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[bgp-stats] Routing Table Report - Oregon IX view
Routing Table Report 00:00 GMT Thu 08 Feb, 2007
Analysis Summary
----------------
BGP routing table entries examined: 219783
Prefixes after maximum aggregation: 115001
Deaggregation factor: 1.91
Unique aggregates announced to Internet: 102530
Total ASes present in the Internet Routing Table: 24355
Origin-only ASes present in the Internet Routing Table: 21140
Origin ASes announcing only one prefix: 10219
Transit ASes present in the Internet Routing Table: 3215
Transit-only ASes present in the Internet Routing Table: 74
Average AS path length visible in the Internet Routing Table: 3.7
Max AS path length visible: 39
Max AS path prepend of ASN (14282) 36
Prefixes from unregistered ASNs in the Routing Table: 82
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: 1676826120
Equivalent to 99 /8s, 242 /16s and 86 /24s
Percentage of available address space announced: 45.2
Percentage of allocated address space announced: 62.2
Percentage of available address space allocated: 72.8
Total number of prefixes smaller than registry allocations: 115140
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 48101
Total APNIC prefixes after maximum aggregation: 18939
APNIC Deaggregation factor: 2.54
Prefixes being announced from the APNIC address blocks: 45326
Unique aggregates announced from the APNIC address blocks: 19513
APNIC Region origin ASes present in the Internet Routing Table: 2848
APNIC Region origin ASes announcing only one prefix: 786
APNIC Region transit ASes present in the Internet Routing Table: 431
Average APNIC Region AS path length visible: 4.1
Max APNIC Region AS path length visible: 19
Number of APNIC addresses announced to Internet: 283556160
Equivalent to 16 /8s, 230 /16s and 185 /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: 110433
Total ARIN prefixes after maximum aggregation: 62221
ARIN Deaggregation factor: 1.77
Prefixes being announced from the ARIN address blocks: 82342
Unique aggregates announced from the ARIN address blocks: 29251
ARIN Region origin ASes present in the Internet Routing Table: 11320
ARIN Region origin ASes announcing only one prefix: 4326
ARIN Region transit ASes present in the Internet Routing Table: 1073
Average ARIN Region AS path length visible: 3.3
Max ARIN Region AS path length visible: 18
Number of ARIN addresses announced to Internet: 318918368
Equivalent to 19 /8s, 2 /16s and 78 /24s
Percentage of available ARIN address space announced: 70.4
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: 44633
Total RIPE prefixes after maximum aggregation: 28814
RIPE Deaggregation factor: 1.55
Prefixes being announced from the RIPE address blocks: 41567
Unique aggregates announced from the RIPE address blocks: 26875
RIPE Region origin ASes present in the Internet Routing Table: 9169
RIPE Region origin ASes announcing only one prefix: 4800
RIPE Region transit ASes present in the Internet Routing Table: 1505
Average RIPE Region AS path length visible: 4.1
Max RIPE Region AS path length visible: 31
Number of RIPE addresses announced to Internet: 288903072
Equivalent to 17 /8s, 56 /16s and 79 /24s
Percentage of available RIPE address space announced: 78.3
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, 193/8, 194/7,
212/7 and 217/8
LACNIC Region Analysis Summary
------------------------------
Prefixes being announced by LACNIC Region ASes: 13900
Total LACNIC prefixes after maximum aggregation: 4039
LACNIC Deaggregation factor: 3.44
Prefixes being announced from the LACNIC address blocks: 11964
Unique aggregates announced from the LACNIC address blocks: 7217
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: 135
Average LACNIC Region AS path length visible: 4.1
Max LACNIC Region AS path length visible: 39
Number of LACNIC addresses announced to Internet: 37367552
Equivalent to 2 /8s, 58 /16s and 47 /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: 2636
Total AfriNIC prefixes after maximum aggregation: 986
AfriNIC Deaggregation factor: 2.67
Prefixes being announced from the AfriNIC address blocks: 1899
Unique aggregates announced from the AfriNIC address blocks: 1154
AfriNIC Region origin ASes present in the Internet Routing Table: 178
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: 3.8
Max AfriNIC Region AS path length visible: 26
Number of AfriNIC addresses announced to Internet: 5386240
Equivalent to 0 /8s, 82 /16s and 48 /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 1280 8670 279 CHINANET-BACKBONE
4755 1101 383 76 Videsh Sanchar Nigam Ltd. Aut
9583 1036 109 16 Sify Limited
9498 940 467 65 BHARTI BT INTERNET LTD.
