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[bgp-stats] Routing Table Report - Oregon IX view
Routing Table Report 00:00 GMT Thu 15 Feb, 2007
Analysis Summary
----------------
BGP routing table entries examined: 221478
Prefixes after maximum aggregation: 115679
Deaggregation factor: 1.91
Unique aggregates announced to Internet: 102815
Total ASes present in the Internet Routing Table: 24425
Origin-only ASes present in the Internet Routing Table: 21219
Origin ASes announcing only one prefix: 10262
Transit ASes present in the Internet Routing Table: 3206
Transit-only ASes present in the Internet Routing Table: 69
Average AS path length visible in the Internet Routing Table: 5.8
Max AS path length visible: 33
Max AS path prepend of ASN (17697) 13
Prefixes from unregistered ASNs in the Routing Table: 67
Unregistered ASNs in the Routing Table: 26
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 13
Number of addresses announced to Internet: 1676180936
Equivalent to 99 /8s, 232 /16s and 125 /24s
Percentage of available address space announced: 45.2
Percentage of allocated address space announced: 62.2
Percentage of available address space allocated: 72.8
Total number of prefixes smaller than registry allocations: 116553
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 48444
Total APNIC prefixes after maximum aggregation: 19136
APNIC Deaggregation factor: 2.53
Prefixes being announced from the APNIC address blocks: 45639
Unique aggregates announced from the APNIC address blocks: 19748
APNIC Region origin ASes present in the Internet Routing Table: 2870
APNIC Region origin ASes announcing only one prefix: 789
APNIC Region transit ASes present in the Internet Routing Table: 428
Average APNIC Region AS path length visible: 6.4
Max APNIC Region AS path length visible: 21
Number of APNIC addresses announced to Internet: 279668768
Equivalent to 16 /8s, 171 /16s and 104 /24s
Percentage of available APNIC address space announced: 69.3
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, 116/6, 120/6, 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: 111351
Total ARIN prefixes after maximum aggregation: 62514
ARIN Deaggregation factor: 1.78
Prefixes being announced from the ARIN address blocks: 82428
Unique aggregates announced from the ARIN address blocks: 29450
ARIN Region origin ASes present in the Internet Routing Table: 11341
ARIN Region origin ASes announcing only one prefix: 4340
ARIN Region transit ASes present in the Internet Routing Table: 1066
Average ARIN Region AS path length visible: 5.5
Max ARIN Region AS path length visible: 17
Number of ARIN addresses announced to Internet: 320326112
Equivalent to 19 /8s, 23 /16s and 201 /24s
Percentage of available ARIN address space announced: 70.7
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: 44959
Total RIPE prefixes after maximum aggregation: 28994
RIPE Deaggregation factor: 1.55
Prefixes being announced from the RIPE address blocks: 41871
Unique aggregates announced from the RIPE address blocks: 26969
RIPE Region origin ASes present in the Internet Routing Table: 9203
RIPE Region origin ASes announcing only one prefix: 4827
RIPE Region transit ASes present in the Internet Routing Table: 1513
Average RIPE Region AS path length visible: 5.5
Max RIPE Region AS path length visible: 33
Number of RIPE addresses announced to Internet: 290715776
Equivalent to 17 /8s, 83 /16s and 248 /24s
Percentage of available RIPE address space announced: 78.8
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
40960-43007
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: 14008
Total LACNIC prefixes after maximum aggregation: 4036
LACNIC Deaggregation factor: 3.47
Prefixes being announced from the LACNIC address blocks: 12076
Unique aggregates announced from the LACNIC address blocks: 6955
LACNIC Region origin ASes present in the Internet Routing Table: 760
LACNIC Region origin ASes announcing only one prefix: 248
LACNIC Region transit ASes present in the Internet Routing Table: 128
Average LACNIC Region AS path length visible: 6.3
Max LACNIC Region AS path length visible: 22
Number of LACNIC addresses announced to Internet: 37633792
Equivalent to 2 /8s, 62 /16s and 63 /24s
Percentage of available LACNIC address space announced: 56.1
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: 2651
Total AfriNIC prefixes after maximum aggregation: 997
AfriNIC Deaggregation factor: 2.66
Prefixes being announced from the AfriNIC address blocks: 1922
Unique aggregates announced from the AfriNIC address blocks: 1172
AfriNIC Region origin ASes present in the Internet Routing Table: 181
AfriNIC Region origin ASes announcing only one prefix: 57
AfriNIC Region transit ASes present in the Internet Routing Table: 37
Average AfriNIC Region AS path length visible: 5.7
Max AfriNIC Region AS path length visible: 17
Number of AfriNIC addresses announced to Internet: 5407744
Equivalent to 0 /8s, 82 /16s and 132 /24s
Percentage of available AfriNIC address space announced: 16.1
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 1272 8700 277 CHINANET-BACKBONE
4755 1102 383 74 Videsh Sanchar Nigam Ltd. Aut
9583 1050 99 91 Sify Limited
9498 952 467 66 BHARTI BT INTERNET LTD.
