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[bgp-stats] Routing Table Report - Oregon IX view
Routing Table Report 00:00 GMT Thu 10 May, 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/2007/05/10
Analysis Summary
----------------
BGP routing table entries examined: 229928
Prefixes after maximum aggregation: 119444
Deaggregation factor: 1.92
Unique aggregates announced to Internet: 106850
Total ASes present in the Internet Routing Table: 25207
Prefixes per ASN: 9.12
Origin-only ASes present in the Internet Routing Table: 21895
Origin ASes announcing only one prefix: 10572
Transit ASes present in the Internet Routing Table: 3312
Transit-only ASes present in the Internet Routing Table: 79
Average AS path length visible in the Internet Routing Table: 3.8
Max AS path length visible: 25
Max AS path prepend of ASN (18747) 22
Prefixes from unregistered ASNs in the Routing Table: 41
Unregistered ASNs in the Routing Table: 26
Prefixes from 32-bit ASNs in the Routing Table: 5
Special use prefixes present in the Routing Table: 2
Prefixes being announced from unallocated address space: 11
Number of addresses announced to Internet: 1716790524
Equivalent to 102 /8s, 84 /16s and 36 /24s
Percentage of available address space announced: 46.3
Percentage of allocated address space announced: 62.9
Percentage of available address space allocated: 73.7
Total number of prefixes smaller than registry allocations: 122972
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 51783
Total APNIC prefixes after maximum aggregation: 20506
APNIC Deaggregation factor: 2.53
Prefixes being announced from the APNIC address blocks: 48646
Unique aggregates announced from the APNIC address blocks: 21259
APNIC Region origin ASes present in the Internet Routing Table: 2951
APNIC Prefixes per ASN: 16.48
APNIC Region origin ASes announcing only one prefix: 785
APNIC Region transit ASes present in the Internet Routing Table: 453
Average APNIC Region AS path length visible: 3.9
Max APNIC Region AS path length visible: 16
Number of APNIC addresses announced to Internet: 292911468
Equivalent to 17 /8s, 117 /16s and 121 /24s
Percentage of available APNIC address space announced: 72.6
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: 113190
Total ARIN prefixes after maximum aggregation: 63342
ARIN Deaggregation factor: 1.79
Prefixes being announced from the ARIN address blocks: 84400
Unique aggregates announced from the ARIN address blocks: 30553
ARIN Region origin ASes present in the Internet Routing Table: 11568
ARIN Prefixes per ASN: 7.30
ARIN Region origin ASes announcing only one prefix: 4424
ARIN Region transit ASes present in the Internet Routing Table: 1097
Average ARIN Region AS path length visible: 3.6
Max ARIN Region AS path length visible: 20
Number of ARIN addresses announced to Internet: 332259552
Equivalent to 19 /8s, 205 /16s and 224 /24s
Percentage of available ARIN address space announced: 73.3
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: 47201
Total RIPE prefixes after maximum aggregation: 30428
RIPE Deaggregation factor: 1.55
Prefixes being announced from the RIPE address blocks: 43839
Unique aggregates announced from the RIPE address blocks: 28036
RIPE Region origin ASes present in the Internet Routing Table: 9629
RIPE Prefixes per ASN: 4.55
RIPE Region origin ASes announcing only one prefix: 5049
RIPE Region transit ASes present in the Internet Routing Table: 1544
Average RIPE Region AS path length visible: 3.9
Max RIPE Region AS path length visible: 24
Number of RIPE addresses announced to Internet: 304837440
Equivalent to 18 /8s, 43 /16s and 115 /24s
Percentage of available RIPE address space announced: 75.7
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, 80/5, 88/6, 92/7, 193/8, 194/7,
212/7 and 217/8
LACNIC Region Analysis Summary
------------------------------
Prefixes being announced by LACNIC Region ASes: 15038
Total LACNIC prefixes after maximum aggregation: 4121
LACNIC Deaggregation factor: 3.65
Prefixes being announced from the LACNIC address blocks: 13122
Unique aggregates announced from the LACNIC address blocks: 7187
LACNIC Region origin ASes present in the Internet Routing Table: 789
LACNIC Prefixes per ASN: 16.63
LACNIC Region origin ASes announcing only one prefix: 256
LACNIC Region transit ASes present in the Internet Routing Table: 142
Average LACNIC Region AS path length visible: 4.4
Max LACNIC Region AS path length visible: 25
Number of LACNIC addresses announced to Internet: 38719488
Equivalent to 2 /8s, 78 /16s and 208 /24s
Percentage of available LACNIC address space announced: 57.7
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: 2672
Total AfriNIC prefixes after maximum aggregation: 1037
AfriNIC Deaggregation factor: 2.58
Prefixes being announced from the AfriNIC address blocks: 2023
Unique aggregates announced from the AfriNIC address blocks: 1188
AfriNIC Region origin ASes present in the Internet Routing Table: 190
AfriNIC Prefixes per ASN: 10.65
AfriNIC Region origin ASes announcing only one prefix: 58
AfriNIC Region transit ASes present in the Internet Routing Table: 36
Average AfriNIC Region AS path length visible: 3.9
Max AfriNIC Region AS path length visible: 15
Number of AfriNIC addresses announced to Internet: 6094592
Equivalent to 0 /8s, 92 /16s and 255 /24s
Percentage of available AfriNIC address space announced: 18.2
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 9587 275 CHINANET-BACKBONE
4755 1210 383 72 Videsh Sanchar Nigam Ltd. Aut
9583 1105 78 389 Sify Limited
9498 974 469 72 BHARTI BT INTERNET LTD.
