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[bgp-stats] Routing Table Report - Oregon IX view
Routing Table Report 00:00 GMT Sat 09 Sep, 2006
Analysis Summary
----------------
BGP routing table entries examined: 210460
Prefixes after maximum aggregation: 109449
Unique aggregates announced to Internet: 95906
Total ASes present in the Internet Routing Table: 23145
Origin-only ASes present in the Internet Routing Table: 20051
Origin ASes announcing only one prefix: 9647
Transit ASes present in the Internet Routing Table: 3094
Transit-only ASes present in the Internet Routing Table: 69
Average AS path length visible in the Internet Routing Table: 3.6
Max AS path length visible: 30
Max AS path prepend of ASN (36728) 27
Prefixes from unregistered ASNs in the Routing Table: 25
Unregistered ASNs in the Routing Table: 17
Special use prefixes present in the Routing Table: 8
Prefixes being announced from unallocated address space: 10
Number of addresses announced to Internet: 1580603901
Equivalent to 94 /8s, 54 /16s and 25 /24s
Percentage of available address space announced: 42.6
Percentage of allocated address space announced: 60.5
Percentage of available address space allocated: 70.5
Total number of prefixes smaller than registry allocations: 108484
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 44645
Total APNIC prefixes after maximum aggregation: 17528
Prefixes being announced from the APNIC address blocks: 42175
Unique aggregates announced from the APNIC address blocks: 18331
APNIC Region origin ASes present in the Internet Routing Table: 2699
APNIC Region origin ASes announcing only one prefix: 760
APNIC Region transit ASes present in the Internet Routing Table: 418
Average APNIC Region AS path length visible: 4.1
Max APNIC Region AS path length visible: 25
Number of APNIC addresses announced to Internet: 262079104
Equivalent to 15 /8s, 159 /16s and 2 /24s
Percentage of available APNIC address space announced: 81.9
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, 121/8, 122/7, 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: 110256
Total ARIN prefixes after maximum aggregation: 60447
Prefixes being announced from the ARIN address blocks: 82348
Unique aggregates announced from the ARIN address blocks: 27674
ARIN Region origin ASes present in the Internet Routing Table: 10973
ARIN Region origin ASes announcing only one prefix: 4144
ARIN Region transit ASes present in the Internet Routing Table: 1057
Average ARIN Region AS path length visible: 3.1
Max ARIN Region AS path length visible: 30
Number of ARIN addresses announced to Internet: 296853601
Equivalent to 17 /8s, 177 /16s and 160 /24s
Percentage of available ARIN address space announced: 76.9
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, 199/8, 204/6,
208/7 and 216/8
RIPE Region Analysis Summary
----------------------------
Prefixes being announced by RIPE Region ASes: 40895
Total RIPE prefixes after maximum aggregation: 26726
Prefixes being announced from the RIPE address blocks: 37969
Unique aggregates announced from the RIPE address blocks: 24755
RIPE Region origin ASes present in the Internet Routing Table: 8525
RIPE Region origin ASes announcing only one prefix: 4455
RIPE Region transit ASes present in the Internet Routing Table: 1423
Average RIPE Region AS path length visible: 3.8
Max RIPE Region AS path length visible: 21
Number of RIPE addresses announced to Internet: 263636384
Equivalent to 15 /8s, 182 /16s and 197 /24s
Percentage of available RIPE address space announced: 71.4
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
40960-41983
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: 12312
Total LACNIC prefixes after maximum aggregation: 3810
Prefixes being announced from the LACNIC address blocks: 10352
Unique aggregates announced from the LACNIC address blocks: 6068
LACNIC Region origin ASes present in the Internet Routing Table: 719
LACNIC Region origin ASes announcing only one prefix: 241
LACNIC Region transit ASes present in the Internet Routing Table: 130
Average LACNIC Region AS path length visible: 4.9
Max LACNIC Region AS path length visible: 24
Number of LACNIC addresses announced to Internet: 32426496
Equivalent to 1 /8s, 238 /16s and 202 /24s
Percentage of available LACNIC address space announced: 48.3
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: 2328
Total AfriNIC prefixes after maximum aggregation: 938
Prefixes being announced from the AfriNIC address blocks: 1647
Unique aggregates announced from the AfriNIC address blocks: 1008
AfriNIC Region origin ASes present in the Internet Routing Table: 160
AfriNIC Region origin ASes announcing only one prefix: 47
AfriNIC Region transit ASes present in the Internet Routing Table: 24
Average AfriNIC Region AS path length visible: 3.9
Max AfriNIC Region AS path length visible: 16
Number of AfriNIC addresses announced to Internet: 4231680
Equivalent to 0 /8s, 64 /16s and 146 /24s
Percentage of available AfriNIC address space announced: 12.6
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 1303 8111 240 CHINANET-BACKBONE
4755 980 255 65 Videsh Sanchar Nigam Ltd. Aut
9583 953 109 15 Sify Limited
9498 849 212 71 BHARTI BT INTERNET LTD.
