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[bgp-stats] Routing Table Report - Oregon IX view
Routing Table Report 00:00 GMT Sun 04 Feb, 2007
Analysis Summary
----------------
BGP routing table entries examined: 219435
Prefixes after maximum aggregation: 114902
Deaggregation factor: 1.91
Unique aggregates announced to Internet: 101922
Total ASes present in the Internet Routing Table: 24344
Origin-only ASes present in the Internet Routing Table: 21124
Origin ASes announcing only one prefix: 10206
Transit ASes present in the Internet Routing Table: 3220
Transit-only ASes present in the Internet Routing Table: 78
Average AS path length visible in the Internet Routing Table: 4.2
Max AS path length visible: 39
Max AS path prepend of ASN (14282) 36
Prefixes from unregistered ASNs in the Routing Table: 67
Unregistered ASNs in the Routing Table: 28
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 13
Number of addresses announced to Internet: 1674759680
Equivalent to 99 /8s, 210 /16s and 206 /24s
Percentage of available address space announced: 45.2
Percentage of allocated address space announced: 62.1
Percentage of available address space allocated: 72.8
Total number of prefixes smaller than registry allocations: 114786
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 47712
Total APNIC prefixes after maximum aggregation: 18909
APNIC Deaggregation factor: 2.52
Prefixes being announced from the APNIC address blocks: 44930
Unique aggregates announced from the APNIC address blocks: 19380
APNIC Region origin ASes present in the Internet Routing Table: 2845
APNIC Region origin ASes announcing only one prefix: 787
APNIC Region transit ASes present in the Internet Routing Table: 439
Average APNIC Region AS path length visible: 4.3
Max APNIC Region AS path length visible: 21
Number of APNIC addresses announced to Internet: 283166776
Equivalent to 16 /8s, 224 /16s and 200 /24s
Percentage of available APNIC address space announced: 70.1
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: 110484
Total ARIN prefixes after maximum aggregation: 62259
ARIN Deaggregation factor: 1.77
Prefixes being announced from the ARIN address blocks: 82443
Unique aggregates announced from the ARIN address blocks: 29236
ARIN Region origin ASes present in the Internet Routing Table: 11322
ARIN Region origin ASes announcing only one prefix: 4317
ARIN Region transit ASes present in the Internet Routing Table: 1078
Average ARIN Region AS path length visible: 3.8
Max ARIN Region AS path length visible: 21
Number of ARIN addresses announced to Internet: 318358752
Equivalent to 18 /8s, 249 /16s and 196 /24s
Percentage of available ARIN address space announced: 70.3
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: 44587
Total RIPE prefixes after maximum aggregation: 28732
RIPE Deaggregation factor: 1.55
Prefixes being announced from the RIPE address blocks: 41477
Unique aggregates announced from the RIPE address blocks: 26783
RIPE Region origin ASes present in the Internet Routing Table: 9156
RIPE Region origin ASes announcing only one prefix: 4795
RIPE Region transit ASes present in the Internet Routing Table: 1493
Average RIPE Region AS path length visible: 4.7
Max RIPE Region AS path length visible: 31
Number of RIPE addresses announced to Internet: 287927200
Equivalent to 17 /8s, 41 /16s and 107 /24s
Percentage of available RIPE address space announced: 78.0
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: 13960
Total LACNIC prefixes after maximum aggregation: 4009
LACNIC Deaggregation factor: 3.48
Prefixes being announced from the LACNIC address blocks: 11984
Unique aggregates announced from the LACNIC address blocks: 6946
LACNIC Region origin ASes present in the Internet Routing Table: 765
LACNIC Region origin ASes announcing only one prefix: 252
LACNIC Region transit ASes present in the Internet Routing Table: 140
Average LACNIC Region AS path length visible: 5.0
Max LACNIC Region AS path length visible: 39
Number of LACNIC addresses announced to Internet: 37051648
Equivalent to 2 /8s, 53 /16s and 93 /24s
Percentage of available LACNIC address space announced: 55.2
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: 2627
Total AfriNIC prefixes after maximum aggregation: 991
AfriNIC Deaggregation factor: 2.65
Prefixes being announced from the AfriNIC address blocks: 1899
Unique aggregates announced from the AfriNIC address blocks: 1148
AfriNIC Region origin ASes present in the Internet Routing Table: 177
AfriNIC Region origin ASes announcing only one prefix: 54
AfriNIC Region transit ASes present in the Internet Routing Table: 32
Average AfriNIC Region AS path length visible: 4.1
Max AfriNIC Region AS path length visible: 24
Number of AfriNIC addresses announced to Internet: 5385984
Equivalent to 0 /8s, 82 /16s and 47 /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 1275 8636 273 CHINANET-BACKBONE
4755 1092 383 73 Videsh Sanchar Nigam Ltd. Aut
9583 1042 109 16 Sify Limited
9498 943 467 65 BHARTI BT INTERNET LTD.
