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[bgp-stats] Routing Table Report - Oregon IX view
Routing Table Report 00:00 GMT Sat 17 Feb, 2007
Analysis Summary
----------------
BGP routing table entries examined: 221783
Prefixes after maximum aggregation: 116095
Deaggregation factor: 1.91
Unique aggregates announced to Internet: 103559
Total ASes present in the Internet Routing Table: 24467
Origin-only ASes present in the Internet Routing Table: 21176
Origin ASes announcing only one prefix: 10256
Transit ASes present in the Internet Routing Table: 3291
Transit-only ASes present in the Internet Routing Table: 78
Average AS path length visible in the Internet Routing Table: 4.3
Max AS path length visible: 31
Max AS path prepend of ASN (29187) 19
Prefixes from unregistered ASNs in the Routing Table: 66
Unregistered ASNs in the Routing Table: 25
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 11
Number of addresses announced to Internet: 1688061252
Equivalent to 100 /8s, 157 /16s and 197 /24s
Percentage of available address space announced: 45.5
Percentage of allocated address space announced: 62.6
Percentage of available address space allocated: 72.8
Total number of prefixes smaller than registry allocations: 116808
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 48738
Total APNIC prefixes after maximum aggregation: 19471
APNIC Deaggregation factor: 2.50
Prefixes being announced from the APNIC address blocks: 45942
Unique aggregates announced from the APNIC address blocks: 20421
APNIC Region origin ASes present in the Internet Routing Table: 2873
APNIC Region origin ASes announcing only one prefix: 783
APNIC Region transit ASes present in the Internet Routing Table: 428
Average APNIC Region AS path length visible: 4.5
Max APNIC Region AS path length visible: 17
Number of APNIC addresses announced to Internet: 290747040
Equivalent to 17 /8s, 84 /16s and 114 /24s
Percentage of available APNIC address space announced: 72.0
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: 111246
Total ARIN prefixes after maximum aggregation: 62529
ARIN Deaggregation factor: 1.78
Prefixes being announced from the ARIN address blocks: 82374
Unique aggregates announced from the ARIN address blocks: 29486
ARIN Region origin ASes present in the Internet Routing Table: 11356
ARIN Region origin ASes announcing only one prefix: 4342
ARIN Region transit ASes present in the Internet Routing Table: 1108
Average ARIN Region AS path length visible: 3.8
Max ARIN Region AS path length visible: 18
Number of ARIN addresses announced to Internet: 320891104
Equivalent to 19 /8s, 32 /16s and 104 /24s
Percentage of available ARIN address space announced: 70.8
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, 96/6, 199/8, 204/6,
208/7 and 216/8
RIPE Region Analysis Summary
----------------------------
Prefixes being announced by RIPE Region ASes: 45069
Total RIPE prefixes after maximum aggregation: 29037
RIPE Deaggregation factor: 1.55
Prefixes being announced from the RIPE address blocks: 41966
Unique aggregates announced from the RIPE address blocks: 27020
RIPE Region origin ASes present in the Internet Routing Table: 9213
RIPE Region origin ASes announcing only one prefix: 4822
RIPE Region transit ASes present in the Internet Routing Table: 1538
Average RIPE Region AS path length visible: 4.7
Max RIPE Region AS path length visible: 31
Number of RIPE addresses announced to Internet: 291057280
Equivalent to 17 /8s, 89 /16s and 46 /24s
Percentage of available RIPE address space announced: 78.9
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: 14012
Total LACNIC prefixes after maximum aggregation: 4053
LACNIC Deaggregation factor: 3.46
Prefixes being announced from the LACNIC address blocks: 12083
Unique aggregates announced from the LACNIC address blocks: 6962
LACNIC Region origin ASes present in the Internet Routing Table: 764
LACNIC Region origin ASes announcing only one prefix: 250
LACNIC Region transit ASes present in the Internet Routing Table: 134
Average LACNIC Region AS path length visible: 5.0
Max LACNIC Region AS path length visible: 20
Number of LACNIC addresses announced to Internet: 37703168
Equivalent to 2 /8s, 63 /16s and 78 /24s
Percentage of available LACNIC address space announced: 56.2
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: 2654
Total AfriNIC prefixes after maximum aggregation: 1003
AfriNIC Deaggregation factor: 2.65
Prefixes being announced from the AfriNIC address blocks: 1945
Unique aggregates announced from the AfriNIC address blocks: 1173
AfriNIC Region origin ASes present in the Internet Routing Table: 182
AfriNIC Region origin ASes announcing only one prefix: 58
AfriNIC Region transit ASes present in the Internet Routing Table: 37
Average AfriNIC Region AS path length visible: 4.5
Max AfriNIC Region AS path length visible: 24
Number of AfriNIC addresses announced to Internet: 5412864
Equivalent to 0 /8s, 82 /16s and 152 /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 1274 8702 278 CHINANET-BACKBONE
4755 1115 383 76 Videsh Sanchar Nigam Ltd. Aut
9583 1063 77 369 Sify Limited
9498 953 467 66 BHARTI BT INTERNET LTD.
