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[bgp-stats] Routing Table Report - Oregon IX view
Routing Table Report 00:00 GMT Sun 17 Dec, 2006
Analysis Summary
----------------
BGP routing table entries examined: 216869
Prefixes after maximum aggregation: 113677
Unique aggregates announced to Internet: 100170
Total ASes present in the Internet Routing Table: 23997
Origin-only ASes present in the Internet Routing Table: 20868
Origin ASes announcing only one prefix: 10042
Transit ASes present in the Internet Routing Table: 3129
Transit-only ASes present in the Internet Routing Table: 71
Average AS path length visible in the Internet Routing Table: 5.4
Max AS path length visible: 31
Max AS path prepend of ASN (36728) 27
Prefixes from unregistered ASNs in the Routing Table: 20
Unregistered ASNs in the Routing Table: 13
Special use prefixes present in the Routing Table: 2
Prefixes being announced from unallocated address space: 9
Number of addresses announced to Internet: 1647014120
Equivalent to 98 /8s, 43 /16s and 112 /24s
Percentage of available address space announced: 44.4
Percentage of allocated address space announced: 63.0
Percentage of available address space allocated: 70.5
Total number of prefixes smaller than registry allocations: 113026
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 47529
Total APNIC prefixes after maximum aggregation: 18860
Prefixes being announced from the APNIC address blocks: 45002
Unique aggregates announced from the APNIC address blocks: 19452
APNIC Region origin ASes present in the Internet Routing Table: 2813
APNIC Region origin ASes announcing only one prefix: 781
APNIC Region transit ASes present in the Internet Routing Table: 428
Average APNIC Region AS path length visible: 6.0
Max APNIC Region AS path length visible: 19
Number of APNIC addresses announced to Internet: 272212480
Equivalent to 16 /8s, 57 /16s and 162 /24s
Percentage of available APNIC address space announced: 85.1
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: 109371
Total ARIN prefixes after maximum aggregation: 61756
Prefixes being announced from the ARIN address blocks: 81399
Unique aggregates announced from the ARIN address blocks: 28577
ARIN Region origin ASes present in the Internet Routing Table: 11230
ARIN Region origin ASes announcing only one prefix: 4276
ARIN Region transit ASes present in the Internet Routing Table: 1049
Average ARIN Region AS path length visible: 5.1
Max ARIN Region AS path length visible: 31
Number of ARIN addresses announced to Internet: 310968544
Equivalent to 18 /8s, 137 /16s and 0 /24s
Percentage of available ARIN address space announced: 68.6
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, 96/6, 199/8, 204/6,
208/7 and 216/8
RIPE Region Analysis Summary
----------------------------
Prefixes being announced by RIPE Region ASes: 43916
Total RIPE prefixes after maximum aggregation: 28129
Prefixes being announced from the RIPE address blocks: 40887
Unique aggregates announced from the RIPE address blocks: 26061
RIPE Region origin ASes present in the Internet Routing Table: 8961
RIPE Region origin ASes announcing only one prefix: 4687
RIPE Region transit ASes present in the Internet Routing Table: 1459
Average RIPE Region AS path length visible: 5.4
Max RIPE Region AS path length visible: 21
Number of RIPE addresses announced to Internet: 281550720
Equivalent to 16 /8s, 200 /16s and 31 /24s
Percentage of available RIPE address space announced: 76.3
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
40960-43007
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: 13434
Total LACNIC prefixes after maximum aggregation: 3946
Prefixes being announced from the LACNIC address blocks: 11485
Unique aggregates announced from the LACNIC address blocks: 6668
LACNIC Region origin ASes present in the Internet Routing Table: 750
LACNIC Region origin ASes announcing only one prefix: 247
LACNIC Region transit ASes present in the Internet Routing Table: 132
Average LACNIC Region AS path length visible: 6.3
Max LACNIC Region AS path length visible: 19
Number of LACNIC addresses announced to Internet: 35453184
Equivalent to 2 /8s, 28 /16s and 249 /24s
Percentage of available LACNIC address space announced: 52.8
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: 2600
Total AfriNIC prefixes after maximum aggregation: 986
Prefixes being announced from the AfriNIC address blocks: 1845
Unique aggregates announced from the AfriNIC address blocks: 1073
AfriNIC Region origin ASes present in the Internet Routing Table: 172
AfriNIC Region origin ASes announcing only one prefix: 51
AfriNIC Region transit ASes present in the Internet Routing Table: 27
Average AfriNIC Region AS path length visible: 5.3
Max AfriNIC Region AS path length visible: 17
Number of AfriNIC addresses announced to Internet: 4794880
Equivalent to 0 /8s, 73 /16s and 42 /24s
Percentage of available AfriNIC address space announced: 14.3
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 1276 8576 252 CHINANET-BACKBONE
4755 1064 384 67 Videsh Sanchar Nigam Ltd. Aut
9583 1039 96 147 Sify Limited
4538 956 2846 35 China Education and Research
9498 900 212 65 BHARTI BT INTERNET LTD.
