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[bgp-stats] Routing Table Report - Oregon IX view
Routing Table Report 00:00 GMT Sat 21 Oct, 2006
Analysis Summary
----------------
BGP routing table entries examined: 216484
Prefixes after maximum aggregation: 111066
Unique aggregates announced to Internet: 97341
Total ASes present in the Internet Routing Table: 23503
Origin-only ASes present in the Internet Routing Table: 20509
Origin ASes announcing only one prefix: 9813
Transit ASes present in the Internet Routing Table: 2994
Transit-only ASes present in the Internet Routing Table: 67
Average AS path length visible in the Internet Routing Table: 2.7
Max AS path length visible: 28
Max AS path prepend of ASN (36728) 27
Prefixes from unregistered ASNs in the Routing Table: 36
Unregistered ASNs in the Routing Table: 21
Special use prefixes present in the Routing Table: 4
Prefixes being announced from unallocated address space: 11
Number of addresses announced to Internet: 1618495637
Equivalent to 96 /8s, 120 /16s and 72 /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: 112805
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 45530
Total APNIC prefixes after maximum aggregation: 17814
Prefixes being announced from the APNIC address blocks: 43041
Unique aggregates announced from the APNIC address blocks: 18364
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: 411
Average APNIC Region AS path length visible: 3.1
Max APNIC Region AS path length visible: 17
Number of APNIC addresses announced to Internet: 263706640
Equivalent to 15 /8s, 183 /16s and 216 /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: 113118
Total ARIN prefixes after maximum aggregation: 61203
Prefixes being announced from the ARIN address blocks: 84898
Unique aggregates announced from the ARIN address blocks: 28001
ARIN Region origin ASes present in the Internet Routing Table: 11098
ARIN Region origin ASes announcing only one prefix: 4209
ARIN Region transit ASes present in the Internet Routing Table: 1017
Average ARIN Region AS path length visible: 2.5
Max ARIN Region AS path length visible: 28
Number of ARIN addresses announced to Internet: 305496440
Equivalent to 18 /8s, 53 /16s and 129 /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: 42317
Total RIPE prefixes after maximum aggregation: 27241
Prefixes being announced from the RIPE address blocks: 39445
Unique aggregates announced from the RIPE address blocks: 25293
RIPE Region origin ASes present in the Internet Routing Table: 8697
RIPE Region origin ASes announcing only one prefix: 4555
RIPE Region transit ASes present in the Internet Routing Table: 1384
Average RIPE Region AS path length visible: 2.9
Max RIPE Region AS path length visible: 17
Number of RIPE addresses announced to Internet: 269072576
Equivalent to 16 /8s, 9 /16s and 184 /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: 13028
Total LACNIC prefixes after maximum aggregation: 3851
Prefixes being announced from the LACNIC address blocks: 11007
Unique aggregates announced from the LACNIC address blocks: 6420
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: 128
Average LACNIC Region AS path length visible: 3.0
Max LACNIC Region AS path length visible: 17
Number of LACNIC addresses announced to Internet: 33489920
Equivalent to 1 /8s, 255 /16s and 4 /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: 2456
Total AfriNIC prefixes after maximum aggregation: 957
Prefixes being announced from the AfriNIC address blocks: 1754
Unique aggregates announced from the AfriNIC address blocks: 1038
AfriNIC Region origin ASes present in the Internet Routing Table: 167
AfriNIC Region origin ASes announcing only one prefix: 49
AfriNIC Region transit ASes present in the Internet Routing Table: 27
Average AfriNIC Region AS path length visible: 2.9
Max AfriNIC Region AS path length visible: 13
Number of AfriNIC addresses announced to Internet: 4319744
Equivalent to 0 /8s, 65 /16s and 234 /24s
Percentage of available AfriNIC address space announced: 12.9
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 1243 8272 240 CHINANET-BACKBONE
4755 1011 255 63 Videsh Sanchar Nigam Ltd. Aut
9583 952 109 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 653 1780 482 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 413 86 150 Wantree Development
17557 369 31 176 Pakistan Telecom
17974 368 129 12 PT TELEKOMUNIKASI INDONESIA
10139 359 23 6 Meridian Telekoms
7474 358 210 226 SingTel Optus Pty Ltd
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
702 545 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 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 243 1657 52 NTL Group Limited
3246 231 469 218 Song Networks
9116 226 134 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
5416 187 12 7 BATELCO-BH
8866 184 37 15 Bulgarian Telecommunication C
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
701 4947 6755 777 UUNET Technologies, Inc.
