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[bgp-stats] Routing Table Report - Oregon IX view
Routing Table Report 00:00 GMT Sat 07 Apr, 2007
Analysis Summary
----------------
BGP routing table entries examined: 227057
Prefixes after maximum aggregation: 118295
Deaggregation factor: 1.92
Unique aggregates announced to Internet: 104652
Total ASes present in the Internet Routing Table: 24951
Prefixes per ASN: 9.10
Origin-only ASes present in the Internet Routing Table: 21629
Origin ASes announcing only one prefix: 10455
Transit ASes present in the Internet Routing Table: 3322
Transit-only ASes present in the Internet Routing Table: 80
Average AS path length visible in the Internet Routing Table: 4.9
Max AS path length visible: 33
Max AS path prepend of ASN (34204) 23
Prefixes from unregistered ASNs in the Routing Table: 81
Unregistered ASNs in the Routing Table: 29
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 12
Number of addresses announced to Internet: 1705117504
Equivalent to 101 /8s, 162 /16s and 7 /24s
Percentage of available address space announced: 46.0
Percentage of allocated address space announced: 62.5
Percentage of available address space allocated: 73.7
Total number of prefixes smaller than registry allocations: 120856
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 50753
Total APNIC prefixes after maximum aggregation: 20149
APNIC Deaggregation factor: 2.52
Prefixes being announced from the APNIC address blocks: 47691
Unique aggregates announced from the APNIC address blocks: 21094
APNIC Region origin ASes present in the Internet Routing Table: 2918
APNIC Region origin ASes announcing only one prefix: 775
APNIC Region transit ASes present in the Internet Routing Table: 449
Average APNIC Region AS path length visible: 5.1
Max APNIC Region AS path length visible: 20
Number of APNIC addresses announced to Internet: 290850900
Equivalent to 17 /8s, 86 /16s and 8 /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: 112514
Total ARIN prefixes after maximum aggregation: 63014
ARIN Deaggregation factor: 1.79
Prefixes being announced from the ARIN address blocks: 83787
Unique aggregates announced from the ARIN address blocks: 30181
ARIN Region origin ASes present in the Internet Routing Table: 11504
ARIN Region origin ASes announcing only one prefix: 4400
ARIN Region transit ASes present in the Internet Routing Table: 1106
Average ARIN Region AS path length visible: 4.6
Max ARIN Region AS path length visible: 22
Number of ARIN addresses announced to Internet: 327837664
Equivalent to 19 /8s, 138 /16s and 103 /24s
Percentage of available ARIN address space announced: 72.4
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: 46539
Total RIPE prefixes after maximum aggregation: 30041
RIPE Deaggregation factor: 1.55
Prefixes being announced from the RIPE address blocks: 43222
Unique aggregates announced from the RIPE address blocks: 26535
RIPE Region origin ASes present in the Internet Routing Table: 9480
RIPE Region origin ASes announcing only one prefix: 4965
RIPE Region transit ASes present in the Internet Routing Table: 1554
Average RIPE Region AS path length visible: 5.2
Max RIPE Region AS path length visible: 33
Number of RIPE addresses announced to Internet: 299510208
Equivalent to 17 /8s, 218 /16s and 41 /24s
Percentage of available RIPE address space announced: 74.4
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, 92/7, 193/8, 194/7,
212/7 and 217/8
LACNIC Region Analysis Summary
------------------------------
Prefixes being announced by LACNIC Region ASes: 14525
Total LACNIC prefixes after maximum aggregation: 4062
LACNIC Deaggregation factor: 3.58
Prefixes being announced from the LACNIC address blocks: 12615
Unique aggregates announced from the LACNIC address blocks: 7104
LACNIC Region origin ASes present in the Internet Routing Table: 780
LACNIC Region origin ASes announcing only one prefix: 255
LACNIC Region transit ASes present in the Internet Routing Table: 137
Average LACNIC Region AS path length visible: 5.5
Max LACNIC Region AS path length visible: 21
Number of LACNIC addresses announced to Internet: 38831616
Equivalent to 2 /8s, 80 /16s and 134 /24s
Percentage of available LACNIC address space announced: 57.9
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: 2645
Total AfriNIC prefixes after maximum aggregation: 1025
AfriNIC Deaggregation factor: 2.58
Prefixes being announced from the AfriNIC address blocks: 1971
Unique aggregates announced from the AfriNIC address blocks: 1167
AfriNIC Region origin ASes present in the Internet Routing Table: 188
AfriNIC Region origin ASes announcing only one prefix: 60
AfriNIC Region transit ASes present in the Internet Routing Table: 36
Average AfriNIC Region AS path length visible: 5.0
Max AfriNIC Region AS path length visible: 17
Number of AfriNIC addresses announced to Internet: 5969152
Equivalent to 0 /8s, 91 /16s and 21 /24s
Percentage of available AfriNIC address space announced: 17.8
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 1286 9438 280 CHINANET-BACKBONE
4755 1179 383 77 Videsh Sanchar Nigam Ltd. Aut
9583 1100 78 379 Sify Limited
9498 966 469 70 BHARTI BT INTERNET LTD.
