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[bgp-stats] Routing Table Report - Oregon IX view
Routing Table Report 00:00 GMT Sat 26 Aug, 2006
Analysis Summary
----------------
BGP routing table entries examined: 210050
Prefixes after maximum aggregation: 109154
Unique aggregates announced to Internet: 95199
Total ASes present in the Internet Routing Table: 23082
Origin-only ASes present in the Internet Routing Table: 19931
Origin ASes announcing only one prefix: 9585
Transit ASes present in the Internet Routing Table: 3151
Transit-only ASes present in the Internet Routing Table: 84
Average AS path length visible in the Internet Routing Table: 4.1
Max AS path length visible: 30
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: 6
Prefixes being announced from unallocated address space: 10
Number of addresses announced to Internet: 1578278589
Equivalent to 94 /8s, 18 /16s and 158 /24s
Percentage of available address space announced: 42.6
Percentage of allocated address space announced: 61.6
Percentage of available address space allocated: 69.1
Total number of prefixes smaller than registry allocations: 108414
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 44327
Total APNIC prefixes after maximum aggregation: 17473
Prefixes being announced from the APNIC address blocks: 41894
Unique aggregates announced from the APNIC address blocks: 18271
APNIC Region origin ASes present in the Internet Routing Table: 2690
APNIC Region origin ASes announcing only one prefix: 756
APNIC Region transit ASes present in the Internet Routing Table: 416
Average APNIC Region AS path length visible: 4.4
Max APNIC Region AS path length visible: 26
Number of APNIC addresses announced to Internet: 261910400
Equivalent to 15 /8s, 156 /16s and 111 /24s
Percentage of available APNIC address space announced: 81.9
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: 110243
Total ARIN prefixes after maximum aggregation: 60423
Prefixes being announced from the ARIN address blocks: 82267
Unique aggregates announced from the ARIN address blocks: 27418
ARIN Region origin ASes present in the Internet Routing Table: 10979
ARIN Region origin ASes announcing only one prefix: 4137
ARIN Region transit ASes present in the Internet Routing Table: 1088
Average ARIN Region AS path length visible: 3.7
Max ARIN Region AS path length visible: 30
Number of ARIN addresses announced to Internet: 296179041
Equivalent to 17 /8s, 167 /16s and 85 /24s
Percentage of available ARIN address space announced: 76.8
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, 199/8, 204/6,
208/7 and 216/8
RIPE Region Analysis Summary
----------------------------
Prefixes being announced by RIPE Region ASes: 40694
Total RIPE prefixes after maximum aggregation: 26528
Prefixes being announced from the RIPE address blocks: 37971
Unique aggregates announced from the RIPE address blocks: 24521
RIPE Region origin ASes present in the Internet Routing Table: 8447
RIPE Region origin ASes announcing only one prefix: 4407
RIPE Region transit ASes present in the Internet Routing Table: 1436
Average RIPE Region AS path length visible: 4.5
Max RIPE Region AS path length visible: 28
Number of RIPE addresses announced to Internet: 261989216
Equivalent to 15 /8s, 157 /16s and 163 /24s
Percentage of available RIPE address space announced: 82.2
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, 80/5, 88/6, 193/8, 194/7, 212/7
and 217/8
LACNIC Region Analysis Summary
------------------------------
Prefixes being announced by LACNIC Region ASes: 12370
Total LACNIC prefixes after maximum aggregation: 3780
Prefixes being announced from the LACNIC address blocks: 10387
Unique aggregates announced from the LACNIC address blocks: 5974
LACNIC Region origin ASes present in the Internet Routing Table: 718
LACNIC Region origin ASes announcing only one prefix: 239
LACNIC Region transit ASes present in the Internet Routing Table: 138
Average LACNIC Region AS path length visible: 5.0
Max LACNIC Region AS path length visible: 26
Number of LACNIC addresses announced to Internet: 32239360
Equivalent to 1 /8s, 235 /16s and 239 /24s
Percentage of available LACNIC address space announced: 48.0
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: 2394
Total AfriNIC prefixes after maximum aggregation: 950
Prefixes being announced from the AfriNIC address blocks: 1674
Unique aggregates announced from the AfriNIC address blocks: 999
AfriNIC Region origin ASes present in the Internet Routing Table: 164
AfriNIC Region origin ASes announcing only one prefix: 46
AfriNIC Region transit ASes present in the Internet Routing Table: 26
Average AfriNIC Region AS path length visible: 4.0
Max AfriNIC Region AS path length visible: 17
Number of AfriNIC addresses announced to Internet: 4216832
Equivalent to 0 /8s, 64 /16s and 88 /24s
Percentage of available AfriNIC address space announced: 12.6
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 1306 7982 240 CHINANET-BACKBONE
4755 969 255 62 Videsh Sanchar Nigam Ltd. Aut
9583 947 109 15 Sify Limited
9498 800 211 71 BHARTI BT INTERNET LTD.
