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[bgp-stats] Routing Table Report - Oregon IX view
Routing Table Report 00:00 GMT Tue 06 Feb, 2007
Analysis Summary
----------------
BGP routing table entries examined: 219952
Prefixes after maximum aggregation: 114996
Deaggregation factor: 1.91
Unique aggregates announced to Internet: 102471
Total ASes present in the Internet Routing Table: 24339
Origin-only ASes present in the Internet Routing Table: 21116
Origin ASes announcing only one prefix: 10213
Transit ASes present in the Internet Routing Table: 3223
Transit-only ASes present in the Internet Routing Table: 79
Average AS path length visible in the Internet Routing Table: 3.8
Max AS path length visible: 39
Max AS path prepend of ASN (14282) 36
Prefixes from unregistered ASNs in the Routing Table: 74
Unregistered ASNs in the Routing Table: 26
Special use prefixes present in the Routing Table: 2
Prefixes being announced from unallocated address space: 13
Number of addresses announced to Internet: 1674762760
Equivalent to 99 /8s, 210 /16s and 218 /24s
Percentage of available address space announced: 45.2
Percentage of allocated address space announced: 62.1
Percentage of available address space allocated: 72.8
Total number of prefixes smaller than registry allocations: 115381
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 48475
Total APNIC prefixes after maximum aggregation: 18986
APNIC Deaggregation factor: 2.55
Prefixes being announced from the APNIC address blocks: 45694
Unique aggregates announced from the APNIC address blocks: 19493
APNIC Region origin ASes present in the Internet Routing Table: 2847
APNIC Region origin ASes announcing only one prefix: 786
APNIC Region transit ASes present in the Internet Routing Table: 436
Average APNIC Region AS path length visible: 4.2
Max APNIC Region AS path length visible: 19
Number of APNIC addresses announced to Internet: 283378240
Equivalent to 16 /8s, 228 /16s and 2 /24s
Percentage of available APNIC address space announced: 70.2
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, 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: 110370
Total ARIN prefixes after maximum aggregation: 62217
ARIN Deaggregation factor: 1.77
Prefixes being announced from the ARIN address blocks: 82366
Unique aggregates announced from the ARIN address blocks: 29257
ARIN Region origin ASes present in the Internet Routing Table: 11319
ARIN Region origin ASes announcing only one prefix: 4324
ARIN Region transit ASes present in the Internet Routing Table: 1079
Average ARIN Region AS path length visible: 3.4
Max ARIN Region AS path length visible: 18
Number of ARIN addresses announced to Internet: 318286560
Equivalent to 18 /8s, 248 /16s and 170 /24s
Percentage of available ARIN address space announced: 70.3
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: 44517
Total RIPE prefixes after maximum aggregation: 28762
RIPE Deaggregation factor: 1.55
Prefixes being announced from the RIPE address blocks: 41450
Unique aggregates announced from the RIPE address blocks: 26814
RIPE Region origin ASes present in the Internet Routing Table: 9152
RIPE Region origin ASes announcing only one prefix: 4796
RIPE Region transit ASes present in the Internet Routing Table: 1498
Average RIPE Region AS path length visible: 4.1
Max RIPE Region AS path length visible: 34
Number of RIPE addresses announced to Internet: 287956896
Equivalent to 17 /8s, 41 /16s and 223 /24s
Percentage of available RIPE address space announced: 78.0
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: 13877
Total LACNIC prefixes after maximum aggregation: 4042
LACNIC Deaggregation factor: 3.43
Prefixes being announced from the LACNIC address blocks: 11906
Unique aggregates announced from the LACNIC address blocks: 7262
LACNIC Region origin ASes present in the Internet Routing Table: 763
LACNIC Region origin ASes announcing only one prefix: 252
LACNIC Region transit ASes present in the Internet Routing Table: 136
Average LACNIC Region AS path length visible: 4.1
Max LACNIC Region AS path length visible: 39
Number of LACNIC addresses announced to Internet: 37190656
Equivalent to 2 /8s, 55 /16s and 124 /24s
Percentage of available LACNIC address space announced: 55.4
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: 2641
Total AfriNIC prefixes after maximum aggregation: 987
AfriNIC Deaggregation factor: 2.68
Prefixes being announced from the AfriNIC address blocks: 1903
Unique aggregates announced from the AfriNIC address blocks: 1150
AfriNIC Region origin ASes present in the Internet Routing Table: 178
AfriNIC Region origin ASes announcing only one prefix: 54
AfriNIC Region transit ASes present in the Internet Routing Table: 36
Average AfriNIC Region AS path length visible: 3.9
Max AfriNIC Region AS path length visible: 26
Number of AfriNIC addresses announced to Internet: 5394432
Equivalent to 0 /8s, 82 /16s and 80 /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 1281 8672 280 CHINANET-BACKBONE
4755 1101 383 76 Videsh Sanchar Nigam Ltd. Aut
9583 1027 109 16 Sify Limited
9498 939 467 65 BHARTI BT INTERNET LTD.
