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[bgp-stats] Routing Table Report - Oregon IX view
Routing Table Report 00:00 GMT Sat 14 Oct, 2006
Analysis Summary
----------------
BGP routing table entries examined: 215053
Prefixes after maximum aggregation: 110572
Unique aggregates announced to Internet: 96748
Total ASes present in the Internet Routing Table: 23421
Origin-only ASes present in the Internet Routing Table: 20328
Origin ASes announcing only one prefix: 9792
Transit ASes present in the Internet Routing Table: 3093
Transit-only ASes present in the Internet Routing Table: 78
Average AS path length visible in the Internet Routing Table: 3.4
Max AS path length visible: 50
Max AS path prepend of ASN (14282) 48
Prefixes from unregistered ASNs in the Routing Table: 37
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: 1616317489
Equivalent to 96 /8s, 87 /16s and 12 /24s
Percentage of available address space announced: 43.6
Percentage of allocated address space announced: 60.3
Percentage of available address space allocated: 72.3
Total number of prefixes smaller than registry allocations: 111722
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 45321
Total APNIC prefixes after maximum aggregation: 17700
Prefixes being announced from the APNIC address blocks: 42891
Unique aggregates announced from the APNIC address blocks: 18435
APNIC Region origin ASes present in the Internet Routing Table: 2724
APNIC Region origin ASes announcing only one prefix: 761
APNIC Region transit ASes present in the Internet Routing Table: 416
Average APNIC Region AS path length visible: 3.9
Max APNIC Region AS path length visible: 19
Number of APNIC addresses announced to Internet: 263750160
Equivalent to 15 /8s, 184 /16s and 130 /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: 112920
Total ARIN prefixes after maximum aggregation: 61059
Prefixes being announced from the ARIN address blocks: 84639
Unique aggregates announced from the ARIN address blocks: 27939
ARIN Region origin ASes present in the Internet Routing Table: 11073
ARIN Region origin ASes announcing only one prefix: 4207
ARIN Region transit ASes present in the Internet Routing Table: 1061
Average ARIN Region AS path length visible: 3.1
Max ARIN Region AS path length visible: 30
Number of ARIN addresses announced to Internet: 304926840
Equivalent to 18 /8s, 44 /16s and 208 /24s
Percentage of available ARIN address space announced: 67.3
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: 41752
Total RIPE prefixes after maximum aggregation: 27023
Prefixes being announced from the RIPE address blocks: 38905
Unique aggregates announced from the RIPE address blocks: 24892
RIPE Region origin ASes present in the Internet Routing Table: 8647
RIPE Region origin ASes announcing only one prefix: 4531
RIPE Region transit ASes present in the Internet Routing Table: 1421
Average RIPE Region AS path length visible: 3.6
Max RIPE Region AS path length visible: 30
Number of RIPE addresses announced to Internet: 267570528
Equivalent to 15 /8s, 242 /16s and 205 /24s
Percentage of available RIPE address space announced: 72.5
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: 12570
Total LACNIC prefixes after maximum aggregation: 3831
Prefixes being announced from the LACNIC address blocks: 10596
Unique aggregates announced from the LACNIC address blocks: 6247
LACNIC Region origin ASes present in the Internet Routing Table: 735
LACNIC Region origin ASes announcing only one prefix: 245
LACNIC Region transit ASes present in the Internet Routing Table: 130
Average LACNIC Region AS path length visible: 4.6
Max LACNIC Region AS path length visible: 50
Number of LACNIC addresses announced to Internet: 33019136
Equivalent to 1 /8s, 247 /16s and 213 /24s
Percentage of available LACNIC address space announced: 49.2
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: 2454
Total AfriNIC prefixes after maximum aggregation: 959
Prefixes being announced from the AfriNIC address blocks: 1746
Unique aggregates announced from the AfriNIC address blocks: 1030
AfriNIC Region origin ASes present in the Internet Routing Table: 164
AfriNIC Region origin ASes announcing only one prefix: 48
AfriNIC Region transit ASes present in the Internet Routing Table: 26
Average AfriNIC Region AS path length visible: 3.7
Max AfriNIC Region AS path length visible: 15
Number of AfriNIC addresses announced to Internet: 4307200
Equivalent to 0 /8s, 65 /16s and 185 /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 1246 8254 239 CHINANET-BACKBONE
4755 1007 255 63 Videsh Sanchar Nigam Ltd. Aut
9583 958 109 15 Sify Limited
9498 868 212 70 BHARTI BT INTERNET LTD.
4766 742 4436 307 Korea Telecom (KIX)
4538 669 2782 34 China Education and Research
1221 650 1780 479 Telstra Pty Ltd
7545 542 124 74 TPG Internet Pty Ltd
17488 534 33 12 Hathway IP Over Cable Interne
17676 499 10933 63 Softbank BB Corp.
18101 462 85 20 Reliance Infocom Ltd Internet
9443 454 111 74 Primus Telecommunications
17849 431 36 127 Telecommunications Technology
9942 427 77 125 COMindico Australia
4802 415 86 151 Wantree Development
4812 412 741 63 China Telecom (Shanghai)
17557 365 31 175 Pakistan Telecom
17974 364 129 12 PT TELEKOMUNIKASI INDONESIA
7474 359 210 226 SingTel Optus Pty Ltd
2907 338 1734 313 SINET Japan
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
702 541 1928 421 UUNET - Commercial IP service
3215 399 1872 93 France Telecom Transpac
24863 366 42 13 LINKdotNET AS number
3301 311 1200 295 TeliaNet Sweden
3320 300 5013 245 Deutsche Telekom AG
8220 282 455 265 COLT Telecommunications
680 251 2041 247 DFN-IP service G-WiN
6746 246 91 224 Dynamic Network Technologies,
1257 245 740 170 SWIPnet Swedish IP Network
5089 244 1657 51 NTL Group Limited
3246 232 469 219 Song Networks
8708 222 279 209 Romania Data Systems S.A.