4766 751 4435 309 Korea Telecom (KIX)
1221 649 1779 479 Telstra Pty Ltd
4538 584 2717 31 China Education and Research
7545 543 124 74 TPG Internet Pty Ltd
17488 522 32 18 Hathway IP Over Cable Interne
17676 497 10933 62 Softbank BB Corp.
9443 450 111 83 Primus Telecommunications
18101 444 85 18 Reliance Infocom Ltd Internet
4812 414 739 59 China Telecom (Shanghai)
17849 412 30 123 Telecommunications Technology
4802 409 84 150 Wantree Development
17974 378 129 12 PT TELEKOMUNIKASI INDONESIA
7474 359 211 230 SingTel Optus Pty Ltd
17557 357 29 169 Pakistan Telecom
2907 344 1782 317 SINET Japan
4837 320 3539 138 chinanet IDC center beijing n
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
702 572 1931 437 UUNET - Commercial IP service
3215 399 1760 97 France Telecom Transpac
3301 315 1186 300 TeliaNet Sweden
3320 297 5013 240 Deutsche Telekom AG
8220 285 471 267 COLT Telecommunications
24863 253 42 10 LINKdotNET AS number
1257 249 744 168 SWIPnet Swedish IP Network
680 248 2041 244 DFN-IP service G-WiN
6746 245 91 224 Dynamic Network Technologies,
5089 237 1657 48 NTL Group Limited
3246 231 462 221 Song Networks
8708 216 278 203 Romania Data Systems S.A.
30890 203 18 84 SC Kappa Invexim SRL
3269 202 2246 73 TELECOM ITALIA
8551 202 182 27 Bezeq International
6830 195 879 43 UPC Distribution Services
5416 181 12 7 BATELCO-BH
3300 177 171 98 AUCS Communications Services
8866 177 37 15 Bulgarian Telecommunication C
786 172 1779 172 The JANET IP Service
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
701 4985 6778 779 UUNET Technologies, Inc.
4323 3213 769 289 Time Warner Telecom
705 1481 557 651 UUNET Technologies, Inc.
7018 1477 6235 952 AT&T WorldNet Services
174 1115 5690 881 Cogent Communications
6197 1019 637 479 BellSouth Network Solutions,
721 993 21926 310 DLA Systems Automation Center
2386 961 561 726 AT&T Data Communications Serv
18566 958 272 8 Covad Communications
1239 836 2765 591 Sprint
7046 822 250 680 UUNET Technologies, Inc.
20115 735 658 384 Charter Communications
19262 731 2204 186 Verizon Global Networks
11492 727 90 16 Cable One
22773 703 1744 46 Cox Communications, Inc.
209 681 3625 536 Qwest
7011 667 207 422 Citizens Utilities
6461 603 221 90 AboveNet Communications, Inc.
852 601 1052 381 Telus Advanced Communications
19916 563 49 54 OLM LLC
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4323 3213 2924 Time Warner Telecom
4134 1306 1066 CHINANET-BACKBONE
18566 958 950 Covad Communications
9583 947 932 Sify Limited
4755 969 907 Videsh Sanchar Nigam Ltd. Aut
705 1481 830 UUNET Technologies, Inc.
9498 800 729 BHARTI BT INTERNET LTD.
