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[bgp-stats] Routing Table Report - Oregon IX view
Routing Table Report 00:00 GMT Fri 13 Apr, 2007
Analysis Summary
----------------
BGP routing table entries examined: 227310
Prefixes after maximum aggregation: 118328
Deaggregation factor: 1.92
Unique aggregates announced to Internet: 104474
Total ASes present in the Internet Routing Table: 24995
Prefixes per ASN: 9.09
Origin-only ASes present in the Internet Routing Table: 21642
Origin ASes announcing only one prefix: 10487
Transit ASes present in the Internet Routing Table: 3353
Transit-only ASes present in the Internet Routing Table: 85
Average AS path length visible in the Internet Routing Table: 4.8
Max AS path length visible: 33
Max AS path prepend of ASN (33993) 25
Prefixes from unregistered ASNs in the Routing Table: 82
Unregistered ASNs in the Routing Table: 32
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 12
Number of addresses announced to Internet: 1689042752
Equivalent to 100 /8s, 172 /16s and 191 /24s
Percentage of available address space announced: 45.6
Percentage of allocated address space announced: 61.9
Percentage of available address space allocated: 73.7
Total number of prefixes smaller than registry allocations: 120991
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 50952
Total APNIC prefixes after maximum aggregation: 20172
APNIC Deaggregation factor: 2.53
Prefixes being announced from the APNIC address blocks: 47881
Unique aggregates announced from the APNIC address blocks: 21095
APNIC Region origin ASes present in the Internet Routing Table: 2926
APNIC Prefixes per ASN: 16.36
APNIC Region origin ASes announcing only one prefix: 779
APNIC Region transit ASes present in the Internet Routing Table: 455
Average APNIC Region AS path length visible: 5.0
Max APNIC Region AS path length visible: 20
Number of APNIC addresses announced to Internet: 291248212
Equivalent to 17 /8s, 92 /16s and 24 /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: 112715
Total ARIN prefixes after maximum aggregation: 63024
ARIN Deaggregation factor: 1.79
Prefixes being announced from the ARIN address blocks: 83982
Unique aggregates announced from the ARIN address blocks: 30202
ARIN Region origin ASes present in the Internet Routing Table: 11524
ARIN Prefixes per ASN: 7.29
ARIN Region origin ASes announcing only one prefix: 4417
ARIN Region transit ASes present in the Internet Routing Table: 1111
Average ARIN Region AS path length visible: 4.6
Max ARIN Region AS path length visible: 27
Number of ARIN addresses announced to Internet: 328472032
Equivalent to 19 /8s, 148 /16s and 21 /24s
Percentage of available ARIN address space announced: 72.5
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: 46331
Total RIPE prefixes after maximum aggregation: 29995
RIPE Deaggregation factor: 1.54
Prefixes being announced from the RIPE address blocks: 42992
Unique aggregates announced from the RIPE address blocks: 26273
RIPE Region origin ASes present in the Internet Routing Table: 9492
RIPE Prefixes per ASN: 4.53
RIPE Region origin ASes announcing only one prefix: 4980
RIPE Region transit ASes present in the Internet Routing Table: 1568
Average RIPE Region AS path length visible: 5.1
Max RIPE Region AS path length visible: 33
Number of RIPE addresses announced to Internet: 299090880
Equivalent to 17 /8s, 211 /16s and 195 /24s
Percentage of available RIPE address space announced: 74.3
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: 14582
Total LACNIC prefixes after maximum aggregation: 4107
