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[bgp-stats] Routing Table Report - Oregon IX view
Routing Table Report 00:00 GMT Sun 11 Feb, 2007
Analysis Summary
----------------
BGP routing table entries examined: 219601
Prefixes after maximum aggregation: 115045
Deaggregation factor: 1.91
Unique aggregates announced to Internet: 102559
Total ASes present in the Internet Routing Table: 24392
Origin-only ASes present in the Internet Routing Table: 21158
Origin ASes announcing only one prefix: 10247
Transit ASes present in the Internet Routing Table: 3234
Transit-only ASes present in the Internet Routing Table: 80
Average AS path length visible in the Internet Routing Table: 6.0
Max AS path length visible: 33
Max AS path prepend of ASN (17697) 13
Prefixes from unregistered ASNs in the Routing Table: 65
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: 1677468776
Equivalent to 99 /8s, 252 /16s and 36 /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: 115077
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 48178
Total APNIC prefixes after maximum aggregation: 18959
APNIC Deaggregation factor: 2.54
Prefixes being announced from the APNIC address blocks: 45373
Unique aggregates announced from the APNIC address blocks: 19566
APNIC Region origin ASes present in the Internet Routing Table: 2855
APNIC Region origin ASes announcing only one prefix: 790
APNIC Region transit ASes present in the Internet Routing Table: 430
Average APNIC Region AS path length visible: 6.5
Max APNIC Region AS path length visible: 18
Number of APNIC addresses announced to Internet: 283459648
Equivalent to 16 /8s, 229 /16s and 64 /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: 110250
Total ARIN prefixes after maximum aggregation: 62249
ARIN Deaggregation factor: 1.77
Prefixes being announced from the ARIN address blocks: 82240
Unique aggregates announced from the ARIN address blocks: 29312
ARIN Region origin ASes present in the Internet Routing Table: 11348
ARIN Region origin ASes announcing only one prefix: 4342
ARIN Region transit ASes present in the Internet Routing Table: 1093
Average ARIN Region AS path length visible: 5.7
Max ARIN Region AS path length visible: 19
Number of ARIN addresses announced to Internet: 319340512
Equivalent to 19 /8s, 8 /16s and 191 /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: 44579
Total RIPE prefixes after maximum aggregation: 28808
RIPE Deaggregation factor: 1.55
Prefixes being announced from the RIPE address blocks: 41554
Unique aggregates announced from the RIPE address blocks: 26860
RIPE Region origin ASes present in the Internet Routing Table: 9171
RIPE Region origin ASes announcing only one prefix: 4813
RIPE Region transit ASes present in the Internet Routing Table: 1505
Average RIPE Region AS path length visible: 5.7
Max RIPE Region AS path length visible: 33
Number of RIPE addresses announced to Internet: 289376768
Equivalent to 17 /8s, 63 /16s and 138 /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: 13892
Total LACNIC prefixes after maximum aggregation: 4031
LACNIC Deaggregation factor: 3.45
Prefixes being announced from the LACNIC address blocks: 11953
Unique aggregates announced from the LACNIC address blocks: 7150
LACNIC Region origin ASes present in the Internet Routing Table: 758
LACNIC Region origin ASes announcing only one prefix: 246
LACNIC Region transit ASes present in the Internet Routing Table: 129
Average LACNIC Region AS path length visible: 6.5
Max LACNIC Region AS path length visible: 19
Number of LACNIC addresses announced to Internet: 37395968
Equivalent to 2 /8s, 58 /16s and 158 /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: 2639
Total AfriNIC prefixes after maximum aggregation: 996
AfriNIC Deaggregation factor: 2.65
Prefixes being announced from the AfriNIC address blocks: 1903
Unique aggregates announced from the AfriNIC address blocks: 1161
AfriNIC Region origin ASes present in the Internet Routing Table: 179
AfriNIC Region origin ASes announcing only one prefix: 55
AfriNIC Region transit ASes present in the Internet Routing Table: 34
Average AfriNIC Region AS path length visible: 6.2
Max AfriNIC Region AS path length visible: 17
Number of AfriNIC addresses announced to Internet: 5391360
Equivalent to 0 /8s, 82 /16s and 68 /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 1281 8660 277 CHINANET-BACKBONE
4755 1100 383 75 Videsh Sanchar Nigam Ltd. Aut
9583 1039 109 16 Sify Limited
9498 942 467 64 BHARTI BT INTERNET LTD.
23577 777 35 704 Korea Telecom (ATM-MPLS)
4766 765 4944 313 Korea Telecom (KIX)
1221 613 1682 452 Telstra Pty Ltd
17488 594 39 23 Hathway IP Over Cable Interne
7545 578 126 76 TPG Internet Pty Ltd
18101 520 103 23 Reliance Infocom Ltd Internet
17676 503 10935 65 Softbank BB Corp.
