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[bgp-stats] Routing Table Report - Oregon IX view
Routing Table Report 00:00 GMT Thu 17 Aug, 2006
Analysis Summary
----------------
BGP routing table entries examined: 209269
Prefixes after maximum aggregation: 109034
Unique aggregates announced to Internet: 95374
Total ASes present in the Internet Routing Table: 22979
Origin-only ASes present in the Internet Routing Table: 19916
Origin ASes announcing only one prefix: 9541
Transit ASes present in the Internet Routing Table: 3063
Transit-only ASes present in the Internet Routing Table: 83
Average AS path length visible in the Internet Routing Table: 3.5
Max AS path length visible: 30
Max AS path prepend of ASN (36728) 27
Prefixes from unregistered ASNs in the Routing Table: 61
Unregistered ASNs in the Routing Table: 18
Special use prefixes present in the Routing Table: 7
Prefixes being announced from unallocated address space: 10
Number of addresses announced to Internet: 1560715325
Equivalent to 93 /8s, 6 /16s and 160 /24s
Percentage of available address space announced: 42.1
Percentage of allocated address space announced: 60.9
Percentage of available address space allocated: 69.1
Total number of prefixes smaller than registry allocations: 107868
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 44210
Total APNIC prefixes after maximum aggregation: 17597
Prefixes being announced from the APNIC address blocks: 41801
Unique aggregates announced from the APNIC address blocks: 18684
APNIC Region origin ASes present in the Internet Routing Table: 2687
APNIC Region origin ASes announcing only one prefix: 755
APNIC Region transit ASes present in the Internet Routing Table: 412
Average APNIC Region AS path length visible: 4.0
Max APNIC Region AS path length visible: 25
Number of APNIC addresses announced to Internet: 245975940
Equivalent to 14 /8s, 169 /16s and 75 /24s
Percentage of available APNIC address space announced: 76.9
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: 109850
Total ARIN prefixes after maximum aggregation: 60299
Prefixes being announced from the ARIN address blocks: 81810
Unique aggregates announced from the ARIN address blocks: 27343
ARIN Region origin ASes present in the Internet Routing Table: 10924
ARIN Region origin ASes announcing only one prefix: 4109
ARIN Region transit ASes present in the Internet Routing Table: 1047
Average ARIN Region AS path length visible: 3.1
Max ARIN Region AS path length visible: 30
Number of ARIN addresses announced to Internet: 295386209
Equivalent to 17 /8s, 155 /16s and 60 /24s
Percentage of available ARIN address space announced: 76.5
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: 40546
Total RIPE prefixes after maximum aggregation: 26450
Prefixes being announced from the RIPE address blocks: 37885
Unique aggregates announced from the RIPE address blocks: 24403
RIPE Region origin ASes present in the Internet Routing Table: 8411
RIPE Region origin ASes announcing only one prefix: 4392
RIPE Region transit ASes present in the Internet Routing Table: 1400
Average RIPE Region AS path length visible: 3.7
Max RIPE Region AS path length visible: 27
Number of RIPE addresses announced to Internet: 261843168
Equivalent to 15 /8s, 155 /16s and 104 /24s
Percentage of available RIPE address space announced: 82.1
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: 12231
Total LACNIC prefixes after maximum aggregation: 3744
Prefixes being announced from the LACNIC address blocks: 10306
Unique aggregates announced from the LACNIC address blocks: 5924
LACNIC Region origin ASes present in the Internet Routing Table: 712
LACNIC Region origin ASes announcing only one prefix: 239
LACNIC Region transit ASes present in the Internet Routing Table: 135
Average LACNIC Region AS path length visible: 4.6
Max LACNIC Region AS path length visible: 25
Number of LACNIC addresses announced to Internet: 32137216
Equivalent to 1 /8s, 234 /16s and 96 /24s
Percentage of available LACNIC address space announced: 47.9
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: 2372
Total AfriNIC prefixes after maximum aggregation: 944
Prefixes being announced from the AfriNIC address blocks: 1644
Unique aggregates announced from the AfriNIC address blocks: 985
AfriNIC Region origin ASes present in the Internet Routing Table: 162
AfriNIC Region origin ASes announcing only one prefix: 46
AfriNIC Region transit ASes present in the Internet Routing Table: 25
Average AfriNIC Region AS path length visible: 3.6
Max AfriNIC Region AS path length visible: 16
Number of AfriNIC addresses announced to Internet: 4208640
Equivalent to 0 /8s, 64 /16s and 56 /24s
Percentage of available AfriNIC address space announced: 12.5
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 1296 7947 237 CHINANET-BACKBONE
4755 962 255 64 Videsh Sanchar Nigam Ltd. Aut
9583 946 109 15 Sify Limited
9498 787 211 70 BHARTI BT INTERNET LTD.