4766 762 4436 310 Korea Telecom (KIX)
1221 647 1780 478 Telstra Pty Ltd
4538 600 2718 32 China Education and Research
7545 539 124 74 TPG Internet Pty Ltd
17488 529 33 11 Hathway IP Over Cable Interne
17676 498 10933 62 Softbank BB Corp.
9443 450 111 83 Primus Telecommunications
18101 448 85 18 Reliance Infocom Ltd Internet
17849 425 31 128 Telecommunications Technology
4802 412 84 150 Wantree Development
4812 395 732 60 China Telecom (Shanghai)
7474 356 210 225 SingTel Optus Pty Ltd
17557 356 28 172 Pakistan Telecom
17974 354 129 12 PT TELEKOMUNIKASI INDONESIA
2907 340 1734 313 SINET Japan
4837 323 3555 138 chinanet IDC center beijing n
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
702 551 1944 433 UUNET - Commercial IP service
3215 390 1760 98 France Telecom Transpac
3301 314 1186 299 TeliaNet Sweden
3320 298 5013 243 Deutsche Telekom AG
8220 283 471 266 COLT Telecommunications
24863 258 42 13 LINKdotNET AS number
1257 249 740 167 SWIPnet Swedish IP Network
680 248 2041 244 DFN-IP service G-WiN
6746 243 90 222 Dynamic Network Technologies,
5089 240 1657 51 NTL Group Limited
3246 232 462 221 Song Networks
8708 216 278 203 Romania Data Systems S.A.
3269 202 2246 73 TELECOM ITALIA
8551 202 182 27 Bezeq International
30890 199 18 81 SC Kappa Invexim SRL
6830 195 879 43 UPC Distribution Services
5416 181 12 7 BATELCO-BH
8866 180 37 15 Bulgarian Telecommunication C
3300 176 171 97 AUCS Communications Services
786 170 1779 170 The JANET IP Service
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
701 4969 6774 772 UUNET Technologies, Inc.
4323 3241 776 294 Time Warner Telecom
7018 1478 6266 951 AT&T WorldNet Services
705 1475 556 646 UUNET Technologies, Inc.
6197 1030 640 479 BellSouth Network Solutions,
721 967 21893 305 DLA Systems Automation Center
2386 966 563 734 AT&T Data Communications Serv
18566 959 272 8 Covad Communications
174 937 5769 878 Cogent Communications
1239 845 2765 598 Sprint
7046 828 234 677 UUNET Technologies, Inc.
20115 741 663 385 Charter Communications
19262 739 2280 189 Verizon Global Networks
11492 733 90 14 Cable One
22773 701 1744 46 Cox Communications, Inc.
209 690 3646 544 Qwest
7011 666 206 420 Citizens Utilities
852 602 1068 384 Telus Advanced Communications
19916 565 49 54 OLM LLC
2686 559 4321 98 IBM
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4323 3241 2947 Time Warner Telecom
4134 1303 1063 CHINANET-BACKBONE
18566 959 951 Covad Communications
9583 953 938 Sify Limited
4755 980 915 Videsh Sanchar Nigam Ltd. Aut
705 1475 829 UUNET Technologies, Inc.
9498 849 778 BHARTI BT INTERNET LTD.
11492 733 719 Cable One
721 967 662 DLA Systems Automation Center
22773 701 655 Cox Communications, Inc.
