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[bgp-stats] Routing Table Report - Oregon IX view
Routing Table Report 00:00 GMT Wed 25 Oct, 2006
Analysis Summary
----------------
BGP routing table entries examined: 215699
Prefixes after maximum aggregation: 111015
Unique aggregates announced to Internet: 97330
Total ASes present in the Internet Routing Table: 23531
Origin-only ASes present in the Internet Routing Table: 20489
Origin ASes announcing only one prefix: 9843
Transit ASes present in the Internet Routing Table: 3042
Transit-only ASes present in the Internet Routing Table: 68
Average AS path length visible in the Internet Routing Table: 3.1
Max AS path length visible: 31
Max AS path prepend of ASN (36728) 27
Prefixes from unregistered ASNs in the Routing Table: 22
Unregistered ASNs in the Routing Table: 16
Special use prefixes present in the Routing Table: 2
Prefixes being announced from unallocated address space: 10
Number of addresses announced to Internet: 1620876814
Equivalent to 96 /8s, 156 /16s and 158 /24s
Percentage of available address space announced: 43.7
Percentage of allocated address space announced: 60.5
Percentage of available address space allocated: 72.3
Total number of prefixes smaller than registry allocations: 112167
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 45543
Total APNIC prefixes after maximum aggregation: 17822
Prefixes being announced from the APNIC address blocks: 43057
Unique aggregates announced from the APNIC address blocks: 18422
APNIC Region origin ASes present in the Internet Routing Table: 2750
APNIC Region origin ASes announcing only one prefix: 766
APNIC Region transit ASes present in the Internet Routing Table: 419
Average APNIC Region AS path length visible: 3.5
Max APNIC Region AS path length visible: 18
Number of APNIC addresses announced to Internet: 264600080
Equivalent to 15 /8s, 197 /16s and 122 /24s
Percentage of available APNIC address space announced: 82.7
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: 112356
Total ARIN prefixes after maximum aggregation: 61157
Prefixes being announced from the ARIN address blocks: 84398
Unique aggregates announced from the ARIN address blocks: 28000
ARIN Region origin ASes present in the Internet Routing Table: 11110
ARIN Region origin ASes announcing only one prefix: 4226
ARIN Region transit ASes present in the Internet Routing Table: 1033
Average ARIN Region AS path length visible: 2.8
Max ARIN Region AS path length visible: 31
Number of ARIN addresses announced to Internet: 306278626
Equivalent to 18 /8s, 65 /16s and 112 /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: 42313
Total RIPE prefixes after maximum aggregation: 27244
Prefixes being announced from the RIPE address blocks: 39428
Unique aggregates announced from the RIPE address blocks: 25302
RIPE Region origin ASes present in the Internet Routing Table: 8701
RIPE Region origin ASes announcing only one prefix: 4562
RIPE Region transit ASes present in the Internet Routing Table: 1408
Average RIPE Region AS path length visible: 3.2
Max RIPE Region AS path length visible: 24
Number of RIPE addresses announced to Internet: 269547328
Equivalent to 16 /8s, 16 /16s and 247 /24s
Percentage of available RIPE address space announced: 73.0
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: 13022
Total LACNIC prefixes after maximum aggregation: 3834
Prefixes being announced from the LACNIC address blocks: 11008
Unique aggregates announced from the LACNIC address blocks: 6371
LACNIC Region origin ASes present in the Internet Routing Table: 735
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: 3.0
Max LACNIC Region AS path length visible: 17
Number of LACNIC addresses announced to Internet: 33592320
Equivalent to 2 /8s, 0 /16s and 148 /24s
Percentage of available LACNIC address space announced: 50.1
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: 2444
Total AfriNIC prefixes after maximum aggregation: 958
Prefixes being announced from the AfriNIC address blocks: 1703
Unique aggregates announced from the AfriNIC address blocks: 1018
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: 3.1
Max AfriNIC Region AS path length visible: 11
Number of AfriNIC addresses announced to Internet: 4301584
Equivalent to 0 /8s, 65 /16s and 163 /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 1010 383 63 Videsh Sanchar Nigam Ltd. Aut
9583 949 109 15 Sify Limited
9498 862 212 64 BHARTI BT INTERNET LTD.
4766 739 4436 305 Korea Telecom (KIX)
4538 672 2782 34 China Education and Research
1221 653 1780 482 Telstra Pty Ltd
7545 541 124 73 TPG Internet Pty Ltd
17488 538 33 13 Hathway IP Over Cable Interne
17676 500 10934 64 Softbank BB Corp.
18101 465 86 21 Reliance Infocom Ltd Internet
9443 454 111 74 Primus Telecommunications
17849 430 36 126 Telecommunications Technology
4812 428 745 61 China Telecom (Shanghai)
9942 428 76 123 COMindico Australia
4802 413 86 151 Wantree Development
17557 366 31 174 Pakistan Telecom
17974 365 129 12 PT TELEKOMUNIKASI INDONESIA
10139 362 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 404 1952 92 France Telecom Transpac
24863 367 42 13 LINKdotNET AS number
3301 314 1200 298 TeliaNet Sweden
3320 305 5016 246 Deutsche Telekom AG
8220 282 455 269 COLT Telecommunications
12715 264 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 244 1657 52 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 4939 6736 772 UUNET Technologies, Inc.