LACNIC Deaggregation factor: 3.55
Prefixes being announced from the LACNIC address blocks: 12679
Unique aggregates announced from the LACNIC address blocks: 7155
LACNIC Region origin ASes present in the Internet Routing Table: 777
LACNIC Prefixes per ASN: 16.32
LACNIC Region origin ASes announcing only one prefix: 250
LACNIC Region transit ASes present in the Internet Routing Table: 139
Average LACNIC Region AS path length visible: 5.6
Max LACNIC Region AS path length visible: 21
Number of LACNIC addresses announced to Internet: 38839808
Equivalent to 2 /8s, 80 /16s and 166 /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: 2647
Total AfriNIC prefixes after maximum aggregation: 1024
AfriNIC Deaggregation factor: 2.58
Prefixes being announced from the AfriNIC address blocks: 1983
Unique aggregates announced from the AfriNIC address blocks: 1177
AfriNIC Region origin ASes present in the Internet Routing Table: 190
AfriNIC Prefixes per ASN: 10.44
AfriNIC Region origin ASes announcing only one prefix: 61
AfriNIC Region transit ASes present in the Internet Routing Table: 37
Average AfriNIC Region AS path length visible: 4.8
Max AfriNIC Region AS path length visible: 17
Number of AfriNIC addresses announced to Internet: 5974272
Equivalent to 0 /8s, 91 /16s and 41 /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 1274 9486 269 CHINANET-BACKBONE
4755 1192 383 76 Videsh Sanchar Nigam Ltd. Aut
9583 1102 78 381 Sify Limited
9498 972 469 74 BHARTI BT INTERNET LTD.
23577 784 35 711 Korea Telecom (ATM-MPLS)
4766 783 4943 312 Korea Telecom (KIX)
17488 663 43 34 Hathway IP Over Cable Interne
1221 616 1956 462 Telstra Pty Ltd
7545 611 142 78 TPG Internet Pty Ltd
18101 530 116 26 Reliance Infocom Ltd Internet
4668 504 68 10 LG-EDS Systems Inc.
17676 503 10935 65 Softbank BB Corp.
4812 458 795 74 China Telecom (Shanghai)
7474 458 216 261 SingTel Optus Pty Ltd
9443 458 115 74 Primus Telecommunications
9942 423 84 120 COMindico Australia
2907 372 1765 312 SINET Japan
4802 362 86 152 Wantree Development
9829 360 274 15 BSNL National Internet Backbo
17557 358 36 173 Pakistan Telecom
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
2119 927 913 645 Telenor Internet Access
702 518 1941 412 UUNET - Commercial IP service
24863 340 47 32 LINKdotNET AS number
3301 306 1454 286 TeliaNet Sweden
3320 305 4994 252 Deutsche Telekom AG
6746 275 95 252 Dynamic Network Technologies,
680 258 2044 250 DFN-IP service G-WiN
8220 258 462 249 COLT Telecommunications
3215 239 2256 92 France Telecom Transpac
8708 234 287 227 Romania Data Systems S.A.
1257 233 1180 171 SWIPnet Swedish IP Network
5089 233 1657 52 NTL Group Limited
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 195 1795 36 Ibernet, Internet Access Netw
3300 193 171 93 AUCS Communications Services
9116 188 134 24 Goldenlines main autonomous s
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
701 4776 6659 731 UUNET Technologies, Inc.
7018 1489 6086 971 AT&T WorldNet Services
4323 1273 1022 355 Time Warner Telecom
705 1108 546 570 UUNET Technologies, Inc.
6478 1090 334 148 AT&T Worldnet Services
2386 1089 542 733 AT&T Data Communications Serv
6197 1034 682 501 BellSouth Network Solutions,
11492 1027 102 15 Cable One
18566 999 288 9 Covad Communications
174 941 6711 855 Cogent Communications
1239 814 2679 567 Sprint
20115 812 724 425 Charter Communications
7046 788 263 648 UUNET Technologies, Inc.
7011 781 225 464 Citizens Utilities
209 721 3718 571 Qwest
19262 717 2550 171 Verizon Global Networks
22773 699 1871 40 Cox Communications, Inc.
