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[bgp-stats] Routing Table Report - Oregon IX view
Routing Table Report 00:00 GMT Sun 22 Oct, 2006
Analysis Summary
----------------
BGP routing table entries examined: 216303
Prefixes after maximum aggregation: 111024
Unique aggregates announced to Internet: 97324
Total ASes present in the Internet Routing Table: 23509
Origin-only ASes present in the Internet Routing Table: 20468
Origin ASes announcing only one prefix: 9816
Transit ASes present in the Internet Routing Table: 3041
Transit-only ASes present in the Internet Routing Table: 72
Average AS path length visible in the Internet Routing Table: 2.9
Max AS path length visible: 29
Max AS path prepend of ASN (36728) 27
Prefixes from unregistered ASNs in the Routing Table: 36
Unregistered ASNs in the Routing Table: 20
Special use prefixes present in the Routing Table: 3
Prefixes being announced from unallocated address space: 11
Number of addresses announced to Internet: 1618543509
Equivalent to 96 /8s, 121 /16s and 3 /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: 112734
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 45518
Total APNIC prefixes after maximum aggregation: 17815
Prefixes being announced from the APNIC address blocks: 43025
Unique aggregates announced from the APNIC address blocks: 18356
APNIC Region origin ASes present in the Internet Routing Table: 2738
APNIC Region origin ASes announcing only one prefix: 758
APNIC Region transit ASes present in the Internet Routing Table: 417
Average APNIC Region AS path length visible: 3.4
Max APNIC Region AS path length visible: 17
Number of APNIC addresses announced to Internet: 263702288
Equivalent to 15 /8s, 183 /16s and 199 /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: 113064
Total ARIN prefixes after maximum aggregation: 61177
Prefixes being announced from the ARIN address blocks: 84847
Unique aggregates announced from the ARIN address blocks: 28025
ARIN Region origin ASes present in the Internet Routing Table: 11097
ARIN Region origin ASes announcing only one prefix: 4213
ARIN Region transit ASes present in the Internet Routing Table: 1034
Average ARIN Region AS path length visible: 2.6
Max ARIN Region AS path length visible: 29
Number of ARIN addresses announced to Internet: 305498232
Equivalent to 18 /8s, 53 /16s and 136 /24s
Percentage of available ARIN address space announced: 67.4
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: 42259
Total RIPE prefixes after maximum aggregation: 27238
Prefixes being announced from the RIPE address blocks: 39428
Unique aggregates announced from the RIPE address blocks: 25292
RIPE Region origin ASes present in the Internet Routing Table: 8701
RIPE Region origin ASes announcing only one prefix: 4555
RIPE Region transit ASes present in the Internet Routing Table: 1403
Average RIPE Region AS path length visible: 3.2
Max RIPE Region AS path length visible: 24
Number of RIPE addresses announced to Internet: 269075648
Equivalent to 16 /8s, 9 /16s and 196 /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: 13005
Total LACNIC prefixes after maximum aggregation: 3844
Prefixes being announced from the LACNIC address blocks: 10994
Unique aggregates announced from the LACNIC address blocks: 6418
LACNIC Region origin ASes present in the Internet Routing Table: 736
LACNIC Region origin ASes announcing only one prefix: 242
LACNIC Region transit ASes present in the Internet Routing Table: 125
Average LACNIC Region AS path length visible: 3.0
Max LACNIC Region AS path length visible: 17
Number of LACNIC addresses announced to Internet: 33491712
Equivalent to 1 /8s, 255 /16s and 11 /24s
Percentage of available LACNIC address space announced: 49.9
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: 2422
Total AfriNIC prefixes after maximum aggregation: 950
Prefixes being announced from the AfriNIC address blocks: 1697
Unique aggregates announced from the AfriNIC address blocks: 1015
AfriNIC Region origin ASes present in the Internet Routing Table: 165
AfriNIC Region origin ASes announcing only one prefix: 48
AfriNIC Region transit ASes present in the Internet Routing Table: 27
Average AfriNIC Region AS path length visible: 3.1
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 1247 8272 240 CHINANET-BACKBONE
4755 1010 255 62 Videsh Sanchar Nigam Ltd. Aut
9583 955 109 15 Sify Limited
9498 860 212 64 BHARTI BT INTERNET LTD.
