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[bgp-stats] Routing Table Report - Oregon IX view
Routing Table Report 00:00 GMT Sun 31 Dec, 2006
Analysis Summary
----------------
BGP routing table entries examined: 216263
Prefixes after maximum aggregation: 113669
Unique aggregates announced to Internet: 100377
Total ASes present in the Internet Routing Table: 24086
Origin-only ASes present in the Internet Routing Table: 20965
Origin ASes announcing only one prefix: 10097
Transit ASes present in the Internet Routing Table: 3121
Transit-only ASes present in the Internet Routing Table: 71
Average AS path length visible in the Internet Routing Table: 3.9
Max AS path length visible: 32
Max AS path prepend of ASN (20858) 18
Prefixes from unregistered ASNs in the Routing Table: 30
Unregistered ASNs in the Routing Table: 20
Special use prefixes present in the Routing Table: 2
Prefixes being announced from unallocated address space: 9
Number of addresses announced to Internet: 1651511848
Equivalent to 98 /8s, 112 /16s and 18 /24s
Percentage of available address space announced: 44.6
Percentage of allocated address space announced: 63.2
Percentage of available address space allocated: 70.5
Total number of prefixes smaller than registry allocations: 112454
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 46742
Total APNIC prefixes after maximum aggregation: 18723
Prefixes being announced from the APNIC address blocks: 44226
Unique aggregates announced from the APNIC address blocks: 19036
APNIC Region origin ASes present in the Internet Routing Table: 2818
APNIC Region origin ASes announcing only one prefix: 786
APNIC Region transit ASes present in the Internet Routing Table: 422
Average APNIC Region AS path length visible: 4.3
Max APNIC Region AS path length visible: 17
Number of APNIC addresses announced to Internet: 273289248
Equivalent to 16 /8s, 74 /16s and 16 /24s
Percentage of available APNIC address space announced: 85.5
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: 109357
Total ARIN prefixes after maximum aggregation: 61784
Prefixes being announced from the ARIN address blocks: 81608
Unique aggregates announced from the ARIN address blocks: 28720
ARIN Region origin ASes present in the Internet Routing Table: 11252
ARIN Region origin ASes announcing only one prefix: 4289
ARIN Region transit ASes present in the Internet Routing Table: 1039
Average ARIN Region AS path length visible: 3.4
Max ARIN Region AS path length visible: 17
Number of ARIN addresses announced to Internet: 311578592
Equivalent to 18 /8s, 146 /16s and 79 /24s
Percentage of available ARIN address space announced: 68.8
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: 43985
Total RIPE prefixes after maximum aggregation: 28233
Prefixes being announced from the RIPE address blocks: 40953
Unique aggregates announced from the RIPE address blocks: 26415
RIPE Region origin ASes present in the Internet Routing Table: 9020
RIPE Region origin ASes announcing only one prefix: 4717
RIPE Region transit ASes present in the Internet Routing Table: 1464
Average RIPE Region AS path length visible: 4.3
Max RIPE Region AS path length visible: 32
Number of RIPE addresses announced to Internet: 283433120
Equivalent to 16 /8s, 228 /16s and 216 /24s
Percentage of available RIPE address space announced: 76.8
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: 13527
Total LACNIC prefixes after maximum aggregation: 3958
Prefixes being announced from the LACNIC address blocks: 11613
Unique aggregates announced from the LACNIC address blocks: 6781
LACNIC Region origin ASes present in the Internet Routing Table: 752
LACNIC Region origin ASes announcing only one prefix: 251
LACNIC Region transit ASes present in the Internet Routing Table: 132
Average LACNIC Region AS path length visible: 4.3
Max LACNIC Region AS path length visible: 17
Number of LACNIC addresses announced to Internet: 36004096
Equivalent to 2 /8s, 37 /16s and 97 /24s
Percentage of available LACNIC address space announced: 53.7
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: 2623
Total AfriNIC prefixes after maximum aggregation: 971
Prefixes being announced from the AfriNIC address blocks: 1871
Unique aggregates announced from the AfriNIC address blocks: 1069
AfriNIC Region origin ASes present in the Internet Routing Table: 173
AfriNIC Region origin ASes announcing only one prefix: 54
AfriNIC Region transit ASes present in the Internet Routing Table: 31
Average AfriNIC Region AS path length visible: 3.8
Max AfriNIC Region AS path length visible: 16
Number of AfriNIC addresses announced to Internet: 5328128
Equivalent to 0 /8s, 81 /16s and 77 /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 1262 8736 272 CHINANET-BACKBONE
4755 1069 384 67 Videsh Sanchar Nigam Ltd. Aut
9583 1053 109 16 Sify Limited
9498 897 211 63 BHARTI BT INTERNET LTD.
