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[bgp-stats] Routing Table Report - Oregon IX view
Routing Table Report 00:00 GMT Mon 09 Apr, 2007
Analysis Summary
----------------
BGP routing table entries examined: 227185
Prefixes after maximum aggregation: 118352
Deaggregation factor: 1.92
Unique aggregates announced to Internet: 104584
Total ASes present in the Internet Routing Table: 24956
Prefixes per ASN: 9.10
Origin-only ASes present in the Internet Routing Table: 21629
Origin ASes announcing only one prefix: 10471
Transit ASes present in the Internet Routing Table: 3327
Transit-only ASes present in the Internet Routing Table: 77
Average AS path length visible in the Internet Routing Table: 4.7
Max AS path length visible: 32
Max AS path prepend of ASN (34204) 23
Prefixes from unregistered ASNs in the Routing Table: 80
Unregistered ASNs in the Routing Table: 28
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 12
Number of addresses announced to Internet: 1705221440
Equivalent to 101 /8s, 163 /16s and 157 /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: 120859
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 50832
Total APNIC prefixes after maximum aggregation: 20152
APNIC Deaggregation factor: 2.52
Prefixes being announced from the APNIC address blocks: 47770
Unique aggregates announced from the APNIC address blocks: 21071
APNIC Region origin ASes present in the Internet Routing Table: 2918
APNIC Region origin ASes announcing only one prefix: 776
APNIC Region transit ASes present in the Internet Routing Table: 449
Average APNIC Region AS path length visible: 4.9
Max APNIC Region AS path length visible: 20
Number of APNIC addresses announced to Internet: 290901076
Equivalent to 17 /8s, 86 /16s and 204 /24s
Percentage of available APNIC address space announced: 72.1
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: 112685
Total ARIN prefixes after maximum aggregation: 63016
ARIN Deaggregation factor: 1.79
Prefixes being announced from the ARIN address blocks: 83929
Unique aggregates announced from the ARIN address blocks: 30201
ARIN Region origin ASes present in the Internet Routing Table: 11506
ARIN Region origin ASes announcing only one prefix: 4407
ARIN Region transit ASes present in the Internet Routing Table: 1109
Average ARIN Region AS path length visible: 4.3
Max ARIN Region AS path length visible: 22
Number of ARIN addresses announced to Internet: 327884256
Equivalent to 19 /8s, 139 /16s and 29 /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: 46389
Total RIPE prefixes after maximum aggregation: 30063
RIPE Deaggregation factor: 1.54
Prefixes being announced from the RIPE address blocks: 43078
Unique aggregates announced from the RIPE address blocks: 26474
RIPE Region origin ASes present in the Internet Routing Table: 9488
RIPE Region origin ASes announcing only one prefix: 4974
RIPE Region transit ASes present in the Internet Routing Table: 1559
Average RIPE Region AS path length visible: 5.1
Max RIPE Region AS path length visible: 32
Number of RIPE addresses announced to Internet: 299526336
Equivalent to 17 /8s, 218 /16s and 104 /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: 14555
Total LACNIC prefixes after maximum aggregation: 4094
LACNIC Deaggregation factor: 3.56
Prefixes being announced from the LACNIC address blocks: 12645
Unique aggregates announced from the LACNIC address blocks: 7097
LACNIC Region origin ASes present in the Internet Routing Table: 779
LACNIC Region origin ASes announcing only one prefix: 254
LACNIC Region transit ASes present in the Internet Routing Table: 136
Average LACNIC Region AS path length visible: 5.5
Max LACNIC Region AS path length visible: 21
Number of LACNIC addresses announced to Internet: 38824960
Equivalent to 2 /8s, 80 /16s and 108 /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: 2644
Total AfriNIC prefixes after maximum aggregation: 1023
AfriNIC Deaggregation factor: 2.58
Prefixes being announced from the AfriNIC address blocks: 1963
Unique aggregates announced from the AfriNIC address blocks: 1170
AfriNIC Region origin ASes present in the Internet Routing Table: 187
AfriNIC Region origin ASes announcing only one prefix: 60
AfriNIC Region transit ASes present in the Internet Routing Table: 35
Average AfriNIC Region AS path length visible: 4.6
Max AfriNIC Region AS path length visible: 17
Number of AfriNIC addresses announced to Internet: 5966080
Equivalent to 0 /8s, 91 /16s and 9 /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 9424 282 CHINANET-BACKBONE
4755 1179 383 76 Videsh Sanchar Nigam Ltd. Aut
9583 1101 78 378 Sify Limited
9498 968 469 70 BHARTI BT INTERNET LTD.
23577 789 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.