11492 727 711 Cable One
721 993 683 DLA Systems Automation Center
22773 703 657 Cox Communications, Inc.
4538 584 553 China Education and Research
8151 770 550 UniNet S.A. de C.V.
19262 731 545 Verizon Global Networks
6197 1019 540 BellSouth Network Solutions,
7018 1477 525 AT&T WorldNet Services
5668 533 515 CenturyTel Internet Holdings,
6461 603 513 AboveNet Communications, Inc.
19916 563 509 OLM LLC
17488 522 504 Hathway IP Over Cable Interne
855 557 489 Canadian Research Network
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
65014 PRIVATE 135.196.176.96/27 8190 VIATEL
65106 PRIVATE 195.219.161.0/27 6453 Teleglobe Inc.
65010 PRIVATE 203.117.213.0/24 9255 Singapore Telecom
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
64565 PRIVATE 212.111.35.128/27 4513 PFM Communications,
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
64560 PRIVATE 213.219.53.192/26 4513 PFM Communications,
65013 PRIVATE 213.235.33.0/27 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
0.0.0.0/8 3303 Swisscom Ltd
172.16.2.32/27 6325 Illinois Century Network
172.16.2.80/28 6325 Illinois Century Network
172.31.31.0/30 6325 Illinois Century Network
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
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 /9:9 /10:13 /11:31 /12:103
/13:217 /14:379 /15:742 /16:9009 /17:3505 /18:5726
/19:12426 /20:14165 /21:12560 /22:16061 /23:17369 /24:115358
/25:514 /26:480 /27:303 /28:226 /29:196 /30:522
/31:0 /32:117
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
701 3725 4985 UUNET Technologies, Inc.
4323 1902 3213 Time Warner Telecom
18566 941 958 Covad Communications
705 928 1481 UUNET Technologies, Inc.
6197 799 1019 BellSouth Network Solutions,
9583 778 947 Sify Limited
7018 774 1477 AT&T WorldNet Services
11492 715 727 Cable One
2386 679 961 AT&T Data Communications Serv
7046 584 822 UUNET Technologies, Inc.
7011 572 667 Citizens Utilities
4766 562 751 Korea Telecom (KIX)
19916 557 563 OLM LLC
6461 533 603 AboveNet Communications, Inc.
2686 516 561 IBM
9498 478 800 BHARTI BT INTERNET LTD.
855 436 557 Canadian Research Network
15270 434 465 PaeTec.net -a division of Pae
5668 416 533 CenturyTel Internet Holdings,
4755 406 969 Videsh Sanchar Nigam Ltd. Aut
Number of /24s announced per /8 block (Global)
----------------------------------------------
2:1 4:9 8:45 12:1639 13:1 15:15
16:3 17:3 18:4 20:41 24:814 25:1
32:269 38:271 40:54 41:17 44:3 47:6
52:4 55:1 56:3 57:54 58:216 59:287
60:189 61:932 62:976 63:3388 64:3582 65:3607
66:3854 67:664 68:669 69:1624 70:390 71:89
72:886 73:2 74:77 75:5 80:811 81:723
82:711 83:394 84:409 85:614 86:398 87:442
88:170 89:414 91:1 121:17 122:6 123:1
124:347 125:606 128:167 129:203 130:122 131:315
132:32 133:9 134:161 135:48 136:177 137:85
138:212 139:137 140:523 141:134 142:389 143:189
144:242 145:41 146:325 147:141 148:352 149:179
150:114 151:116 152:75 153:125 154:6 155:216
156:173 157:180 158:165 159:174 160:93 161:88
162:219 163:166 164:277 165:225 166:184 167:238
168:600 169:128 170:361 171:14 189:2 190:205
192:5815 193:3421 194:2796 195:2194 196:941 198:4042
199:3376 200:4625 201:1059 202:6981 203:7153 204:4075
205:2173 206:2831 207:3604 208:3055 209:3885 210:2218
211:902 212:1365 213:1518 214:370 215:41 216:4419
217:1344 218:354 219:298 220:782 221:382 222:253
End of report