4766 726 4435 306 Korea Telecom (KIX)
1221 649 1779 480 Telstra Pty Ltd
4538 604 2717 31 China Education and Research
7545 544 124 71 TPG Internet Pty Ltd
17488 522 32 18 Hathway IP Over Cable Interne
17676 491 7109 111 Softbank BB Corp.
9443 450 111 83 Primus Telecommunications
18101 437 85 22 Reliance Infocom Ltd Internet
4812 413 739 59 China Telecom (Shanghai)
17849 412 30 123 Telecommunications Technology
17974 375 129 12 PT TELEKOMUNIKASI INDONESIA
7474 358 211 230 SingTel Optus Pty Ltd
17557 358 29 169 Pakistan Telecom
4802 356 84 149 Wantree Development
2907 341 1750 314 SINET Japan
4837 318 3523 136 chinanet IDC center beijing n
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
702 559 1947 438 UUNET - Commercial IP service
3215 400 1760 97 France Telecom Transpac
3301 315 1186 300 TeliaNet Sweden
3320 297 5013 240 Deutsche Telekom AG
8220 286 471 269 COLT Telecommunications
24863 253 42 10 LINKdotNET AS number
1257 249 744 168 SWIPnet Swedish IP Network
680 247 2041 244 DFN-IP service G-WiN
6746 243 91 221 Dynamic Network Technologies,
5089 238 1659 53 NTL Group Limited
3246 233 462 223 Song Networks
8708 216 278 203 Romania Data Systems S.A.
30890 203 19 82 SC Kappa Invexim SRL
3269 202 2246 73 TELECOM ITALIA
8551 202 182 27 Bezeq International
6830 195 879 43 UPC Distribution Services
8866 185 37 15 Bulgarian Telecommunication C
5416 181 12 7 BATELCO-BH
3300 176 171 97 AUCS Communications Services
786 171 1779 171 The JANET IP Service
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
701 5004 6797 789 UUNET Technologies, Inc.
4323 3211 747 283 Time Warner Telecom
705 1494 558 653 UUNET Technologies, Inc.
7018 1481 6235 955 AT&T WorldNet Services
174 1131 5770 890 Cogent Communications
6197 1014 636 478 BellSouth Network Solutions,
721 999 21942 310 DLA Systems Automation Center
18566 954 272 8 Covad Communications
2386 943 559 711 AT&T Data Communications Serv
1239 840 2787 593 Sprint
7046 821 251 680 UUNET Technologies, Inc.
20115 730 652 380 Charter Communications
19262 728 2220 184 Verizon Global Networks
11492 724 90 16 Cable One
22773 691 1744 46 Cox Communications, Inc.
209 685 3657 540 Qwest
7011 683 226 433 Citizens Utilities
6461 605 228 83 AboveNet Communications, Inc.
