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[bgp-stats] Routing Table Report - Oregon IX view
Routing Table Report 00:00 GMT Tue 13 Jun, 2006
Analysis Summary
----------------
BGP routing table entries examined: 203191
Prefixes after maximum aggregation: 106536
Unique aggregates announced to Internet: 93350
Total ASes present in the Internet Routing Table: 22482
Origin-only ASes present in the Internet Routing Table: 19559
Origin ASes announcing only one prefix: 9334
Transit ASes present in the Internet Routing Table: 2923
Transit-only ASes present in the Internet Routing Table: 66
Average AS path length visible in the Internet Routing Table: 4.2
Max AS path length visible: 28
Max AS path prepend of ASN (34204) 23
Prefixes from unregistered ASNs in the Routing Table: 31
Unregistered ASNs in the Routing Table: 19
Special use prefixes present in the Routing Table: 5
Prefixes being announced from unallocated address space: 61
Number of addresses announced to Internet: 2024239574
Equivalent to 120 /8s, 167 /16s and 113 /24s
Percentage of available address space announced: 54.6
Percentage of allocated address space announced: 79.0
Percentage of available address space allocated: 69.1
Total number of prefixes smaller than registry allocations: 104182
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 41505
Total APNIC prefixes after maximum aggregation: 16960
Prefixes being announced from the APNIC address blocks: 39102
Unique aggregates announced from the APNIC address blocks: 18452
APNIC Region origin ASes present in the Internet Routing Table: 2598
APNIC Region origin ASes announcing only one prefix: 734
APNIC Region transit ASes present in the Internet Routing Table: 393
Average APNIC Region AS path length visible: 4.6
Max APNIC Region AS path length visible: 20
Number of APNIC addresses announced to Internet: 288046788
Equivalent to 17 /8s, 43 /16s and 62 /24s
Percentage of available APNIC address space announced: 90.1
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: 108446
Total ARIN prefixes after maximum aggregation: 59340
Prefixes being announced from the ARIN address blocks: 80790
Unique aggregates announced from the ARIN address blocks: 26690
ARIN Region origin ASes present in the Internet Routing Table: 10780
ARIN Region origin ASes announcing only one prefix: 4050
ARIN Region transit ASes present in the Internet Routing Table: 993
Average ARIN Region AS path length visible: 3.8
Max ARIN Region AS path length visible: 19
Number of ARIN addresses announced to Internet: 293646113
Equivalent to 17 /8s, 128 /16s and 175 /24s
Percentage of available ARIN address space announced: 76.1
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: 39461
Total RIPE prefixes after maximum aggregation: 25641
Prefixes being announced from the RIPE address blocks: 36841
Unique aggregates announced from the RIPE address blocks: 23810
RIPE Region origin ASes present in the Internet Routing Table: 8186
RIPE Region origin ASes announcing only one prefix: 4276
RIPE Region transit ASes present in the Internet Routing Table: 1352
Average RIPE Region AS path length visible: 4.9
Max RIPE Region AS path length visible: 28
Number of RIPE addresses announced to Internet: 252672384
Equivalent to 15 /8s, 15 /16s and 121 /24s
Percentage of available RIPE address space announced: 79.3
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: 11511
Total LACNIC prefixes after maximum aggregation: 3697
Prefixes being announced from the LACNIC address blocks: 9610
Unique aggregates announced from the LACNIC address blocks: 5549
LACNIC Region origin ASes present in the Internet Routing Table: 696
LACNIC Region origin ASes announcing only one prefix: 229
LACNIC Region transit ASes present in the Internet Routing Table: 129
Average LACNIC Region AS path length visible: 4.9
Max LACNIC Region AS path length visible: 25
Number of LACNIC addresses announced to Internet: 27321600
Equivalent to 1 /8s, 160 /16s and 229 /24s
Percentage of available LACNIC address space announced: 40.7
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: 2240
Total AfriNIC prefixes after maximum aggregation: 898
Prefixes being announced from the AfriNIC address blocks: 1535
Unique aggregates announced from the AfriNIC address blocks: 965
AfriNIC Region origin ASes present in the Internet Routing Table: 156
AfriNIC Region origin ASes announcing only one prefix: 45
AfriNIC Region transit ASes present in the Internet Routing Table: 26
Average AfriNIC Region AS path length visible: 4.2
Max AfriNIC Region AS path length visible: 14
Number of AfriNIC addresses announced to Internet: 4104192
Equivalent to 0 /8s, 62 /16s and 160 /24s
Percentage of available AfriNIC address space announced: 12.2
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 1172 6750 233 CHINANET-BACKBONE
4755 916 256 70 Videsh Sanchar Nigam Ltd. Aut
9583 903 109 16 Sify Limited
4766 715 4436 310 Korea Telecom (KIX)
1221 650 1668 480 Telstra Pty Ltd
9498 573 211 67 BHARTI BT INTERNET LTD.
7545 544 124 70 TPG Internet Pty Ltd
17488 519 32 10 Hathway IP Over Cable Interne
17676 486 7029 110 Softbank BB Corp.
