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[bgp-stats] Routing Table Report - Oregon IX view
Routing Table Report 00:00 GMT Sat 12 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/2007/05/12
Analysis Summary
----------------
BGP routing table entries examined: 230164
Prefixes after maximum aggregation: 119500
Deaggregation factor: 1.93
Unique aggregates announced to Internet: 106899
Total ASes present in the Internet Routing Table: 25230
Prefixes per ASN: 9.12
Origin-only ASes present in the Internet Routing Table: 21838
Origin ASes announcing only one prefix: 10594
Transit ASes present in the Internet Routing Table: 3392
Transit-only ASes present in the Internet Routing Table: 82
Average AS path length visible in the Internet Routing Table: 3.9
Max AS path length visible: 37
Max AS path prepend of ASN (31258) 21
Prefixes from unregistered ASNs in the Routing Table: 42
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: 1718087164
Equivalent to 102 /8s, 103 /16s and 237 /24s
Percentage of available address space announced: 46.4
Percentage of allocated address space announced: 62.9
Percentage of available address space allocated: 73.7
Total number of prefixes smaller than registry allocations: 123152
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 51803
Total APNIC prefixes after maximum aggregation: 20476
APNIC Deaggregation factor: 2.53
Prefixes being announced from the APNIC address blocks: 48682
Unique aggregates announced from the APNIC address blocks: 21267
APNIC Region origin ASes present in the Internet Routing Table: 2944
APNIC Prefixes per ASN: 16.54
APNIC Region origin ASes announcing only one prefix: 780
APNIC Region transit ASes present in the Internet Routing Table: 450
Average APNIC Region AS path length visible: 4.4
Max APNIC Region AS path length visible: 21
Number of APNIC addresses announced to Internet: 292904812
Equivalent to 17 /8s, 117 /16s and 95 /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: 113212
Total ARIN prefixes after maximum aggregation: 63331
ARIN Deaggregation factor: 1.79
Prefixes being announced from the ARIN address blocks: 84506
Unique aggregates announced from the ARIN address blocks: 30552
ARIN Region origin ASes present in the Internet Routing Table: 11565
ARIN Prefixes per ASN: 7.31
ARIN Region origin ASes announcing only one prefix: 4426
ARIN Region transit ASes present in the Internet Routing Table: 1105
Average ARIN Region AS path length visible: 3.3
Max ARIN Region AS path length visible: 18
Number of ARIN addresses announced to Internet: 332363744
Equivalent to 19 /8s, 207 /16s and 119 /24s
Percentage of available ARIN address space announced: 73.4
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: 47375
Total RIPE prefixes after maximum aggregation: 30513
RIPE Deaggregation factor: 1.55
Prefixes being announced from the RIPE address blocks: 43953
Unique aggregates announced from the RIPE address blocks: 28119
RIPE Region origin ASes present in the Internet Routing Table: 9658
RIPE Prefixes per ASN: 4.55
RIPE Region origin ASes announcing only one prefix: 5076
RIPE Region transit ASes present in the Internet Routing Table: 1606
Average RIPE Region AS path length visible: 4.5
Max RIPE Region AS path length visible: 37
Number of RIPE addresses announced to Internet: 306074944
Equivalent to 18 /8s, 62 /16s and 85 /24s
Percentage of available RIPE address space announced: 76.0
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: 15066
Total LACNIC prefixes after maximum aggregation: 4130
LACNIC Deaggregation factor: 3.65
Prefixes being announced from the LACNIC address blocks: 13169
Unique aggregates announced from the LACNIC address blocks: 7196
LACNIC Region origin ASes present in the Internet Routing Table: 790
LACNIC Prefixes per ASN: 16.67
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: 5.0
Max LACNIC Region AS path length visible: 26
Number of LACNIC addresses announced to Internet: 38764288
Equivalent to 2 /8s, 79 /16s and 127 /24s
Percentage of available LACNIC address space announced: 57.8
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: 2663
Total AfriNIC prefixes after maximum aggregation: 1040
AfriNIC Deaggregation factor: 2.56
Prefixes being announced from the AfriNIC address blocks: 2017
Unique aggregates announced from the AfriNIC address blocks: 1181
AfriNIC Region origin ASes present in the Internet Routing Table: 190
AfriNIC Prefixes per ASN: 10.62
AfriNIC Region origin ASes announcing only one prefix: 56
AfriNIC Region transit ASes present in the Internet Routing Table: 35
Average AfriNIC Region AS path length visible: 4.1
Max AfriNIC Region AS path length visible: 16
Number of AfriNIC addresses announced to Internet: 6030080
Equivalent to 0 /8s, 92 /16s and 3 /24s
Percentage of available AfriNIC address space announced: 18.0
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 1282 9589 276 CHINANET-BACKBONE
4755 1212 382 70 Videsh Sanchar Nigam Ltd. Aut
9583 1107 79 381 Sify Limited
9498 979 469 72 BHARTI BT INTERNET LTD.
