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[bgp-stats] Routing Table Report - Oregon IX view
Routing Table Report 00:00 GMT Mon 28 Aug, 2006
Analysis Summary
----------------
BGP routing table entries examined: 209796
Prefixes after maximum aggregation: 109048
Unique aggregates announced to Internet: 95257
Total ASes present in the Internet Routing Table: 23038
Origin-only ASes present in the Internet Routing Table: 20047
Origin ASes announcing only one prefix: 9567
Transit ASes present in the Internet Routing Table: 2991
Transit-only ASes present in the Internet Routing Table: 71
Average AS path length visible in the Internet Routing Table: 4.0
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: 18
Special use prefixes present in the Routing Table: 8
Prefixes being announced from unallocated address space: 10
Number of addresses announced to Internet: 1578135741
Equivalent to 94 /8s, 16 /16s and 112 /24s
Percentage of available address space announced: 42.6
Percentage of allocated address space announced: 61.6
Percentage of available address space allocated: 69.1
Total number of prefixes smaller than registry allocations: 108066
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 44361
Total APNIC prefixes after maximum aggregation: 17474
Prefixes being announced from the APNIC address blocks: 41927
Unique aggregates announced from the APNIC address blocks: 18294
APNIC Region origin ASes present in the Internet Routing Table: 2695
APNIC Region origin ASes announcing only one prefix: 756
APNIC Region transit ASes present in the Internet Routing Table: 407
Average APNIC Region AS path length visible: 4.4
Max APNIC Region AS path length visible: 24
Number of APNIC addresses announced to Internet: 261860224
Equivalent to 15 /8s, 155 /16s and 171 /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: 110066
Total ARIN prefixes after maximum aggregation: 60377
Prefixes being announced from the ARIN address blocks: 82228
Unique aggregates announced from the ARIN address blocks: 27417
ARIN Region origin ASes present in the Internet Routing Table: 10951
ARIN Region origin ASes announcing only one prefix: 4122
ARIN Region transit ASes present in the Internet Routing Table: 1001
Average ARIN Region AS path length visible: 3.5
Max ARIN Region AS path length visible: 29
Number of ARIN addresses announced to Internet: 296127841
Equivalent to 17 /8s, 166 /16s and 141 /24s
Percentage of available ARIN address space announced: 76.7
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: 40629
Total RIPE prefixes after maximum aggregation: 26487
Prefixes being announced from the RIPE address blocks: 37898
Unique aggregates announced from the RIPE address blocks: 24504
RIPE Region origin ASes present in the Internet Routing Table: 8444
RIPE Region origin ASes announcing only one prefix: 4410
RIPE Region transit ASes present in the Internet Routing Table: 1399
Average RIPE Region AS path length visible: 4.7
Max RIPE Region AS path length visible: 28
Number of RIPE addresses announced to Internet: 261972320
Equivalent to 15 /8s, 157 /16s and 97 /24s
Percentage of available RIPE address space announced: 82.2
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, 80/5, 88/6, 193/8, 194/7, 212/7
and 217/8
LACNIC Region Analysis Summary
------------------------------
Prefixes being announced by LACNIC Region ASes: 12313
Total LACNIC prefixes after maximum aggregation: 3764
Prefixes being announced from the LACNIC address blocks: 10352
Unique aggregates announced from the LACNIC address blocks: 6006
LACNIC Region origin ASes present in the Internet Routing Table: 714
LACNIC Region origin ASes announcing only one prefix: 234
LACNIC Region transit ASes present in the Internet Routing Table: 129
Average LACNIC Region AS path length visible: 4.5
Max LACNIC Region AS path length visible: 24
Number of LACNIC addresses announced to Internet: 32209408
Equivalent to 1 /8s, 235 /16s and 122 /24s
Percentage of available LACNIC address space announced: 48.0
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: 2401
Total AfriNIC prefixes after maximum aggregation: 946
Prefixes being announced from the AfriNIC address blocks: 1677
Unique aggregates announced from the AfriNIC address blocks: 1001
AfriNIC Region origin ASes present in the Internet Routing Table: 163
AfriNIC Region origin ASes announcing only one prefix: 45
AfriNIC Region transit ASes present in the Internet Routing Table: 25
Average AfriNIC Region AS path length visible: 4.1
Max AfriNIC Region AS path length visible: 13
Number of AfriNIC addresses announced to Internet: 4217344
Equivalent to 0 /8s, 64 /16s and 90 /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 8142 240 CHINANET-BACKBONE
4755 971 255 62 Videsh Sanchar Nigam Ltd. Aut
9583 947 109 15 Sify Limited
9498 803 211 71 BHARTI BT INTERNET LTD.
