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[bgp-stats] Routing Table Report - Oregon IX view
Routing Table Report 00:00 GMT Sun 09 Jul, 2006
Analysis Summary
----------------
BGP routing table entries examined: 199063
Prefixes after maximum aggregation: 106468
Unique aggregates announced to Internet: 93934
Total ASes present in the Internet Routing Table: 22667
Origin-only ASes present in the Internet Routing Table: 19778
Origin ASes announcing only one prefix: 9441
Transit ASes present in the Internet Routing Table: 2889
Transit-only ASes present in the Internet Routing Table: 63
Average AS path length visible in the Internet Routing Table: 2.7
Max AS path length visible: 19
Max AS path prepend of ASN (32609) 16
Prefixes from unregistered ASNs in the Routing Table: 16
Unregistered ASNs in the Routing Table: 12
Special use prefixes present in the Routing Table: 6
Prefixes being announced from unallocated address space: 11
Number of addresses announced to Internet: 1541639989
Equivalent to 91 /8s, 227 /16s and 143 /24s
Percentage of available address space announced: 41.6
Percentage of allocated address space announced: 60.2
Percentage of available address space allocated: 69.1
Total number of prefixes smaller than registry allocations: 100223
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 42535
Total APNIC prefixes after maximum aggregation: 17112
Prefixes being announced from the APNIC address blocks: 40148
Unique aggregates announced from the APNIC address blocks: 18352
APNIC Region origin ASes present in the Internet Routing Table: 2625
APNIC Region origin ASes announcing only one prefix: 736
APNIC Region transit ASes present in the Internet Routing Table: 394
Average APNIC Region AS path length visible: 3.0
Max APNIC Region AS path length visible: 19
Number of APNIC addresses announced to Internet: 235957412
Equivalent to 14 /8s, 16 /16s and 108 /24s
Percentage of available APNIC address space announced: 73.8
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: 102540
Total ARIN prefixes after maximum aggregation: 58683
Prefixes being announced from the ARIN address blocks: 74890
Unique aggregates announced from the ARIN address blocks: 27064
ARIN Region origin ASes present in the Internet Routing Table: 10841
ARIN Region origin ASes announcing only one prefix: 4085
ARIN Region transit ASes present in the Internet Routing Table: 981
Average ARIN Region AS path length visible: 2.4
Max ARIN Region AS path length visible: 18
Number of ARIN addresses announced to Internet: 295390753
Equivalent to 17 /8s, 155 /16s and 78 /24s
Percentage of available ARIN address space announced: 76.6
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, 199/8, 204/6,
208/7 and 216/8
RIPE Region Analysis Summary
----------------------------
Prefixes being announced by RIPE Region ASes: 39654
Total RIPE prefixes after maximum aggregation: 26000
Prefixes being announced from the RIPE address blocks: 37069
Unique aggregates announced from the RIPE address blocks: 23996
RIPE Region origin ASes present in the Internet Routing Table: 8274
RIPE Region origin ASes announcing only one prefix: 4337
RIPE Region transit ASes present in the Internet Routing Table: 1334
Average RIPE Region AS path length visible: 2.9
Max RIPE Region AS path length visible: 17
Number of RIPE addresses announced to Internet: 255857920
Equivalent to 15 /8s, 64 /16s and 21 /24s
Percentage of available RIPE address space announced: 80.3
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
40960-41983
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: 11946
Total LACNIC prefixes after maximum aggregation: 3753
Prefixes being announced from the LACNIC address blocks: 10017
Unique aggregates announced from the LACNIC address blocks: 5644
LACNIC Region origin ASes present in the Internet Routing Table: 704
LACNIC Region origin ASes announcing only one prefix: 239
LACNIC Region transit ASes present in the Internet Routing Table: 127
Average LACNIC Region AS path length visible: 3.0
Max LACNIC Region AS path length visible: 15
Number of LACNIC addresses announced to Internet: 28327168
Equivalent to 1 /8s, 176 /16s and 61 /24s
Percentage of available LACNIC address space announced: 42.2
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: 2373
Total AfriNIC prefixes after maximum aggregation: 920
Prefixes being announced from the AfriNIC address blocks: 1579
Unique aggregates announced from the AfriNIC address blocks: 951
AfriNIC Region origin ASes present in the Internet Routing Table: 160
AfriNIC Region origin ASes announcing only one prefix: 44
AfriNIC Region transit ASes present in the Internet Routing Table: 25
Average AfriNIC Region AS path length visible: 2.8
Max AfriNIC Region AS path length visible: 10
Number of AfriNIC addresses announced to Internet: 4191744
Equivalent to 0 /8s, 63 /16s and 246 /24s
Percentage of available AfriNIC address space announced: 12.5
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 7462 229 CHINANET-BACKBONE
4755 949 257 71 Videsh Sanchar Nigam Ltd. Aut
9583 910 109 15 Sify Limited
9498 717 211 69 BHARTI BT INTERNET LTD.
