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[bgp-stats] Routing Table Report - Oregon IX view
Routing Table Report 00:00 GMT Fri 27 Oct, 2006
Analysis Summary
----------------
BGP routing table entries examined: 212626
Prefixes after maximum aggregation: 111106
Unique aggregates announced to Internet: 97530
Total ASes present in the Internet Routing Table: 23576
Origin-only ASes present in the Internet Routing Table: 20491
Origin ASes announcing only one prefix: 9852
Transit ASes present in the Internet Routing Table: 3085
Transit-only ASes present in the Internet Routing Table: 73
Average AS path length visible in the Internet Routing Table: 3.6
Max AS path length visible: 29
Max AS path prepend of ASN (36728) 27
Prefixes from unregistered ASNs in the Routing Table: 20
Unregistered ASNs in the Routing Table: 14
Special use prefixes present in the Routing Table: 3
Prefixes being announced from unallocated address space: 10
Number of addresses announced to Internet: 1639834606
Equivalent to 97 /8s, 189 /16s and 227 /24s
Percentage of available address space announced: 44.2
Percentage of allocated address space announced: 61.2
Percentage of available address space allocated: 72.3
Total number of prefixes smaller than registry allocations: 109789
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 45549
Total APNIC prefixes after maximum aggregation: 17813
Prefixes being announced from the APNIC address blocks: 43079
Unique aggregates announced from the APNIC address blocks: 18482
APNIC Region origin ASes present in the Internet Routing Table: 2750
APNIC Region origin ASes announcing only one prefix: 765
APNIC Region transit ASes present in the Internet Routing Table: 425
Average APNIC Region AS path length visible: 4.0
Max APNIC Region AS path length visible: 17
Number of APNIC addresses announced to Internet: 264997904
Equivalent to 15 /8s, 203 /16s and 140 /24s
Percentage of available APNIC address space announced: 82.9
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: 109201
Total ARIN prefixes after maximum aggregation: 61207
Prefixes being announced from the ARIN address blocks: 81255
Unique aggregates announced from the ARIN address blocks: 28067
ARIN Region origin ASes present in the Internet Routing Table: 11111
ARIN Region origin ASes announcing only one prefix: 4215
ARIN Region transit ASes present in the Internet Routing Table: 1045
Average ARIN Region AS path length visible: 3.2
Max ARIN Region AS path length visible: 29
Number of ARIN addresses announced to Internet: 307457986
Equivalent to 18 /8s, 83 /16s and 111 /24s
Percentage of available ARIN address space announced: 67.9
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: 42322
Total RIPE prefixes after maximum aggregation: 27290
Prefixes being announced from the RIPE address blocks: 39422
Unique aggregates announced from the RIPE address blocks: 25306
RIPE Region origin ASes present in the Internet Routing Table: 8730
RIPE Region origin ASes announcing only one prefix: 4583
RIPE Region transit ASes present in the Internet Routing Table: 1421
Average RIPE Region AS path length visible: 4.2
Max RIPE Region AS path length visible: 20
Number of RIPE addresses announced to Internet: 269994176
Equivalent to 16 /8s, 23 /16s and 200 /24s
Percentage of available RIPE address space announced: 73.1
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: 13090
Total LACNIC prefixes after maximum aggregation: 3843
Prefixes being announced from the LACNIC address blocks: 11077
Unique aggregates announced from the LACNIC address blocks: 6418
LACNIC Region origin ASes present in the Internet Routing Table: 746
LACNIC Region origin ASes announcing only one prefix: 241
LACNIC Region transit ASes present in the Internet Routing Table: 133
Average LACNIC Region AS path length visible: 3.9
Max LACNIC Region AS path length visible: 19
Number of LACNIC addresses announced to Internet: 33661184
Equivalent to 2 /8s, 1 /16s and 161 /24s
Percentage of available LACNIC address space announced: 50.2
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: 2445
Total AfriNIC prefixes after maximum aggregation: 953
Prefixes being announced from the AfriNIC address blocks: 1707
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: 28
Average AfriNIC Region AS path length visible: 3.8
Max AfriNIC Region AS path length visible: 13
Number of AfriNIC addresses announced to Internet: 4305424
Equivalent to 0 /8s, 65 /16s and 178 /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 61 Videsh Sanchar Nigam Ltd. Aut
9583 946 109 15 Sify Limited
9498 864 212 64 BHARTI BT INTERNET LTD.
4766 739 4436 306 Korea Telecom (KIX)
4538 676 2782 34 China Education and Research
1221 654 1780 482 Telstra Pty Ltd
7545 543 124 73 TPG Internet Pty Ltd
17488 541 34 15 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
4812 433 745 61 China Telecom (Shanghai)
9942 431 77 125 COMindico Australia
17849 430 36 126 Telecommunications Technology
4802 412 86 150 Wantree Development
17557 368 31 174 Pakistan Telecom
10139 365 23 6 Meridian Telekoms
17974 361 129 13 PT TELEKOMUNIKASI INDONESIA
7474 359 210 227 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 368 42 14 LINKdotNET AS number
3301 315 1200 299 TeliaNet Sweden
3320 305 5016 246 Deutsche Telekom AG
8220 275 454 262 COLT Telecommunications
680 251 2041 247 DFN-IP service G-WiN
1257 246 740 170 SWIPnet Swedish IP Network
6746 246 91 223 Dynamic Network Technologies,
5089 244 1657 52 NTL Group Limited
3246 230 469 217 Song Networks
9116 226 134 23 Goldenlines main autonomous s
8708 223 279 210 Romania Data Systems S.A.