9443 450 110 81 Primus Telecommunications
4538 418 2685 30 China Education and Research
18101 415 85 24 Reliance Infocom Ltd Internet
17557 399 31 180 Pakistan Telecom
4802 379 80 166 Wantree Development
9929 376 255 60 China Netcom Corp.
4780 364 225 27 Digital United Inc.
7474 362 211 229 SingTel Optus Pty Ltd
17849 360 22 115 Telecommunications Technology
17974 352 129 14 PT TELEKOMUNIKASI INDONESIA
2907 342 1750 316 SINET Japan
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
702 689 1951 451 UUNET - Commercial IP service
3215 405 1680 93 France Telecom Transpac
3301 321 1327 292 TeliaNet Sweden
3352 303 1644 30 Ibernet, Internet Access Netw
3320 285 3988 239 Deutsche Telekom AG
8220 280 471 264 COLT Telecommunications
680 245 2025 242 DFN-IP service G-WiN
6746 238 90 212 Dynamic Network Technologies,
3246 237 504 227 Song Networks
5089 234 1657 44 NTL Group Limited
1257 218 740 167 SWIPnet Swedish IP Network
8708 217 275 202 Romania Data Systems S.A.
24863 214 42 11 LINKdotNET AS number
3269 201 2182 72 TELECOM ITALIA
8551 201 198 24 Bezeq International
30890 192 17 70 SC Kappa Invexim SRL
8866 179 37 15 Bulgarian Telecommunication C
5400 175 348 141 BT Ignite European Backbone
6830 173 781 36 UPC Distribution Services
786 172 1778 172 The JANET IP Service
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
701 5062 6781 778 UUNET Technologies, Inc.
4323 3132 740 258 Time Warner Telecom
705 1593 582 709 UUNET Technologies, Inc.
7018 1489 6207 948 AT&T WorldNet Services
6197 1011 625 472 BellSouth Network Solutions,
721 1009 21997 312 DLA Systems Automation Center
174 966 5787 900 Cogent Communications
19029 949 151 109 New Edge Networks
18566 943 272 8 Covad Communications
2386 894 557 689 AT&T Data Communications Serv
1239 854 2796 606 Sprint
7046 851 257 707 UUNET Technologies, Inc.
20115 713 617 381 Charter Communications
19262 710 2119 184 Verizon Global Networks
209 705 3687 549 Qwest
22773 659 1741 35 Cox Communications, Inc.
7011 639 218 415 Citizens Utilities
11492 624 87 23 Cable One
6461 602 227 81 AboveNet Communications, Inc.
852 597 1084 382 Telus Advanced Communications
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4323 3132 2874 Time Warner Telecom
4134 1172 939 CHINANET-BACKBONE
18566 943 935 Covad Communications
9583 903 887 Sify Limited
705 1593 884 UUNET Technologies, Inc.
4755 916 846 Videsh Sanchar Nigam Ltd. Aut
19029 949 840 New Edge Networks
721 1009 697 DLA Systems Automation Center
22773 659 624 Cox Communications, Inc.
11492 624 601 Cable One
7018 1489 541 AT&T WorldNet Services
6197 1011 539 BellSouth Network Solutions,
19262 710 526 Verizon Global Networks
6461 602 521 AboveNet Communications, Inc.
19916 563 509 OLM LLC
17488 519 509 Hathway IP Over Cable Interne
9498 573 506 BHARTI BT INTERNET LTD.
5668 529 506 CenturyTel Internet Holdings,
855 550 486 Canadian Research Network
8151 704 481 UniNet S.A. de C.V.
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
41017 UNALLOCATED 82.146.28.0/24 9127 NETISSAT
41017 UNALLOCATED 82.146.29.0/24 9127 NETISSAT
65516 PRIVATE 84.222.96.0/22 3257 Tiscali Intl Network
64704 PRIVATE 86.70.139.0/24 34383 TELOISE
65515 PRIVATE 87.251.34.0/24 12859 Business Internet Tr
65515 PRIVATE 87.251.36.0/24 12859 Business Internet Tr
65022 PRIVATE 194.252.152.0/24 12582 Sonera Solutions Dif
65022 PRIVATE 195.156.205.0/24 12582 Sonera Solutions Dif
65022 PRIVATE 195.165.56.0/24 12582 Sonera Solutions Dif
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
65535 PRIVATE 200.32.160.0/21 6429 AT&T Chile Internet
65535 PRIVATE 200.32.168.0/23 6429 AT&T Chile Internet
24409 UNALLOCATED 203.119.29.0/24 9808 Guangdong Mobile Com
65500 PRIVATE 204.147.94.0/24 57 University of Minnes
65500 PRIVATE 205.215.222.0/24 57 University of Minnes
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 213.154.248.0/28 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
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
192.168.83.0/24 292 Energy Sciences Network
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
1.1.1.0/24 9121 TTnet Autonomous System
2.2.2.0/24 64666 PRIVATE ASN