4766 751 4435 309 Korea Telecom (KIX)
1221 650 1779 479 Telstra Pty Ltd
4538 607 2717 31 China Education and Research
7545 542 124 74 TPG Internet Pty Ltd
17488 522 32 18 Hathway IP Over Cable Interne
17676 497 10933 62 Softbank BB Corp.
9443 450 111 83 Primus Telecommunications
18101 446 85 18 Reliance Infocom Ltd Internet
17849 411 30 123 Telecommunications Technology
4802 407 84 149 Wantree Development
4812 393 728 59 China Telecom (Shanghai)
17974 373 129 12 PT TELEKOMUNIKASI INDONESIA
7474 358 211 230 SingTel Optus Pty Ltd
17557 358 29 167 Pakistan Telecom
2907 337 1717 310 SINET Japan
4837 320 3539 138 chinanet IDC center beijing n
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
702 557 1947 438 UUNET - Commercial IP service
3215 399 1760 97 France Telecom Transpac
3301 315 1186 300 TeliaNet Sweden
3320 297 5013 240 Deutsche Telekom AG
8220 286 471 268 COLT Telecommunications
24863 254 42 11 LINKdotNET AS number
1257 249 744 168 SWIPnet Swedish IP Network
680 248 2041 244 DFN-IP service G-WiN
6746 243 91 222 Dynamic Network Technologies,
5089 237 1657 48 NTL Group Limited
3246 231 462 221 Song Networks
30890 203 18 84 SC Kappa Invexim SRL
3269 202 2246 73 TELECOM ITALIA
8551 202 182 27 Bezeq International
6830 195 879 43 UPC Distribution Services
8866 184 37 15 Bulgarian Telecommunication C
8708 183 268 173 Romania Data Systems S.A.
5416 181 12 7 BATELCO-BH
3300 175 171 96 AUCS Communications Services
786 172 1779 172 The JANET IP Service
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
701 4994 6796 787 UUNET Technologies, Inc.
4323 3214 769 289 Time Warner Telecom
7018 1488 6267 964 AT&T WorldNet Services
705 1477 556 648 UUNET Technologies, Inc.
6197 1019 637 479 BellSouth Network Solutions,
721 996 21924 309 DLA Systems Automation Center
2386 960 576 717 AT&T Data Communications Serv
18566 958 272 8 Covad Communications
174 949 5770 885 Cogent Communications
1239 851 2799 602 Sprint
7046 821 250 679 UUNET Technologies, Inc.
20115 736 658 385 Charter Communications
19262 733 2268 189 Verizon Global Networks
11492 729 90 16 Cable One
22773 690 1744 43 Cox Communications, Inc.
209 683 3625 538 Qwest
7011 667 207 422 Citizens Utilities
852 604 1068 384 Telus Advanced Communications
6461 603 221 90 AboveNet Communications, Inc.
19916 563 49 54 OLM LLC
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4323 3214 2925 Time Warner Telecom
4134 1305 1065 CHINANET-BACKBONE
18566 958 950 Covad Communications
9583 947 932 Sify Limited
4755 971 909 Videsh Sanchar Nigam Ltd. Aut
705 1477 829 UUNET Technologies, Inc.
9498 803 732 BHARTI BT INTERNET LTD.
11492 729 713 Cable One
721 996 687 DLA Systems Automation Center
22773 690 647 Cox Communications, Inc.
