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[bgp-stats] Routing Table Report - Oregon IX view
Routing Table Report 00:00 GMT Wed 07 Feb, 2007
Analysis Summary
----------------
BGP routing table entries examined: 219529
Prefixes after maximum aggregation: 114981
Deaggregation factor: 1.91
Unique aggregates announced to Internet: 101739
Total ASes present in the Internet Routing Table: 24336
Origin-only ASes present in the Internet Routing Table: 21126
Origin ASes announcing only one prefix: 10217
Transit ASes present in the Internet Routing Table: 3210
Transit-only ASes present in the Internet Routing Table: 76
Average AS path length visible in the Internet Routing Table: 3.8
Max AS path length visible: 39
Max AS path prepend of ASN (14282) 36
Prefixes from unregistered ASNs in the Routing Table: 76
Unregistered ASNs in the Routing Table: 29
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 12
Number of addresses announced to Internet: 1676304224
Equivalent to 99 /8s, 234 /16s and 95 /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: 115020
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 48015
Total APNIC prefixes after maximum aggregation: 18952
APNIC Deaggregation factor: 2.53
Prefixes being announced from the APNIC address blocks: 45239
Unique aggregates announced from the APNIC address blocks: 18758
APNIC Region origin ASes present in the Internet Routing Table: 2836
APNIC Region origin ASes announcing only one prefix: 781
APNIC Region transit ASes present in the Internet Routing Table: 430
Average APNIC Region AS path length visible: 4.1
Max APNIC Region AS path length visible: 19
Number of APNIC addresses announced to Internet: 283813784
Equivalent to 16 /8s, 234 /16s and 167 /24s
Percentage of available APNIC address space announced: 70.3
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: 110366
Total ARIN prefixes after maximum aggregation: 62219
ARIN Deaggregation factor: 1.77
Prefixes being announced from the ARIN address blocks: 82288
Unique aggregates announced from the ARIN address blocks: 29234
ARIN Region origin ASes present in the Internet Routing Table: 11320
ARIN Region origin ASes announcing only one prefix: 4328
ARIN Region transit ASes present in the Internet Routing Table: 1082
Average ARIN Region AS path length visible: 3.4
Max ARIN Region AS path length visible: 18
Number of ARIN addresses announced to Internet: 318716896
Equivalent to 18 /8s, 255 /16s and 59 /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: 44573
Total RIPE prefixes after maximum aggregation: 28781
RIPE Deaggregation factor: 1.55
Prefixes being announced from the RIPE address blocks: 41505
Unique aggregates announced from the RIPE address blocks: 26821
RIPE Region origin ASes present in the Internet Routing Table: 9165
RIPE Region origin ASes announcing only one prefix: 4803
RIPE Region transit ASes present in the Internet Routing Table: 1495
Average RIPE Region AS path length visible: 4.1
Max RIPE Region AS path length visible: 31
Number of RIPE addresses announced to Internet: 288686240
Equivalent to 17 /8s, 53 /16s and 0 /24s
Percentage of available RIPE address space announced: 78.2
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: 13863
Total LACNIC prefixes after maximum aggregation: 4041
LACNIC Deaggregation factor: 3.43
Prefixes being announced from the LACNIC address blocks: 11928
Unique aggregates announced from the LACNIC address blocks: 7262
LACNIC Region origin ASes present in the Internet Routing Table: 761
LACNIC Region origin ASes announcing only one prefix: 249
LACNIC Region transit ASes present in the Internet Routing Table: 134
Average LACNIC Region AS path length visible: 4.1
Max LACNIC Region AS path length visible: 39
Number of LACNIC addresses announced to Internet: 37092864
Equivalent to 2 /8s, 53 /16s and 254 /24s
Percentage of available LACNIC address space announced: 55.3
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: 2638
Total AfriNIC prefixes after maximum aggregation: 986
AfriNIC Deaggregation factor: 2.68
Prefixes being announced from the AfriNIC address blocks: 1903
Unique aggregates announced from the AfriNIC address blocks: 1152
AfriNIC Region origin ASes present in the Internet Routing Table: 177
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: 3.9
Max AfriNIC Region AS path length visible: 26
Number of AfriNIC addresses announced to Internet: 5394944
Equivalent to 0 /8s, 82 /16s and 82 /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 8686 280 CHINANET-BACKBONE
4755 1101 383 75 Videsh Sanchar Nigam Ltd. Aut
9583 1037 109 16 Sify Limited
9498 941 467 65 BHARTI BT INTERNET LTD.
23577 779 35 706 Korea Telecom (ATM-MPLS)
4766 763 4944 313 Korea Telecom (KIX)
1221 609 1698 449 Telstra Pty Ltd
17488 592 37 21 Hathway IP Over Cable Interne
7545 564 126 75 TPG Internet Pty Ltd
18101 518 103 23 Reliance Infocom Ltd Internet
17676 503 10935 65 Softbank BB Corp.