23577 790 35 713 Korea Telecom (ATM-MPLS)
4766 788 4943 314 Korea Telecom (KIX)
17488 626 41 32 Hathway IP Over Cable Interne
1221 616 1956 462 Telstra Pty Ltd
7545 611 142 78 TPG Internet Pty Ltd
18101 538 116 27 Reliance Infocom Ltd Internet
17676 503 10935 65 Softbank BB Corp.
4668 502 68 10 LG-EDS Systems Inc.
7474 458 216 261 SingTel Optus Pty Ltd
4812 457 791 72 China Telecom (Shanghai)
9443 453 111 73 Primus Telecommunications
9942 428 84 122 COMindico Australia
17557 369 35 175 Pakistan Telecom
4802 361 86 151 Wantree Development
4837 342 4596 157 chinanet IDC center beijing n
17974 342 129 14 PT TELEKOMUNIKASI INDONESIA
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
2119 927 913 645 Telenor Internet Access
702 520 1941 414 UUNET - Commercial IP service
24863 339 46 31 LINKdotNET AS number
3301 309 1455 289 TeliaNet Sweden
3320 305 4994 252 Deutsche Telekom AG
6746 275 95 252 Dynamic Network Technologies,
8220 263 462 253 COLT Telecommunications
680 257 2044 250 DFN-IP service G-WiN
5416 249 15 15 BATELCO-BH
3215 239 2256 92 France Telecom Transpac
1257 236 1180 170 SWIPnet Swedish IP Network
5089 234 1657 53 NTL Group Limited
8708 233 287 226 Romania Data Systems S.A.
3269 216 2583 73 TELECOM ITALIA
3246 211 341 200 Song Networks
8551 208 197 27 Bezeq International
30890 205 17 93 SC Kappa Invexim SRL
20858 199 34 4 EgyNet
3352 196 1795 36 Ibernet, Internet Access Netw
3300 191 171 92 AUCS Communications Services
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
701 4733 6658 728 UUNET Technologies, Inc.
7018 1490 6086 973 AT&T WorldNet Services
4323 1269 1021 353 Time Warner Telecom
705 1151 549 595 UUNET Technologies, Inc.
2386 1089 558 731 AT&T Data Communications Serv
6478 1087 333 152 AT&T Worldnet Services
6197 1031 682 505 BellSouth Network Solutions,
11492 1023 102 12 Cable One
18566 999 288 9 Covad Communications
174 930 6709 848 Cogent Communications
1239 810 2699 563 Sprint
20115 809 722 425 Charter Communications
7046 792 266 652 UUNET Technologies, Inc.
7011 780 225 463 Citizens Utilities
209 722 3717 572 Qwest
19262 722 2566 164 Verizon Global Networks
22773 696 1871 42 Cox Communications, Inc.
721 618 21756 274 DLA Systems Automation Center
577 608 776 204 Bell Advanced Communications
852 604 1079 377 Telus Advanced Communications
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4755 1179 1102 Videsh Sanchar Nigam Ltd. Aut
11492 1023 1011 Cable One
4134 1286 1006 CHINANET-BACKBONE
18566 999 990 Covad Communications
6478 1087 935 AT&T Worldnet Services
4323 1269 916 Time Warner Telecom
9498 966 896 BHARTI BT INTERNET LTD.
8151 1046 848 UniNet S.A. de C.V.
9583 1100 721 Sify Limited
22773 696 654 Cox Communications, Inc.
17488 626 594 Hathway IP Over Cable Interne
5668 582 565 CenturyTel Internet Holdings,
19262 722 558 Verizon Global Networks
705 1151 556 UUNET Technologies, Inc.