23577 780 35 708 Korea Telecom (ATM-MPLS)
4766 766 4944 310 Korea Telecom (KIX)
1221 619 1686 451 Telstra Pty Ltd
17488 598 39 24 Hathway IP Over Cable Interne
7545 586 142 76 TPG Internet Pty Ltd
18101 519 103 22 Reliance Infocom Ltd Internet
17676 502 10935 65 Softbank BB Corp.
4812 499 763 72 China Telecom (Shanghai)
7474 454 215 258 SingTel Optus Pty Ltd
9443 443 111 75 Primus Telecommunications
9942 433 85 128 COMindico Australia
17849 370 35 94 Telecommunications Technology
4802 361 86 148 Wantree Development
17557 353 34 169 Pakistan Telecom
2907 338 1749 309 SINET Japan
17974 338 129 14 PT TELEKOMUNIKASI INDONESIA
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
702 545 1879 423 UUNET - Commercial IP service
2119 395 811 332 Telenor Internet Access
24863 324 44 24 LINKdotNET AS number
3301 315 1199 290 TeliaNet Sweden
3320 298 4993 249 Deutsche Telekom AG
8220 271 471 261 COLT Telecommunications
6746 266 94 245 Dynamic Network Technologies,
1257 262 1116 174 SWIPnet Swedish IP Network
680 257 2044 251 DFN-IP service G-WiN
5089 242 1657 52 NTL Group Limited
8708 240 284 227 Romania Data Systems S.A.
3215 238 2224 92 France Telecom Transpac
5416 216 14 11 BATELCO-BH
3269 213 2423 71 TELECOM ITALIA
3246 207 355 196 Song Networks
30890 206 17 96 SC Kappa Invexim SRL
8551 205 197 25 Bezeq International
3352 200 1783 33 Ibernet, Internet Access Netw
20858 197 34 3 EgyNet
3300 186 171 91 AUCS Communications Services
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
701 4785 6694 742 UUNET Technologies, Inc.
7018 1495 6101 982 AT&T WorldNet Services
705 1333 558 602 UUNET Technologies, Inc.
4323 1307 885 507 Time Warner Telecom
6478 1137 458 200 AT&T Worldnet Services
2386 1109 570 733 AT&T Data Communications Serv
6197 1016 651 498 BellSouth Network Solutions,
18566 990 288 9 Covad Communications
11492 959 100 18 Cable One
174 938 6792 865 Cogent Communications
1239 813 2714 571 Sprint
20115 804 707 421 Charter Communications
7046 792 266 654 UUNET Technologies, Inc.
7011 786 227 475 Citizens Utilities
19262 755 2591 178 Verizon Global Networks
22773 727 1872 41 Cox Communications, Inc.
209 711 3743 568 Qwest
721 639 21771 273 DLA Systems Automation Center
852 619 1090 392 Telus Advanced Communications
577 588 760 208 Bell Advanced Communications
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4755 1115 1039 Videsh Sanchar Nigam Ltd. Aut
4134 1274 996 CHINANET-BACKBONE
18566 990 981 Covad Communications
11492 959 941 Cable One
6478 1137 937 AT&T Worldnet Services
9498 953 887 BHARTI BT INTERNET LTD.
