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[bgp-stats] Routing Table Report - Oregon IX view
Routing Table Report 00:00 GMT Sat 10 Feb, 2007
Analysis Summary
----------------
BGP routing table entries examined: 220117
Prefixes after maximum aggregation: 115103
Deaggregation factor: 1.91
Unique aggregates announced to Internet: 102559
Total ASes present in the Internet Routing Table: 24346
Origin-only ASes present in the Internet Routing Table: 21155
Origin ASes announcing only one prefix: 10203
Transit ASes present in the Internet Routing Table: 3191
Transit-only ASes present in the Internet Routing Table: 76
Average AS path length visible in the Internet Routing Table: 4.5
Max AS path length visible: 33
Max AS path prepend of ASN (20858) 18
Prefixes from unregistered ASNs in the Routing Table: 74
Unregistered ASNs in the Routing Table: 26
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 13
Number of addresses announced to Internet: 1677623560
Equivalent to 99 /8s, 254 /16s and 129 /24s
Percentage of available address space announced: 45.3
Percentage of allocated address space announced: 62.2
Percentage of available address space allocated: 72.8
Total number of prefixes smaller than registry allocations: 115331
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 48264
Total APNIC prefixes after maximum aggregation: 18948
APNIC Deaggregation factor: 2.55
Prefixes being announced from the APNIC address blocks: 45470
Unique aggregates announced from the APNIC address blocks: 19597
APNIC Region origin ASes present in the Internet Routing Table: 2852
APNIC Region origin ASes announcing only one prefix: 783
APNIC Region transit ASes present in the Internet Routing Table: 426
Average APNIC Region AS path length visible: 5.1
Max APNIC Region AS path length visible: 18
Number of APNIC addresses announced to Internet: 283499072
Equivalent to 16 /8s, 229 /16s and 218 /24s
Percentage of available APNIC address space announced: 70.2
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: 110519
Total ARIN prefixes after maximum aggregation: 62272
ARIN Deaggregation factor: 1.77
Prefixes being announced from the ARIN address blocks: 82409
Unique aggregates announced from the ARIN address blocks: 29306
ARIN Region origin ASes present in the Internet Routing Table: 11316
ARIN Region origin ASes announcing only one prefix: 4327
ARIN Region transit ASes present in the Internet Routing Table: 1061
Average ARIN Region AS path length visible: 4.1
Max ARIN Region AS path length visible: 21
Number of ARIN addresses announced to Internet: 319319008
Equivalent to 19 /8s, 8 /16s and 107 /24s
Percentage of available ARIN address space announced: 70.5
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: 44761
Total RIPE prefixes after maximum aggregation: 28847
RIPE Deaggregation factor: 1.55
Prefixes being announced from the RIPE address blocks: 41683
Unique aggregates announced from the RIPE address blocks: 26864
RIPE Region origin ASes present in the Internet Routing Table: 9161
RIPE Region origin ASes announcing only one prefix: 4790
RIPE Region transit ASes present in the Internet Routing Table: 1490
Average RIPE Region AS path length visible: 4.9
Max RIPE Region AS path length visible: 33
Number of RIPE addresses announced to Internet: 289339040
Equivalent to 17 /8s, 62 /16s and 246 /24s
Percentage of available RIPE address space announced: 78.4
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, 193/8, 194/7,
212/7 and 217/8
LACNIC Region Analysis Summary
------------------------------
Prefixes being announced by LACNIC Region ASes: 13854
Total LACNIC prefixes after maximum aggregation: 4040
LACNIC Deaggregation factor: 3.43
Prefixes being announced from the LACNIC address blocks: 11916
Unique aggregates announced from the LACNIC address blocks: 7104
LACNIC Region origin ASes present in the Internet Routing Table: 761
LACNIC Region origin ASes announcing only one prefix: 248
LACNIC Region transit ASes present in the Internet Routing Table: 136
Average LACNIC Region AS path length visible: 4.9
Max LACNIC Region AS path length visible: 19
Number of LACNIC addresses announced to Internet: 37370624
Equivalent to 2 /8s, 58 /16s and 59 /24s
Percentage of available LACNIC address space announced: 55.7
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: 994
AfriNIC Deaggregation factor: 2.66
Prefixes being announced from the AfriNIC address blocks: 1912
Unique aggregates announced from the AfriNIC address blocks: 1162
AfriNIC Region origin ASes present in the Internet Routing Table: 179
AfriNIC Region origin ASes announcing only one prefix: 54
AfriNIC Region transit ASes present in the Internet Routing Table: 36
Average AfriNIC Region AS path length visible: 4.1
Max AfriNIC Region AS path length visible: 17
Number of AfriNIC addresses announced to Internet: 5388544
Equivalent to 0 /8s, 82 /16s and 57 /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 1282 8662 278 CHINANET-BACKBONE
4755 1096 383 72 Videsh Sanchar Nigam Ltd. Aut
9583 1039 109 16 Sify Limited
9498 943 467 64 BHARTI BT INTERNET LTD.