4766 737 4436 307 Korea Telecom (KIX)
4538 672 2782 34 China Education and Research
1221 652 1780 481 Telstra Pty Ltd
7545 543 124 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 454 111 74 Primus Telecommunications
17849 431 36 127 Telecommunications Technology
9942 430 77 125 COMindico Australia
4812 414 741 63 China Telecom (Shanghai)
4802 412 86 150 Wantree Development
17557 367 31 175 Pakistan Telecom
17974 367 129 12 PT TELEKOMUNIKASI INDONESIA
10139 361 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
702 544 1928 424 UUNET - Commercial IP service
3215 402 1872 93 France Telecom Transpac
24863 367 42 14 LINKdotNET AS number
3301 313 1200 297 TeliaNet Sweden
3320 305 5016 246 Deutsche Telekom AG
8220 284 455 267 COLT Telecommunications
12715 263 40 29 Jazz Telecom S.A.
680 251 2041 247 DFN-IP service G-WiN
6746 246 91 224 Dynamic Network Technologies,
1257 245 740 169 SWIPnet Swedish IP Network
5089 244 1657 52 NTL Group Limited
3246 231 469 218 Song Networks
9116 223 134 23 Goldenlines main autonomous s
8708 222 279 209 Romania Data Systems S.A.
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
8866 191 37 15 Bulgarian Telecommunication C
5416 187 12 7 BATELCO-BH
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
701 4937 6739 773 UUNET Technologies, Inc.
4323 3307 786 294 Time Warner Telecom
7018 1549 6251 1000 AT&T WorldNet Services
705 1459 554 638 UUNET Technologies, Inc.
6197 1221 612 506 BellSouth Network Solutions,
2386 1181 618 751 AT&T Data Communications Serv
18566 968 272 8 Covad Communications
721 965 21925 307 DLA Systems Automation Center
174 959 6807 882 Cogent Communications
1239 849 2781 602 Sprint
7046 829 236 676 UUNET Technologies, Inc.
19262 760 2410 177 Verizon Global Networks
11492 755 90 16 Cable One
20115 753 676 397 Charter Communications
22773 717 1744 43 Cox Communications, Inc.
209 705 3633 554 Qwest
7011 683 210 428 Citizens Utilities
4355 610 303 88 EarthLink, Inc.
852 605 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 3307 3013 Time Warner Telecom
4134 1247 1007 CHINANET-BACKBONE
18566 968 960 Covad Communications
4755 1010 948 Videsh Sanchar Nigam Ltd. Aut
9583 955 940 Sify Limited
705 1459 821 UUNET Technologies, Inc.
9498 860 796 BHARTI BT INTERNET LTD.
11492 755 739 Cable One
6197 1221 715 BellSouth Network Solutions,
22773 717 674 Cox Communications, Inc.
721 965 658 DLA Systems Automation Center
4538 672 638 China Education and Research
19262 760 583 Verizon Global Networks
7018 1549 549 AT&T WorldNet Services
17488 538 525 Hathway IP Over Cable Interne
4355 610 522 EarthLink, Inc.
5668 538 520 CenturyTel Internet Holdings,
19916 565 511 OLM LLC
8151 710 496 UniNet S.A. de C.V.
