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[bgp-stats] Routing Table Report - Oregon IX view
Routing Table Report 00:00 GMT Fri 23 Feb, 2007
Analysis Summary
----------------
BGP routing table entries examined: 222653
Prefixes after maximum aggregation: 116222
Deaggregation factor: 1.92
Unique aggregates announced to Internet: 104761
Total ASes present in the Internet Routing Table: 24517
Origin-only ASes present in the Internet Routing Table: 21320
Origin ASes announcing only one prefix: 10277
Transit ASes present in the Internet Routing Table: 3197
Transit-only ASes present in the Internet Routing Table: 73
Average AS path length visible in the Internet Routing Table: 4.2
Max AS path length visible: 31
Max AS path prepend of ASN (17697) 13
Prefixes from unregistered ASNs in the Routing Table: 61
Unregistered ASNs in the Routing Table: 24
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 12
Number of addresses announced to Internet: 1686634920
Equivalent to 100 /8s, 136 /16s and 1 /24s
Percentage of available address space announced: 45.5
Percentage of allocated address space announced: 62.5
Percentage of available address space allocated: 72.8
Total number of prefixes smaller than registry allocations: 117459
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 49384
Total APNIC prefixes after maximum aggregation: 19608
APNIC Deaggregation factor: 2.52
Prefixes being announced from the APNIC address blocks: 46403
Unique aggregates announced from the APNIC address blocks: 20409
APNIC Region origin ASes present in the Internet Routing Table: 2889
APNIC Region origin ASes announcing only one prefix: 777
APNIC Region transit ASes present in the Internet Routing Table: 435
Average APNIC Region AS path length visible: 4.8
Max APNIC Region AS path length visible: 17
Number of APNIC addresses announced to Internet: 290467104
Equivalent to 17 /8s, 80 /16s and 45 /24s
Percentage of available APNIC address space announced: 72.0
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: 111405
Total ARIN prefixes after maximum aggregation: 62433
ARIN Deaggregation factor: 1.78
Prefixes being announced from the ARIN address blocks: 82463
Unique aggregates announced from the ARIN address blocks: 30549
ARIN Region origin ASes present in the Internet Routing Table: 11372
ARIN Region origin ASes announcing only one prefix: 4359
ARIN Region transit ASes present in the Internet Routing Table: 1060
Average ARIN Region AS path length visible: 3.9
Max ARIN Region AS path length visible: 15
Number of ARIN addresses announced to Internet: 319168960
Equivalent to 19 /8s, 6 /16s and 33 /24s
Percentage of available ARIN address space announced: 70.5
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, 96/6, 199/8, 204/6,
208/7 and 216/8
RIPE Region Analysis Summary
----------------------------
Prefixes being announced by RIPE Region ASes: 45072
Total RIPE prefixes after maximum aggregation: 29118
RIPE Deaggregation factor: 1.55
Prefixes being announced from the RIPE address blocks: 41985
Unique aggregates announced from the RIPE address blocks: 27090
RIPE Region origin ASes present in the Internet Routing Table: 9234
RIPE Region origin ASes announcing only one prefix: 4829
RIPE Region transit ASes present in the Internet Routing Table: 1501
Average RIPE Region AS path length visible: 3.8
Max RIPE Region AS path length visible: 31
Number of RIPE addresses announced to Internet: 291685760
Equivalent to 17 /8s, 98 /16s and 197 /24s
Percentage of available RIPE address space announced: 79.0
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: 14062
Total LACNIC prefixes after maximum aggregation: 4063
LACNIC Deaggregation factor: 3.46
Prefixes being announced from the LACNIC address blocks: 12106
Unique aggregates announced from the LACNIC address blocks: 7004
LACNIC Region origin ASes present in the Internet Routing Table: 765
LACNIC Region origin ASes announcing only one prefix: 252
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: 37592576
Equivalent to 2 /8s, 61 /16s and 158 /24s
Percentage of available LACNIC address space announced: 56.0
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: 2671
Total AfriNIC prefixes after maximum aggregation: 998
AfriNIC Deaggregation factor: 2.68
Prefixes being announced from the AfriNIC address blocks: 1970
Unique aggregates announced from the AfriNIC address blocks: 1179
AfriNIC Region origin ASes present in the Internet Routing Table: 183
AfriNIC Region origin ASes announcing only one prefix: 59
AfriNIC Region transit ASes present in the Internet Routing Table: 36
Average AfriNIC Region AS path length visible: 4.1
Max AfriNIC Region AS path length visible: 15
Number of AfriNIC addresses announced to Internet: 5418240
Equivalent to 0 /8s, 82 /16s and 173 /24s
Percentage of available AfriNIC address space announced: 16.1
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 1259 8704 277 CHINANET-BACKBONE
4755 1118 383 72 Videsh Sanchar Nigam Ltd. Aut
9583 1069 77 367 Sify Limited
9498 959 468 66 BHARTI BT INTERNET LTD.