4766 715 4435 309 Korea Telecom (KIX)
1221 646 1668 478 Telstra Pty Ltd
7545 548 124 74 TPG Internet Pty Ltd
17488 519 32 17 Hathway IP Over Cable Interne
4538 503 2717 31 China Education and Research
17676 490 7093 110 Softbank BB Corp.
9443 452 111 83 Primus Telecommunications
18101 424 85 24 Reliance Infocom Ltd Internet
17974 403 129 14 PT TELEKOMUNIKASI INDONESIA
17849 390 28 123 Telecommunications Technology
17557 381 30 172 Pakistan Telecom
4802 380 81 169 Wantree Development
9929 378 255 61 China Netcom Corp.
7474 359 211 229 SingTel Optus Pty Ltd
2907 341 1750 315 SINET Japan
4804 309 295 57 Microplex PTY LTD
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
702 656 1948 444 UUNET - Commercial IP service
3215 404 1760 97 France Telecom Transpac
3301 316 1187 301 TeliaNet Sweden
3352 304 1639 33 Ibernet, Internet Access Netw
8220 282 471 265 COLT Telecommunications
3320 279 3988 235 Deutsche Telekom AG
680 246 2041 243 DFN-IP service G-WiN
5089 235 1643 44 NTL Group Limited
6746 235 89 210 Dynamic Network Technologies,
3246 231 463 221 Song Networks
1257 223 741 167 SWIPnet Swedish IP Network
8708 216 276 205 Romania Data Systems S.A.
24863 216 42 11 LINKdotNET AS number
8551 209 198 29 Bezeq International
30890 205 18 79 SC Kappa Invexim SRL
3269 201 2182 72 TELECOM ITALIA
8866 187 37 15 Bulgarian Telecommunication C
6830 176 813 37 UPC Distribution Services
786 170 1778 170 The JANET IP Service
3300 169 171 96 AUCS Communications Services
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
4323 3179 748 269 Time Warner Telecom
7018 1494 6270 950 AT&T WorldNet Services
721 1029 21998 315 DLA Systems Automation Center
6197 1017 636 478 BellSouth Network Solutions,
174 959 5738 888 Cogent Communications
701 959 6770 784 UUNET Technologies, Inc.
18566 945 272 8 Covad Communications
2386 919 558 711 AT&T Data Communications Serv
1239 852 2802 606 Sprint
19262 724 2204 192 Verizon Global Networks
20115 714 620 382 Charter Communications
209 694 3681 547 Qwest
22773 671 1741 37 Cox Communications, Inc.
11492 654 89 10 Cable One
7011 651 218 413 Citizens Utilities
6461 613 228 86 AboveNet Communications, Inc.
