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[bgp-stats] Routing Table Report - Oregon IX view
Routing Table Report 00:00 GMT Sun 02 Sep, 2007
NB: RouteViews data includes iBGP information from some ASNs.
Treat the information provided below appropriately.
Report Website: http://thyme.apnic.net
This report: http://thyme.apnic.net/oix-data/2007/09/02
Analysis Summary
----------------
BGP routing table entries examined: 234182
Prefixes after maximum aggregation: 120808
Deaggregation factor: 1.94
Unique aggregates announced to Internet: 111016
Total ASes present in the Internet Routing Table: 26170
Prefixes per ASN: 8.95
Origin-only ASes present in the Internet Routing Table: 22690
Origin ASes announcing only one prefix: 11042
Transit ASes present in the Internet Routing Table: 3480
Transit-only ASes present in the Internet Routing Table: 89
Average AS path length visible in the Internet Routing Table: 4.3
Max AS path length visible: 23
Max AS path prepend of ASN (35389) 16
Prefixes from unregistered ASNs in the Routing Table: 36
Unregistered ASNs in the Routing Table: 23
Prefixes from 32-bit ASNs in the Routing Table: 7
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 11
Number of addresses announced to Internet: 1757341188
Equivalent to 104 /8s, 190 /16s and 230 /24s
Percentage of available address space announced: 47.4
Percentage of allocated address space announced: 62.1
Percentage of available address space allocated: 76.4
Total number of prefixes smaller than registry allocations: 124725
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 54870
Total APNIC prefixes after maximum aggregation: 20824
APNIC Deaggregation factor: 2.63
Prefixes being announced from the APNIC address blocks: 51665
Unique aggregates announced from the APNIC address blocks: 21527
APNIC Region origin ASes present in the Internet Routing Table: 3053
APNIC Prefixes per ASN: 16.92
APNIC Region origin ASes announcing only one prefix: 800
APNIC Region transit ASes present in the Internet Routing Table: 477
Average APNIC Region AS path length visible: 4.9
Max APNIC Region AS path length visible: 21
Number of APNIC addresses announced to Internet: 313680692
Equivalent to 18 /8s, 178 /16s and 99 /24s
Percentage of available APNIC address space announced: 77.7
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: 110785
Total ARIN prefixes after maximum aggregation: 63422
ARIN Deaggregation factor: 1.75
Prefixes being announced from the ARIN address blocks: 81383
Unique aggregates announced from the ARIN address blocks: 31883
ARIN Region origin ASes present in the Internet Routing Table: 11787
ARIN Prefixes per ASN: 6.90
ARIN Region origin ASes announcing only one prefix: 4494
ARIN Region transit ASes present in the Internet Routing Table: 1118
Average ARIN Region AS path length visible: 3.7
Max ARIN Region AS path length visible: 21
Number of ARIN addresses announced to Internet: 343178848
Equivalent to 20 /8s, 116 /16s and 126 /24s
Percentage of available ARIN address space announced: 75.8
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: 49091
Total RIPE prefixes after maximum aggregation: 31064
RIPE Deaggregation factor: 1.58
Prefixes being announced from the RIPE address blocks: 45534
Unique aggregates announced from the RIPE address blocks: 29558
RIPE Region origin ASes present in the Internet Routing Table: 10170
RIPE Prefixes per ASN: 4.48
RIPE Region origin ASes announcing only one prefix: 5400
RIPE Region transit ASes present in the Internet Routing Table: 1651
Average RIPE Region AS path length visible: 4.6
Max RIPE Region AS path length visible: 21
Number of RIPE addresses announced to Internet: 326139456
Equivalent to 19 /8s, 112 /16s and 126 /24s
Percentage of available RIPE address space announced: 74.8
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
40960-44031
RIPE Address Blocks 62/8, 77/8, 78/7, 80/4, 193/8, 194/7, 212/7
and 217/8
LACNIC Region Analysis Summary
------------------------------
Prefixes being announced by LACNIC Region ASes: 16562
Total LACNIC prefixes after maximum aggregation: 4426
LACNIC Deaggregation factor: 3.74
Prefixes being announced from the LACNIC address blocks: 14665
Unique aggregates announced from the LACNIC address blocks: 7808
LACNIC Region origin ASes present in the Internet Routing Table: 861
LACNIC Prefixes per ASN: 17.03
LACNIC Region origin ASes announcing only one prefix: 278
LACNIC Region transit ASes present in the Internet Routing Table: 145
Average LACNIC Region AS path length visible: 4.9
Max LACNIC Region AS path length visible: 23
Number of LACNIC addresses announced to Internet: 42171392
Equivalent to 2 /8s, 131 /16s and 124 /24s
Percentage of available LACNIC address space announced: 62.8
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: 2832
Total AfriNIC prefixes after maximum aggregation: 1058
AfriNIC Deaggregation factor: 2.68
Prefixes being announced from the AfriNIC address blocks: 2367
Unique aggregates announced from the AfriNIC address blocks: 1339
AfriNIC Region origin ASes present in the Internet Routing Table: 209
AfriNIC Prefixes per ASN: 11.33
AfriNIC Region origin ASes announcing only one prefix: 70
AfriNIC Region transit ASes present in the Internet Routing Table: 34
Average AfriNIC Region AS path length visible: 4.0
Max AfriNIC Region AS path length visible: 17
Number of AfriNIC addresses announced to Internet: 7466752
Equivalent to 0 /8s, 113 /16s and 239 /24s
Percentage of available AfriNIC address space announced: 22.3
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
4755 1343 383 71 Videsh Sanchar Nigam Ltd. Aut
9583 1132 100 104 Sify Limited
4134 1070 11178 288 CHINANET-BACKBONE
9498 995 532 64 BHARTI BT INTERNET LTD.