23577 775 35 702 Korea Telecom (ATM-MPLS)
4766 765 4944 313 Korea Telecom (KIX)
1221 603 1682 449 Telstra Pty Ltd
17488 594 39 23 Hathway IP Over Cable Interne
7545 578 126 76 TPG Internet Pty Ltd
18101 519 103 22 Reliance Infocom Ltd Internet
17676 503 10935 65 Softbank BB Corp.
7474 449 215 255 SingTel Optus Pty Ltd
4812 442 771 72 China Telecom (Shanghai)
9443 441 111 73 Primus Telecommunications
9942 432 85 127 COMindico Australia
17849 370 35 94 Telecommunications Technology
17557 362 35 168 Pakistan Telecom
4802 360 86 148 Wantree Development
17974 347 129 14 PT TELEKOMUNIKASI INDONESIA
2907 339 1749 310 SINET Japan
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
702 546 1897 424 UUNET - Commercial IP service
3301 315 1199 290 TeliaNet Sweden
24863 307 45 25 LINKdotNET AS number
2119 304 779 264 Telenor Internet Access
3320 296 4993 247 Deutsche Telekom AG
8220 272 472 263 COLT Telecommunications
6746 267 95 246 Dynamic Network Technologies,
1257 261 1100 173 SWIPnet Swedish IP Network
680 257 2044 251 DFN-IP service G-WiN
5089 243 1657 52 NTL Group Limited
8708 240 284 226 Romania Data Systems S.A.
3215 238 2224 92 France Telecom Transpac
5416 216 14 11 BATELCO-BH
3269 212 2391 71 TELECOM ITALIA
3246 208 355 198 Song Networks
8551 205 197 25 Bezeq International
20858 197 34 3 EgyNet
3352 194 1767 31 Ibernet, Internet Access Netw
3300 189 171 94 AUCS Communications Services
30890 187 15 91 SC Kappa Invexim SRL
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
701 4876 6696 752 UUNET Technologies, Inc.
7018 1502 6117 980 AT&T WorldNet Services
705 1366 557 600 UUNET Technologies, Inc.
4323 1125 825 355 Time Warner Telecom
2386 1109 570 733 AT&T Data Communications Serv
6197 1027 652 504 BellSouth Network Solutions,
18566 988 288 9 Covad Communications
11492 940 100 15 Cable One
174 935 6791 862 Cogent Communications
1239 826 2746 576 Sprint
20115 799 699 414 Charter Communications
7046 789 267 657 UUNET Technologies, Inc.
7011 784 227 473 Citizens Utilities
19262 757 2591 178 Verizon Global Networks
209 723 3742 568 Qwest
22773 723 1872 39 Cox Communications, Inc.
721 677 21835 277 DLA Systems Automation Center
852 618 1090 392 Telus Advanced Communications
577 584 760 206 Bell Advanced Communications
5668 576 160 16 CenturyTel Internet Holdings,
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4755 1096 1024 Videsh Sanchar Nigam Ltd. Aut
9583 1039 1023 Sify Limited
4134 1282 1004 CHINANET-BACKBONE
18566 988 979 Covad Communications
11492 940 925 Cable One
9498 943 879 BHARTI BT INTERNET LTD.
8151 997 793 UniNet S.A. de C.V.
4323 1125 770 Time Warner Telecom
705 1366 766 UUNET Technologies, Inc.