4538 607 576 China Education and Research
19262 733 544 Verizon Global Networks
8151 770 542 UniNet S.A. de C.V.
6197 1019 540 BellSouth Network Solutions,
7018 1488 524 AT&T WorldNet Services
5668 532 514 CenturyTel Internet Holdings,
6461 603 513 AboveNet Communications, Inc.
19916 563 509 OLM LLC
17488 522 504 Hathway IP Over Cable Interne
855 562 489 Canadian Research Network
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
64666 PRIVATE 2.2.2.0/24 8001 Net Access Corporati
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
65014 PRIVATE 135.196.176.96/27 8190 VIATEL
65106 PRIVATE 195.219.161.0/27 6453 Teleglobe Inc.
65517 PRIVATE 198.32.176.0/24 293 Energy Sciences Netw
65000 PRIVATE 199.133.62.0/24 10886 University of Maryla
65000 PRIVATE 199.133.63.0/24 10886 University of Maryla
65010 PRIVATE 203.117.213.0/24 9255 Singapore Telecom
24409 UNALLOCATED 203.119.29.0/24 9808 Guangdong Mobile Com
64659 PRIVATE 210.184.109.0/24 9729 iAdvantage Limited
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
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 /12:103
/13:217 /14:379 /15:743 /16:9008 /17:3503 /18:5721
/19:12403 /20:14162 /21:12545 /22:16007 /23:17266 /24:115312
/25:514 /26:478 /27:306 /28:225 /29:195 /30:521
/31:0 /32:116
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
701 3726 4994 UUNET Technologies, Inc.
4323 1903 3214 Time Warner Telecom
18566 941 958 Covad Communications
705 925 1477 UUNET Technologies, Inc.
6197 799 1019 BellSouth Network Solutions,
7018 778 1488 AT&T WorldNet Services
9583 778 947 Sify Limited
11492 717 729 Cable One
2386 679 960 AT&T Data Communications Serv
7046 584 821 UUNET Technologies, Inc.
7011 572 667 Citizens Utilities
4766 562 751 Korea Telecom (KIX)
19916 557 563 OLM LLC
6461 533 603 AboveNet Communications, Inc.
2686 516 560 IBM
9498 481 803 BHARTI BT INTERNET LTD.
855 436 562 Canadian Research Network
15270 434 465 PaeTec.net -a division of Pae
5668 415 532 CenturyTel Internet Holdings,
4755 408 971 Videsh Sanchar Nigam Ltd. Aut
Number of /24s announced per /8 block (Global)
----------------------------------------------
2:1 4:9 8:49 12:1638 13:1 15:15
16:3 17:3 18:4 20:41 24:814 25:1
32:269 38:247 40:54 41:17 44:3 47:6
52:4 55:1 56:3 57:54 58:219 59:290
60:188 61:917 62:1017 63:3379 64:3584 65:3622
66:3853 67:662 68:658 69:1617 70:387 71:88
72:886 74:76 75:6 80:801 81:684 82:702
83:390 84:410 85:648 86:394 87:444 88:162
89:416 91:1 121:17 122:6 123:1 124:348
125:611 128:162 129:204 130:118 131:315 132:37
133:9 134:161 135:47 136:177 137:86 138:214
139:132 140:517 141:134 142:389 143:191 144:241
145:41 146:324 147:141 148:350 149:179 150:114
151:116 152:75 153:117 154:6 155:222 156:172
157:179 158:165 159:174 160:93 161:88 162:218
163:166 164:272 165:225 166:183 167:240 168:598
169:128 170:361 171:14 189:1 190:203 192:5837
193:3421 194:2787 195:2189 196:945 198:4040 199:3386
200:4623 201:1040 202:7000 203:7177 204:4077 205:2177
206:2823 207:3627 208:3053 209:3879 210:2219 211:901
212:1370 213:1527 214:358 215:41 216:4424 217:1313
218:352 219:294 220:781 221:382 222:249
End of report
