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[bgp-stats] Routing Table Report - Oregon IX view
Routing Table Report 00:00 GMT Tue 24 Oct, 2006
Analysis Summary
----------------
BGP routing table entries examined: 216576
Prefixes after maximum aggregation: 111113
Unique aggregates announced to Internet: 97397
Total ASes present in the Internet Routing Table: 23526
Origin-only ASes present in the Internet Routing Table: 20466
Origin ASes announcing only one prefix: 9823
Transit ASes present in the Internet Routing Table: 3060
Transit-only ASes present in the Internet Routing Table: 70
Average AS path length visible in the Internet Routing Table: 3.3
Max AS path length visible: 33
Max AS path prepend of ASN (36728) 27
Prefixes from unregistered ASNs in the Routing Table: 23
Unregistered ASNs in the Routing Table: 17
Special use prefixes present in the Routing Table: 3
Prefixes being announced from unallocated address space: 11
Number of addresses announced to Internet: 1619739157
Equivalent to 96 /8s, 139 /16s and 66 /24s
Percentage of available address space announced: 43.7
Percentage of allocated address space announced: 60.4
Percentage of available address space allocated: 72.3
Total number of prefixes smaller than registry allocations: 112952
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 45562
Total APNIC prefixes after maximum aggregation: 17841
Prefixes being announced from the APNIC address blocks: 43078
Unique aggregates announced from the APNIC address blocks: 18395
APNIC Region origin ASes present in the Internet Routing Table: 2742
APNIC Region origin ASes announcing only one prefix: 763
APNIC Region transit ASes present in the Internet Routing Table: 420
Average APNIC Region AS path length visible: 4.2
Max APNIC Region AS path length visible: 17
Number of APNIC addresses announced to Internet: 263996176
Equivalent to 15 /8s, 188 /16s and 67 /24s
Percentage of available APNIC address space announced: 82.5
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: 113242
Total ARIN prefixes after maximum aggregation: 61237
Prefixes being announced from the ARIN address blocks: 84966
Unique aggregates announced from the ARIN address blocks: 28059
ARIN Region origin ASes present in the Internet Routing Table: 11108
ARIN Region origin ASes announcing only one prefix: 4215
ARIN Region transit ASes present in the Internet Routing Table: 1034
Average ARIN Region AS path length visible: 2.9
Max ARIN Region AS path length visible: 29
Number of ARIN addresses announced to Internet: 306142072
Equivalent to 18 /8s, 63 /16s and 91 /24s
Percentage of available ARIN address space announced: 67.6
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: 42276
Total RIPE prefixes after maximum aggregation: 27244
Prefixes being announced from the RIPE address blocks: 39446
Unique aggregates announced from the RIPE address blocks: 25291
RIPE Region origin ASes present in the Internet Routing Table: 8702
RIPE Region origin ASes announcing only one prefix: 4557
RIPE Region transit ASes present in the Internet Routing Table: 1420
Average RIPE Region AS path length visible: 3.4
Max RIPE Region AS path length visible: 33
Number of RIPE addresses announced to Internet: 269214656
Equivalent to 16 /8s, 11 /16s and 227 /24s
Percentage of available RIPE address space announced: 72.9
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, 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: 13032
Total LACNIC prefixes after maximum aggregation: 3833
Prefixes being announced from the LACNIC address blocks: 11019
Unique aggregates announced from the LACNIC address blocks: 6407
LACNIC Region origin ASes present in the Internet Routing Table: 738
LACNIC Region origin ASes announcing only one prefix: 240
LACNIC Region transit ASes present in the Internet Routing Table: 127
Average LACNIC Region AS path length visible: 3.8
Max LACNIC Region AS path length visible: 24
Number of LACNIC addresses announced to Internet: 33583104
Equivalent to 2 /8s, 0 /16s and 112 /24s
Percentage of available LACNIC address space announced: 50.0
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: 2442
Total AfriNIC prefixes after maximum aggregation: 958
Prefixes being announced from the AfriNIC address blocks: 1704
Unique aggregates announced from the AfriNIC address blocks: 1018
AfriNIC Region origin ASes present in the Internet Routing Table: 166
AfriNIC Region origin ASes announcing only one prefix: 48
AfriNIC Region transit ASes present in the Internet Routing Table: 25
Average AfriNIC Region AS path length visible: 3.5
Max AfriNIC Region AS path length visible: 13
Number of AfriNIC addresses announced to Internet: 4301824
Equivalent to 0 /8s, 65 /16s and 164 /24s
Percentage of available AfriNIC address space announced: 12.8
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 1248 8336 241 CHINANET-BACKBONE
4755 1009 255 61 Videsh Sanchar Nigam Ltd. Aut
9583 953 109 15 Sify Limited
9498 863 212 64 BHARTI BT INTERNET LTD.