23577 779 35 706 Korea Telecom (ATM-MPLS)
4766 765 4944 310 Korea Telecom (KIX)
1221 620 1686 455 Telstra Pty Ltd
17488 598 39 24 Hathway IP Over Cable Interne
7545 585 126 75 TPG Internet Pty Ltd
18101 522 103 23 Reliance Infocom Ltd Internet
17676 503 10935 65 Softbank BB Corp.
7474 454 215 258 SingTel Optus Pty Ltd
4812 443 795 73 China Telecom (Shanghai)
9443 443 111 75 Primus Telecommunications
9942 432 85 127 COMindico Australia
17849 370 35 94 Telecommunications Technology
4802 361 86 148 Wantree Development
17557 360 34 168 Pakistan Telecom
2907 340 1749 311 SINET Japan
17974 338 129 14 PT TELEKOMUNIKASI INDONESIA
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
702 546 1897 424 UUNET - Commercial IP service
2119 395 811 332 Telenor Internet Access
3301 315 1199 290 TeliaNet Sweden
24863 307 44 24 LINKdotNET AS number
3320 296 4993 247 Deutsche Telekom AG
8220 271 471 261 COLT Telecommunications
6746 266 94 245 Dynamic Network Technologies,
1257 263 1100 173 SWIPnet Swedish IP Network
680 257 2044 251 DFN-IP service G-WiN
5089 242 1657 52 NTL Group Limited
8708 240 284 226 Romania Data Systems S.A.
3215 238 2224 92 France Telecom Transpac
5416 216 14 11 BATELCO-BH
3269 212 2391 71 TELECOM ITALIA
3246 209 355 199 Song Networks
30890 206 17 96 SC Kappa Invexim SRL
8551 205 197 25 Bezeq International
3352 198 1783 32 Ibernet, Internet Access Netw
20858 197 34 3 EgyNet
3300 189 171 93 AUCS Communications Services
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
701 4802 6694 741 UUNET Technologies, Inc.
7018 1512 6134 990 AT&T WorldNet Services
705 1335 557 601 UUNET Technologies, Inc.
4323 1255 864 472 Time Warner Telecom
6478 1130 455 195 AT&T Worldnet Services
2386 1108 570 732 AT&T Data Communications Serv
6197 1016 651 498 BellSouth Network Solutions,
18566 989 288 9 Covad Communications
11492 959 100 18 Cable One
174 939 6792 865 Cogent Communications
1239 825 2714 577 Sprint
20115 804 704 421 Charter Communications
7046 792 266 654 UUNET Technologies, Inc.
7011 786 227 475 Citizens Utilities
19262 757 2591 178 Verizon Global Networks
22773 728 1872 41 Cox Communications, Inc.
