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[bgp-stats] Routing Table Report - Oregon IX view
Routing Table Report 00:00 GMT Fri 02 Feb, 2007
Analysis Summary
----------------
BGP routing table entries examined: 219274
Prefixes after maximum aggregation: 114673
Deaggregation factor: 1.91
Unique aggregates announced to Internet: 101748
Total ASes present in the Internet Routing Table: 24304
Origin-only ASes present in the Internet Routing Table: 21112
Origin ASes announcing only one prefix: 10198
Transit ASes present in the Internet Routing Table: 3192
Transit-only ASes present in the Internet Routing Table: 74
Average AS path length visible in the Internet Routing Table: 3.9
Max AS path length visible: 32
Max AS path prepend of ASN (16327) 25
Prefixes from unregistered ASNs in the Routing Table: 44
Unregistered ASNs in the Routing Table: 15
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 13
Number of addresses announced to Internet: 1671341056
Equivalent to 99 /8s, 158 /16s and 164 /24s
Percentage of available address space announced: 45.1
Percentage of allocated address space announced: 62.0
Percentage of available address space allocated: 72.8
Total number of prefixes smaller than registry allocations: 114687
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 47826
Total APNIC prefixes after maximum aggregation: 18931
APNIC Deaggregation factor: 2.53
Prefixes being announced from the APNIC address blocks: 45165
Unique aggregates announced from the APNIC address blocks: 19373
APNIC Region origin ASes present in the Internet Routing Table: 2850
APNIC Region origin ASes announcing only one prefix: 791
APNIC Region transit ASes present in the Internet Routing Table: 430
Average APNIC Region AS path length visible: 4.2
Max APNIC Region AS path length visible: 16
Number of APNIC addresses announced to Internet: 283157560
Equivalent to 16 /8s, 224 /16s and 164 /24s
Percentage of available APNIC address space announced: 70.1
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, 116/6, 120/6, 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: 110408
Total ARIN prefixes after maximum aggregation: 62211
ARIN Deaggregation factor: 1.77
Prefixes being announced from the ARIN address blocks: 82386
Unique aggregates announced from the ARIN address blocks: 29243
ARIN Region origin ASes present in the Internet Routing Table: 11311
ARIN Region origin ASes announcing only one prefix: 4320
ARIN Region transit ASes present in the Internet Routing Table: 1058
Average ARIN Region AS path length visible: 3.5
Max ARIN Region AS path length visible: 21
Number of ARIN addresses announced to Internet: 315754720
Equivalent to 18 /8s, 210 /16s and 8 /24s
Percentage of available ARIN address space announced: 69.7
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, 96/6, 199/8, 204/6,
208/7 and 216/8
RIPE Region Analysis Summary
----------------------------
Prefixes being announced by RIPE Region ASes: 44386
Total RIPE prefixes after maximum aggregation: 28530
RIPE Deaggregation factor: 1.56
Prefixes being announced from the RIPE address blocks: 41219
Unique aggregates announced from the RIPE address blocks: 26592
RIPE Region origin ASes present in the Internet Routing Table: 9129
RIPE Region origin ASes announcing only one prefix: 4782
RIPE Region transit ASes present in the Internet Routing Table: 1496
Average RIPE Region AS path length visible: 4.4
Max RIPE Region AS path length visible: 32
Number of RIPE addresses announced to Internet: 287413152
Equivalent to 17 /8s, 33 /16s and 147 /24s
Percentage of available RIPE address space announced: 77.9
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: 13986
Total LACNIC prefixes after maximum aggregation: 4010
LACNIC Deaggregation factor: 3.49
Prefixes being announced from the LACNIC address blocks: 12007
Unique aggregates announced from the LACNIC address blocks: 6953
LACNIC Region origin ASes present in the Internet Routing Table: 763
LACNIC Region origin ASes announcing only one prefix: 251
LACNIC Region transit ASes present in the Internet Routing Table: 138
Average LACNIC Region AS path length visible: 4.4
Max LACNIC Region AS path length visible: 22
Number of LACNIC addresses announced to Internet: 36894720
Equivalent to 2 /8s, 50 /16s and 248 /24s
Percentage of available LACNIC address space announced: 55.0
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: 2626
Total AfriNIC prefixes after maximum aggregation: 989
AfriNIC Deaggregation factor: 2.66
Prefixes being announced from the AfriNIC address blocks: 1894
Unique aggregates announced from the AfriNIC address blocks: 1150
AfriNIC Region origin ASes present in the Internet Routing Table: 176
AfriNIC Region origin ASes announcing only one prefix: 53
AfriNIC Region transit ASes present in the Internet Routing Table: 35
Average AfriNIC Region AS path length visible: 3.9
Max AfriNIC Region AS path length visible: 19
Number of AfriNIC addresses announced to Internet: 5369600
Equivalent to 0 /8s, 81 /16s and 239 /24s
Percentage of available AfriNIC address space announced: 16.0
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 1283 8669 277 CHINANET-BACKBONE
4755 1094 383 75 Videsh Sanchar Nigam Ltd. Aut
9583 1042 109 16 Sify Limited
9498 929 467 59 BHARTI BT INTERNET LTD.