23577 925 34 793 Korea Telecom (ATM-MPLS)
4766 803 5441 319 Korea Telecom (KIX)
17488 795 52 61 Hathway IP Over Cable Interne
7545 730 159 119 TPG Internet Pty Ltd
18101 596 119 51 Reliance Infocom Ltd Internet
1221 592 1951 437 Telstra Pty Ltd
4812 546 968 96 China Telecom (Shanghai)
4668 516 68 10 LG-EDS Systems Inc.
17676 503 10919 64 Softbank BB Corp.
4808 485 781 116 CNCGROUP IP network: China169
9443 465 122 78 Primus Telecommunications
7474 454 216 266 SingTel Optus Pty Ltd
4538 442 2974 34 China Education and Research
9942 439 75 112 COMindico Australia
4802 433 117 157 Wantree Development
17974 373 130 13 PT TELEKOMUNIKASI INDONESIA
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
702 492 1923 394 UUNET - Commercial IP service
24863 367 57 40 LINKdotNET AS number
9116 343 168 26 Goldenlines main autonomous s
5089 325 1658 54 NTL Group Limited
8551 321 316 40 Bezeq International
3301 314 1456 294 TeliaNet Sweden
3320 313 6035 260 Deutsche Telekom AG
6746 287 130 263 Dynamic Network Technologies,
1273 286 306 105 Cable & Wireless Deutschland
680 269 2045 257 DFN-IP service G-WiN
8708 262 420 241 Romania Data Systems S.A.
8220 261 445 243 COLT Telecommunications
3215 258 2424 98 France Telecom Transpac
3352 227 1868 38 Ibernet, Internet Access Netw
3269 221 2775 73 TELECOM ITALIA
9121 214 1441 24 TTnet Autonomous System
1257 204 1195 169 SWIPnet Swedish IP Network
3300 202 172 96 AUCS Communications Services
3292 195 1379 175 TDC Tele Danmark
2856 193 2318 153 BTnet UK Regional network
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
7018 1475 10162 989 AT&T WorldNet Services
4323 1316 992 369 Time Warner Telecom
2386 1215 618 748 AT&T Data Communications Serv
11492 1136 110 11 Cable One
6478 1134 325 169 AT&T Worldnet Services
6197 1030 718 508 BellSouth Network Solutions,
18566 1023 288 9 Covad Communications
174 976 6780 863 Cogent Communications
701 942 6593 720 UUNET Technologies, Inc.
7011 909 277 543 Citizens Utilities
20115 817 751 436 Charter Communications
1239 801 2709 561 Sprint
19262 774 2745 183 Verizon Global Networks
22773 761 2133 49 Cox Communications, Inc.
209 741 3837 586 Qwest
577 705 813 201 Bell Advanced Communications
5668 657 176 23 CenturyTel Internet Holdings,
6517 596 165 38 Yipes Communications, Inc.
3356 594 10811 343 Level 3 Communications, LLC
852 589 1095 362 Telus Advanced Communications
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4755 1343 1272 Videsh Sanchar Nigam Ltd. Aut
11492 1136 1125 Cable One
9583 1132 1028 Sify Limited
18566 1023 1014 Covad Communications
6478 1134 965 AT&T Worldnet Services
4323 1316 947 Time Warner Telecom
9498 995 931 BHARTI BT INTERNET LTD.