209 3833 3633 554 Qwest
7018 1552 6250 1003 AT&T WorldNet Services
705 1455 552 642 UUNET Technologies, Inc.
2386 1176 618 753 AT&T Data Communications Serv
4323 1028 785 290 Time Warner Telecom
6197 1019 625 495 BellSouth Network Solutions,
18566 969 272 8 Covad Communications
721 964 21925 308 DLA Systems Automation Center
174 952 6807 880 Cogent Communications
1239 862 2781 603 Sprint
7046 830 237 677 UUNET Technologies, Inc.
19262 760 2426 177 Verizon Global Networks
11492 759 96 16 Cable One
20115 756 679 398 Charter Communications
22773 707 1744 43 Cox Communications, Inc.
7011 687 210 428 Citizens Utilities
852 606 1071 388 Telus Advanced Communications
19916 565 49 54 OLM LLC
6478 542 1293 341 AT&T Worldnet Services
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
209 3833 3279 Qwest
4134 1248 1007 CHINANET-BACKBONE
18566 969 961 Covad Communications
4755 1010 947 Videsh Sanchar Nigam Ltd. Aut
9583 949 934 Sify Limited
705 1455 813 UUNET Technologies, Inc.
9498 862 798 BHARTI BT INTERNET LTD.
11492 759 743 Cable One
4323 1028 738 Time Warner Telecom
22773 707 664 Cox Communications, Inc.
721 964 656 DLA Systems Automation Center
4538 672 638 China Education and Research
19262 760 583 Verizon Global Networks
7018 1552 549 AT&T WorldNet Services
17488 538 525 Hathway IP Over Cable Interne
6197 1019 524 BellSouth Network Solutions,
8151 732 521 UniNet S.A. de C.V.
5668 539 521 CenturyTel Internet Holdings,
19916 565 511 OLM LLC
7545 541 468 TPG Internet Pty Ltd
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
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
65002 PRIVATE 200.23.134.0/24 18592 CUDI
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
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
192.0.2.0/24 812 Rogers WAVE
192.168.83.0/24 292 Energy Sciences Network
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
192.44.0.0/24 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
/13:225 /14:390 /15:787 /16:9104 /17:3598 /18:5910
/19:12918 /20:14675 /21:13185 /22:16780 /23:18353 /24:116957
/25:564 /26:517 /27:302 /28:229 /29:328 /30:559
/31:2 /32:136
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
701 3674 4939 UUNET Technologies, Inc.
209 2608 3833 Qwest
18566 952 969 Covad Communications
705 914 1455 UUNET Technologies, Inc.
2386 885 1176 AT&T Data Communications Serv
7018 816 1552 AT&T WorldNet Services
6197 799 1019 BellSouth Network Solutions,
9583 777 949 Sify Limited
11492 745 759 Cable One
7011 594 687 Citizens Utilities
7046 582 830 UUNET Technologies, Inc.
19916 559 565 OLM LLC
4766 549 739 Korea Telecom (KIX)
9498 522 862 BHARTI BT INTERNET LTD.
15270 450 481 PaeTec.net -a division of Pae
4755 441 1010 Videsh Sanchar Nigam Ltd. Aut
855 434 536 Canadian Research Network
1239 424 862 Sprint
5668 420 539 CenturyTel Internet Holdings,
17849 416 430 Telecommunications Technology
Number of /24s announced per /8 block (Global)
----------------------------------------------
4:7 6:1 8:55 12:1655 13:1 15:16
16:3 17:3 18:4 20:38 24:825 25:1
32:177 38:258 40:57 41:16 44:4 47:7
52:4 53:1 55:1 56:3 57:53 58:235
59:330 60:215 61:952 62:1267 63:3926 64:3278
65:3659 66:3195 67:1044 68:653 69:1719 70:407
71:92 72:1128 74:91 75:9 80:854 81:714
82:646 83:388 84:436 85:693 86:424 87:474
88:239 89:597 91:27 121:58 122:18 124:434
125:669 128:285 129:225 130:123 131:317 132:35
133:10 134:167 135:50 136:178 137:111 138:184
139:99 140:523 141:131 142:366 143:193 144:244
145:43 146:322 147:142 148:372 149:179 150:116
151:121 152:80 153:121 154:6 155:258 156:160
157:166 158:152 159:172 160:104 161:89 162:214
163:177 164:283 165:236 166:230 167:274 168:484
169:128 170:384 171:11 172:1 189:4 190:251
192:5827 193:3552 194:2793 195:2226 196:932 198:4068
199:3412 200:4529 201:924 202:7150 203:7178 204:4157
205:2331 206:2673 207:3343 208:3146 209:3742 210:2252
211:988 212:1413 213:1530 214:379 215:39 216:4369
217:1353 218:360 219:293 220:799 221:377 222:240
End of report