23577 926 35 823 Korea Telecom (ATM-MPLS)
4766 783 4943 312 Korea Telecom (KIX)
17488 672 44 34 Hathway IP Over Cable Interne
7545 628 142 80 TPG Internet Pty Ltd
1221 584 1954 435 Telstra Pty Ltd
18101 537 116 28 Reliance Infocom Ltd Internet
4668 507 68 10 LG-EDS Systems Inc.
17676 504 10935 65 Softbank BB Corp.
7474 483 217 269 SingTel Optus Pty Ltd
4812 466 807 76 China Telecom (Shanghai)
9443 453 115 75 Primus Telecommunications
9942 443 77 117 COMindico Australia
4802 360 86 147 Wantree Development
17557 359 37 168 Pakistan Telecom
4837 346 4725 160 chinanet IDC center beijing n
17974 343 129 12 PT TELEKOMUNIKASI INDONESIA
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
2119 953 914 652 Telenor Internet Access
702 522 1941 416 UUNET - Commercial IP service
24863 343 47 29 LINKdotNET AS number
5089 314 1658 53 NTL Group Limited
3301 309 1455 289 TeliaNet Sweden
3320 305 4994 252 Deutsche Telekom AG
6746 273 128 250 Dynamic Network Technologies,
8220 258 461 249 COLT Telecommunications
680 257 2044 250 DFN-IP service G-WiN
3215 238 2254 95 France Telecom Transpac
1257 237 1180 170 SWIPnet Swedish IP Network
8708 235 287 228 Romania Data Systems S.A.
3269 214 2583 73 TELECOM ITALIA
3246 211 341 197 Song Networks
8551 208 197 27 Bezeq International
30890 203 17 94 SC Kappa Invexim SRL
3352 201 1783 37 Ibernet, Internet Access Netw
20858 196 34 4 EgyNet
3300 194 171 93 AUCS Communications Services
9116 193 136 25 Goldenlines main autonomous s
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
701 4997 6643 726 UUNET Technologies, Inc.
7018 1517 10249 1003 AT&T WorldNet Services
4323 1263 1027 360 Time Warner Telecom
2386 1131 580 752 AT&T Data Communications Serv
6478 1093 338 132 AT&T Worldnet Services
11492 1047 104 22 Cable One
6197 1029 596 516 BellSouth Network Solutions,
18566 1004 288 9 Covad Communications
174 967 6792 874 Cogent Communications
705 862 500 390 UUNET Technologies, Inc.
20115 823 738 431 Charter Communications
1239 805 2715 570 Sprint
7011 791 226 472 Citizens Utilities
7046 786 263 646 UUNET Technologies, Inc.
19262 772 2620 207 Verizon Global Networks
209 732 3847 585 Qwest
22773 710 1888 41 Cox Communications, Inc.
577 639 777 204 Bell Advanced Communications
852 605 1096 371 Telus Advanced Communications
5668 601 160 17 CenturyTel Internet Holdings,
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4755 1210 1138 Videsh Sanchar Nigam Ltd. Aut
11492 1047 1025 Cable One
4134 1281 1006 CHINANET-BACKBONE
8151 1209 998 UniNet S.A. de C.V.