6198 600 568 237 BellSouth Network Solutions,
852 597 1084 382 Telus Advanced Communications
855 568 182 69 Canadian Research Network
19916 563 49 54 OLM LLC
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4134 1248 1019 CHINANET-BACKBONE
18566 945 937 Covad Communications
9583 910 895 Sify Limited
4755 949 878 Videsh Sanchar Nigam Ltd. Aut
721 1029 714 DLA Systems Automation Center
9498 717 648 BHARTI BT INTERNET LTD.
11492 654 644 Cable One
22773 671 634 Cox Communications, Inc.
7018 1494 544 AT&T WorldNet Services
6197 1017 539 BellSouth Network Solutions,
19262 724 532 Verizon Global Networks
6461 613 527 AboveNet Communications, Inc.
19916 563 509 OLM LLC
5668 531 508 CenturyTel Internet Holdings,
17488 519 502 Hathway IP Over Cable Interne
855 568 499 Canadian Research Network
7545 548 474 TPG Internet Pty Ltd
8151 686 472 UniNet S.A. de C.V.
4538 503 472 China Education and Research
3602 526 422 Sprint Canada, Inc.
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
65106 PRIVATE 195.219.161.0/27 6453 Teleglobe Inc.
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
64565 PRIVATE 212.111.35.128/27 4513 PFM Communications,
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
198.18.1.0/24 3301 TeliaNet Sweden
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
1.1.1.0/24 21483 JSC "TEL" 124B, Uritskogo str
2.2.2.0/24 64666 PRIVATE ASN
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 /9:9 /10:10 /11:28 /12:93
/13:202 /14:365 /15:717 /16:8909 /17:3354 /18:5500
/19:11969 /20:13669 /21:12014 /22:15385 /23:16478 /24:108235
/25:459 /26:353 /27:285 /28:213 /29:214 /30:482
/31:0 /32:102
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
4323 1888 3179 Time Warner Telecom
18566 928 945 Covad Communications
6197 797 1017 BellSouth Network Solutions,
7018 794 1494 AT&T WorldNet Services
9583 740 910 Sify Limited
11492 642 654 Cable One
2386 638 919 AT&T Data Communications Serv
7011 559 651 Citizens Utilities
19916 557 563 OLM LLC
6461 539 613 AboveNet Communications, Inc.
4766 526 715 Korea Telecom (KIX)
855 447 568 Canadian Research Network
2686 446 491 IBM
702 442 656 UUNET - Commercial IP service
6198 442 600 BellSouth Network Solutions,
9498 418 717 BHARTI BT INTERNET LTD.
5668 414 531 CenturyTel Internet Holdings,
15270 409 440 PaeTec.net -a division of Pae
1239 392 852 Sprint
17849 384 390 Telecommunications Technology
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:1 2:1 4:9 8:42 11:1 12:1631
13:1 15:15 16:3 17:3 18:4 20:41
24:781 25:1 30:2 32:233 38:233 40:54
41:3 44:3 47:6 52:4 55:1 56:3
57:46 58:199 59:275 60:190 61:876 62:937
63:1900 64:3472 65:2273 66:3674 67:639 68:677
69:1544 70:391 71:85 72:799 74:53 75:1
80:793 81:665 82:691 83:400 84:393 85:578
86:407 87:397 88:113 89:319 121:1 122:2
123:1 124:269 125:544 128:160 129:184 130:120
131:316 132:35 133:8 134:160 135:48 136:178
137:82 138:206 139:137 140:489 141:134 142:400
143:169 144:225 145:40 146:318 147:142 148:341
149:194 150:114 151:93 152:72 153:106 154:6
155:207 156:186 157:147 158:168 159:173 160:91
161:80 162:245 163:160 164:278 165:223 166:173
167:243 168:614 169:125 170:352 171:14 183:1
190:83 192:5818 193:3372 194:2753 195:2092 196:893
198:4032 199:3263 200:4650 201:989 202:6890 203:7096
204:3975 205:2069 206:2616 207:3371 208:2251 209:3712
210:2106 211:750 212:1367 213:1571 214:366 215:41
216:4205 217:1391 218:312 219:275 220:734 221:356
222:199
End of report