23577 771 34 702 KRNIC
4766 747 4946 307 Korea Telecom (KIX)
1221 614 1698 454 Telstra Pty Ltd
17488 556 35 20 Hathway IP Over Cable Interne
7545 553 126 74 TPG Internet Pty Ltd
17676 503 10935 66 Softbank BB Corp.
18101 481 87 22 Reliance Infocom Ltd Internet
9443 442 111 74 Primus Telecommunications
9942 438 81 132 COMindico Australia
4812 436 758 69 China Telecom (Shanghai)
17849 411 36 126 Telecommunications Technology
4802 407 86 146 Wantree Development
7474 381 211 236 SingTel Optus Pty Ltd
17557 372 36 176 Pakistan Telecom
17974 360 129 12 PT TELEKOMUNIKASI INDONESIA
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
702 546 1912 425 UUNET - Commercial IP service
3215 405 2104 96 France Telecom Transpac
24863 384 45 15 LINKdotNET AS number
3301 309 1199 293 TeliaNet Sweden
3320 296 4992 244 Deutsche Telekom AG
8220 274 474 263 COLT Telecommunications
6746 262 92 240 Dynamic Network Technologies,
680 252 2041 248 DFN-IP service G-WiN
1257 249 1069 172 SWIPnet Swedish IP Network
5089 244 1657 52 NTL Group Limited
9116 231 134 23 Goldenlines main autonomous s
8708 228 281 215 Romania Data Systems S.A.
30890 210 19 88 SC Kappa Invexim SRL
3269 208 2357 75 TELECOM ITALIA
3246 206 353 193 Song Networks
5416 205 13 9 BATELCO-BH
8551 199 197 24 Bezeq International
3300 184 171 98 AUCS Communications Services
6830 177 695 38 UPC Distribution Services
3352 174 1751 30 Ibernet, Internet Access Netw
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
701 4858 6689 757 UUNET Technologies, Inc.
7018 1547 10278 1002 AT&T WorldNet Services
705 1429 554 628 UUNET Technologies, Inc.
2386 1113 587 737 AT&T Data Communications Serv
4323 1052 820 296 Time Warner Telecom
6197 1019 638 505 BellSouth Network Solutions,
18566 984 272 8 Covad Communications
174 961 6823 876 Cogent Communications
11492 846 98 12 Cable One
1239 833 2715 582 Sprint
7046 803 251 658 UUNET Technologies, Inc.
721 788 21885 292 DLA Systems Automation Center
19262 788 2480 182 Verizon Global Networks
20115 765 666 410 Charter Communications
209 711 3763 561 Qwest
22773 706 1744 40 Cox Communications, Inc.
7011 695 211 431 Citizens Utilities
852 617 1092 391 Telus Advanced Communications
19916 567 48 57 OLM LLC
6198 552 535 259 BellSouth Network Solutions,
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4134 1276 1024 CHINANET-BACKBONE
4755 1064 997 Videsh Sanchar Nigam Ltd. Aut
18566 984 976 Covad Communications
4538 956 921 China Education and Research
9583 1039 892 Sify Limited
9498 900 835 BHARTI BT INTERNET LTD.
11492 846 834 Cable One
705 1429 801 UUNET Technologies, Inc.
4323 1052 756 Time Warner Telecom
22773 706 666 Cox Communications, Inc.
19262 788 606 Verizon Global Networks
8151 777 569 UniNet S.A. de C.V.