852 602 1068 384 Telus Advanced Communications
6198 597 554 237 BellSouth Network Solutions,
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4323 3211 2928 Time Warner Telecom
4134 1296 1059 CHINANET-BACKBONE
18566 954 946 Covad Communications
9583 946 931 Sify Limited
4755 962 898 Videsh Sanchar Nigam Ltd. Aut
705 1494 841 UUNET Technologies, Inc.
9498 787 717 BHARTI BT INTERNET LTD.
11492 724 708 Cable One
721 999 689 DLA Systems Automation Center
22773 691 645 Cox Communications, Inc.
8151 804 577 UniNet S.A. de C.V.
4538 604 573 China Education and Research
19262 728 544 Verizon Global Networks
6197 1014 536 BellSouth Network Solutions,
7018 1481 526 AT&T WorldNet Services
6461 605 522 AboveNet Communications, Inc.
5668 540 521 CenturyTel Internet Holdings,
19916 563 509 OLM LLC
17488 522 504 Hathway IP Over Cable Interne
855 558 485 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
65000 PRIVATE 64.25.139.64/29 21947 Cutthroat Communicat
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
65350 PRIVATE 124.236.0.0/19 17672 asn for Hebei Provin
65350 PRIVATE 124.236.240.0/20 17672 asn for Hebei Provin
65350 PRIVATE 124.239.192.0/24 17672 asn for Hebei Provin
65014 PRIVATE 135.196.176.96/27 8190 VIATEL
64000 RESERVED 193.48.181.0/24 25186 France Telecom Trans
64000 RESERVED 193.48.182.0/24 25186 France Telecom Trans
64000 RESERVED 193.51.113.0/24 25186 France Telecom Trans
64000 RESERVED 193.51.115.0/24 25186 France Telecom Trans
64000 RESERVED 194.167.103.0/24 25186 France Telecom Trans
64000 RESERVED 194.199.66.0/24 25186 France Telecom Trans
64000 RESERVED 194.199.67.0/24 25186 France Telecom Trans
64000 RESERVED 194.199.68.0/24 25186 France Telecom Trans
64000 RESERVED 194.199.69.0/24 25186 France Telecom Trans
64000 RESERVED 194.199.70.0/24 25186 France Telecom Trans
64000 RESERVED 194.199.71.0/24 25186 France Telecom Trans
64000 RESERVED 194.199.72.0/24 25186 France Telecom Trans
64000 RESERVED 194.199.73.0/24 25186 France Telecom Trans
64000 RESERVED 195.83.188.0/24 25186 France Telecom Trans
64000 RESERVED 195.98.231.0/24 25186 France Telecom Trans
65106 PRIVATE 195.219.161.0/27 6453 Teleglobe Inc.
64000 RESERVED 195.220.149.0/24 25186 France Telecom Trans
64000 RESERVED 195.220.151.0/24 25186 France Telecom Trans
65014 PRIVATE 203.117.240.0/21 4657 Starhub Internet, Si
24409 UNALLOCATED 203.119.29.0/24 9808 Guangdong Mobile Com
65000 PRIVATE 211.72.199.0/24 3462 Data Communication B
65010 PRIVATE 212.2.12.160/28 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,
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
65350 PRIVATE 219.148.0.0/22 17672 asn for Hebei Provin
65350 PRIVATE 219.148.4.0/23 17672 asn for Hebei Provin
65350 PRIVATE 219.148.8.0/21 17672 asn for Hebei Provin
65350 PRIVATE 219.148.24.0/21 17672 asn for Hebei Provin
65350 PRIVATE 219.148.32.0/19 17672 asn for Hebei Provin
65350 PRIVATE 222.222.0.0/21 17672 asn for Hebei Provin
65350 PRIVATE 222.222.8.0/21 17672 asn for Hebei Provin
65350 PRIVATE 222.222.16.0/20 17672 asn for Hebei Provin
65350 PRIVATE 222.222.32.0/20 17672 asn for Hebei Provin
65350 PRIVATE 222.222.48.0/20 17672 asn for Hebei Provin
65350 PRIVATE 222.222.208.0/21 17672 asn for Hebei Provin
65350 PRIVATE 222.222.216.0/21 17672 asn for Hebei Provin
65350 PRIVATE 222.223.187.0/24 17672 asn for Hebei Provin
65350 PRIVATE 222.223.188.0/22 17672 asn for Hebei Provin
65350 PRIVATE 222.223.192.0/22 17672 asn for Hebei Provin
65350 PRIVATE 222.223.196.0/23 17672 asn for Hebei Provin
65350 PRIVATE 222.223.200.0/22 17672 asn for Hebei Provin
65350 PRIVATE 222.223.206.0/23 17672 asn for Hebei Provin
65350 PRIVATE 222.223.224.0/19 17672 asn for Hebei Provin
Prefixes from private and non-routed address space (Global)
-----------------------------------------------------------
Prefix Origin AS Description
0.0.0.0/8 3303 Swisscom Ltd
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
192.0.2.0/24 812 Rogers WAVE
192.168.83.0/24 292 Energy Sciences Network
192.168.192.0/24 16062 Talks Ltd.