18566 1004 995 Covad Communications
6478 1093 961 AT&T Worldnet Services
4323 1263 903 Time Warner Telecom
9498 974 902 BHARTI BT INTERNET LTD.
9583 1105 716 Sify Limited
22773 710 669 Cox Communications, Inc.
17488 672 638 Hathway IP Over Cable Interne
5668 601 584 CenturyTel Internet Holdings,
19262 772 565 Verizon Global Networks
7545 628 548 TPG Internet Pty Ltd
19916 568 517 OLM LLC
7018 1517 514 AT&T WorldNet Services
6197 1029 513 BellSouth Network Solutions,
18101 537 509 Reliance Infocom Ltd Internet
7029 584 505 Alltel Information Services,
4668 507 497 LG-EDS Systems Inc.
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
65534 PRIVATE 10.11.12.0/24 10886 University of Maryla
65332 PRIVATE 63.166.106.192/27 1803 SPRINT
65242 PRIVATE 64.222.142.0/24 13674 Bell Atlantic Global
64692 PRIVATE 83.168.224.0/24 35041 Crystone Autonomous
64858 PRIVATE 84.36.180.0/24 20858 EgyNet
65100 PRIVATE 129.6.112.0/24 10886 University of Maryla
65027 PRIVATE 135.196.97.168/29 8190 VIATEL
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
65011 PRIVATE 203.116.243.0/24 4657 Starhub Internet, Si
24410 UNALLOCATED 203.119.28.0/24 4134 CHINANET-BACKBONE
64588 PRIVATE 207.107.179.0/24 2491 fONOROLA
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
10.11.12.0/24 65534 *
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 /8:19 /9:9 /10:13 /11:34 /12:126
/13:249 /14:452 /15:872 /16:9402 /17:3910 /18:6498
/19:13601 /20:15605 /21:14115 /22:18556 /23:20062 /24:122689
/25:1014 /26:1117 /27:564 /28:256 /29:193 /30:464
/31:0 /32:108
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
701 3749 4997 UUNET Technologies, Inc.
6478 1084 1093 AT&T Worldnet Services
11492 1033 1047 Cable One
18566 986 1004 Covad Communications
9583 943 1105 Sify Limited
23577 912 926 Korea Telecom (ATM-MPLS)
2119 853 953 Telenor Internet Access
2386 829 1131 AT&T Data Communications Serv
7018 813 1517 AT&T WorldNet Services
6197 795 1029 BellSouth Network Solutions,
7011 694 791 Citizens Utilities
9498 638 974 BHARTI BT INTERNET LTD.
4755 604 1210 Videsh Sanchar Nigam Ltd. Aut
4766 590 783 Korea Telecom (KIX)
8151 585 1209 UniNet S.A. de C.V.
19916 563 568 OLM LLC
705 558 862 UUNET Technologies, Inc.
7046 537 786 UUNET Technologies, Inc.
4323 523 1263 Time Warner Telecom
15270 498 531 PaeTec.net -a division of Pae
Number of /24s announced per /8 block (Global)
----------------------------------------------
4:8 7:1 8:79 9:3 10:1 12:1815
15:19 16:3 17:3 18:8 20:37 24:943
25:1 32:174 38:308 40:60 41:125 43:6
44:2 47:5 52:4 55:2 56:3 57:53
58:397 59:341 60:275 61:947 62:1024 63:3397
64:3170 65:3725 66:3377 67:819 68:638 69:1836
70:503 71:104 72:1323 73:1 74:439 75:261
76:51 77:150 80:850 81:815 82:731 83:397
84:446 85:829 86:361 87:471 88:268 89:888
90:6 91:273 97:6 116:57 121:184 122:521
123:95 124:798 125:926 128:281 129:220 130:123
131:345 132:52 133:11 134:192 135:39 136:183
137:83 138:138 139:117 140:481 141:170 142:395
143:229 144:293 145:43 146:323 147:120 148:385
149:147 150:115 151:159 152:94 153:120 154:5
155:253 156:151 157:188 158:161 159:157 160:105
161:93 162:235 163:177 164:461 165:407 166:234
167:281 168:498 169:119 170:399 171:16 172:1
189:427 190:600 192:5828 193:3818 194:3132 195:2299
196:998 198:3867 199:3382 200:4771 201:987 202:7307
203:7536 204:4095 205:2202 206:2577 207:3128 208:3332
209:3714 210:2494 211:983 212:1360 213:1552 214:402
215:40 216:4178 217:1148 218:374 219:361 220:962
221:412 222:261
End of report