4766 737 4436 307 Korea Telecom (KIX)
4538 672 2782 34 China Education and Research
1221 653 1780 482 Telstra Pty Ltd
7545 544 124 75 TPG Internet Pty Ltd
17488 538 33 13 Hathway IP Over Cable Interne
17676 500 10934 64 Softbank BB Corp.
18101 463 86 21 Reliance Infocom Ltd Internet
9443 451 111 74 Primus Telecommunications
17849 431 36 127 Telecommunications Technology
9942 428 76 123 COMindico Australia
4802 414 86 151 Wantree Development
4812 414 741 63 China Telecom (Shanghai)
17557 367 31 175 Pakistan Telecom
17974 364 129 12 PT TELEKOMUNIKASI INDONESIA
10139 359 23 6 Meridian Telekoms
7474 358 210 227 SingTel Optus Pty Ltd
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
702 546 1928 425 UUNET - Commercial IP service
3215 407 1952 92 France Telecom Transpac
24863 367 42 13 LINKdotNET AS number
3301 315 1200 299 TeliaNet Sweden
3320 305 5016 246 Deutsche Telekom AG
8220 283 455 266 COLT Telecommunications
12715 263 40 29 Jazz Telecom S.A.
680 251 2041 247 DFN-IP service G-WiN
1257 246 740 170 SWIPnet Swedish IP Network
6746 246 91 224 Dynamic Network Technologies,
5089 236 1639 44 NTL Group Limited
3246 230 469 217 Song Networks
8708 223 279 210 Romania Data Systems S.A.
9116 223 134 23 Goldenlines main autonomous s
8551 216 198 28 Bezeq International
30890 205 18 78 SC Kappa Invexim SRL
3269 204 2277 74 TELECOM ITALIA
6830 201 879 43 UPC Distribution Services
5416 187 12 7 BATELCO-BH
3300 181 171 97 AUCS Communications Services
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
701 4933 6736 766 UUNET Technologies, Inc.
4323 3308 785 293 Time Warner Telecom
7018 1550 6250 1000 AT&T WorldNet Services
705 1453 552 640 UUNET Technologies, Inc.
6197 1222 612 504 BellSouth Network Solutions,
2386 1183 618 752 AT&T Data Communications Serv
18566 968 272 8 Covad Communications
721 965 21925 307 DLA Systems Automation Center
174 960 6807 883 Cogent Communications
1239 858 2781 603 Sprint
7046 827 236 674 UUNET Technologies, Inc.
19262 760 2410 177 Verizon Global Networks
11492 759 96 16 Cable One
20115 754 677 397 Charter Communications
22773 705 1744 43 Cox Communications, Inc.
209 704 3633 554 Qwest
7011 683 210 428 Citizens Utilities
4355 610 303 88 EarthLink, Inc.
852 606 1071 388 Telus Advanced Communications
19916 565 49 54 OLM LLC
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4323 3308 3015 Time Warner Telecom
4134 1248 1007 CHINANET-BACKBONE
18566 968 960 Covad Communications
4755 1009 948 Videsh Sanchar Nigam Ltd. Aut
9583 953 938 Sify Limited
705 1453 813 UUNET Technologies, Inc.