4766 763 4944 313 Korea Telecom (KIX)
23577 761 34 692 Korea Telecom (ATM-MPLS)
1221 609 1698 452 Telstra Pty Ltd
17488 592 37 21 Hathway IP Over Cable Interne
7545 563 126 75 TPG Internet Pty Ltd
18101 515 103 23 Reliance Infocom Ltd Internet
17676 504 10935 66 Softbank BB Corp.
7474 447 215 256 SingTel Optus Pty Ltd
9443 442 111 74 Primus Telecommunications
4812 440 763 70 China Telecom (Shanghai)
9942 432 85 126 COMindico Australia
4802 362 86 149 Wantree Development
17849 354 34 94 Telecommunications Technology
17557 346 34 167 Pakistan Telecom
2907 340 1749 311 SINET Japan
4837 336 4151 148 chinanet IDC center beijing n
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
702 546 1897 424 UUNET - Commercial IP service
3301 306 1199 288 TeliaNet Sweden
24863 306 44 24 LINKdotNET AS number
2119 302 762 263 Telenor Internet Access
3320 298 4993 249 Deutsche Telekom AG
8220 269 468 260 COLT Telecommunications
6746 267 95 246 Dynamic Network Technologies,
1257 260 1100 173 SWIPnet Swedish IP Network
680 257 2044 251 DFN-IP service G-WiN
5089 240 1657 52 NTL Group Limited
3215 236 2192 93 France Telecom Transpac
8708 235 283 221 Romania Data Systems S.A.
30890 215 19 92 SC Kappa Invexim SRL
3269 213 2391 71 TELECOM ITALIA
3246 208 355 198 Song Networks
5416 206 13 9 BATELCO-BH
8551 205 197 25 Bezeq International
20858 197 34 3 This AS will be used to conne
3352 192 1767 31 Ibernet, Internet Access Netw
3300 187 171 93 AUCS Communications Services
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
701 4809 6694 744 UUNET Technologies, Inc.
7018 1539 6104 991 AT&T WorldNet Services
705 1380 557 599 UUNET Technologies, Inc.
2386 1107 569 731 AT&T Data Communications Serv
4323 1055 819 298 Time Warner Telecom
6197 1023 650 503 BellSouth Network Solutions,
18566 988 288 9 Covad Communications
174 936 6789 865 Cogent Communications
11492 919 100 14 Cable One
1239 827 2739 580 Sprint
19262 809 2592 180 Verizon Global Networks
20115 797 695 414 Charter Communications
7046 774 266 647 UUNET Technologies, Inc.
7011 761 224 466 Citizens Utilities
22773 724 1872 41 Cox Communications, Inc.
209 721 3742 568 Qwest
721 684 21836 280 DLA Systems Automation Center
852 618 1091 392 Telus Advanced Communications
577 584 760 206 Bell Advanced Communications
5668 580 161 17 CenturyTel Internet Holdings,
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
9583 1042 1026 Sify Limited
4755 1092 1019 Videsh Sanchar Nigam Ltd. Aut
4134 1275 1002 CHINANET-BACKBONE
18566 988 979 Covad Communications
11492 919 905 Cable One
9498 943 878 BHARTI BT INTERNET LTD.