23577 777 35 704 Korea Telecom (ATM-MPLS)
4766 763 4944 313 Korea Telecom (KIX)
1221 608 1698 448 Telstra Pty Ltd
17488 592 37 21 Hathway IP Over Cable Interne
7545 562 126 73 TPG Internet Pty Ltd
18101 516 103 23 Reliance Infocom Ltd Internet
17676 504 10935 66 Softbank BB Corp.
7474 447 215 254 SingTel Optus Pty Ltd
9443 443 111 75 Primus Telecommunications
4812 440 763 70 China Telecom (Shanghai)
9942 434 85 128 COMindico Australia
7514 423 28 41 Media Exchange, Inc.
4802 360 86 148 Wantree Development
17557 358 34 167 Pakistan Telecom
17974 355 129 14 PT TELEKOMUNIKASI INDONESIA
17849 354 34 94 Telecommunications Technology
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
702 545 1881 423 UUNET - Commercial IP service
3301 307 1199 289 TeliaNet Sweden
24863 306 44 24 LINKdotNET AS number
2119 303 778 264 Telenor Internet Access
3320 298 4993 249 Deutsche Telekom AG
8220 273 472 264 COLT Telecommunications
6746 269 95 248 Dynamic Network Technologies,
1257 260 1100 173 SWIPnet Swedish IP Network
680 257 2044 251 DFN-IP service G-WiN
5089 241 1657 52 NTL Group Limited
3215 236 2192 93 France Telecom Transpac
8708 234 283 221 Romania Data Systems S.A.
5416 216 14 11 BATELCO-BH
3269 212 2391 71 TELECOM ITALIA
3246 208 355 198 Song Networks
8551 205 197 25 Bezeq International
20858 197 34 3 EgyNet
3352 193 1767 31 Ibernet, Internet Access Netw
3300 190 171 96 AUCS Communications Services
30890 187 15 91 SC Kappa Invexim SRL
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
701 4814 6679 745 UUNET Technologies, Inc.
7018 1523 6103 977 AT&T WorldNet Services
705 1366 557 601 UUNET Technologies, Inc.
2386 1107 570 732 AT&T Data Communications Serv
4323 1055 819 298 Time Warner Telecom
6197 1025 650 503 BellSouth Network Solutions,
18566 988 288 9 Covad Communications
174 936 6790 865 Cogent Communications
11492 919 100 14 Cable One
1239 827 2730 576 Sprint
20115 796 695 419 Charter Communications
7046 786 267 656 UUNET Technologies, Inc.
7011 761 224 466 Citizens Utilities
19262 758 2591 179 Verizon Global Networks
22773 723 1872 41 Cox Communications, Inc.
209 721 3742 568 Qwest
721 684 21836 280 DLA Systems Automation Center
852 618 1091 392 Telus Advanced Communications
577 584 760 206 Bell Advanced Communications
5668 576 161 17 CenturyTel Internet Holdings,
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4755 1101 1025 Videsh Sanchar Nigam Ltd. Aut
9583 1027 1011 Sify Limited
4134 1281 1001 CHINANET-BACKBONE
18566 988 979 Covad Communications
11492 919 905 Cable One
9498 939 874 BHARTI BT INTERNET LTD.
8151 977 774 UniNet S.A. de C.V.
705 1366 765 UUNET Technologies, Inc.