23577 770 34 699 KRNIC
4766 758 4946 312 Korea Telecom (KIX)
1221 613 1714 456 Telstra Pty Ltd
17488 565 35 21 Hathway IP Over Cable Interne
7545 554 126 73 TPG Internet Pty Ltd
17676 503 10935 66 Softbank BB Corp.
18101 494 87 29 Reliance Infocom Ltd Internet
9443 442 111 74 Primus Telecommunications
9942 438 81 132 COMindico Australia
4812 430 757 68 China Telecom (Shanghai)
17849 411 36 126 Telecommunications Technology
4802 409 86 148 Wantree Development
7474 382 211 237 SingTel Optus Pty Ltd
17557 366 35 173 Pakistan Telecom
17974 347 119 26 PT TELEKOMUNIKASI INDONESIA
2907 336 1749 311 SINET Japan
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
702 546 1912 425 UUNET - Commercial IP service
3215 390 2104 96 France Telecom Transpac
24863 386 45 16 LINKdotNET AS number
3301 310 1199 292 TeliaNet Sweden
3320 300 4994 248 Deutsche Telekom AG
8220 275 474 265 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
8708 231 282 218 Romania Data Systems S.A.
9116 230 134 23 Goldenlines main autonomous s
3269 210 2373 73 TELECOM ITALIA
30890 208 19 90 SC Kappa Invexim SRL
5416 206 13 9 BATELCO-BH
3246 205 353 192 Song Networks
8551 199 197 24 Bezeq International
3300 186 171 99 AUCS Communications Services
3352 175 1767 31 Ibernet, Internet Access Netw
12479 174 578 6 Uni2 Autonomous System
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
701 4854 6690 759 UUNET Technologies, Inc.
7018 1541 10246 996 AT&T WorldNet Services
705 1405 553 608 UUNET Technologies, Inc.
2386 1111 587 735 AT&T Data Communications Serv
4323 1057 820 299 Time Warner Telecom
6197 1021 638 500 BellSouth Network Solutions,
18566 983 272 8 Covad Communications
174 958 6791 871 Cogent Communications
11492 865 98 13 Cable One
1239 826 2730 579 Sprint
19262 804 2496 181 Verizon Global Networks
7046 797 251 653 UUNET Technologies, Inc.
721 777 21885 291 DLA Systems Automation Center
20115 766 667 411 Charter Communications
209 716 3763 564 Qwest
22773 710 1744 40 Cox Communications, Inc.
7011 686 211 431 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
9583 1053 1037 Sify Limited
4755 1069 1002 Videsh Sanchar Nigam Ltd. Aut
4134 1262 990 CHINANET-BACKBONE
18566 983 975 Covad Communications
11492 865 852 Cable One
9498 897 834 BHARTI BT INTERNET LTD.
705 1405 797 UUNET Technologies, Inc.
4323 1057 758 Time Warner Telecom
22773 710 670 Cox Communications, Inc.
19262 804 623 Verizon Global Networks
8151 817 611 UniNet S.A. de C.V.