8151 1020 808 UniNet S.A. de C.V.
4323 1307 800 Time Warner Telecom
705 1333 731 UUNET Technologies, Inc.
9583 1063 694 Sify Limited
22773 727 686 Cox Communications, Inc.
19262 755 577 Verizon Global Networks
17488 598 574 Hathway IP Over Cable Interne
5668 575 559 CenturyTel Internet Holdings,
6197 1016 518 BellSouth Network Solutions,
19916 568 514 OLM LLC
7018 1495 513 AT&T WorldNet Services
7545 586 510 TPG Internet Pty Ltd
18101 519 497 Reliance Infocom Ltd Internet
855 566 496 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
65070 PRIVATE 86.35.8.0/24 9050 RTD-ROMTELECOM Auton
65515 PRIVATE 87.251.34.0/24 12859 Business Internet Tr
65515 PRIVATE 87.251.36.0/24 12859 Business Internet Tr
65001 PRIVATE 89.37.29.0/24 9050 RTD-ROMTELECOM Auton
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
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
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
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
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
192.153.136.0/21 721 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 /8:20 /9:9 /10:12 /11:34 /12:119
/13:238 /14:428 /15:831 /16:9258 /17:3790 /18:6209
/19:13349 /20:15094 /21:13723 /22:17780 /23:19095 /24:118845
/25:858 /26:642 /27:508 /28:216 /29:178 /30:467
/31:0 /32:80
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
701 3549 4785 UUNET Technologies, Inc.
6478 1078 1137 AT&T Worldnet Services
18566 972 990 Covad Communications
11492 945 959 Cable One
9583 899 1063 Sify Limited
2386 832 1109 AT&T Data Communications Serv
705 828 1333 UUNET Technologies, Inc.
7018 804 1495 AT&T WorldNet Services
6197 795 1016 BellSouth Network Solutions,
23577 766 780 Korea Telecom (ATM-MPLS)
7011 685 786 Citizens Utilities
9498 607 953 BHARTI BT INTERNET LTD.
4766 573 766 Korea Telecom (KIX)
19916 563 568 OLM LLC
7046 545 792 UUNET Technologies, Inc.
4323 537 1307 Time Warner Telecom
4755 523 1115 Videsh Sanchar Nigam Ltd. Aut
15270 475 507 PaeTec.net -a division of Pae
855 465 566 Canadian Research Network
18101 452 519 Reliance Infocom Ltd Internet
Number of /24s announced per /8 block (Global)
----------------------------------------------
4:9 7:1 8:62 9:1 12:1813 13:1
15:16 16:3 17:3 18:5 20:38 24:904
25:1 32:172 38:281 40:57 41:88 44:2
47:7 52:4 55:1 56:3 57:52 58:317
59:388 60:211 61:957 62:1091 63:3325 64:3321
65:3670 66:3229 67:740 68:659 69:1741 70:451
71:98 72:1213 73:1 74:166 75:79 76:3
77:23 80:850 81:780 82:699 83:378 84:515
85:750 86:474 87:484 88:238 89:803 90:3
91:192 97:1 116:1 117:1 118:1 119:1
120:1 121:139 122:210 123:38 124:570 125:834
128:307 129:219 130:130 131:342 132:49 133:11
134:186 135:42 136:181 137:117 138:195 139:103
140:499 141:141 142:390 143:215 144:270 145:43
146:315 147:149 148:375 149:192 150:114 151:116
152:96 153:119 154:6 155:249 156:129 157:174
158:168 159:149 160:96 161:90 162:228 163:163
164:452 165:332 166:246 167:282 168:505 169:120
170:389 171:15 172:1 189:165 190:415 192:5768
193:3740 194:3009 195:2316 196:1004 198:3895 199:3362
200:4614 201:979 202:7247 203:7402 204:4105 205:2179
206:2629 207:3098 208:3138 209:3723 210:2397 211:974
212:1358 213:1464 214:382 215:39 216:4246 217:1175
218:367 219:273 220:872 221:373 222:257
End of report