209 722 3742 567 Qwest
721 676 21804 276 DLA Systems Automation Center
852 619 1090 392 Telus Advanced Communications
577 589 760 211 Bell Advanced Communications
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4755 1102 1028 Videsh Sanchar Nigam Ltd. Aut
4134 1272 995 CHINANET-BACKBONE
18566 989 980 Covad Communications
9583 1050 959 Sify Limited
11492 959 941 Cable One
6478 1130 935 AT&T Worldnet Services
9498 952 886 BHARTI BT INTERNET LTD.
8151 1021 814 UniNet S.A. de C.V.
4323 1255 783 Time Warner Telecom
705 1335 734 UUNET Technologies, Inc.
22773 728 687 Cox Communications, Inc.
19262 757 579 Verizon Global Networks
17488 598 574 Hathway IP Over Cable Interne
5668 576 560 CenturyTel Internet Holdings,
7018 1512 522 AT&T WorldNet Services
6197 1016 518 BellSouth Network Solutions,
19916 568 514 OLM LLC
7545 585 510 TPG Internet Pty Ltd
18101 522 499 Reliance Infocom Ltd Internet
855 565 495 Canadian Research Network
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
65533 PRIVATE 4.33.8.0/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.8.16/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.8.32/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.8.48/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.8.64/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.8.80/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.8.96/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.8.112/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.8.128/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.8.144/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.8.160/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.8.176/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.8.192/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.8.208/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.8.224/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.8.240/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.9.0/26 293 Energy Sciences Netw
65533 PRIVATE 4.33.9.128/27 293 Energy Sciences Netw
65533 PRIVATE 4.33.9.192/27 293 Energy Sciences Netw
65533 PRIVATE 4.33.9.224/27 293 Energy Sciences Netw
65533 PRIVATE 4.33.10.0/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.10.16/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.10.32/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.10.48/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.10.64/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.10.80/28 293 Energy Sciences Netw