23577 776 35 702 Korea Telecom (ATM-MPLS)
4766 763 4944 313 Korea Telecom (KIX)
1221 614 1698 453 Telstra Pty Ltd
17488 592 37 21 Hathway IP Over Cable Interne
7545 557 126 72 TPG Internet Pty Ltd
18101 516 103 23 Reliance Infocom Ltd Internet
17676 504 10935 66 Softbank BB Corp.
9443 442 111 74 Primus Telecommunications
4812 438 763 70 China Telecom (Shanghai)
9942 430 85 127 COMindico Australia
7474 393 211 249 SingTel Optus Pty Ltd
17974 364 129 14 PT TELEKOMUNIKASI INDONESIA
4802 360 86 148 Wantree Development
17849 354 34 94 Telecommunications Technology
17557 348 35 165 Pakistan Telecom
2907 339 1749 310 SINET Japan
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
702 545 1897 423 UUNET - Commercial IP service
24863 307 45 25 LINKdotNET AS number
3301 305 1199 287 TeliaNet Sweden
3320 297 4993 248 Deutsche Telekom AG
8220 272 472 263 COLT Telecommunications
6746 267 95 246 Dynamic Network Technologies,
680 257 2044 251 DFN-IP service G-WiN
5089 241 1657 52 NTL Group Limited
1257 240 1100 174 SWIPnet Swedish IP Network
3215 238 2192 94 France Telecom Transpac
8708 234 283 221 Romania Data Systems S.A.
30890 214 19 91 SC Kappa Invexim SRL
3269 213 2391 71 TELECOM ITALIA
3246 208 355 198 Song Networks
5416 206 13 9 BATELCO-BH
2119 205 776 177 Telenor Internet Access
8551 205 197 25 Bezeq International
20858 197 34 3 This AS will be used to conne
3352 191 1767 31 Ibernet, Internet Access Netw
3300 190 171 95 AUCS Communications Services
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
701 4834 6696 749 UUNET Technologies, Inc.
7018 1537 10200 987 AT&T WorldNet Services
705 1400 553 603 UUNET Technologies, Inc.
2386 1108 569 732 AT&T Data Communications Serv
4323 1053 819 298 Time Warner Telecom
6197 1024 650 503 BellSouth Network Solutions,
18566 989 288 9 Covad Communications
174 935 6789 864 Cogent Communications
11492 917 100 16 Cable One
1239 828 2730 578 Sprint
19262 809 2592 180 Verizon Global Networks
20115 798 694 414 Charter Communications
7046 785 267 650 UUNET Technologies, Inc.
7011 761 224 466 Citizens Utilities
22773 721 1872 39 Cox Communications, Inc.
209 720 3742 566 Qwest
721 684 21836 280 DLA Systems Automation Center
852 619 1091 392 Telus Advanced Communications
577 584 760 206 Bell Advanced Communications
5668 582 161 19 CenturyTel Internet Holdings,
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
9583 1042 1026 Sify Limited
4755 1094 1019 Videsh Sanchar Nigam Ltd. Aut
4134 1283 1006 CHINANET-BACKBONE
18566 989 980 Covad Communications
11492 917 901 Cable One
9498 929 870 BHARTI BT INTERNET LTD.
705 1400 797 UUNET Technologies, Inc.
8151 961 758 UniNet S.A. de C.V.
4323 1053 755 Time Warner Telecom
22773 721 682 Cox Communications, Inc.