4323 3308 786 294 Time Warner Telecom
7018 1544 6250 999 AT&T WorldNet Services
705 1462 556 641 UUNET Technologies, Inc.
6197 1222 612 504 BellSouth Network Solutions,
2386 1181 618 751 AT&T Data Communications Serv
18566 968 272 8 Covad Communications
721 963 21925 307 DLA Systems Automation Center
174 960 6807 883 Cogent Communications
1239 859 2781 602 Sprint
7046 831 237 678 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 681 209 426 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 3308 3014 Time Warner Telecom
4134 1243 1003 CHINANET-BACKBONE
18566 968 960 Covad Communications
4755 1011 948 Videsh Sanchar Nigam Ltd. Aut
9583 952 937 Sify Limited
705 1462 821 UUNET Technologies, Inc.
9498 860 796 BHARTI BT INTERNET LTD.
11492 755 739 Cable One
6197 1222 718 BellSouth Network Solutions,
22773 717 674 Cox Communications, Inc.
721 963 656 DLA Systems Automation Center
4538 672 638 China Education and Research
19262 760 583 Verizon Global Networks
7018 1544 545 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 714 494 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
65106 PRIVATE 195.219.161.0/27 6453 Teleglobe Inc.
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
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
198.18.0.0/15 8895 KACST/ISU Riyadh Autonomous S
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 /15:785 /16:9081 /17:3583 /18:5865
/19:12800 /20:14566 /21:12980 /22:16644 /23:18125 /24:117655
/25:569 /26:520 /27:301 /28:226 /29:237 /30:1612
/31:2 /32:141
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
701 3674 4947 UUNET Technologies, Inc.
4323 1970 3308 Time Warner Telecom
6197 1003 1222 BellSouth Network Solutions,
18566 951 968 Covad Communications
705 917 1462 UUNET Technologies, Inc.
2386 894 1181 AT&T Data Communications Serv
7018 808 1544 AT&T WorldNet Services
9583 780 952 Sify Limited
11492 743 755 Cable One
7011 588 681 Citizens Utilities
7046 583 831 UUNET Technologies, Inc.
19916 559 565 OLM LLC
4766 547 737 Korea Telecom (KIX)
9498 520 860 BHARTI BT INTERNET LTD.
2686 519 554 IBM
4755 442 1011 Videsh Sanchar Nigam Ltd. Aut
15270 442 473 PaeTec.net -a division of Pae
855 434 535 Canadian Research Network
1239 420 859 Sprint
5668 420 538 CenturyTel Internet Holdings,
Number of /24s announced per /8 block (Global)
----------------------------------------------
2:1 4:8 6:1 8:55 12:1655 13:1
15:16 16:3 17:3 18:4 20:37 24:822
25:1 32:266 38:257 40:57 41:23 44:3
47:7 52:4 53:1 55:1 56:3 57:53
58:233 59:330 60:220 61:946 62:1260 63:3383
64:3579 65:3642 66:3894 67:673 68:653 69:1693
70:406 71:92 72:986 74:90 75:9 80:857
81:715 82:643 83:398 84:433 85:695 86:423
87:480 88:234 89:564 91:30 121:59 122:18
124:421 125:670 128:282 129:227 130:123 131:315
132:35 133:10 134:168 135:50 136:173 137:111
138:185 139:130 140:528 141:131 142:365 143:191
144:246 145:43 146:322 147:142 148:371 149:179
150:116 151:121 152:83 153:121 154:6 155:257
156:160 157:169 158:152 159:173 160:104 161:89
162:215 163:177 164:284 165:242 166:239 167:271
168:603 169:128 170:384 171:11 172:1 189:4
190:255 192:5828 193:3534 194:2807 195:2261 196:973
198:4041 199:3408 200:4553 201:920 202:7149 203:7199
204:4109 205:2247 206:2848 207:3698 208:3039 209:3910
210:2247 211:990 212:1407 213:1560 214:379 215:39
216:4402 217:1333 218:360 219:293 220:794 221:382
222:242
End of report