8551 216 198 28 Bezeq International
3269 206 2341 74 TELECOM ITALIA
30890 205 18 78 SC Kappa Invexim SRL
6830 201 879 43 UPC Distribution Services
12715 189 82 25 Jazz Telecom S.A.
5416 188 12 8 BATELCO-BH
3300 179 171 95 AUCS Communications Services
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
701 4930 6721 775 UUNET Technologies, Inc.
7018 1551 6234 1001 AT&T WorldNet Services
705 1458 552 645 UUNET Technologies, Inc.
2386 1186 618 754 AT&T Data Communications Serv
4323 1027 785 289 Time Warner Telecom
6197 1021 647 480 BellSouth Network Solutions,
18566 969 272 8 Covad Communications
721 961 21925 306 DLA Systems Automation Center
174 956 6823 881 Cogent Communications
1239 857 2781 600 Sprint
7046 830 252 678 UUNET Technologies, Inc.
11492 780 96 18 Cable One
19262 777 2430 178 Verizon Global Networks
20115 754 679 397 Charter Communications
209 708 3761 557 Qwest
22773 708 1744 41 Cox Communications, Inc.
7011 691 211 431 Citizens Utilities
852 606 1071 388 Telus Advanced Communications
19916 565 49 54 OLM LLC
6478 544 1294 343 AT&T Worldnet Services
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4134 1248 1007 CHINANET-BACKBONE
18566 969 961 Covad Communications
4755 1010 949 Videsh Sanchar Nigam Ltd. Aut
9583 946 931 Sify Limited
705 1458 813 UUNET Technologies, Inc.
9498 864 800 BHARTI BT INTERNET LTD.
11492 780 762 Cable One
4323 1027 738 Time Warner Telecom
22773 708 667 Cox Communications, Inc.
721 961 655 DLA Systems Automation Center
4538 676 642 China Education and Research
19262 777 599 Verizon Global Networks
7018 1551 550 AT&T WorldNet Services
6197 1021 541 BellSouth Network Solutions,
8151 753 536 UniNet S.A. de C.V.
17488 541 526 Hathway IP Over Cable Interne
5668 539 521 CenturyTel Internet Holdings,
19916 565 511 OLM LLC
7545 543 470 TPG Internet Pty Ltd
855 539 465 Canadian Research Network
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
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
65106 PRIVATE 195.219.161.0/27 6453 Teleglobe Inc.
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
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
0.0.0.0/0 286 KPNQwest Backbone AS
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)
-------------------------------------------------------
!!Default route being announced!!
/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:20 /9:10 /10:13 /11:29 /12:109
/13:226 /14:391 /15:790 /16:9109 /17:3590 /18:5872
/19:12860 /20:14474 /21:12946 /22:16517 /23:17985 /24:115161
/25:563 /26:440 /27:302 /28:231 /29:320 /30:530
/31:3 /32:134
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
701 3664 4930 UUNET Technologies, Inc.
18566 952 969 Covad Communications
705 914 1458 UUNET Technologies, Inc.
2386 895 1186 AT&T Data Communications Serv
7018 817 1551 AT&T WorldNet Services
6197 799 1021 BellSouth Network Solutions,
9583 774 946 Sify Limited
11492 766 780 Cable One
7011 598 691 Citizens Utilities
7046 581 830 UUNET Technologies, Inc.
19916 559 565 OLM LLC
4766 549 739 Korea Telecom (KIX)
9498 523 864 BHARTI BT INTERNET LTD.
15270 450 481 PaeTec.net -a division of Pae
4755 443 1010 Videsh Sanchar Nigam Ltd. Aut
855 434 539 Canadian Research Network
1239 423 857 Sprint
5668 420 539 CenturyTel Internet Holdings,
17849 416 430 Telecommunications Technology
18101 398 465 Reliance Infocom Ltd Internet
Number of /24s announced per /8 block (Global)
----------------------------------------------
4:7 6:1 8:55 12:1660 13:1 15:16
16:3 17:3 18:4 20:38 24:834 25:1
32:177 38:260 40:57 41:18 44:4 47:7
52:4 53:1 55:1 56:3 57:53 58:236
59:330 60:220 61:959 62:1170 63:3377 64:3228
65:3644 66:3165 67:674 68:656 69:1695 70:408
71:109 72:990 74:94 75:9 80:853 81:712
82:644 83:393 84:437 85:697 86:426 87:475
88:234 89:630 91:28 121:58 122:18 124:432
125:672 128:287 129:205 130:123 131:316 132:35
133:10 134:167 135:50 136:178 137:114 138:184
139:99 140:531 141:132 142:366 143:193 144:242
145:43 146:322 147:142 148:373 149:179 150:116
151:122 152:81 153:122 154:6 155:258 156:160
157:165 158:152 159:172 160:105 161:89 162:214
163:177 164:283 165:235 166:239 167:286 168:483
169:128 170:386 171:11 172:1 189:4 190:253
192:5831 193:3561 194:2797 195:2230 196:929 198:4042
199:3396 200:4572 201:933 202:7131 203:7166 204:4081
205:2227 206:2665 207:3220 208:3055 209:3643 210:2254
211:990 212:1414 213:1522 214:381 215:39 216:4239
217:1352 218:360 219:295 220:800 221:376 222:240
End of report