23577 776 35 703 Korea Telecom (ATM-MPLS)
4766 764 4944 313 Korea Telecom (KIX)
1221 609 1698 449 Telstra Pty Ltd
17488 588 39 29 Hathway IP Over Cable Interne
7545 564 126 74 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 441 763 71 China Telecom (Shanghai)
9443 441 111 73 Primus Telecommunications
9942 434 85 128 COMindico Australia
17849 370 35 94 Telecommunications Technology
4802 361 86 148 Wantree Development
17557 359 34 167 Pakistan Telecom
17974 340 129 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
702 545 1881 423 UUNET - Commercial IP service
3301 307 1199 289 TeliaNet Sweden
24863 306 44 24 LINKdotNET AS number
2119 303 778 264 Telenor Internet Access
3320 298 4993 249 Deutsche Telekom AG
8220 273 472 264 COLT Telecommunications
6746 266 95 245 Dynamic Network Technologies,
1257 261 1100 174 SWIPnet Swedish IP Network
680 257 2044 251 DFN-IP service G-WiN
5089 241 1657 52 NTL Group Limited
3215 236 2192 93 France Telecom Transpac
8708 235 284 222 Romania Data Systems S.A.
5416 216 14 11 BATELCO-BH
30890 215 19 92 SC Kappa Invexim SRL
3269 212 2391 71 TELECOM ITALIA
3246 208 355 198 Song Networks
8551 205 197 25 Bezeq International
20858 197 34 3 EgyNet
3352 193 1767 31 Ibernet, Internet Access Netw
3300 190 171 96 AUCS Communications Services
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
701 4833 6695 748 UUNET Technologies, Inc.
7018 1493 10196 970 AT&T WorldNet Services
705 1369 558 603 UUNET Technologies, Inc.
2386 1108 570 733 AT&T Data Communications Serv
4323 1064 821 303 Time Warner Telecom
6197 1025 650 503 BellSouth Network Solutions,
18566 988 288 9 Covad Communications
11492 935 100 15 Cable One
174 933 6789 862 Cogent Communications
1239 826 2730 576 Sprint
20115 798 698 418 Charter Communications
7046 787 267 656 UUNET Technologies, Inc.
7011 783 227 474 Citizens Utilities
19262 758 2591 179 Verizon Global Networks
22773 723 1872 41 Cox Communications, Inc.
209 721 3742 566 Qwest
721 684 21836 280 DLA Systems Automation Center
852 619 1091 393 Telus Advanced Communications
577 588 760 210 Bell Advanced Communications
5668 576 161 17 CenturyTel Internet Holdings,
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4755 1101 1025 Videsh Sanchar Nigam Ltd. Aut
9583 1036 1020 Sify Limited
4134 1280 1001 CHINANET-BACKBONE
18566 988 979 Covad Communications
11492 935 920 Cable One
9498 940 875 BHARTI BT INTERNET LTD.
8151 988 787 UniNet S.A. de C.V.
705 1369 766 UUNET Technologies, Inc.
4323 1064 761 Time Warner Telecom
22773 723 682 Cox Communications, Inc.