96.0.0.0/9 1660 ANS Communications
96.128.0.0/9 1660 ANS Communications
97.0.0.0/9 1660 ANS Communications
97.128.0.0/9 1660 ANS Communications
98.0.0.0/9 1660 ANS Communications
98.128.0.0/9 1660 ANS Communications
99.0.0.0/9 1660 ANS Communications
99.128.0.0/9 1660 ANS Communications
100.0.0.0/9 1660 ANS Communications
100.128.0.0/9 1660 ANS Communications
101.0.0.0/9 1660 ANS Communications
101.128.0.0/9 1660 ANS Communications
102.0.0.0/9 1660 ANS Communications
102.128.0.0/9 1660 ANS Communications
103.0.0.0/9 1660 ANS Communications
103.128.0.0/9 1660 ANS Communications
104.0.0.0/9 1660 ANS Communications
104.128.0.0/9 1660 ANS Communications
105.0.0.0/9 1660 ANS Communications
105.128.0.0/9 1660 ANS Communications
106.0.0.0/9 1660 ANS Communications
106.128.0.0/9 1660 ANS Communications
107.0.0.0/9 1660 ANS Communications
107.128.0.0/9 1660 ANS Communications
108.0.0.0/9 1660 ANS Communications
108.128.0.0/9 1660 ANS Communications
109.0.0.0/9 1660 ANS Communications
109.128.0.0/9 1660 ANS Communications
110.0.0.0/9 1660 ANS Communications
110.128.0.0/9 1660 ANS Communications
111.0.0.0/9 1660 ANS Communications
111.128.0.0/9 1660 ANS Communications
112.0.0.0/9 1660 ANS Communications
112.128.0.0/9 1660 ANS Communications
113.0.0.0/9 1660 ANS Communications
113.128.0.0/9 1660 ANS Communications
114.0.0.0/9 1660 ANS Communications
114.128.0.0/9 1660 ANS Communications
115.0.0.0/9 1660 ANS Communications
115.128.0.0/9 1660 ANS Communications
116.0.0.0/9 1660 ANS Communications
116.128.0.0/9 1660 ANS Communications
117.0.0.0/9 1660 ANS Communications
117.128.0.0/9 1660 ANS Communications
118.0.0.0/9 1660 ANS Communications
118.128.0.0/9 1660 ANS Communications
119.0.0.0/9 1660 ANS Communications
119.128.0.0/9 1660 ANS Communications
120.0.0.0/9 1660 ANS Communications
120.128.0.0/9 1660 ANS Communications
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
183.206.196.0/24 2188 FR-RENATER-ASTER
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
Number of prefixes announced per prefix length (Global)
-------------------------------------------------------
/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:19 /9:67 /10:9 /11:27 /12:90
/13:204 /14:362 /15:708 /16:8854 /17:3290 /18:5463
/19:11985 /20:13541 /21:12060 /22:15372 /23:16707 /24:112305
/25:469 /26:382 /27:286 /28:211 /29:218 /30:461
/31:0 /32:101
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
701 3792 5062 UUNET Technologies, Inc.
4323 1866 3132 Time Warner Telecom
705 1027 1593 UUNET Technologies, Inc.
18566 926 943 Covad Communications
19029 880 949 New Edge Networks
6197 796 1011 BellSouth Network Solutions,
7018 783 1489 AT&T WorldNet Services
9583 733 903 Sify Limited
11492 615 624 Cable One
2386 614 894 AT&T Data Communications Serv
7046 605 851 UUNET Technologies, Inc.
19916 557 563 OLM LLC
7011 548 639 Citizens Utilities
6461 532 602 AboveNet Communications, Inc.
2686 525 570 IBM
4766 525 715 Korea Telecom (KIX)
702 472 689 UUNET - Commercial IP service
855 424 550 Canadian Research Network
5668 412 529 CenturyTel Internet Holdings,
15270 404 435 PaeTec.net -a division of Pae
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:1 2:1 4:9 8:42 12:1635 13:1
15:16 16:3 17:3 18:4 20:41 24:738
25:1 30:2 32:277 38:230 40:54 41:3
44:3 47:6 52:4 55:1 56:3 57:43
58:192 59:232 60:188 61:858 62:902 63:3452
64:3534 65:3611 66:3667 67:657 68:668 69:1552
70:377 71:80 72:756 74:42 80:794 81:668
82:658 83:398 84:399 85:553 86:389 87:366
88:99 89:246 90:16 122:1 124:294 125:466
128:165 129:186 130:116 131:305 132:34 133:9
134:159 135:48 136:178 137:83 138:206 139:161
140:471 141:134 142:405 143:166 144:223 145:40
146:313 147:141 148:320 149:191 150:113 151:94
152:72 153:107 154:6 155:202 156:98 157:148
158:168 159:174 160:89 161:79 162:245 163:149
164:222 165:213 166:168 167:246 168:608 169:128
170:337 171:14 183:1 190:78 192:5862 193:3386
194:2763 195:2072 196:883 198:4041 199:3302 200:4474
201:985 202:6825 203:7082 204:4086 205:2174 206:2789
207:3549 208:2954 209:4184 210:2079 211:715 212:1413
213:1570 214:364 215:37 216:4532 217:1376 218:300
219:262 220:701 221:360 222:136
End of report