23577 926 35 822 Korea Telecom (ATM-MPLS)
4766 783 4943 312 Korea Telecom (KIX)
17488 676 44 35 Hathway IP Over Cable Interne
7545 630 142 80 TPG Internet Pty Ltd
1221 588 1954 435 Telstra Pty Ltd
18101 536 116 28 Reliance Infocom Ltd Internet
4668 508 68 10 LG-EDS Systems Inc.
17676 504 10935 65 Softbank BB Corp.
7474 484 217 269 SingTel Optus Pty Ltd
4812 455 807 73 China Telecom (Shanghai)
9443 453 115 75 Primus Telecommunications
9942 444 77 117 COMindico Australia
4802 361 86 147 Wantree Development
17557 355 37 169 Pakistan Telecom
17974 350 129 12 PT TELEKOMUNIKASI INDONESIA
4837 344 4709 159 chinanet IDC center beijing n
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
2119 953 912 651 Telenor Internet Access
702 519 1925 412 UUNET - Commercial IP service
24863 343 47 29 LINKdotNET AS number
5089 310 1658 53 NTL Group Limited
3301 309 1455 289 TeliaNet Sweden
3320 303 4993 251 Deutsche Telekom AG
6746 277 128 254 Dynamic Network Technologies,
680 257 2044 250 DFN-IP service G-WiN
8220 254 460 244 COLT Telecommunications
3215 238 2254 95 France Telecom Transpac
1257 237 1180 170 SWIPnet Swedish IP Network
8708 234 287 228 Romania Data Systems S.A.
3269 216 2647 74 TELECOM ITALIA
3246 212 341 198 Song Networks
8551 208 197 27 Bezeq International
3352 203 1783 37 Ibernet, Internet Access Netw
30890 202 17 94 SC Kappa Invexim SRL
20858 196 34 4 EgyNet
9116 193 136 25 Goldenlines main autonomous s
3300 191 171 92 AUCS Communications Services
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
701 5027 6644 724 UUNET Technologies, Inc.
7018 1509 10216 995 AT&T WorldNet Services
4323 1261 1027 359 Time Warner Telecom
2386 1133 580 753 AT&T Data Communications Serv
6478 1094 339 133 AT&T Worldnet Services
11492 1047 104 22 Cable One
6197 1034 688 508 BellSouth Network Solutions,
18566 1006 288 9 Covad Communications
174 969 6792 876 Cogent Communications
705 844 498 373 UUNET Technologies, Inc.
20115 816 741 432 Charter Communications
1239 809 2699 571 Sprint
7011 792 226 473 Citizens Utilities
7046 784 264 645 UUNET Technologies, Inc.
19262 772 2604 207 Verizon Global Networks
209 730 3847 584 Qwest
22773 714 1888 43 Cox Communications, Inc.
577 642 777 204 Bell Advanced Communications
852 605 1096 371 Telus Advanced Communications
5668 600 160 17 CenturyTel Internet Holdings,
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4755 1212 1142 Videsh Sanchar Nigam Ltd. Aut
11492 1047 1025 Cable One
4134 1282 1006 CHINANET-BACKBONE
18566 1006 997 Covad Communications
8151 1206 993 UniNet S.A. de C.V.