23577 779 35 709 Korea Telecom (ATM-MPLS)
4766 769 4944 310 Korea Telecom (KIX)
1221 622 1687 454 Telstra Pty Ltd
17488 598 39 24 Hathway IP Over Cable Interne
7545 587 142 77 TPG Internet Pty Ltd
18101 522 103 23 Reliance Infocom Ltd Internet
17676 503 10935 65 Softbank BB Corp.
4812 500 779 73 China Telecom (Shanghai)
4668 459 67 12 LG-EDS Systems Inc.
7474 454 216 260 SingTel Optus Pty Ltd
9443 444 111 75 Primus Telecommunications
9942 433 85 127 COMindico Australia
17849 370 35 94 Telecommunications Technology
4802 361 86 148 Wantree Development
17557 356 34 167 Pakistan Telecom
17974 348 129 14 PT TELEKOMUNIKASI INDONESIA
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
702 547 1896 425 UUNET - Commercial IP service
2119 399 830 336 Telenor Internet Access
24863 327 45 21 LINKdotNET AS number
3301 310 1199 289 TeliaNet Sweden
3320 298 4993 249 Deutsche Telekom AG
8220 273 469 263 COLT Telecommunications
6746 269 95 247 Dynamic Network Technologies,
1257 260 1116 174 SWIPnet Swedish IP Network
680 257 2044 251 DFN-IP service G-WiN
8708 242 284 228 Romania Data Systems S.A.
3215 239 2224 92 France Telecom Transpac
5089 239 1657 52 NTL Group Limited
5416 220 14 11 BATELCO-BH
3269 212 2423 72 TELECOM ITALIA
3246 208 355 197 Song Networks
8551 206 197 25 Bezeq International
30890 206 17 96 SC Kappa Invexim SRL
3352 202 1783 33 Ibernet, Internet Access Netw
20858 197 34 3 EgyNet
3300 189 171 92 AUCS Communications Services
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
701 4799 6694 749 UUNET Technologies, Inc.
7018 1498 6117 980 AT&T WorldNet Services
4323 1442 1005 347 Time Warner Telecom
705 1327 557 598 UUNET Technologies, Inc.
6478 1124 443 192 AT&T Worldnet Services
2386 1113 570 737 AT&T Data Communications Serv
6197 1015 651 497 BellSouth Network Solutions,
18566 992 288 9 Covad Communications
11492 978 101 15 Cable One
174 919 6789 851 Cogent Communications
20115 800 706 426 Charter Communications
7046 794 267 655 UUNET Technologies, Inc.
7011 786 227 475 Citizens Utilities
19262 757 2591 178 Verizon Global Networks
22773 732 1872 41 Cox Communications, Inc.
209 716 3744 572 Qwest
1239 668 2124 492 Sprint
721 633 21787 274 DLA Systems Automation Center
852 610 1088 382 Telus Advanced Communications
577 584 759 201 Bell Advanced Communications
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4323 1442 1095 Time Warner Telecom
4755 1118 1046 Videsh Sanchar Nigam Ltd. Aut
18566 992 983 Covad Communications
4134 1259 982 CHINANET-BACKBONE
11492 978 963 Cable One
6478 1124 932 AT&T Worldnet Services
9498 959 893 BHARTI BT INTERNET LTD.
8151 1029 817 UniNet S.A. de C.V.
705 1327 729 UUNET Technologies, Inc.
9583 1069 702 Sify Limited
22773 732 691 Cox Communications, Inc.