7474 451 215 255 SingTel Optus Pty Ltd
9443 441 111 73 Primus Telecommunications
4812 440 763 70 China Telecom (Shanghai)
9942 434 85 128 COMindico Australia
4802 360 86 148 Wantree Development
17557 359 34 167 Pakistan Telecom
17974 355 129 14 PT TELEKOMUNIKASI INDONESIA
17849 354 34 94 Telecommunications Technology
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 268 95 247 Dynamic Network Technologies,
1257 260 1100 173 SWIPnet Swedish IP Network
680 257 2044 251 DFN-IP service G-WiN
5089 241 1657 52 NTL Group Limited
3215 237 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 187 171 93 AUCS Communications Services
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
701 4811 6695 748 UUNET Technologies, Inc.
7018 1527 6103 981 AT&T WorldNet Services
705 1367 557 601 UUNET Technologies, Inc.
2386 1107 570 732 AT&T Data Communications Serv
4323 1063 821 303 Time Warner Telecom
6197 1025 650 503 BellSouth Network Solutions,
18566 988 288 9 Covad Communications
174 935 6790 864 Cogent Communications
11492 934 100 14 Cable One
1239 827 2730 576 Sprint
20115 797 697 419 Charter Communications
7046 787 267 657 UUNET Technologies, Inc.
7011 783 227 474 Citizens Utilities
19262 758 2591 179 Verizon Global Networks
209 723 3742 568 Qwest
22773 723 1872 41 Cox Communications, Inc.
721 678 21836 280 DLA Systems Automation Center
852 618 1091 392 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 1026 Videsh Sanchar Nigam Ltd. Aut
9583 1037 1021 Sify Limited
4134 1281 1001 CHINANET-BACKBONE
18566 988 979 Covad Communications
11492 934 920 Cable One
9498 941 876 BHARTI BT INTERNET LTD.
8151 980 775 UniNet S.A. de C.V.
705 1367 766 UUNET Technologies, Inc.
4323 1063 760 Time Warner Telecom
22773 723 682 Cox Communications, Inc.
19262 758 579 Verizon Global Networks
17488 592 571 Hathway IP Over Cable Interne
5668 576 559 CenturyTel Internet Holdings,
7018 1527 546 AT&T WorldNet Services
6197 1025 522 BellSouth Network Solutions,
19916 568 514 OLM LLC
18101 518 495 Reliance Infocom Ltd Internet
7545 564 489 TPG Internet Pty Ltd
855 561 488 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
65005 PRIVATE 83.143.198.0/24 34485 JSC Electrosviaz AS
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 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
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 /8:20 /9:10 /10:13 /11:34 /12:118
/13:238 /14:423 /15:825 /16:9234 /17:3761 /18:6154
/19:13264 /20:14866 /21:13361 /22:17419 /23:18666 /24:118238
/25:837 /26:620 /27:506 /28:213 /29:165 /30:462
/31:0 /32:82
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
701 3569 4811 UUNET Technologies, Inc.
18566 970 988 Covad Communications
11492 920 934 Cable One
9583 867 1037 Sify Limited
705 843 1367 UUNET Technologies, Inc.
7018 840 1527 AT&T WorldNet Services
2386 831 1107 AT&T Data Communications Serv
6197 795 1025 BellSouth Network Solutions,
23577 765 779 Korea Telecom (ATM-MPLS)
7011 682 783 Citizens Utilities
9498 599 941 BHARTI BT INTERNET LTD.
4766 571 763 Korea Telecom (KIX)
19916 563 568 OLM LLC
7046 549 787 UUNET Technologies, Inc.
4755 510 1101 Videsh Sanchar Nigam Ltd. Aut
15270 473 505 PaeTec.net -a division of Pae
855 460 561 Canadian Research Network
18101 449 518 Reliance Infocom Ltd Internet
5668 447 576 CenturyTel Internet Holdings,
17488 415 592 Hathway IP Over Cable Interne
Number of /24s announced per /8 block (Global)
----------------------------------------------
4:9 6:1 7:1 8:64 9:1 12:1670
13:1 15:16 16:3 17:3 18:5 20:38
24:894 25:1 32:172 38:278 40:57 41:69
44:2 47:7 52:3 55:1 56:3 57:52
58:311 59:374 60:203 61:937 62:1095 63:3335
64:3355 65:3671 66:3225 67:733 68:655 69:1733
70:445 71:97 72:1174 73:1 74:157 75:72
76:2 77:7 80:854 81:790 82:698 83:360
84:504 85:765 86:466 87:469 88:222 89:778
90:1 91:201 97:1 116:1 117:1 118:1
119:1 120:1 121:147 122:83 123:32 124:563
125:800 128:314 129:219 130:127 131:343 132:49
133:11 134:184 135:41 136:180 137:118 138:196
139:104 140:509 141:141 142:393 143:212 144:271
145:43 146:315 147:147 148:367 149:193 150:115
151:116 152:93 153:119 154:6 155:250 156:129
157:176 158:169 159:149 160:97 161:87 162:228
163:162 164:459 165:331 166:246 167:280 168:498
169:120 170:384 171:15 172:1 189:156 190:387
192:5795 193:3695 194:2989 195:2335 196:995 198:3901
199:3346 200:4613 201:967 202:7188 203:7382 204:4115
205:2216 206:2640 207:3133 208:3149 209:3729 210:2386
211:938 212:1376 213:1479 214:400 215:39 216:4219
217:1163 218:368 219:265 220:861 221:370 222:264
End of report