9116 220 134 23 Goldenlines main autonomous s
3269 204 2277 74 TELECOM ITALIA
8551 200 182 27 Bezeq International
6830 199 879 43 UPC Distribution Services
5416 187 12 7 BATELCO-BH
8866 185 37 15 Bulgarian Telecommunication C
3300 179 171 96 AUCS Communications Services
786 171 1779 171 The JANET IP Service
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
701 4962 6758 781 UUNET Technologies, Inc.
4323 3299 784 297 Time Warner Telecom
7018 1531 6248 986 AT&T WorldNet Services
705 1463 555 642 UUNET Technologies, Inc.
6197 1221 621 497 BellSouth Network Solutions,
2386 1169 615 743 AT&T Data Communications Serv
18566 967 272 8 Covad Communications
721 961 21925 306 DLA Systems Automation Center
174 960 6823 884 Cogent Communications
1239 847 2780 596 Sprint
7046 837 236 676 UUNET Technologies, Inc.
11492 754 90 13 Cable One
20115 750 674 390 Charter Communications
19262 739 2391 179 Verizon Global Networks
22773 717 1744 45 Cox Communications, Inc.
209 707 3632 555 Qwest
7011 684 210 429 Citizens Utilities
4355 615 303 88 EarthLink, Inc.
852 606 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 3299 3002 Time Warner Telecom
4134 1246 1007 CHINANET-BACKBONE
18566 967 959 Covad Communications
4755 1007 944 Videsh Sanchar Nigam Ltd. Aut
9583 958 943 Sify Limited
705 1463 821 UUNET Technologies, Inc.
9498 868 798 BHARTI BT INTERNET LTD.
11492 754 741 Cable One
6197 1221 724 BellSouth Network Solutions,
22773 717 672 Cox Communications, Inc.
721 961 655 DLA Systems Automation Center
4538 669 635 China Education and Research
19262 739 560 Verizon Global Networks
7018 1531 545 AT&T WorldNet Services
4355 615 527 EarthLink, Inc.
17488 534 522 Hathway IP Over Cable Interne
5668 538 520 CenturyTel Internet Holdings,
19916 565 511 OLM LLC
855 544 473 Canadian Research Network
7545 542 468 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
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
65534 PRIVATE 193.138.171.0/24 34238 SC OMNITECH NET SRL
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
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
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 /9:9 /10:13 /11:29 /12:108
/13:224 /14:388 /15:780 /16:9087 /17:3587 /18:5849
/19:12662 /20:14467 /21:12881 /22:16463 /23:17937 /24:116985
/25:566 /26:488 /27:302 /28:226 /29:235 /30:1610
/31:2 /32:136
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
701 3684 4962 UUNET Technologies, Inc.
4323 1960 3299 Time Warner Telecom
6197 1003 1221 BellSouth Network Solutions,
18566 950 967 Covad Communications
705 916 1463 UUNET Technologies, Inc.
2386 886 1169 AT&T Data Communications Serv
7018 806 1531 AT&T WorldNet Services
9583 788 958 Sify Limited
11492 742 754 Cable One
7011 591 684 Citizens Utilities
7046 584 837 UUNET Technologies, Inc.
19916 559 565 OLM LLC
4766 551 742 Korea Telecom (KIX)
2686 520 562 IBM
9498 518 868 BHARTI BT INTERNET LTD.
15270 439 470 PaeTec.net -a division of Pae
4755 438 1007 Videsh Sanchar Nigam Ltd. Aut
855 427 544 Canadian Research Network
5668 420 538 CenturyTel Internet Holdings,
17849 417 431 Telecommunications Technology
Number of /24s announced per /8 block (Global)
----------------------------------------------
2:1 4:9 6:1 8:54 12:1659 13:1
15:16 16:3 17:3 18:4 20:41 24:820
25:1 32:265 38:259 40:57 41:22 44:3
47:7 52:4 53:1 55:1 56:3 57:53
58:229 59:316 60:223 61:917 62:1127 63:3400
64:3580 65:3641 66:3877 67:670 68:652 69:1681
70:408 71:92 72:957 74:89 75:9 80:846
81:693 82:640 83:400 84:424 85:689 86:295
87:475 88:230 89:462 91:27 121:56 122:18
124:418 125:649 128:281 129:227 130:123 131:314
132:35 133:11 134:167 135:50 136:177 137:107
138:185 139:129 140:525 141:130 142:365 143:192
144:243 145:43 146:321 147:143 148:362 149:180
150:115 151:121 152:79 153:121 154:6 155:256
156:160 157:169 158:155 159:172 160:102 161:87
162:216 163:161 164:271 165:226 166:239 167:250
168:604 169:129 170:384 171:11 172:1 189:2
190:245 192:5837 193:3532 194:2811 195:2261 196:969
198:4052 199:3408 200:4498 201:969 202:7150 203:7202
204:4109 205:2252 206:2840 207:3675 208:3030 209:3910
210:2251 211:959 212:1410 213:1566 214:380 215:39
216:4385 217:1344 218:364 219:290 220:796 221:383
222:243
End of report