19262 809 629 Verizon Global Networks
17488 592 571 Hathway IP Over Cable Interne
5668 582 563 CenturyTel Internet Holdings,
7018 1537 550 AT&T WorldNet Services
6197 1024 521 BellSouth Network Solutions,
19916 568 514 OLM LLC
11830 504 495 Instituto Costarricense de El
18101 516 493 Reliance Infocom Ltd Internet
855 561 488 Canadian Research Network
7545 557 485 TPG Internet Pty Ltd
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
65533 PRIVATE 4.33.8.0/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.8.16/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.8.32/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.8.48/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.8.64/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.8.80/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.8.96/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.8.112/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.8.144/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.8.160/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.8.176/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.8.192/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.8.208/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.8.224/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.8.240/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.9.0/26 293 Energy Sciences Netw
65533 PRIVATE 4.33.9.128/27 293 Energy Sciences Netw
65533 PRIVATE 4.33.9.192/27 293 Energy Sciences Netw
65533 PRIVATE 4.33.9.224/27 293 Energy Sciences Netw
65533 PRIVATE 4.33.10.0/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.10.16/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.10.32/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.10.48/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.10.64/28 293 Energy Sciences Netw
65533 PRIVATE 4.33.10.80/28 293 Energy Sciences Netw
65332 PRIVATE 63.166.106.192/27 1803 SPRINT
65515 PRIVATE 87.251.34.0/24 12859 Business Internet Tr
65515 PRIVATE 87.251.36.0/24 12859 Business Internet Tr
64513 PRIVATE 124.30.171.0/24 9583 Sify Limited
64513 PRIVATE 124.30.172.0/24 9583 Sify Limited
64513 PRIVATE 124.30.173.0/24 9583 Sify Limited
64513 PRIVATE 124.30.174.0/24 9583 Sify Limited
65517 PRIVATE 198.32.176.0/24 293 Energy Sciences Netw
24410 UNALLOCATED 203.119.28.0/24 4134 CHINANET-BACKBONE
24409 UNALLOCATED 203.119.29.0/24 9808 Guangdong Mobile Com
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
22895 UNALLOCATED 216.174.38.0/24 19094 Adelphia Business So
65019 PRIVATE 216.195.13.0/24 19034 Norcom Networks Corp
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
192.0.2.0/24 2854 RoSprint AS (Global One Russi
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
1.1.1.0/24 4761 INDOSATNET-ASN
7.1.1.0/24 1239 Sprint
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
180.190.0.0/16 24003 JUBILANT ORGANOSYS LTD., INDI
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
192.153.136.0/21 721 DLA Systems Automation Center
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 /9:10 /10:13 /11:33 /12:118
/13:238 /14:420 /15:821 /16:9255 /17:3765 /18:6133
/19:13225 /20:14866 /21:13385 /22:17352 /23:18675 /24:118249
/25:778 /26:541 /27:479 /28:205 /29:148 /30:466
/31:0 /32:80
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
701 3588 4834 UUNET Technologies, Inc.
18566 971 989 Covad Communications
11492 903 917 Cable One
9583 871 1042 Sify Limited
705 861 1400 UUNET Technologies, Inc.
7018 845 1537 AT&T WorldNet Services
2386 831 1108 AT&T Data Communications Serv
6197 794 1024 BellSouth Network Solutions,
23577 762 776 Korea Telecom (ATM-MPLS)
7011 662 761 Citizens Utilities
9498 594 929 BHARTI BT INTERNET LTD.
4766 571 763 Korea Telecom (KIX)
19916 563 568 OLM LLC
7046 547 785 UUNET Technologies, Inc.
4755 504 1094 Videsh Sanchar Nigam Ltd. Aut
15270 473 505 PaeTec.net -a division of Pae
855 460 561 Canadian Research Network
5668 447 582 CenturyTel Internet Holdings,
18101 447 516 Reliance Infocom Ltd Internet
17488 415 592 Hathway IP Over Cable Interne
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:1 4:9 6:1 7:1 8:63 9:1
12:1668 13:1 15:16 16:3 17:3 18:5
20:38 24:878 25:1 32:172 38:278 40:57
41:66 44:2 47:7 52:4 55:1 56:3
57:52 58:309 59:376 60:203 61:934 62:1115
63:3331 64:3346 65:3664 66:3249 67:730 68:645
69:1729 70:435 71:133 72:1180 73:1 74:162
75:66 76:22 77:7 80:803 81:788 82:690
83:359 84:502 85:762 86:451 87:474 88:278
89:773 90:1 91:196 97:1 116:1 117:1
118:1 119:1 120:1 121:130 122:71 123:32
124:585 125:800 128:305 129:219 130:126 131:343
132:47 133:11 134:184 135:44 136:180 137:118
138:191 139:104 140:522 141:138 142:393 143:212
144:270 145:67 146:315 147:143 148:366 149:192
150:115 151:116 152:91 153:119 154:6 155:250
156:124 157:176 158:169 159:148 160:98 161:86
162:227 163:162 164:460 165:296 166:247 167:282
168:497 169:121 170:383 171:15 172:1 189:156
190:359 192:5798 193:3681 194:2970 195:2335 196:998
198:3914 199:3355 200:4625 201:968 202:7225 203:7381
204:4116 205:2215 206:2653 207:3143 208:3148 209:3730
210:2392 211:940 212:1360 213:1478 214:386 215:39
216:4231 217:1167 218:364 219:264 220:865 221:370
222:275
End of report