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 /8:18 /9:9 /10:10 /11:28 /12:97
/13:213 /14:378 /15:741 /16:8988 /17:3487 /18:5706
/19:12386 /20:14084 /21:12492 /22:15955 /23:17360 /24:114973
/25:484 /26:479 /27:303 /28:227 /29:202 /30:539
/31:0 /32:110
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
701 3736 5004 UUNET Technologies, Inc.
4323 1905 3211 Time Warner Telecom
705 942 1494 UUNET Technologies, Inc.
18566 937 954 Covad Communications
6197 795 1014 BellSouth Network Solutions,
7018 779 1481 AT&T WorldNet Services
9583 777 946 Sify Limited
11492 712 724 Cable One
2386 663 943 AT&T Data Communications Serv
7011 587 683 Citizens Utilities
7046 583 821 UUNET Technologies, Inc.
19916 557 563 OLM LLC
4766 537 726 Korea Telecom (KIX)
6461 533 605 AboveNet Communications, Inc.
2686 517 562 IBM
9498 468 787 BHARTI BT INTERNET LTD.
6198 443 597 BellSouth Network Solutions,
855 433 558 Canadian Research Network
15270 428 459 PaeTec.net -a division of Pae
5668 421 540 CenturyTel Internet Holdings,
Number of /24s announced per /8 block (Global)
----------------------------------------------
2:1 4:9 8:50 12:1630 13:1 15:15
16:3 17:3 18:4 20:41 24:743 25:1
30:2 32:269 38:266 40:53 41:14 44:3
45:12 47:6 52:4 55:1 56:3 57:54
58:217 59:280 60:192 61:937 62:963 63:3393
64:3582 65:3654 66:3831 67:660 68:632 69:1560
70:392 71:75 72:871 73:2 74:74 75:5
80:803 81:733 82:716 83:406 84:408 85:597
86:396 87:458 88:153 89:404 91:1 121:14
122:3 123:1 124:338 125:595 128:163 129:199
130:122 131:315 132:34 133:8 134:165 135:48
136:178 137:86 138:214 139:135 140:530 141:135
142:389 143:188 144:240 145:40 146:318 147:146
148:351 149:192 150:114 151:97 152:74 153:118
154:6 155:215 156:177 157:180 158:164 159:173
160:94 161:88 162:219 163:164 164:278 165:227
166:183 167:243 168:602 169:125 170:358 171:14
190:166 192:5839 193:3427 194:2797 195:2190 196:918
198:4032 199:3374 200:4630 201:1048 202:6949 203:7146
204:4079 205:2151 206:2826 207:3606 208:3041 209:3881
210:2262 211:883 212:1366 213:1519 214:368 215:41
216:4399 217:1366 218:349 219:293 220:757 221:380
222:247
End of report