6478 1094 961 AT&T Worldnet Services
9498 979 907 BHARTI BT INTERNET LTD.
4323 1261 902 Time Warner Telecom
9583 1107 726 Sify Limited
22773 714 671 Cox Communications, Inc.
17488 676 641 Hathway IP Over Cable Interne
5668 600 583 CenturyTel Internet Holdings,
19262 772 565 Verizon Global Networks
7545 630 550 TPG Internet Pty Ltd
6197 1034 526 BellSouth Network Solutions,
19916 568 517 OLM LLC
7018 1509 514 AT&T WorldNet Services
7029 587 508 Alltel Information Services,
18101 536 508 Reliance Infocom Ltd Internet
4668 508 498 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
65019 PRIVATE 63.138.117.0/24 19034 Norcom Networks Corp
65332 PRIVATE 63.166.106.192/27 1803 SPRINT
47588 UNALLOCATED 64.71.19.0/24 33544 WiLine Networks Inc.
47588 UNALLOCATED 64.71.29.0/24 33544 WiLine Networks Inc.
65242 PRIVATE 64.222.142.0/24 13674 Bell Atlantic Global
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
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 /10:14 /11:34 /12:126
/13:250 /14:452 /15:874 /16:9406 /17:3913 /18:6518
/19:13617 /20:15624 /21:14142 /22:18596 /23:20106 /24:122730
/25:1024 /26:1134 /27:561 /28:255 /29:192 /30:463
/31:0 /32:105
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
701 3778 5027 UUNET Technologies, Inc.
6478 1085 1094 AT&T Worldnet Services
11492 1033 1047 Cable One
18566 988 1006 Covad Communications
9583 946 1107 Sify Limited
23577 912 926 Korea Telecom (ATM-MPLS)
2119 855 953 Telenor Internet Access
2386 829 1133 AT&T Data Communications Serv
7018 814 1509 AT&T WorldNet Services
6197 795 1034 BellSouth Network Solutions,
7011 695 792 Citizens Utilities
9498 643 979 BHARTI BT INTERNET LTD.
4755 607 1212 Videsh Sanchar Nigam Ltd. Aut
4766 590 783 Korea Telecom (KIX)
8151 583 1206 UniNet S.A. de C.V.
19916 563 568 OLM LLC
705 550 844 UUNET Technologies, Inc.
7046 539 784 UUNET Technologies, Inc.
4323 521 1261 Time Warner Telecom
15270 498 531 PaeTec.net -a division of Pae
Number of /24s announced per /8 block (Global)
----------------------------------------------
4:8 7:1 8:80 9:3 10:1 12:1814
13:1 15:19 16:3 17:3 18:8 20:37
24:945 25:1 32:128 38:311 40:60 41:121
43:6 44:2 47:5 52:4 55:2 56:3
57:53 58:397 59:342 60:278 61:953 62:1023
63:3393 64:3192 65:3722 66:3386 67:817 68:634
69:1841 70:506 71:104 72:1327 73:1 74:446
75:260 76:51 77:183 80:857 81:812 82:726
83:403 84:422 85:830 86:361 87:471 88:271
89:891 90:6 91:292 97:6 116:53 121:173
122:526 123:96 124:796 125:930 128:281 129:220
130:124 131:365 132:52 133:11 134:193 135:39
136:183 137:83 138:138 139:113 140:483 141:170
142:395 143:234 144:292 145:43 146:320 147:120
148:383 149:147 150:115 151:159 152:94 153:120
154:5 155:253 156:152 157:189 158:161 159:157
160:105 161:93 162:235 163:176 164:461 165:407
166:235 167:281 168:496 169:120 170:400 171:15
172:1 189:427 190:605 192:5818 193:3827 194:3141
195:2278 196:998 198:3856 199:3368 200:4759 201:1006
202:7316 203:7548 204:4092 205:2197 206:2574 207:3133
208:3328 209:3708 210:2497 211:986 212:1342 213:1561
214:409 215:40 216:4177 217:1149 218:374 219:363
220:962 221:411 222:264
End of report
