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[bgp-stats] Routing Table Report - Oregon IX view
Routing Table Report 00:00 GMT Sun 10 Sep, 2006
Analysis Summary
----------------
BGP routing table entries examined: 210540
Prefixes after maximum aggregation: 109453
Unique aggregates announced to Internet: 95760
Total ASes present in the Internet Routing Table: 23151
Origin-only ASes present in the Internet Routing Table: 20099
Origin ASes announcing only one prefix: 9649
Transit ASes present in the Internet Routing Table: 3052
Transit-only ASes present in the Internet Routing Table: 72
Average AS path length visible in the Internet Routing Table: 3.5
Max AS path length visible: 29
Max AS path prepend of ASN (36728) 27
Prefixes from unregistered ASNs in the Routing Table: 27
Unregistered ASNs in the Routing Table: 19
Special use prefixes present in the Routing Table: 8
Prefixes being announced from unallocated address space: 10
Number of addresses announced to Internet: 1580956669
Equivalent to 94 /8s, 59 /16s and 123 /24s
Percentage of available address space announced: 42.7
Percentage of allocated address space announced: 60.5
Percentage of available address space allocated: 70.5
Total number of prefixes smaller than registry allocations: 108544
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 44696
Total APNIC prefixes after maximum aggregation: 17545
Prefixes being announced from the APNIC address blocks: 42176
Unique aggregates announced from the APNIC address blocks: 18290
APNIC Region origin ASes present in the Internet Routing Table: 2699
APNIC Region origin ASes announcing only one prefix: 758
APNIC Region transit ASes present in the Internet Routing Table: 412
Average APNIC Region AS path length visible: 4.2
Max APNIC Region AS path length visible: 25
Number of APNIC addresses announced to Internet: 262105216
Equivalent to 15 /8s, 159 /16s and 104 /24s
Percentage of available APNIC address space announced: 82.0
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: 110301
Total ARIN prefixes after maximum aggregation: 60487
Prefixes being announced from the ARIN address blocks: 82416
Unique aggregates announced from the ARIN address blocks: 27609
ARIN Region origin ASes present in the Internet Routing Table: 10978
ARIN Region origin ASes announcing only one prefix: 4143
ARIN Region transit ASes present in the Internet Routing Table: 1033
Average ARIN Region AS path length visible: 3.0
Max ARIN Region AS path length visible: 29
Number of ARIN addresses announced to Internet: 296848993
Equivalent to 17 /8s, 177 /16s and 142 /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: 40839
Total RIPE prefixes after maximum aggregation: 26680
Prefixes being announced from the RIPE address blocks: 37949
Unique aggregates announced from the RIPE address blocks: 24724
RIPE Region origin ASes present in the Internet Routing Table: 8521
RIPE Region origin ASes announcing only one prefix: 4460
RIPE Region transit ASes present in the Internet Routing Table: 1422
Average RIPE Region AS path length visible: 3.8
Max RIPE Region AS path length visible: 23
Number of RIPE addresses announced to Internet: 263782048
Equivalent to 15 /8s, 184 /16s and 254 /24s
Percentage of available RIPE address space announced: 71.5
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: 12327
Total LACNIC prefixes after maximum aggregation: 3807
Prefixes being announced from the LACNIC address blocks: 10362
Unique aggregates announced from the LACNIC address blocks: 6071
LACNIC Region origin ASes present in the Internet Routing Table: 720
LACNIC Region origin ASes announcing only one prefix: 241
LACNIC Region transit ASes present in the Internet Routing Table: 127
Average LACNIC Region AS path length visible: 4.3
Max LACNIC Region AS path length visible: 26
Number of LACNIC addresses announced to Internet: 32427776
Equivalent to 1 /8s, 238 /16s and 207 /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: 2351
Total AfriNIC prefixes after maximum aggregation: 934
Prefixes being announced from the AfriNIC address blocks: 1660
Unique aggregates announced from the AfriNIC address blocks: 999
AfriNIC Region origin ASes present in the Internet Routing Table: 161
AfriNIC Region origin ASes announcing only one prefix: 47
AfriNIC Region transit ASes present in the Internet Routing Table: 25
Average AfriNIC Region AS path length visible: 3.7
Max AfriNIC Region AS path length visible: 16
Number of AfriNIC addresses announced to Internet: 4240896
Equivalent to 0 /8s, 64 /16s and 182 /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 1305 8111 240 CHINANET-BACKBONE
4755 983 255 65 Videsh Sanchar Nigam Ltd. Aut
9583 955 109 15 Sify Limited
9498 849 212 71 BHARTI BT INTERNET LTD.
4766 762 4436 310 Korea Telecom (KIX)
1221 644 1780 477 Telstra Pty Ltd
4538 600 2718 32 China Education and Research
7545 538 124 73 TPG Internet Pty Ltd
17488 529 33 11 Hathway IP Over Cable Interne
17676 498 10933 62 Softbank BB Corp.