705 1380 781 UUNET Technologies, Inc.
8151 980 777 UniNet S.A. de C.V.
4323 1055 757 Time Warner Telecom
22773 724 683 Cox Communications, Inc.
19262 809 629 Verizon Global Networks
17488 592 571 Hathway IP Over Cable Interne
5668 580 563 CenturyTel Internet Holdings,
7018 1539 548 AT&T WorldNet Services
6197 1023 520 BellSouth Network Solutions,
19916 568 514 OLM LLC
11830 504 495 Instituto Costarricense de El
18101 515 492 Reliance Infocom Ltd Internet
7545 563 488 TPG Internet Pty Ltd
855 561 488 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 4.33.8.144/28 293 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
64515 PRIVATE 195.47.26.0/24 6721 The Terminal Bar: In
64515 PRIVATE 195.47.27.0/24 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
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
65019 PRIVATE 216.195.13.0/24 19034 Norcom Networks Corp
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
1.1.1.0/24 4761 INDOSATNET-ASN
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 /9:10 /10:13 /11:34 /12:118
/13:238 /14:420 /15:821 /16:9261 /17:3769 /18:6147
/19:13267 /20:14909 /21:13389 /22:17313 /23:18674 /24:118181
/25:833 /26:616 /27:495 /28:218 /29:151 /30:459
/31:0 /32:80
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
701 3567 4809 UUNET Technologies, Inc.
18566 970 988 Covad Communications
11492 905 919 Cable One
9583 871 1042 Sify Limited
705 849 1380 UUNET Technologies, Inc.
7018 844 1539 AT&T WorldNet Services
2386 831 1107 AT&T Data Communications Serv
6197 793 1023 BellSouth Network Solutions,
23577 747 761 Korea Telecom (ATM-MPLS)
7011 662 761 Citizens Utilities
9498 599 943 BHARTI BT INTERNET LTD.
4766 571 763 Korea Telecom (KIX)
19916 563 568 OLM LLC
7046 545 774 UUNET Technologies, Inc.
4755 503 1092 Videsh Sanchar Nigam Ltd. Aut
15270 473 505 PaeTec.net -a division of Pae
855 460 561 Canadian Research Network
5668 447 580 CenturyTel Internet Holdings,
18101 446 515 Reliance Infocom Ltd Internet
17488 415 592 Hathway IP Over Cable Interne
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:1 4:9 6:1 7:1 8:64 9:1
12:1672 13:1 15:16 16:3 17:3 18:5
20:38 24:889 25:1 32:172 38:277 40:56
41:67 44:2 47:7 52:4 55:1 56:3
57:41 58:308 59:376 60:203 61:937 62:1093
63:3327 64:3348 65:3672 66:3241 67:732 68:654
69:1728 70:444 71:129 72:1182 73:1 74:163
75:67 76:24 77:7 80:843 81:794 82:689
83:360 84:517 85:754 86:466 87:475 88:216
89:794 90:1 91:199 97:1 116:1 117:1
118:1 119:1 120:1 121:130 122:76 123:32
124:533 125:793 128:312 129:219 130:126 131:343
132:47 133:11 134:184 135:44 136:180 137:118
138:180 139:104 140:522 141:142 142:393 143:209
144:269 145:67 146:314 147:143 148:367 149:192
150:115 151:116 152:91 153:119 154:6 155:250
156:129 157:176 158:168 159:148 160:96 161:88
162:228 163:159 164:459 165:333 166:247 167:282
168:497 169:120 170:383 171:15 172:1 189:156
190:362 192:5797 193:3692 194:2983 195:2326 196:995
198:3921 199:3352 200:4614 201:965 202:7196 203:7346
204:4119 205:2231 206:2648 207:3125 208:3149 209:3742
210:2387 211:935 212:1379 213:1490 214:393 215:39
216:4197 217:1182 218:365 219:264 220:856 221:371
222:243
End of report