19262 757 579 Verizon Global Networks
17488 598 574 Hathway IP Over Cable Interne
5668 570 554 CenturyTel Internet Holdings,
7018 1498 518 AT&T WorldNet Services
6197 1015 518 BellSouth Network Solutions,
19916 568 514 OLM LLC
7545 587 510 TPG Internet Pty Ltd
18101 522 499 Reliance Infocom Ltd Internet
855 566 496 Canadian Research Network
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 4.33.8.128/28 293 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
64513 PRIVATE 194.149.101.192/28 6721 The Terminal Bar: In
64527 PRIVATE 194.149.115.64/28 6721 The Terminal Bar: In
64524 PRIVATE 194.149.116.64/28 6721 The Terminal Bar: In
64514 PRIVATE 194.149.116.176/28 6721 The Terminal Bar: In
64532 PRIVATE 195.22.48.64/27 6721 The Terminal Bar: In
64526 PRIVATE 195.47.13.96/28 6721 The Terminal Bar: In
64542 PRIVATE 195.47.24.112/28 6721 The Terminal Bar: In
64542 PRIVATE 195.47.24.128/27 6721 The Terminal Bar: In
64542 PRIVATE 195.47.25.192/27 6721 The Terminal Bar: In
64519 PRIVATE 195.47.33.160/27 6721 The Terminal Bar: In
64519 PRIVATE 195.47.33.192/28 6721 The Terminal Bar: In
64526 PRIVATE 195.47.39.128/26 6721 The Terminal Bar: In
64513 PRIVATE 195.47.40.128/26 6721 The Terminal Bar: In
64513 PRIVATE 195.47.40.128/25 6721 The Terminal Bar: In
64513 PRIVATE 195.47.40.192/26 6721 The Terminal Bar: In
64540 PRIVATE 195.47.75.48/28 6721 The Terminal Bar: In
64516 PRIVATE 195.47.88.128/25 6721 The Terminal Bar: In
64526 PRIVATE 195.47.100.0/25 6721 The Terminal Bar: In
65000 PRIVATE 195.47.102.0/25 6721 The Terminal Bar: In
64514 PRIVATE 195.144.99.0/26 6721 The Terminal Bar: In
64514 PRIVATE 195.144.99.64/27 6721 The Terminal Bar: In
64514 PRIVATE 195.144.99.96/28 6721 The Terminal Bar: In
64514 PRIVATE 195.144.99.112/28 6721 The Terminal Bar: In
64514 PRIVATE 195.144.99.128/25 6721 The Terminal Bar: In
65011 PRIVATE 203.116.243.0/24 4657 Starhub Internet, Si
24410 UNALLOCATED 203.119.28.0/24 4134 CHINANET-BACKBONE
24409 UNALLOCATED 203.119.29.0/24 9808 Guangdong Mobile Com
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
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
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 /8:20 /9:9 /10:12 /11:34 /12:118
/13:237 /14:427 /15:828 /16:9280 /17:3788 /18:6261
/19:13381 /20:15164 /21:13722 /22:17758 /23:19203 /24:119372
/25:886 /26:673 /27:529 /28:219 /29:177 /30:473
/31:0 /32:82
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
701 3557 4799 UUNET Technologies, Inc.
6478 1076 1124 AT&T Worldnet Services
18566 974 992 Covad Communications
11492 964 978 Cable One
9583 906 1069 Sify Limited
2386 838 1113 AT&T Data Communications Serv
705 823 1327 UUNET Technologies, Inc.
7018 809 1498 AT&T WorldNet Services
6197 794 1015 BellSouth Network Solutions,
23577 765 779 Korea Telecom (ATM-MPLS)
7011 686 786 Citizens Utilities
4323 631 1442 Time Warner Telecom
9498 612 959 BHARTI BT INTERNET LTD.
4766 577 769 Korea Telecom (KIX)
19916 563 568 OLM LLC
7046 546 794 UUNET Technologies, Inc.
4755 525 1118 Videsh Sanchar Nigam Ltd. Aut
15270 475 507 PaeTec.net -a division of Pae
855 465 566 Canadian Research Network
18101 453 522 Reliance Infocom Ltd Internet
Number of /24s announced per /8 block (Global)
----------------------------------------------
4:9 7:1 8:62 9:1 12:1813 13:1
15:16 16:3 17:3 18:5 20:38 24:909
25:1 32:173 38:281 40:57 41:90 44:2
47:7 52:4 55:1 56:3 57:40 58:321
59:389 60:211 61:964 62:1093 63:3332 64:3314
65:3665 66:3238 67:746 68:662 69:1744 70:458
71:98 72:1221 73:1 74:170 75:80 76:7
77:34 80:839 81:788 82:687 83:375 84:515
85:757 86:442 87:492 88:215 89:808 90:3
91:175 97:1 116:1 117:1 118:1 119:1
120:1 121:140 122:369 123:40 124:595 125:909
128:311 129:217 130:130 131:348 132:49 133:10
134:190 135:38 136:181 137:125 138:195 139:104
140:503 141:142 142:394 143:212 144:271 145:43
146:314 147:149 148:375 149:190 150:113 151:116
152:97 153:118 154:6 155:242 156:151 157:178
158:169 159:150 160:99 161:91 162:231 163:163
164:459 165:381 166:245 167:281 168:515 169:120
170:386 171:15 172:1 189:187 190:425 192:5799
193:3746 194:3033 195:2298 196:1020 198:3876 199:3360
200:4587 201:985 202:7268 203:7405 204:4105 205:2170
206:2631 207:3112 208:3178 209:3719 210:2388 211:975
212:1352 213:1470 214:411 215:39 216:4274 217:1181
218:367 219:272 220:868 221:369 222:261
End of report