7545 543 468 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
65500 PRIVATE 64.141.136.0/24 26554 US Signal
65503 PRIVATE 66.43.242.0/24 5056 Iowa Network Service
65473 PRIVATE 66.246.179.0/24 8001 Net Access Corporati
65503 PRIVATE 67.55.168.0/24 5056 Iowa Network Service
65503 PRIVATE 67.55.216.0/24 5056 Iowa Network Service
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
65014 PRIVATE 135.196.176.96/27 8190 VIATEL
65503 PRIVATE 167.142.186.192/26 5056 Iowa Network Service
24409 UNALLOCATED 203.119.29.0/24 9808 Guangdong Mobile Com
65503 PRIVATE 207.177.49.0/24 5056 Iowa Network Service
65503 PRIVATE 207.177.105.0/24 5056 Iowa Network Service
65503 PRIVATE 207.177.106.0/24 5056 Iowa Network Service
65503 PRIVATE 207.199.206.0/24 5056 Iowa Network Service
65503 PRIVATE 207.199.224.0/24 5056 Iowa Network Service
65503 PRIVATE 209.152.67.0/24 5056 Iowa Network Service
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
65013 PRIVATE 213.235.33.0/27 8190 VIATEL
65017 PRIVATE 213.235.48.96/28 8190 VIATEL
65503 PRIVATE 216.51.135.0/24 5056 Iowa Network Service
65503 PRIVATE 216.51.155.0/24 5056 Iowa Network Service
65503 PRIVATE 216.51.224.0/24 5056 Iowa Network Service
65000 PRIVATE 216.136.11.0/24 27182 Peregrine Capital Ma
65019 PRIVATE 216.195.13.0/24 19034 Norcom Networks Corp
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 /14:388 /15:786 /16:9085 /17:3582 /18:5861
/19:12795 /20:14564 /21:12975 /22:16641 /23:18110 /24:117518
/25:564 /26:520 /27:302 /28:224 /29:236 /30:1611
/31:2 /32:135
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
701 3671 4937 UUNET Technologies, Inc.
4323 1968 3307 Time Warner Telecom
6197 1002 1221 BellSouth Network Solutions,
18566 951 968 Covad Communications
705 915 1459 UUNET Technologies, Inc.
2386 893 1181 AT&T Data Communications Serv
7018 813 1549 AT&T WorldNet Services
9583 783 955 Sify Limited
11492 743 755 Cable One
7011 590 683 Citizens Utilities
7046 582 829 UUNET Technologies, Inc.
19916 559 565 OLM LLC
4766 547 737 Korea Telecom (KIX)
9498 520 860 BHARTI BT INTERNET LTD.
2686 518 553 IBM
15270 442 473 PaeTec.net -a division of Pae
4755 441 1010 Videsh Sanchar Nigam Ltd. Aut
855 434 535 Canadian Research Network
5668 420 538 CenturyTel Internet Holdings,
17849 417 431 Telecommunications Technology
Number of /24s announced per /8 block (Global)
----------------------------------------------
2:1 4:8 6:1 8:55 12:1650 13:1
15:16 16:3 17:3 18:4 20:37 24:823
25:1 32:266 38:258 40:57 41:16 44:3
47:7 52:4 53:1 55:1 56:3 57:53
58:234 59:330 60:216 61:947 62:1260 63:3377
64:3578 65:3636 66:3894 67:673 68:653 69:1692
70:406 71:92 72:986 74:90 75:9 80:857
81:714 82:644 83:396 84:432 85:691 86:424
87:481 88:230 89:578 91:30 121:59 122:18
124:422 125:670 128:284 129:225 130:123 131:315
132:35 133:10 134:167 135:50 136:177 137:111
138:183 139:130 140:528 141:131 142:365 143:193
144:246 145:43 146:319 147:142 148:370 149:176
150:116 151:121 152:79 153:121 154:6 155:257
156:160 157:166 158:152 159:173 160:104 161:89
162:214 163:176 164:283 165:242 166:239 167:271
168:602 169:127 170:382 171:11 172:1 189:4
190:248 192:5829 193:3545 194:2805 195:2263 196:929
198:4040 199:3407 200:4550 201:920 202:7142 203:7186
204:4100 205:2244 206:2845 207:3693 208:3040 209:3911
210:2248 211:989 212:1406 213:1528 214:378 215:39
216:4396 217:1353 218:360 219:293 220:797 221:382
222:242
End of report