7018 1547 545 AT&T WorldNet Services
17488 556 536 Hathway IP Over Cable Interne
5668 547 528 CenturyTel Internet Holdings,
6197 1019 514 BellSouth Network Solutions,
19916 567 510 OLM LLC
11830 506 497 Instituto Costarricense de El
721 788 496 DLA Systems Automation Center
7545 553 479 TPG Internet Pty Ltd
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
65515 PRIVATE 87.251.34.0/24 12859 Business Internet Tr
65515 PRIVATE 87.251.36.0/24 12859 Business Internet Tr
65010 PRIVATE 135.196.7.112/29 8190 VIATEL
65019 PRIVATE 135.196.106.208/28 8190 VIATEL
65014 PRIVATE 135.196.176.96/27 8190 VIATEL
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
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
65018 PRIVATE 213.235.24.216/29 8190 VIATEL
65010 PRIVATE 213.235.29.224/29 8190 VIATEL
65013 PRIVATE 213.235.33.0/27 8190 VIATEL
65017 PRIVATE 213.235.48.96/28 8190 VIATEL
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
0.0.0.0/0 286 KPNQwest Backbone AS
192.0.2.0/24 2854 RoSprint AS (Global One Russi
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
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
172.33.1.0/24 7018 AT&T WorldNet Services
192.0.10.0/24 9498 BHARTI BT INTERNET LTD.
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
192.172.0.0/19 721 DLA Systems Automation Center
Number of prefixes announced per prefix length (Global)
-------------------------------------------------------
!!Default route being announced!!
/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:19 /9:10 /10:13 /11:30 /12:115
/13:239 /14:407 /15:803 /16:9131 /17:3688 /18:5993
/19:13013 /20:14736 /21:13368 /22:17068 /23:18535 /24:117058
/25:726 /26:543 /27:454 /28:199 /29:155 /30:471
/31:0 /32:94
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
701 3618 4858 UUNET Technologies, Inc.
18566 967 984 Covad Communications
705 890 1429 UUNET Technologies, Inc.
9583 870 1039 Sify Limited
11492 832 846 Cable One
2386 829 1113 AT&T Data Communications Serv
7018 828 1547 AT&T WorldNet Services
6197 795 1019 BellSouth Network Solutions,
23577 757 771 KRNIC
7011 600 695 Citizens Utilities
19916 562 567 OLM LLC
7046 558 803 UUNET Technologies, Inc.
4766 556 747 Korea Telecom (KIX)
9498 554 900 BHARTI BT INTERNET LTD.
4538 533 956 China Education and Research
4755 483 1064 Videsh Sanchar Nigam Ltd. Aut
15270 464 494 PaeTec.net -a division of Pae
855 435 538 Canadian Research Network
5668 420 547 CenturyTel Internet Holdings,
18101 415 481 Reliance Infocom Ltd Internet
Number of /24s announced per /8 block (Global)
----------------------------------------------
4:9 8:61 9:1 12:1666 13:1 15:15
16:3 17:3 18:5 20:34 24:843 25:1
32:176 38:269 40:57 41:49 44:2 47:10
52:4 53:1 55:1 56:3 57:53 58:282
59:380 60:221 61:992 62:1185 63:3351 64:3317
65:3617 66:3219 67:704 68:656 69:1729 70:404
71:114 72:1053 74:118 75:49 76:13 80:829
81:769 82:683 83:400 84:498 85:762 86:414
87:438 88:250 89:676 90:2 91:99 97:1
121:109 122:42 123:3 124:492 125:736 128:430
129:219 130:131 131:318 132:48 133:11 134:177
135:42 136:180 137:110 138:189 139:103 140:527
141:135 142:368 143:212 144:256 145:67 146:322
147:144 148:370 149:173 150:110 151:118 152:89
153:117 154:6 155:246 156:146 157:149 158:167
159:141 160:99 161:91 162:225 163:158 164:282
165:236 166:243 167:274 168:481 169:123 170:387
171:12 172:1 189:29 190:295 192:5817 193:3654
194:2935 195:2282 196:995 198:3924 199:3360 200:4572
201:945 202:7249 203:7292 204:4104 205:2220 206:2652
207:3151 208:3069 209:3715 210:2407 211:987 212:1408
213:1530 214:381 215:39 216:4255 217:1341 218:371
219:295 220:827 221:392 222:258
End of report