4323 1055 757 Time Warner Telecom
22773 723 682 Cox Communications, Inc.
19262 758 579 Verizon Global Networks
17488 592 571 Hathway IP Over Cable Interne
5668 576 559 CenturyTel Internet Holdings,
7018 1523 546 AT&T WorldNet Services
6197 1025 522 BellSouth Network Solutions,
19916 568 514 OLM LLC
18101 516 493 Reliance Infocom Ltd Internet
7545 562 489 TPG Internet Pty Ltd
855 561 488 Canadian Research Network
15270 505 471 PaeTec.net -a division of Pae
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
64512 PRIVATE 80.66.96.0/20 3209 Arcor IP-Network
65515 PRIVATE 87.251.34.0/24 12859 Business Internet Tr
65515 PRIVATE 87.251.36.0/24 12859 Business Internet Tr
64513 PRIVATE 124.30.168.0/23 9583 Sify Limited
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
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
64538 PRIVATE 195.22.39.0/24 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
64515 PRIVATE 195.47.26.0/24 6721 The Terminal Bar: In
64515 PRIVATE 195.47.27.0/24 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
64538 PRIVATE 195.47.57.0/24 6721 The Terminal Bar: In
64540 PRIVATE 195.47.75.48/28 6721 The Terminal Bar: In
64540 PRIVATE 195.47.75.64/28 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
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
0.0.0.0/0 7514 Media Exchange, Inc.
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)
-------------------------------------------------------
!!Default route being announced!!
/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:19 /9:10 /10:13 /11:33 /12:118
/13:238 /14:420 /15:822 /16:9235 /17:3763 /18:6141
/19:13253 /20:14880 /21:13380 /22:17413 /23:18687 /24:118287
/25:859 /26:658 /27:536 /28:248 /29:176 /30:586
/31:0 /32:176
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
701 3571 4814 UUNET Technologies, Inc.
18566 970 988 Covad Communications
11492 905 919 Cable One
9583 857 1027 Sify Limited
705 842 1366 UUNET Technologies, Inc.
7018 836 1523 AT&T WorldNet Services
2386 831 1107 AT&T Data Communications Serv
6197 795 1025 BellSouth Network Solutions,
23577 763 777 Korea Telecom (ATM-MPLS)
7011 662 761 Citizens Utilities
9498 597 939 BHARTI BT INTERNET LTD.
4766 571 763 Korea Telecom (KIX)
19916 563 568 OLM LLC
7046 548 786 UUNET Technologies, Inc.
4755 509 1101 Videsh Sanchar Nigam Ltd. Aut
15270 473 505 PaeTec.net -a division of Pae
855 460 561 Canadian Research Network
5668 447 576 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 8:64 9:1
12:1670 13:1 15:16 16:3 17:3 18:5
20:38 24:888 25:1 32:172 38:279 40:57
41:68 44:2 47:7 52:4 55:1 56:3
57:52 58:311 59:376 60:203 61:939 62:1095
63:3337 64:3354 65:3672 66:3225 67:732 68:654
69:1730 70:444 71:97 72:1167 73:1 74:167
75:71 76:24 77:7 80:844 81:785 82:694
83:362 84:521 85:755 86:456 87:476 88:217
89:774 90:1 91:201 97:1 116:1 117:1
118:1 119:1 120:1 121:132 122:76 123:32
124:563 125:801 128:314 129:219 130:126 131:343
132:49 133:11 134:184 135:44 136:180 137:118
138:191 139:104 140:523 141:141 142:393 143:210
144:271 145:43 146:315 147:146 148:365 149:193
150:115 151:116 152:92 153:119 154:6 155:250
156:129 157:173 158:169 159:149 160:97 161:88
162:228 163:162 164:459 165:329 166:246 167:280
168:498 169:120 170:382 171:15 172:1 189:156
190:367 192:5796 193:3696 194:2986 195:2326 196:997
198:3905 199:3349 200:4604 201:968 202:7232 203:7392
204:4115 205:2219 206:2643 207:3132 208:3148 209:3738
210:2404 211:945 212:1373 213:1485 214:393 215:39
216:4229 217:1178 218:366 219:265 220:859 221:364
222:263
End of report