19262 758 579 Verizon Global Networks
17488 588 559 Hathway IP Over Cable Interne
5668 576 559 CenturyTel Internet Holdings,
7018 1493 523 AT&T WorldNet Services
6197 1025 522 BellSouth Network Solutions,
19916 568 514 OLM LLC
18101 520 497 Reliance Infocom Ltd Internet
7545 564 490 TPG Internet Pty Ltd
855 560 488 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
64512 PRIVATE 80.66.96.0/20 3209 Arcor IP-Network
65515 PRIVATE 87.251.34.0/24 12859 Business Internet Tr
65515 PRIVATE 87.251.36.0/24 12859 Business Internet Tr
64513 PRIVATE 124.30.168.0/23 9583 Sify Limited
64513 PRIVATE 124.30.171.0/24 9583 Sify Limited
64513 PRIVATE 124.30.172.0/24 9583 Sify Limited
64513 PRIVATE 124.30.173.0/24 9583 Sify Limited
64513 PRIVATE 124.30.174.0/24 9583 Sify Limited
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
65313 PRIVATE 203.184.140.0/24 9304 Hutchison Telecom (H
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
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 /9:10 /10:13 /11:34 /12:118
/13:238 /14:423 /15:827 /16:9241 /17:3764 /18:6156
/19:13280 /20:14889 /21:13393 /22:17444 /23:18683 /24:118373
/25:837 /26:616 /27:504 /28:213 /29:165 /30:463
/31:0 /32:80
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
701 3590 4833 UUNET Technologies, Inc.
18566 970 988 Covad Communications
11492 921 935 Cable One
9583 866 1036 Sify Limited
705 844 1369 UUNET Technologies, Inc.
2386 832 1108 AT&T Data Communications Serv
7018 807 1493 AT&T WorldNet Services
6197 795 1025 BellSouth Network Solutions,
23577 762 776 Korea Telecom (ATM-MPLS)
7011 682 783 Citizens Utilities
9498 599 940 BHARTI BT INTERNET LTD.
4766 572 764 Korea Telecom (KIX)
19916 563 568 OLM LLC
7046 548 787 UUNET Technologies, Inc.
4755 509 1101 Videsh Sanchar Nigam Ltd. Aut
15270 473 505 PaeTec.net -a division of Pae
855 460 560 Canadian Research Network
18101 451 520 Reliance Infocom Ltd Internet
5668 447 576 CenturyTel Internet Holdings,
17488 415 588 Hathway IP Over Cable Interne
Number of /24s announced per /8 block (Global)
----------------------------------------------
4:9 6:1 7:1 8:64 9:1 12:1668
13:1 15:16 16:3 17:3 18:5 20:38
24:897 25:1 32:172 38:279 40:57 41:69
44:2 47:7 52:4 55:1 56:3 57:52
58:311 59:371 60:203 61:930 62:1094 63:3331
64:3364 65:3669 66:3222 67:738 68:664 69:1733
70:445 71:97 72:1182 73:1 74:159 75:77
76:2 77:16 80:849 81:783 82:696 83:366
84:521 85:761 86:467 87:476 88:224 89:789
90:1 91:201 97:1 116:1 117:1 118:1
119:1 120:1 121:135 122:83 123:33 124:575
125:795 128:312 129:219 130:129 131:342 132:49
133:11 134:184 135:45 136:180 137:118 138:196
139:104 140:521 141:141 142:392 143:212 144:271
145:43 146:315 147:147 148:369 149:194 150:115
151:116 152:93 153:119 154:6 155:250 156:129
157:176 158:168 159:147 160:97 161:91 162:229
163:162 164:459 165:331 166:245 167:280 168:499
169:120 170:383 171:15 172:1 189:156 190:389
192:5797 193:3699 194:2989 195:2341 196:994 198:3901
199:3348 200:4611 201:968 202:7222 203:7399 204:4122
205:2202 206:2641 207:3139 208:3150 209:3729 210:2391
211:929 212:1378 213:1464 214:397 215:39 216:4217
217:1171 218:368 219:265 220:873 221:371 222:264
End of report