7545 611 533 TPG Internet Pty Ltd
6197 1031 526 BellSouth Network Solutions,
7018 1490 517 AT&T WorldNet Services
19916 568 514 OLM LLC
18101 538 511 Reliance Infocom Ltd Internet
855 560 494 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 4.33.9.160/27 293 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
65533 PRIVATE 4.33.10.96/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.10.112/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.10.128/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.10.144/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.10.160/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.10.176/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.10.192/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.10.224/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.10.240/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.11.80/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.11.112/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.11.224/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.11.240/28 293 Energy Sciences Netw
65332 PRIVATE 63.166.106.192/27 1803 SPRINT
65500 PRIVATE 66.225.141.0/24 16796 RealtyIQ.com
64519 PRIVATE 87.198.212.128/25 34245 Magnet Networks AS
65100 PRIVATE 129.6.112.0/24 10886 University of Maryla
65027 PRIVATE 135.196.97.168/29 8190 VIATEL
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
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.
24410 UNALLOCATED 203.119.28.0/24 4134 CHINANET-BACKBONE
64588 PRIVATE 207.107.179.0/24 2491 fONOROLA
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
65019 PRIVATE 216.195.13.0/24 19034 Norcom Networks Corp
65001 PRIVATE 216.240.208.0/20 6325 Illinois Century Net
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
192.70.164.0/24 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 /8:20 /9:9 /10:12 /11:34 /12:125
/13:247 /14:448 /15:859 /16:9369 /17:3867 /18:6391
/19:13549 /20:15332 /21:13869 /22:18311 /23:19841 /24:121176
/25:1020 /26:1104 /27:572 /28:222 /29:169 /30:424
/31:0 /32:87
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
701 3547 4733 UUNET Technologies, Inc.
6478 1078 1087 AT&T Worldnet Services
11492 1009 1023 Cable One
18566 981 999 Covad Communications
9583 940 1100 Sify Limited
2119 830 927 Telenor Internet Access
7018 812 1490 AT&T WorldNet Services
2386 811 1089 AT&T Data Communications Serv
6197 794 1031 BellSouth Network Solutions,
23577 776 790 Korea Telecom (ATM-MPLS)
705 729 1151 UUNET Technologies, Inc.
7011 683 780 Citizens Utilities
9498 629 966 BHARTI BT INTERNET LTD.
4766 593 788 Korea Telecom (KIX)
4755 574 1179 Videsh Sanchar Nigam Ltd. Aut
19916 563 568 OLM LLC
7046 546 792 UUNET Technologies, Inc.
4323 527 1269 Time Warner Telecom
4668 492 502 LG-EDS Systems Inc.
15270 488 520 PaeTec.net -a division of Pae
Number of /24s announced per /8 block (Global)
----------------------------------------------
4:9 7:1 8:65 9:1 12:1810 15:19
16:3 17:3 18:8 20:38 24:953 25:1
32:146 38:294 40:57 41:113 43:6 44:2
47:4 52:4 55:1 56:3 57:52 58:373
59:359 60:229 61:921 62:1041 63:3358 64:3228
65:3655 66:3312 67:792 68:645 69:1793 70:495
71:111 72:1248 73:1 74:351 75:176 76:31
77:156 80:823 81:803 82:789 83:409 84:475
85:822 86:381 87:457 88:251 89:885 90:19
91:261 97:1 116:10 121:168 122:521 123:64
124:759 125:915 128:273 129:224 130:125 131:351
132:51 133:11 134:192 135:38 136:175 137:92
138:193 139:107 140:482 141:142 142:393 143:213
144:281 145:43 146:323 147:149 148:381 149:182
150:114 151:124 152:95 153:121 154:6 155:252
156:152 157:184 158:159 159:154 160:103 161:91
162:235 163:140 164:460 165:402 166:247 167:294
168:502 169:120 170:393 171:15 172:1 189:243
190:548 192:5806 193:3802 194:3110 195:2265 196:977
198:3874 199:3362 200:4644 201:1009 202:7317 203:7448
204:4092 205:2239 206:2633 207:3131 208:3291 209:3732
210:2402 211:977 212:1304 213:1471 214:399 215:39
216:4172 217:1176 218:374 219:306 220:904 221:394
222:269
End of report