65332 PRIVATE 63.166.106.192/27 1803 SPRINT
65515 PRIVATE 87.251.34.0/24 12859 Business Internet Tr
65515 PRIVATE 87.251.36.0/24 12859 Business Internet Tr
64513 PRIVATE 194.149.101.192/28 6721 The Terminal Bar: In
64527 PRIVATE 194.149.115.64/28 6721 The Terminal Bar: In
64524 PRIVATE 194.149.116.64/28 6721 The Terminal Bar: In
64514 PRIVATE 194.149.116.176/28 6721 The Terminal Bar: In
64538 PRIVATE 195.22.39.0/24 6721 The Terminal Bar: In
64532 PRIVATE 195.22.48.64/27 6721 The Terminal Bar: In
64526 PRIVATE 195.47.13.96/28 6721 The Terminal Bar: In
64542 PRIVATE 195.47.24.112/28 6721 The Terminal Bar: In
64542 PRIVATE 195.47.24.128/27 6721 The Terminal Bar: In
64542 PRIVATE 195.47.25.192/27 6721 The Terminal Bar: In
64519 PRIVATE 195.47.33.160/27 6721 The Terminal Bar: In
64519 PRIVATE 195.47.33.192/28 6721 The Terminal Bar: In
64526 PRIVATE 195.47.39.128/26 6721 The Terminal Bar: In
64513 PRIVATE 195.47.40.128/26 6721 The Terminal Bar: In
64513 PRIVATE 195.47.40.128/25 6721 The Terminal Bar: In
64513 PRIVATE 195.47.40.192/26 6721 The Terminal Bar: In
64538 PRIVATE 195.47.57.0/24 6721 The Terminal Bar: In
64540 PRIVATE 195.47.75.48/28 6721 The Terminal Bar: In
64516 PRIVATE 195.47.88.128/25 6721 The Terminal Bar: In
64526 PRIVATE 195.47.100.0/25 6721 The Terminal Bar: In
65000 PRIVATE 195.47.102.0/25 6721 The Terminal Bar: In
64514 PRIVATE 195.144.99.0/26 6721 The Terminal Bar: In
64514 PRIVATE 195.144.99.64/27 6721 The Terminal Bar: In
64514 PRIVATE 195.144.99.96/28 6721 The Terminal Bar: In
64514 PRIVATE 195.144.99.112/28 6721 The Terminal Bar: In
64514 PRIVATE 195.144.99.128/25 6721 The Terminal Bar: In
65106 PRIVATE 195.219.161.0/27 6453 Teleglobe Inc.
65011 PRIVATE 203.116.243.0/24 4657 Starhub Internet, Si
24410 UNALLOCATED 203.119.28.0/24 4134 CHINANET-BACKBONE
24409 UNALLOCATED 203.119.29.0/24 9808 Guangdong Mobile Com
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
22895 UNALLOCATED 216.174.38.0/24 19094 Adelphia Business So
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 2854 RoSprint AS (Global One Russi
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
7.1.1.0/24 1239 Sprint
42.205.192.0/20 36925 Meditelecom
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
180.190.0.0/16 24003 JUBILANT ORGANOSYS LTD., INDI
192.0.10.0/24 9498 BHARTI BT INTERNET LTD.
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
192.153.136.0/21 721 DLA Systems Automation Center
192.172.0.0/19 721 DLA Systems Automation Center
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 /10:12 /11:34 /12:119
/13:238 /14:426 /15:831 /16:9252 /17:3793 /18:6182
/19:13329 /20:14976 /21:13722 /22:17762 /23:19055 /24:118797
/25:855 /26:637 /27:509 /28:214 /29:173 /30:453
/31:0 /32:81
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
701 3566 4802 UUNET Technologies, Inc.
6478 1074 1130 AT&T Worldnet Services
18566 971 989 Covad Communications
11492 945 959 Cable One
9583 883 1050 Sify Limited
2386 831 1108 AT&T Data Communications Serv
705 827 1335 UUNET Technologies, Inc.
7018 813 1512 AT&T WorldNet Services
6197 795 1016 BellSouth Network Solutions,
23577 765 779 Korea Telecom (ATM-MPLS)
7011 685 786 Citizens Utilities
9498 605 952 BHARTI BT INTERNET LTD.
4766 572 765 Korea Telecom (KIX)
19916 563 568 OLM LLC
7046 545 792 UUNET Technologies, Inc.
4755 511 1102 Videsh Sanchar Nigam Ltd. Aut
4323 497 1255 Time Warner Telecom
15270 473 505 PaeTec.net -a division of Pae
855 464 565 Canadian Research Network
18101 453 522 Reliance Infocom Ltd Internet
Number of /24s announced per /8 block (Global)
----------------------------------------------
4:9 7:1 8:62 9:1 12:1814 13:1
15:16 16:3 17:3 18:5 20:38 24:905
25:1 32:172 38:281 40:57 41:69 44:2
47:7 52:4 55:1 56:3 57:52 58:320
59:383 60:211 61:944 62:1091 63:3329 64:3345
65:3665 66:3229 67:741 68:665 69:1744 70:451
71:98 72:1193 73:1 74:165 75:79 76:3
77:19 80:853 81:780 82:700 83:372 84:513
85:755 86:466 87:479 88:233 89:797 90:3
91:190 97:1 116:1 117:1 118:1 119:1
120:1 121:137 122:158 123:38 124:564 125:815
128:307 129:219 130:136 131:341 132:49 133:11
134:186 135:42 136:181 137:118 138:195 139:104
140:505 141:141 142:394 143:215 144:270 145:43
146:315 147:149 148:377 149:192 150:114 151:116
152:95 153:119 154:6 155:250 156:129 157:176
158:168 159:149 160:98 161:91 162:228 163:163
164:458 165:333 166:246 167:282 168:501 169:120
170:387 171:15 172:1 189:164 190:396 192:5792
193:3730 194:3000 195:2308 196:1002 198:3889 199:3360
200:4632 201:977 202:7248 203:7413 204:4106 205:2204
206:2638 207:3122 208:3157 209:3718 210:2392 211:972
212:1363 213:1466 214:407 215:39 216:4237 217:1154
218:367 219:274 220:868 221:368 222:257
End of report