4134 1070 782 CHINANET-BACKBONE
17488 795 734 Hathway IP Over Cable Interne
22773 761 712 Cox Communications, Inc.
8151 901 698 UniNet S.A. de C.V.
5668 657 634 CenturyTel Internet Holdings,
7545 730 611 TPG Internet Pty Ltd
19262 774 591 Verizon Global Networks
6517 596 558 Yipes Communications, Inc.
18101 596 545 Reliance Infocom Ltd Internet
15270 574 536 PaeTec.net -a division of Pae
6197 1030 522 BellSouth Network Solutions,
19916 568 517 OLM LLC
4668 516 506 LG-EDS Systems Inc.
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
47588 UNALLOCATED 64.71.29.0/24 33544 WiLine Networks Inc.
65100 PRIVATE 80.10.250.0/24 3215 France Telecom Trans
64250 RESERVED 122.171.0.0/24 9498 BHARTI BT INTERNET L
64250 RESERVED 122.171.1.0/24 9498 BHARTI BT INTERNET L
65100 PRIVATE 129.6.112.0/24 10886 University of Maryla
65100 PRIVATE 193.253.152.0/24 3215 France Telecom Trans
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
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
64501 RESERVED 195.189.160.0/24 35041 Crystone Autonomous
65517 PRIVATE 198.32.176.0/24 293 Energy Sciences Netw
65535 PRIVATE 200.62.98.0/24 7137 TELEMATIX/ ENITEL
24410 UNALLOCATED 203.119.28.0/24 4134 CHINANET-BACKBONE
64588 PRIVATE 207.107.179.0/24 2491 fONOROLA
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
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 /8:18 /9:9 /10:15 /11:38 /12:134
/13:265 /14:474 /15:927 /16:9660 /17:4160 /18:6680
/19:14095 /20:16473 /21:15076 /22:19526 /23:20494 /24:122703
/25:887 /26:1140 /27:591 /28:264 /29:185 /30:277
/31:6 /32:85
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
6478 1133 1134 AT&T Worldnet Services
11492 1128 1136 Cable One
18566 1005 1023 Covad Communications
9583 968 1132 Sify Limited
23577 916 925 Korea Telecom (ATM-MPLS)
2386 907 1215 AT&T Data Communications Serv
7018 816 1475 AT&T WorldNet Services
7011 803 909 Citizens Utilities
6197 783 1030 BellSouth Network Solutions,
4755 726 1343 Videsh Sanchar Nigam Ltd. Aut
9498 669 995 BHARTI BT INTERNET LTD.
17488 618 795 Hathway IP Over Cable Interne
4766 601 803 Korea Telecom (KIX)
19916 563 568 OLM LLC
6517 561 596 Yipes Communications, Inc.
4323 553 1316 Time Warner Telecom
15270 538 574 PaeTec.net -a division of Pae
5668 522 657 CenturyTel Internet Holdings,
4668 506 516 LG-EDS Systems Inc.
18101 500 596 Reliance Infocom Ltd Internet
Number of /24s announced per /8 block (Global)
----------------------------------------------
4:8 7:1 8:87 12:1824 13:2 15:19
16:3 17:3 18:13 20:36 24:983 25:1
32:173 33:3 38:348 40:60 41:318 43:6
44:2 47:4 52:4 55:3 56:3 57:46
58:471 59:388 60:369 61:1032 62:998 63:2016
64:3215 65:2426 66:3414 67:825 68:662 69:1982
70:461 71:116 72:1400 73:2 74:639 75:306
76:130 77:317 78:47 80:842 81:830 82:597
83:369 84:606 85:808 86:343 87:486 88:286
89:974 90:25 91:527 97:5 116:326 117:149
118:9 121:272 122:597 123:170 124:674 125:989
128:270 129:217 130:139 131:363 132:55 133:9
134:192 135:34 136:189 137:86 138:153 139:122
140:496 141:174 142:397 143:255 144:298 145:46
146:329 147:123 148:409 149:150 150:110 151:159
152:91 153:119 154:4 155:264 156:160 157:213
158:158 159:170 160:113 161:98 162:176 163:181
164:481 165:396 166:285 167:300 168:517 169:123
170:389 171:22 172:2 189:71 190:1060 192:5811
193:4007 194:3264 195:2397 196:1029 198:3900 199:3289
200:5109 201:1197 202:7462 203:7743 204:3966 205:1982
206:2481 207:2936 208:2831 209:3508 210:2472 211:1133
212:1351 213:1514 214:401 215:41 216:4001 217:1210
218:345 219:386 220:1039 221:418 222:262
End of report