721 617 21756 274 DLA Systems Automation Center
852 610 1079 376 Telus Advanced Communications
577 605 775 201 Bell Advanced Communications
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4755 1192 1116 Videsh Sanchar Nigam Ltd. Aut
11492 1027 1012 Cable One
4134 1274 1005 CHINANET-BACKBONE
18566 999 990 Covad Communications
6478 1090 942 AT&T Worldnet Services
4323 1273 918 Time Warner Telecom
9498 972 898 BHARTI BT INTERNET LTD.
8151 1053 859 UniNet S.A. de C.V.
9583 1102 721 Sify Limited
22773 699 659 Cox Communications, Inc.
17488 663 629 Hathway IP Over Cable Interne
5668 584 567 CenturyTel Internet Holdings,
19262 717 546 Verizon Global Networks
705 1108 538 UUNET Technologies, Inc.
6197 1034 533 BellSouth Network Solutions,
7545 611 533 TPG Internet Pty Ltd
7018 1489 518 AT&T WorldNet Services
19916 568 514 OLM LLC
18101 530 504 Reliance Infocom Ltd Internet
855 561 495 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 4.33.9.64/26 293 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
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.
65105 PRIVATE 195.219.216.0/21 6453 Teleglobe Inc.
65011 PRIVATE 203.116.243.0/24 4657 Starhub Internet, Si
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 /8:19 /9:9 /10:12 /11:34 /12:125
/13:247 /14:450 /15:861 /16:9371 /17:3869 /18:6407
/19:13554 /20:15428 /21:13905 /22:18306 /23:19827 /24:121291
/25:1019 /26:1099 /27:574 /28:220 /29:168 /30:425
/31:0 /32:90
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
701 3572 4776 UUNET Technologies, Inc.
6478 1081 1090 AT&T Worldnet Services
11492 1013 1027 Cable One
18566 981 999 Covad Communications
9583 942 1102 Sify Limited
2119 830 927 Telenor Internet Access
7018 814 1489 AT&T WorldNet Services
2386 811 1089 AT&T Data Communications Serv
6197 797 1034 BellSouth Network Solutions,
23577 770 784 Korea Telecom (ATM-MPLS)
705 705 1108 UUNET Technologies, Inc.
7011 684 781 Citizens Utilities
9498 634 972 BHARTI BT INTERNET LTD.
4766 589 783 Korea Telecom (KIX)
4755 586 1192 Videsh Sanchar Nigam Ltd. Aut
19916 563 568 OLM LLC
7046 542 788 UUNET Technologies, Inc.
4323 533 1273 Time Warner Telecom
4668 494 504 LG-EDS Systems Inc.
15270 491 524 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 20:37 24:954 25:1
32:174 38:297 40:57 41:116 43:6 44:2
47:4 52:4 55:1 56:3 57:53 58:375
59:366 60:264 61:921 62:1017 63:3361 64:3221
65:3655 66:3370 67:807 68:646 69:1793 70:494
71:111 72:1245 73:1 74:358 75:245 76:35
77:136 80:845 81:805 82:707 83:406 84:439
85:828 86:373 87:455 88:245 89:835 90:19
91:261 97:1 116:11 121:175 122:521 123:89
124:763 125:924 128:271 129:222 130:125 131:357
132:51 133:10 134:193 135:38 136:195 137:88
138:193 139:107 140:467 141:149 142:393 143:214
144:289 145:43 146:323 147:149 148:394 149:146
150:115 151:124 152:95 153:121 154:5 155:252
156:153 157:183 158:161 159:154 160:101 161:92
162:236 163:141 164:459 165:405 166:247 167:278
168:501 169:120 170:392 171:15 172:1 189:253
190:564 192:5806 193:3783 194:3111 195:2267 196:982
198:3873 199:3364 200:4668 201:1013 202:7298 203:7449
204:4097 205:2218 206:2630 207:3130 208:3289 209:3724
210:2405 211:977 212:1333 213:1489 214:409 215:39
216:4175 217:1165 218:373 219:309 220:915 221:395
222:269
End of report