7474 452 215 256 SingTel Optus Pty Ltd
4812 444 803 73 China Telecom (Shanghai)
9443 441 111 73 Primus Telecommunications
9942 433 85 128 COMindico Australia
17849 370 35 94 Telecommunications Technology
4802 361 86 148 Wantree Development
17557 361 34 168 Pakistan Telecom
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 306 44 24 LINKdotNET AS number
2119 304 779 264 Telenor Internet Access
3320 297 4993 248 Deutsche Telekom AG
8220 272 472 263 COLT Telecommunications
6746 266 94 245 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 209 355 199 Song Networks
8551 201 194 29 Bezeq International
20858 197 34 3 EgyNet
3352 194 1767 31 Ibernet, Internet Access Netw
30890 187 15 91 SC Kappa Invexim SRL
3300 185 171 90 AUCS Communications Services
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
701 4809 6694 741 UUNET Technologies, Inc.
7018 1510 6125 990 AT&T WorldNet Services
705 1351 558 601 UUNET Technologies, Inc.
4323 1123 826 356 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
174 939 6792 866 Cogent Communications
1239 824 2722 575 Sprint
20115 799 700 419 Charter Communications
7011 785 227 474 Citizens Utilities
7046 782 267 652 UUNET Technologies, Inc.
19262 757 2591 178 Verizon Global Networks
22773 725 1872 41 Cox Communications, Inc.
209 722 3742 567 Qwest
721 678 21835 277 DLA Systems Automation Center
852 617 1074 390 Telus Advanced Communications
577 589 760 210 Bell Advanced Communications
5668 576 160 16 CenturyTel Internet Holdings,
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4755 1100 1025 Videsh Sanchar Nigam Ltd. Aut
9583 1039 1023 Sify Limited
4134 1281 1004 CHINANET-BACKBONE
18566 988 979 Covad Communications
11492 940 925 Cable One
9498 942 878 BHARTI BT INTERNET LTD.
8151 1016 812 UniNet S.A. de C.V.
4323 1123 767 Time Warner Telecom
705 1351 750 UUNET Technologies, Inc.
22773 725 684 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 1510 520 AT&T WorldNet Services
19916 568 514 OLM LLC
7545 578 502 TPG Internet Pty Ltd
18101 520 497 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
65500 PRIVATE 66.225.141.0/24 16796 RealtyIQ.com
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
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.
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 /15:826 /16:9230 /17:3754 /18:6121
/19:13205 /20:14875 /21:13451 /22:17509 /23:18671 /24:118236
/25:827 /26:611 /27:508 /28:214 /29:168 /30:462
/31:0 /32:78
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
701 3573 4809 UUNET Technologies, Inc.
18566 970 988 Covad Communications
11492 926 940 Cable One
9583 867 1039 Sify Limited
705 836 1351 UUNET Technologies, Inc.
2386 832 1109 AT&T Data Communications Serv
7018 813 1510 AT&T WorldNet Services
6197 795 1027 BellSouth Network Solutions,
23577 763 777 Korea Telecom (ATM-MPLS)
7011 684 785 Citizens Utilities
9498 597 942 BHARTI BT INTERNET LTD.
4766 573 765 Korea Telecom (KIX)
19916 563 568 OLM LLC
7046 546 782 UUNET Technologies, Inc.
4755 508 1100 Videsh Sanchar Nigam Ltd. Aut
15270 473 505 PaeTec.net -a division of Pae
855 464 565 Canadian Research Network
18101 451 520 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 12:1658
13:1 15:16 16:3 17:3 18:5 20:38
24:899 25:1 32:151 38:279 40:57 41:69
44:2 47:7 52:4 55:1 56:3 57:19
58:311 59:376 60:201 61:933 62:1079 63:3330
64:3357 65:3672 66:3207 67:737 68:664 69:1736
70:449 71:97 72:1184 73:2 74:163 75:77
76:2 77:17 80:849 81:783 82:695 83:368
84:525 85:752 86:455 87:477 88:226 89:781
90:1 91:199 97:1 116:1 117:1 118:1
119:1 120:1 121:133 122:79 123:37 124:574
125:785 128:313 129:219 130:136 131:343 132:49
133:11 134:186 135:45 136:181 137:118 138:196
139:103 140:514 141:141 142:395 143:215 144:271
145:43 146:315 147:146 148:372 149:193 150:114
151:116 152:93 153:119 154:5 155:250 156:129
157:176 158:167 159:149 160:98 161:91 162:229
163:162 164:456 165:331 166:247 167:281 168:499
169:120 170:385 171:15 172:1 189:162 190:388
192:5798 193:3708 194:2986 195:2315 196:987 198:3889
199:3348 200:4596 201:969 202:7248 203:7405 204:4102
205:2216 206:2633 207:3127 208:3153 209:3731 210:2377
211:968 212:1363 213:1458 214:406 215:39 216:4220
217:1164 218:366 219:264 220:871 221:369 222:261
End of report
