UUNET Technologies, Inc.
7018 1549 10247 1005 AT&T WorldNet Services
705 1413 553 615 UUNET Technologies, Inc.
2386 1111 586 735 AT&T Data Communications Serv
4323 1054 819 295 Time Warner Telecom
6197 1018 636 501 BellSouth Network Solutions,
18566 983 272 8 Covad Communications
174 966 6809 877 Cogent Communications
11492 863 98 13 Cable One
1239 831 2738 579 Sprint
7046 803 251 658 UUNET Technologies, Inc.
19262 789 2496 181 Verizon Global Networks
721 776 21883 294 DLA Systems Automation Center
20115 767 667 412 Charter Communications
209 709 3763 559 Qwest
22773 709 1744 40 Cox Communications, Inc.
7011 688 211 433 Citizens Utilities
852 617 1092 391 Telus Advanced Communications
577 576 744 214 Bell Advanced Communications
19916 567 48 57 OLM LLC
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4755 1101 1037 Videsh Sanchar Nigam Ltd. Aut
4134 1284 1025 CHINANET-BACKBONE
9583 1053 989 Sify Limited
18566 983 975 Covad Communications
4538 953 918 China Education and Research
11492 863 850 Cable One
9498 894 830 BHARTI BT INTERNET LTD.
705 1413 798 UUNET Technologies, Inc.
4323 1054 759 Time Warner Telecom
22773 709 669 Cox Communications, Inc.
19262 789 608 Verizon Global Networks
8151 780 576 UniNet S.A. de C.V.
7018 1549 544 AT&T WorldNet Services
17488 565 544 Hathway IP Over Cable Interne
5668 547 528 CenturyTel Internet Holdings,
6197 1018 517 BellSouth Network Solutions,
19916 567 510 OLM LLC
11830 504 495 Instituto Costarricense de El
721 776 482 DLA Systems Automation Center
7545 554 480 TPG Internet Pty Ltd
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
64543 PRIVATE 38.103.144.0/22 174 Cogent Communication
65515 PRIVATE 87.251.34.0/24 12859 Business Internet Tr
65515 PRIVATE 87.251.36.0/24 12859 Business Internet Tr
65010 PRIVATE 135.196.7.112/29 8190 VIATEL
65019 PRIVATE 135.196.106.208/28 8190 VIATEL
65014 PRIVATE 135.196.176.96/27 8190 VIATEL
65100 PRIVATE 199.85.124.0/24 26788 Enersource Telecom I
24409 UNALLOCATED 203.119.29.0/24 9808 Guangdong Mobile Com
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
65018 PRIVATE 213.235.24.216/29 8190 VIATEL
65010 PRIVATE 213.235.29.224/29 8190 VIATEL
65013 PRIVATE 213.235.33.0/27 8190 VIATEL
65017 PRIVATE 213.235.48.96/28 8190 VIATEL
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
0.0.0.0/0 286 KPNQwest Backbone AS
192.0.2.0/24 2854 RoSprint AS (Global One Russi
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
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
192.0.10.0/24 9498 BHARTI BT INTERNET LTD.
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
192.172.0.0/19 721 DLA Systems Automation Center
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 /9:10 /10:13 /11:30 /12:115
/13:240 /14:408 /15:802 /16:9140 /17:3699 /18:6021
/19:13055 /20:14782 /21:13394 /22:17129 /23:18611 /24:117096
/25:731 /26:534 /27:449 /28:194 /29:147 /30:473
/31:0 /32:102
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
701 3606 4841 UUNET Technologies, Inc.
18566 966 983 Covad Communications
9583 881 1053 Sify Limited
705 876 1413 UUNET Technologies, Inc.
11492 849 863 Cable One
7018 832 1549 AT&T WorldNet Services
2386 829 1111 AT&T Data Communications Serv
6197 794 1018 BellSouth Network Solutions,
23577 756 770 KRNIC
7011 593 688 Citizens Utilities
19916 562 567 OLM LLC
4766 561 752 Korea Telecom (KIX)
7046 559 803 UUNET Technologies, Inc.
9498 556 894 BHARTI BT INTERNET LTD.
4538 532 953 China Education and Research
4755 522 1101 Videsh Sanchar Nigam Ltd. Aut
15270 464 494 PaeTec.net -a division of Pae
855 435 538 Canadian Research Network
18101 428 494 Reliance Infocom Ltd Internet
5668 419 547 CenturyTel Internet Holdings,
Number of /24s announced per /8 block (Global)
----------------------------------------------
4:9 8:61 9:1 12:1672 13:1 15:15
16:3 17:3 18:5 20:34 24:858 25:1
32:176 38:273 40:57 41:55 44:2 47:10
52:4 53:1 55:1 56:3 57:53 58:284
59:380 60:211 61:989 62:1183 63:3343 64:3310
65:3619 66:3192 67:713 68:658 69:1715 70:406
71:114 72:1104 74:121 75:49 76:16 80:827
81:763 82:691 83:385 84:466 85:780 86:406
87:458 88:254 89:716 90:1 91:107 97:1
121:112 122:43 123:7 124:511 125:743 128:304
129:219 130:133 131:316 132:49 133:11 134:177
135:43 136:180 137:115 138:189 139:102 140:527
141:134 142:368 143:212 144:263 145:67 146:322
147:144 148:366 149:174 150:111 151:118 152:90
153:118 154:6 155:247 156:149 157:154 158:166
159:140 160:99 161:91 162:224 163:160 164:283
165:236 166:243 167:283 168:483 169:123 170:377
171:12 172:1 189:29 190:308 192:5825 193:3659
194:2956 195:2306 196:999 198:3921 199:3351 200:4569
201:941 202:7242 203:7300 204:4112 205:2214 206:2661
207:3126 208:3081 209:3718 210:2421 211:992 212:1387
213:1504 214:385 215:39 216:4261 217:1330 218:369
219:289 220:830 221:388 222:278
End of report