7018 1541 545 AT&T WorldNet Services
17488 565 544 Hathway IP Over Cable Interne
5668 551 532 CenturyTel Internet Holdings,
6197 1021 521 BellSouth Network Solutions,
19916 567 510 OLM LLC
11830 505 496 Instituto Costarricense de El
721 777 486 DLA Systems Automation Center
7545 554 481 TPG Internet Pty Ltd
15270 501 466 PaeTec.net -a division of Pae
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
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
65422 PRIVATE 193.227.230.8/29 35731 Network Technology S
65414 PRIVATE 193.227.230.24/30 35731 Network Technology S
65422 PRIVATE 193.227.230.56/30 35731 Network Technology S
65418 PRIVATE 193.227.230.64/28 35731 Network Technology S
65420 PRIVATE 193.227.230.83/32 35731 Network Technology S
65420 PRIVATE 193.227.230.89/32 35731 Network Technology S
65413 PRIVATE 193.227.230.103/32 35731 Network Technology S
65422 PRIVATE 193.227.230.168/30 35731 Network Technology S
65100 PRIVATE 199.85.124.0/24 26788 Enersource Telecom I
65011 PRIVATE 203.116.243.0/24 4657 Starhub Internet, Si
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
192.0.2.0/24 812 Rogers WAVE
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 /12:116
/13:240 /14:412 /15:801 /16:9143 /17:3683 /18:6040
/19:13128 /20:14799 /21:13257 /22:16986 /23:18450 /24:116468
/25:731 /26:534 /27:449 /28:197 /29:153 /30:493
/31:0 /32:110
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
701 3611 4854 UUNET Technologies, Inc.
18566 966 983 Covad Communications
9583 879 1053 Sify Limited
705 865 1405 UUNET Technologies, Inc.
11492 851 865 Cable One
7018 832 1541 AT&T WorldNet Services
2386 829 1111 AT&T Data Communications Serv
6197 795 1021 BellSouth Network Solutions,
23577 756 770 KRNIC
7011 591 686 Citizens Utilities
4766 567 758 Korea Telecom (KIX)
19916 562 567 OLM LLC
9498 561 897 BHARTI BT INTERNET LTD.
7046 554 797 UUNET Technologies, Inc.
4755 485 1069 Videsh Sanchar Nigam Ltd. Aut
15270 469 501 PaeTec.net -a division of Pae
855 435 538 Canadian Research Network
18101 427 494 Reliance Infocom Ltd Internet
5668 423 551 CenturyTel Internet Holdings,
1239 403 826 Sprint
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 20:36 24:859 25:1
32:176 38:274 40:56 41:57 44:2 47:10
52:4 53:1 55:1 56:3 57:52 58:284
59:352 60:196 61:989 62:1190 63:3334 64:3296
65:3628 66:3177 67:711 68:654 69:1708 70:405
71:130 72:1110 74:122 75:49 76:16 80:828
81:769 82:662 83:337 84:485 85:784 86:405
87:460 88:256 89:711 90:2 91:107 97:1
121:115 122:50 123:8 124:505 125:739 128:304
129:219 130:131 131:311 132:49 133:11 134:177
135:43 136:174 137:115 138:189 139:103 140:525
141:134 142:368 143:213 144:264 145:67 146:312
147:144 148:361 149:174 150:111 151:117 152:90
153:118 154:6 155:245 156:150 157:155 158:166
159:138 160:99 161:100 162:224 163:159 164:249
165:237 166:243 167:282 168:484 169:123 170:362
171:12 172:1 189:29 190:308 192:5786 193:3640
194:2931 195:2306 196:1003 198:3923 199:3355 200:4598
201:946 202:7084 203:7297 204:4111 205:2213 206:2660
207:3153 208:3075 209:3719 210:2278 211:928 212:1376
213:1501 214:374 215:39 216:4242 217:1333 218:362
219:267 220:837 221:385 222:273
End of report
