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[bgp-stats] Routing Table Report - Oregon IX view
Routing Table Report 00:00 GMT Thu 15 Jun, 2006
Analysis Summary
----------------
BGP routing table entries examined: 203946
Prefixes after maximum aggregation: 106726
Unique aggregates announced to Internet: 93302
Total ASes present in the Internet Routing Table: 22518
Origin-only ASes present in the Internet Routing Table: 19533
Origin ASes announcing only one prefix: 9328
Transit ASes present in the Internet Routing Table: 2985
Transit-only ASes present in the Internet Routing Table: 76
Average AS path length visible in the Internet Routing Table: 4.3
Max AS path length visible: 23
Max AS path prepend of ASN (34527) 16
Prefixes from unregistered ASNs in the Routing Table: 26
Unregistered ASNs in the Routing Table: 21
Special use prefixes present in the Routing Table: 5
Prefixes being announced from unallocated address space: 60
Number of addresses announced to Internet: 2015998902
Equivalent to 120 /8s, 41 /16s and 179 /24s
Percentage of available address space announced: 54.4
Percentage of allocated address space announced: 78.7
Percentage of available address space allocated: 69.1
Total number of prefixes smaller than registry allocations: 104542
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 41922
Total APNIC prefixes after maximum aggregation: 17014
Prefixes being announced from the APNIC address blocks: 39531
Unique aggregates announced from the APNIC address blocks: 18430
APNIC Region origin ASes present in the Internet Routing Table: 2615
APNIC Region origin ASes announcing only one prefix: 742
APNIC Region transit ASes present in the Internet Routing Table: 403
Average APNIC Region AS path length visible: 4.8
Max APNIC Region AS path length visible: 19
Number of APNIC addresses announced to Internet: 294910372
Equivalent to 17 /8s, 147 /16s and 249 /24s
Percentage of available APNIC address space announced: 92.2
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: 108739
Total ARIN prefixes after maximum aggregation: 59392
Prefixes being announced from the ARIN address blocks: 80895
Unique aggregates announced from the ARIN address blocks: 26717
ARIN Region origin ASes present in the Internet Routing Table: 10784
ARIN Region origin ASes announcing only one prefix: 4044
ARIN Region transit ASes present in the Internet Routing Table: 1011
Average ARIN Region AS path length visible: 3.9
Max ARIN Region AS path length visible: 20
Number of ARIN addresses announced to Internet: 293966881
Equivalent to 17 /8s, 133 /16s and 148 /24s
Percentage of available ARIN address space announced: 76.2
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: 39467
Total RIPE prefixes after maximum aggregation: 25707
Prefixes being announced from the RIPE address blocks: 36857
Unique aggregates announced from the RIPE address blocks: 23759
RIPE Region origin ASes present in the Internet Routing Table: 8187
RIPE Region origin ASes announcing only one prefix: 4268
RIPE Region transit ASes present in the Internet Routing Table: 1368
Average RIPE Region AS path length visible: 4.6
Max RIPE Region AS path length visible: 23
Number of RIPE addresses announced to Internet: 254030464
Equivalent to 15 /8s, 36 /16s and 50 /24s
Percentage of available RIPE address space announced: 79.7
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: 11541
Total LACNIC prefixes after maximum aggregation: 3710
Prefixes being announced from the LACNIC address blocks: 9682
Unique aggregates announced from the LACNIC address blocks: 5543
LACNIC Region origin ASes present in the Internet Routing Table: 699
LACNIC Region origin ASes announcing only one prefix: 230
LACNIC Region transit ASes present in the Internet Routing Table: 135
Average LACNIC Region AS path length visible: 4.8
Max LACNIC Region AS path length visible: 19
Number of LACNIC addresses announced to Internet: 27417600
Equivalent to 1 /8s, 162 /16s and 92 /24s
Percentage of available LACNIC address space announced: 40.9
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: 2256
Total AfriNIC prefixes after maximum aggregation: 903
Prefixes being announced from the AfriNIC address blocks: 1544
Unique aggregates announced from the AfriNIC address blocks: 968
AfriNIC Region origin ASes present in the Internet Routing Table: 157
AfriNIC Region origin ASes announcing only one prefix: 44
AfriNIC Region transit ASes present in the Internet Routing Table: 27
Average AfriNIC Region AS path length visible: 3.8
Max AfriNIC Region AS path length visible: 18
Number of AfriNIC addresses announced to Internet: 4109568
Equivalent to 0 /8s, 62 /16s and 181 /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 1248 7244 229 CHINANET-BACKBONE
4755 916 256 68 Videsh Sanchar Nigam Ltd. Aut
9583 902 109 16 Sify Limited
4766 715 4436 310 Korea Telecom (KIX)
1221 652 1668 482 Telstra Pty Ltd
9498 575 211 68 BHARTI BT INTERNET LTD.
7545 546 124 71 TPG Internet Pty Ltd
17488 519 32 10 Hathway IP Over Cable Interne
17676 488 7061 109 Softbank BB Corp.
9443 450 110 81 Primus Telecommunications
4538 425 2685 30 China Education and Research
18101 414 85 24 Reliance Infocom Ltd Internet
17557 389 30 177 Pakistan Telecom
9929 386 254 64 China Netcom Corp.
4802 383 80 170 Wantree Development
17974 379 129 14 PT TELEKOMUNIKASI INDONESIA
4780 363 225 27 Digital United Inc.