4538 600 568 China Education and Research
6197 1030 551 BellSouth Network Solutions,
19262 739 550 Verizon Global Networks
7018 1478 527 AT&T WorldNet Services
5668 537 519 CenturyTel Internet Holdings,
17488 529 518 Hathway IP Over Cable Interne
19916 565 511 OLM LLC
855 545 476 Canadian Research Network
7545 539 465 TPG Internet Pty Ltd
2686 559 461 IBM
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
64666 PRIVATE 2.2.2.0/24 8001 Net Access Corporati
65515 PRIVATE 66.118.93.0/24 6536 MountainNet, Inc.
65473 PRIVATE 66.246.179.0/24 8001 Net Access Corporati
64500 RESERVED 81.17.39.128/27 24587 AS for Internet Onli
65515 PRIVATE 87.251.34.0/24 12859 Business Internet Tr
65515 PRIVATE 87.251.36.0/24 12859 Business Internet Tr
64857 PRIVATE 89.185.188.0/24 39847 C@P CONNEXION
64857 PRIVATE 89.185.189.0/24 39847 C@P CONNEXION
65014 PRIVATE 135.196.176.96/27 8190 VIATEL
24409 UNALLOCATED 203.119.29.0/24 9808 Guangdong Mobile Com
65010 PRIVATE 212.2.12.160/28 8190 VIATEL
65016 PRIVATE 212.2.26.64/29 8190 VIATEL
65016 PRIVATE 212.2.31.184/30 8190 VIATEL
64565 PRIVATE 212.111.35.128/27 4513 PFM Communications,
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
64560 PRIVATE 213.219.53.192/26 4513 PFM Communications,
65013 PRIVATE 213.235.33.0/27 8190 VIATEL
65017 PRIVATE 213.235.48.96/28 8190 VIATEL
65000 PRIVATE 216.136.11.0/24 27182 Peregrine Capital Ma
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
0.0.0.0/8 3303 Swisscom Ltd
169.254.0.0/16 8895 KACST/ISU Riyadh Autonomous S
172.16.2.32/27 6325 Illinois Century Network
172.16.2.80/28 6325 Illinois Century Network
172.31.31.0/30 6325 Illinois Century Network
192.0.2.0/24 8895 KACST/ISU Riyadh Autonomous S
192.168.83.0/24 292 Energy Sciences Network
198.18.0.0/15 8895 KACST/ISU Riyadh Autonomous S
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
2.2.2.0/24 64666 PRIVATE ASN
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
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
192.84.205.0/24 719 LANLINK autonomous system
192.172.0.0/19 721 DLA Systems Automation Center
192.249.0.0/20 3450 University of Tennessee, Knox
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 /11:31 /12:105
/13:219 /14:383 /15:748 /16:9003 /17:3513 /18:5774
/19:12478 /20:14204 /21:12607 /22:16112 /23:17425 /24:115485
/25:503 /26:494 /27:285 /28:221 /29:200 /30:512
/31:0 /32:117
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
701 3706 4969 UUNET Technologies, Inc.
4323 1932 3241 Time Warner Telecom
18566 942 959 Covad Communications
705 923 1475 UUNET Technologies, Inc.
6197 810 1030 BellSouth Network Solutions,
9583 783 953 Sify Limited
7018 777 1478 AT&T WorldNet Services
11492 721 733 Cable One
2386 685 966 AT&T Data Communications Serv
7046 584 828 UUNET Technologies, Inc.
4766 572 762 Korea Telecom (KIX)
7011 572 666 Citizens Utilities
19916 559 565 OLM LLC
2686 514 559 IBM
9498 505 849 BHARTI BT INTERNET LTD.
15270 438 469 PaeTec.net -a division of Pae
855 423 545 Canadian Research Network
5668 420 537 CenturyTel Internet Holdings,
4755 415 980 Videsh Sanchar Nigam Ltd. Aut
17849 413 425 Telecommunications Technology
Number of /24s announced per /8 block (Global)
----------------------------------------------
2:1 4:9 8:46 11:1 12:1632 13:1
15:16 16:3 17:3 18:4 20:41 24:826
25:1 32:268 38:254 40:55 41:17 44:3
47:6 52:4 55:1 56:3 57:53 58:240
59:296 60:165 61:921 62:975 63:3376 64:3491
65:3623 66:3900 67:667 68:653 69:1634 70:388
71:89 72:905 74:78 75:7 80:807 81:697
82:673 83:374 84:408 85:647 86:344 87:449
88:176 89:446 121:31 122:5 123:1 124:391
125:635 128:150 129:206 130:118 131:314 132:38
133:9 134:163 135:48 136:178 137:98 138:224
139:133 140:521 141:135 142:380 143:192 144:236
145:43 146:326 147:141 148:359 149:180 150:112
151:119 152:79 153:117 154:6 155:221 156:172
157:179 158:162 159:174 160:95 161:88 162:218
163:165 164:492 165:227 166:183 167:245 168:601
169:129 170:360 171:11 190:193 192:5836 193:3432
194:2793 195:2214 196:908 198:4031 199:3389 200:4673
201:927 202:7005 203:7200 204:4108 205:2174 206:2825
207:3593 208:3054 209:3829 210:2246 211:904 212:1365
213:1500 214:368 215:41 216:4384 217:1320 218:359
219:301 220:796 221:388 222:242
End of report