9443 454 111 74 Primus Telecommunications
18101 448 85 18 Reliance Infocom Ltd Internet
17849 425 31 128 Telecommunications Technology
4802 408 84 147 Wantree Development
4812 395 732 60 China Telecom (Shanghai)
17974 374 129 12 PT TELEKOMUNIKASI INDONESIA
17557 355 28 170 Pakistan Telecom
7474 354 210 223 SingTel Optus Pty Ltd
2907 339 1734 312 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 259 42 14 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 231 462 220 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
3300 175 171 96 AUCS Communications Services
786 171 1779 171 The JANET IP Service
8866 169 37 15 Bulgarian Telecommunication C
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
701 4979 6791 780 UUNET Technologies, Inc.
4323 3239 775 291 Time Warner Telecom
7018 1488 6283 959 AT&T WorldNet Services
705 1476 556 647 UUNET Technologies, Inc.
6197 1029 640 479 BellSouth Network Solutions,
2386 967 563 735 AT&T Data Communications Serv
721 966 21909 306 DLA Systems Automation Center
18566 959 272 8 Covad Communications
174 936 5769 877 Cogent Communications
1239 849 2766 601 Sprint
7046 828 234 677 UUNET Technologies, Inc.
19262 740 2296 190 Verizon Global Networks
20115 740 662 386 Charter Communications
11492 734 90 14 Cable One
22773 697 1744 42 Cox Communications, Inc.
209 690 3646 544 Qwest
7011 666 206 420 Citizens Utilities
852 602 1068 384 Telus Advanced Communications
19916 564 48 56 OLM LLC
2686 549 4321 97 IBM
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4323 3239 2948 Time Warner Telecom
4134 1305 1065 CHINANET-BACKBONE
18566 959 951 Covad Communications
9583 955 940 Sify Limited
4755 983 918 Videsh Sanchar Nigam Ltd. Aut
705 1476 829 UUNET Technologies, Inc.
9498 849 778 BHARTI BT INTERNET LTD.
11492 734 720 Cable One
721 966 660 DLA Systems Automation Center
22773 697 655 Cox Communications, Inc.
4538 600 568 China Education and Research
6197 1029 550 BellSouth Network Solutions,
19262 740 550 Verizon Global Networks
7018 1488 529 AT&T WorldNet Services
5668 537 519 CenturyTel Internet Holdings,
17488 529 518 Hathway IP Over Cable Interne
19916 564 508 OLM LLC
855 545 476 Canadian Research Network
7545 538 465 TPG Internet Pty Ltd
4766 762 452 Korea Telecom (KIX)
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
65128 PRIVATE 193.110.50.0/24 24652 Juniper Networks, Eu
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
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
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 /16:9007 /17:3515 /18:5777
/19:12476 /20:14212 /21:12606 /22:16185 /23:17430 /24:115458
/25:509 /26:497 /27:284 /28:224 /29:203 /30:513
/31:0 /32:117
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
701 3703 4979 UUNET Technologies, Inc.
4323 1933 3239 Time Warner Telecom
18566 942 959 Covad Communications
705 923 1476 UUNET Technologies, Inc.
6197 809 1029 BellSouth Network Solutions,
9583 785 955 Sify Limited
7018 779 1488 AT&T WorldNet Services
11492 722 734 Cable One
2386 685 967 AT&T Data Communications Serv
7046 584 828 UUNET Technologies, Inc.
4766 572 762 Korea Telecom (KIX)
7011 572 666 Citizens Utilities
19916 558 564 OLM LLC
2686 505 549 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 417 983 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 57:49 58:239
59:296 60:170 61:920 62:973 63:3375 64:3491
65:3626 66:3902 67:666 68:653 69:1634 70:388
71:89 72:905 74:78 75:7 80:809 81:698
82:671 83:373 84:406 85:649 86:353 87:444
88:176 89:442 121:31 122:5 123:1 124:365
125:633 128:150 129:217 130:118 131:314 132:38
133:8 134:163 135:48 136:178 137:98 138:224
139:133 140:521 141:135 142:381 143:192 144:237
145:43 146:319 147:141 148:359 149:179 150:113
151:119 152:79 153:117 154:6 155:221 156:172
157:179 158:164 159:172 160:99 161:88 162:218
163:166 164:492 165:226 166:183 167:245 168:600
169:129 170:360 171:11 190:203 192:5835 193:3436
194:2793 195:2197 196:911 198:4031 199:3398 200:4668
201:926 202:6957 203:7194 204:4104 205:2219 206:2826
207:3595 208:3048 209:3829 210:2245 211:906 212:1362
213:1500 214:367 215:41 216:4387 217:1324 218:359
219:289 220:797 221:388 222:256
End of report