9498 863 799 BHARTI BT INTERNET LTD.
11492 759 743 Cable One
6197 1222 718 BellSouth Network Solutions,
22773 705 662 Cox Communications, Inc.
721 965 658 DLA Systems Automation Center
4538 672 638 China Education and Research
19262 760 583 Verizon Global Networks
7018 1550 550 AT&T WorldNet Services
17488 538 525 Hathway IP Over Cable Interne
4355 610 522 EarthLink, Inc.
5668 539 521 CenturyTel Internet Holdings,
8151 734 514 UniNet S.A. de C.V.
19916 565 511 OLM LLC
7545 544 469 TPG Internet Pty Ltd
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
64666 PRIVATE 2.2.2.0/24 8001 Net Access Corporati
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
65010 PRIVATE 135.196.7.112/29 8190 VIATEL
65014 PRIVATE 135.196.176.96/27 8190 VIATEL
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
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
Prefixes from private and non-routed address space (Global)
-----------------------------------------------------------
Prefix Origin AS Description
172.20.121.25/32 4355 EarthLink, Inc.
192.0.2.0/24 812 Rogers WAVE
192.168.83.0/24 292 Energy Sciences Network
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
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
172.33.1.0/24 7018 AT&T WorldNet Services
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 /9:10 /10:13 /11:29 /12:109
/13:224 /14:389 /15:787 /16:9095 /17:3596 /18:5872
/19:12802 /20:14562 /21:12996 /22:16662 /23:18146 /24:117607
/25:570 /26:522 /27:300 /28:225 /29:241 /30:1660
/31:2 /32:138
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
701 3672 4933 UUNET Technologies, Inc.
4323 1967 3308 Time Warner Telecom
6197 1003 1222 BellSouth Network Solutions,
18566 951 968 Covad Communications
705 912 1453 UUNET Technologies, Inc.
2386 895 1183 AT&T Data Communications Serv
7018 813 1550 AT&T WorldNet Services
9583 781 953 Sify Limited
11492 745 759 Cable One
7011 590 683 Citizens Utilities
7046 580 827 UUNET Technologies, Inc.
19916 559 565 OLM LLC
4766 547 737 Korea Telecom (KIX)
9498 522 863 BHARTI BT INTERNET LTD.
2686 520 555 IBM
15270 442 473 PaeTec.net -a division of Pae
4755 441 1009 Videsh Sanchar Nigam Ltd. Aut
855 434 535 Canadian Research Network
1239 420 858 Sprint
5668 420 539 CenturyTel Internet Holdings,
Number of /24s announced per /8 block (Global)
----------------------------------------------
2:1 4:8 6:1 8:54 12:1654 13:1
15:16 16:3 17:3 18:4 20:38 24:821
25:1 32:267 38:258 40:57 41:16 44:3
47:7 52:4 53:1 55:1 56:3 57:53
58:234 59:330 60:218 61:949 62:1271 63:3382
64:3598 65:3641 66:3897 67:676 68:653 69:1692
70:406 71:92 72:989 74:91 75:9 80:855
81:711 82:646 83:402 84:430 85:695 86:425
87:471 88:235 89:575 91:28 121:58 122:18
124:432 125:669 128:285 129:225 130:123 131:317
132:35 133:10 134:167 135:50 136:177 137:111
138:184 139:130 140:529 141:131 142:365 143:193
144:249 145:43 146:322 147:143 148:371 149:179
150:115 151:121 152:83 153:121 154:6 155:257
156:160 157:166 158:152 159:173 160:104 161:89
162:214 163:177 164:283 165:242 166:239 167:275
168:600 169:128 170:385 171:11 172:1 189:4
190:251 192:5827 193:3547 194:2810 195:2257 196:936
198:4041 199:3403 200:4558 201:923 202:7139 203:7178
204:4114 205:2239 206:2844 207:3689 208:3037 209:3906
210:2245 211:989 212:1408 213:1529 214:378 215:39
216:4394 217:1355 218:360 219:293 220:797 221:382
222:241
End of report