4812 458 791 72 China Telecom (Shanghai)
7474 458 216 261 SingTel Optus Pty Ltd
9443 452 111 73 Primus Telecommunications
9942 427 84 121 COMindico Australia
17557 370 35 175 Pakistan Telecom
4802 361 86 151 Wantree Development
9829 360 274 15 BSNL National Internet Backbo
4837 342 4596 157 chinanet IDC center beijing n
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
2119 927 913 645 Telenor Internet Access
702 519 1941 412 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 273 95 251 Dynamic Network Technologies,
8220 263 462 253 COLT Telecommunications
680 257 2044 250 DFN-IP service G-WiN
3215 239 2256 92 France Telecom Transpac
1257 236 1180 170 SWIPnet Swedish IP Network
5089 234 1657 52 NTL Group Limited
8708 233 287 226 Romania Data Systems S.A.
3269 216 2583 73 TELECOM ITALIA
3246 212 357 201 Song Networks
8551 208 197 27 Bezeq International
30890 205 17 93 SC Kappa Invexim SRL
20858 199 34 4 EgyNet
3352 194 1795 36 Ibernet, Internet Access Netw
3300 191 171 92 AUCS Communications Services
9116 189 134 24 Goldenlines main autonomous s
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
701 4748 6658 731 UUNET Technologies, Inc.
7018 1492 10182 974 AT&T WorldNet Services
4323 1270 1021 353 Time Warner Telecom
705 1152 550 596 UUNET Technologies, Inc.
2386 1091 558 732 AT&T Data Communications Serv
6478 1087 333 152 AT&T Worldnet Services
6197 1034 682 501 BellSouth Network Solutions,
11492 1024 102 13 Cable One
18566 999 288 9 Covad Communications
174 930 6709 848 Cogent Communications
1239 811 2699 563 Sprint
20115 809 722 425 Charter Communications
7046 792 266 652 UUNET Technologies, Inc.
7011 780 225 463 Citizens Utilities
19262 722 2566 164 Verizon Global Networks
209 720 3716 570 Qwest
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 1103 Videsh Sanchar Nigam Ltd. Aut
11492 1024 1011 Cable One
4134 1286 1004 CHINANET-BACKBONE
18566 999 990 Covad Communications
6478 1087 935 AT&T Worldnet Services
4323 1270 917 Time Warner Telecom
9498 968 898 BHARTI BT INTERNET LTD.
8151 1046 849 UniNet S.A. de C.V.
9583 1101 723 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 1152 556 UUNET Technologies, Inc.
6197 1034 533 BellSouth Network Solutions,
7545 611 533 TPG Internet Pty Ltd
7018 1492 518 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
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 /16:9371 /17:3868 /18:6393
/19:13558 /20:15405 /21:13881 /22:18324 /23:19851 /24:121179
/25:1021 /26:1104 /27:572 /28:222 /29:169 /30:424
/31:0 /32:89
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
701 3563 4748 UUNET Technologies, Inc.
6478 1078 1087 AT&T Worldnet Services
11492 1010 1024 Cable One
18566 981 999 Covad Communications
9583 941 1101 Sify Limited
2119 830 927 Telenor Internet Access
2386 813 1091 AT&T Data Communications Serv
7018 813 1492 AT&T WorldNet Services
6197 797 1034 BellSouth Network Solutions,
23577 775 789 Korea Telecom (ATM-MPLS)
705 729 1152 UUNET Technologies, Inc.
7011 683 780 Citizens Utilities
9498 631 968 BHARTI BT INTERNET LTD.
4766 593 788 Korea Telecom (KIX)
4755 573 1179 Videsh Sanchar Nigam Ltd. Aut
19916 563 568 OLM LLC
7046 546 792 UUNET Technologies, Inc.
4323 528 1270 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 12:1815 15:19
16:3 17:3 18:8 20:38 24:953 25:1
32:146 38:294 40:57 41:114 43:6 44:2
47:3 52:4 55:1 56:3 57:52 58:363
59:360 60:229 61:921 62:1039 63:3368 64:3232
65:3659 66:3343 67:790 68:645 69:1799 70:495
71:110 72:1248 73:1 74:353 75:244 76:31
77:130 80:837 81:800 82:754 83:408 84:439
85:826 86:376 87:457 88:251 89:837 90:19
91:259 97:1 116:10 121:170 122:521 123:64
124:759 125:915 128:272 129:224 130:125 131:348
132:51 133:11 134:192 135:38 136:175 137:92
138:193 139:107 140:482 141:149 142:393 143:213
144:282 145:43 146:323 147:149 148:384 149:182
150:115 151:124 152:95 153:121 154:6 155:252
156:152 157:184 158:161 159:154 160:103 161:93
162:235 163:141 164:461 165:402 166:247 167:295
168:503 169:120 170:394 171:15 172:1 189:243
190:548 192:5810 193:3799 194:3110 195:2268 196:970
198:3870 199:3356 200:4659 201:1009 202:7326 203:7448
204:4093 205:2238 206:2631 207:3133 208:3291 209:3733
210:2397 211:979 212:1302 213:1470 214:404 215:39
216:4171 217:1168 218:374 219:308 220:904 221:396
222:269
End of report