22773 723 684 Cox Communications, Inc.
19262 757 579 Verizon Global Networks
17488 594 571 Hathway IP Over Cable Interne
5668 576 560 CenturyTel Internet Holdings,
6197 1027 523 BellSouth Network Solutions,
7018 1502 522 AT&T WorldNet Services
19916 568 514 OLM LLC
7545 578 502 TPG Internet Pty Ltd
18101 519 497 Reliance Infocom Ltd Internet
855 565 495 Canadian Research Network
15270 505 471 PaeTec.net -a division of Pae
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 164.78.0.0/17 7610 SINGAPORE ADVANCE RE
64513 PRIVATE 164.78.0.0/16 7610 SINGAPORE ADVANCE RE
64513 PRIVATE 164.78.128.0/17 7610 SINGAPORE ADVANCE RE
64513 PRIVATE 164.78.247.0/24 7610 SINGAPORE ADVANCE RE
64513 PRIVATE 164.78.248.0/24 7610 SINGAPORE ADVANCE RE
64513 PRIVATE 164.78.249.0/24 7610 SINGAPORE ADVANCE RE
64513 PRIVATE 164.78.252.0/24 7610 SINGAPORE ADVANCE RE
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
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
42.205.192.0/20 36925 Meditelecom
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 /10:13 /11:34 /12:118
/13:238 /14:424 /15:828 /16:9243 /17:3776 /18:6159
/19:13279 /20:14915 /21:13480 /22:17535 /23:18721 /24:118440
/25:840 /26:617 /27:505 /28:214 /29:167 /30:464
/31:0 /32:79
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
701 3627 4876 UUNET Technologies, Inc.
18566 970 988 Covad Communications
11492 926 940 Cable One
9583 868 1039 Sify Limited
705 843 1366 UUNET Technologies, Inc.
2386 833 1109 AT&T Data Communications Serv
7018 811 1502 AT&T WorldNet Services
6197 795 1027 BellSouth Network Solutions,
23577 761 775 Korea Telecom (ATM-MPLS)
7011 683 784 Citizens Utilities
9498 600 943 BHARTI BT INTERNET LTD.
4766 573 765 Korea Telecom (KIX)
19916 563 568 OLM LLC
7046 550 789 UUNET Technologies, Inc.
4755 507 1096 Videsh Sanchar Nigam Ltd. Aut
15270 473 505 PaeTec.net -a division of Pae
855 464 565 Canadian Research Network
18101 450 519 Reliance Infocom Ltd Internet
5668 446 576 CenturyTel Internet Holdings,
17488 416 594 Hathway IP Over Cable Interne
Number of /24s announced per /8 block (Global)
----------------------------------------------
4:9 6:1 7:1 8:64 9:1 12:1675
13:1 15:16 16:3 17:3 18:5 20:38
24:896 25:1 32:172 38:278 40:57 41:69
44:2 47:7 52:4 55:1 56:3 57:52
58:312 59:377 60:203 61:936 62:1089 63:3324
64:3362 65:3673 66:3219 67:739 68:661 69:1736
70:449 71:97 72:1183 73:2 74:162 75:77
76:2 77:16 80:851 81:785 82:703 83:365
84:524 85:753 86:459 87:469 88:226 89:778
90:1 91:199 97:1 116:1 117:1 118:1
119:1 120:1 121:133 122:77 123:37 124:576
125:798 128:313 129:219 130:136 131:343 132:49
133:11 134:186 135:45 136:181 137:118 138:196
139:105 140:516 141:141 142:395 143:215 144:271
145:43 146:315 147:147 148:368 149:193 150:114
151:115 152:93 153:119 154:6 155:244 156:129
157:176 158:168 159:149 160:98 161:91 162:229
163:161 164:456 165:331 166:247 167:281 168:499
169:120 170:385 171:15 172:1 189:162 190:350
192:5799 193:3714 194:2996 195:2327 196:996 198:3896
199:3348 200:4607 201:968 202:7256 203:7417 204:4107
205:2216 206:2647 207:3128 208:3155 209:3741 210:2384
211:968 212:1363 213:1463 214:406 215:39 216:4225
217:1167 218:372 219:266 220:871 221:371 222:264
End of report