7474 363 211 228 SingTel Optus Pty Ltd
2907 339 1733 313 SINET Japan
4804 304 295 57 Microplex PTY LTD
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
702 682 1934 449 UUNET - Commercial IP service
3215 403 1680 93 France Telecom Transpac
3301 306 1343 293 TeliaNet Sweden
3352 306 1644 30 Ibernet, Internet Access Netw
3320 286 3988 240 Deutsche Telekom AG
8220 282 471 266 COLT Telecommunications
680 245 2025 242 DFN-IP service G-WiN
3246 239 505 229 Song Networks
6746 237 90 212 Dynamic Network Technologies,
5089 236 1691 45 NTL Group Limited
1257 217 740 166 SWIPnet Swedish IP Network
8708 216 275 202 Romania Data Systems S.A.
24863 214 42 10 LINKdotNET AS number
3269 201 2182 72 TELECOM ITALIA
8551 201 198 24 Bezeq International
30890 194 17 72 SC Kappa Invexim SRL
8866 183 37 15 Bulgarian Telecommunication C
5400 174 348 140 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 5035 6752 773 UUNET Technologies, Inc.
4323 3144 743 262 Time Warner Telecom
705 1591 582 709 UUNET Technologies, Inc.
7018 1476 6254 945 AT&T WorldNet Services
174 1111 5787 901 Cogent Communications
721 1017 22014 314 DLA Systems Automation Center
6197 1012 625 473 BellSouth Network Solutions,
19029 948 151 109 New Edge Networks
18566 943 272 8 Covad Communications
2386 893 557 688 AT&T Data Communications Serv
1239 855 2798 606 Sprint
7046 847 253 703 UUNET Technologies, Inc.
20115 711 617 385 Charter Communications
19262 710 2105 183 Verizon Global Networks
209 706 3687 549 Qwest
22773 657 1741 35 Cox Communications, Inc.
7011 639 218 415 Citizens Utilities
11492 632 87 23 Cable One
6461 609 228 87 AboveNet Communications, Inc.
852 597 1084 382 Telus Advanced Communications
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4323 3144 2882 Time Warner Telecom
4134 1248 1019 CHINANET-BACKBONE
18566 943 935 Covad Communications
9583 902 886 Sify Limited
705 1591 882 UUNET Technologies, Inc.
4755 916 848 Videsh Sanchar Nigam Ltd. Aut
19029 948 839 New Edge Networks
721 1017 703 DLA Systems Automation Center
22773 657 622 Cox Communications, Inc.
11492 632 609 Cable One
6197 1012 539 BellSouth Network Solutions,
7018 1476 531 AT&T WorldNet Services
19262 710 527 Verizon Global Networks
6461 609 522 AboveNet Communications, Inc.
19916 563 509 OLM LLC
17488 519 509 Hathway IP Over Cable Interne
9498 575 507 BHARTI BT INTERNET LTD.
5668 529 506 CenturyTel Internet Holdings,
855 550 486 Canadian Research Network
8151 707 483 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
39817 UNALLOCATED 81.91.208.0/20 29113 Sloane Property Trus
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
41075 UNALLOCATED 88.151.96.0/21 31380 CYBERSYSTEMS Ltd.
39702 UNALLOCATED 89.106.216.0/21 8881 KomTel routing polic
35353 UNALLOCATED 195.170.167.0/24 3320 Deutsche Telekom AG
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
65010 PRIVATE 212.2.12.160/28 8190 VIATEL
65444 PRIVATE 212.25.125.0/24 8551 Bezeq International
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
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 /8:18 /9:67 /10:10 /11:28 /12:93
/13:207 /14:362 /15:712 /16:8887 /17:3317 /18:5494
/19:12021 /20:13588 /21:12075 /22:15547 /23:16741 /24:112562
/25:490 /26:438 /27:289 /28:210 /29:223 /30:465
/31:0 /32:102
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
701 3780 5035 UUNET Technologies, Inc.
4323 1869 3144 Time Warner Telecom
705 1026 1591 UUNET Technologies, Inc.
18566 926 943 Covad Communications
19029 879 948 New Edge Networks
6197 796 1012 BellSouth Network Solutions,
7018 774 1476 AT&T WorldNet Services
9583 733 902 Sify Limited
11492 623 632 Cable One
2386 615 893 AT&T Data Communications Serv
7046 601 847 UUNET Technologies, Inc.
19916 557 563 OLM LLC
7011 548 639 Citizens Utilities
2686 538 583 IBM
6461 533 609 AboveNet Communications, Inc.
4766 525 715 Korea Telecom (KIX)
702 473 682 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)
----------------------------------------------
2:1 4:9 8:42 12:1633 13:1 15:16
16:3 17:3 18:4 20:41 24:748 25:1
30:2 32:277 38:310 40:54 41:2 44:3
47:6 52:4 55:1 56:3 57:46 58:192
59:242 60:178 61:859 62:897 63:3429 64:3540
65:3614 66:3666 67:656 68:668 69:1553 70:377
71:80 72:770 74:42 80:802 81:663 82:659
83:389 84:394 85:557 86:390 87:368 88:103
89:258 121:1 122:2 123:1 124:277 125:441
128:161 129:188 130:119 131:318 132:32 133:9
134:158 135:48 136:178 137:82 138:206 139:160
140:470 141:134 142:405 143:166 144:222 145:40
146:316 147:141 148:321 149:191 150:114 151:94
152:72 153:108 154:6 155:202 156:98 157:148
158:168 159:173 160:89 161:79 162:244 163:149
164:224 165:214 166:168 167:246 168:609 169:128
170:335 171:14 183:1 190:76 192:5868 193:3388
194:2765 195:2080 196:888 198:4045 199:3291 200:4489
201:974 202:6839 203:7117 204:4091 205:2181 206:2795
207:3550 208:2951 209:4183 210:2085 211:734 212:1410
213:1571 214:365 215:40 216:4545 217:1372 218:310
219:263 220:721 221:358 222:191
End of report
