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[bgp-stats] Routing Table Report - Oregon IX view
Routing Table Report 00:00 GMT Sat 08 Jul, 2006
Analysis Summary
----------------
BGP routing table entries examined: 204852
Prefixes after maximum aggregation: 107374
Unique aggregates announced to Internet: 93849
Total ASes present in the Internet Routing Table: 22670
Origin-only ASes present in the Internet Routing Table: 19749
Origin ASes announcing only one prefix: 9438
Transit ASes present in the Internet Routing Table: 2921
Transit-only ASes present in the Internet Routing Table: 66
Average AS path length visible in the Internet Routing Table: 2.8
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: 1539952693
Equivalent to 91 /8s, 201 /16s and 208 /24s
Percentage of available address space announced: 41.5
Percentage of allocated address space announced: 60.1
Percentage of available address space allocated: 69.1
Total number of prefixes smaller than registry allocations: 104967
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 42512
Total APNIC prefixes after maximum aggregation: 17104
Prefixes being announced from the APNIC address blocks: 40134
Unique aggregates announced from the APNIC address blocks: 18336
APNIC Region origin ASes present in the Internet Routing Table: 2625
APNIC Region origin ASes announcing only one prefix: 738
APNIC Region transit ASes present in the Internet Routing Table: 402
Average APNIC Region AS path length visible: 3.1
Max APNIC Region AS path length visible: 19
Number of APNIC addresses announced to Internet: 234751652
Equivalent to 13 /8s, 254 /16s and 6 /24s
Percentage of available APNIC address space announced: 73.4
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: 108401
Total ARIN prefixes after maximum aggregation: 59643
Prefixes being announced from the ARIN address blocks: 80659
Unique aggregates announced from the ARIN address blocks: 27076
ARIN Region origin ASes present in the Internet Routing Table: 10843
ARIN Region origin ASes announcing only one prefix: 4088
ARIN Region transit ASes present in the Internet Routing Table: 988
Average ARIN Region AS path length visible: 2.5
Max ARIN Region AS path length visible: 18
Number of ARIN addresses announced to Internet: 295417121
Equivalent to 17 /8s, 155 /16s and 181 /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: 39643
Total RIPE prefixes after maximum aggregation: 25954
Prefixes being announced from the RIPE address blocks: 37052
Unique aggregates announced from the RIPE address blocks: 23972
RIPE Region origin ASes present in the Internet Routing Table: 8274
RIPE Region origin ASes announcing only one prefix: 4330
RIPE Region transit ASes present in the Internet Routing Table: 1347
Average RIPE Region AS path length visible: 3.1
Max RIPE Region AS path length visible: 17
Number of RIPE addresses announced to Internet: 255760896
Equivalent to 15 /8s, 62 /16s and 154 /24s
Percentage of available RIPE address space announced: 80.2
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: 11909
Total LACNIC prefixes after maximum aggregation: 3753
Prefixes being announced from the LACNIC address blocks: 9977
Unique aggregates announced from the LACNIC address blocks: 5630
LACNIC Region origin ASes present in the Internet Routing Table: 703
LACNIC Region origin ASes announcing only one prefix: 238
LACNIC Region transit ASes present in the Internet Routing Table: 129
Average LACNIC Region AS path length visible: 3.1
Max LACNIC Region AS path length visible: 15
Number of LACNIC addresses announced to Internet: 28382976
Equivalent to 1 /8s, 177 /16s and 23 /24s
Percentage of available LACNIC address space announced: 42.3
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: 2372
Total AfriNIC prefixes after maximum aggregation: 920
Prefixes being announced from the AfriNIC address blocks: 1581
Unique aggregates announced from the AfriNIC address blocks: 950
AfriNIC Region origin ASes present in the Internet Routing Table: 159
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: 2.9
Max AfriNIC Region AS path length visible: 11
Number of AfriNIC addresses announced to Internet: 4175360
Equivalent to 0 /8s, 63 /16s and 182 /24s
Percentage of available AfriNIC address space announced: 12.4
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 1218 7164 223 CHINANET-BACKBONE
4755 948 257 70 Videsh Sanchar Nigam Ltd. Aut
9583 909 109 15 Sify Limited
9498 716 211 68 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 421 85 24 Reliance Infocom Ltd Internet
17974 406 129 14 PT TELEKOMUNIKASI INDONESIA
17849 390 28 123 Telecommunications Technology
4802 382 81 169 Wantree Development
17557 381 30 172 Pakistan Telecom
9929 377 254 65 China Netcom Corp.
7474 359 211 229 SingTel Optus Pty Ltd
2907 339 1749 313 SINET Japan
4804 309 295 57 Microplex PTY LTD
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
702 660 1948 445 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 236 1659 45 NTL Group Limited
6746 234 89 209 Dynamic Network Technologies,
3246 223 451 213 Song Networks
1257 222 741 166 SWIPnet Swedish IP Network
8708 216 276 205 Romania Data Systems S.A.
24863 215 42 10 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
701 5035 6770 784 UUNET Technologies, Inc.
4323 3177 747 268 Time Warner Telecom
705 1541 573 682 UUNET Technologies, Inc.
7018 1492 6270 950 AT&T WorldNet Services
721 1030 21998 315 DLA Systems Automation Center
6197 1017 636 478 BellSouth Network Solutions,
174 959 5738 888 Cogent Communications
18566 945 272 8 Covad Communications
2386 919 558 711 AT&T Data Communications Serv
1239 853 2802 606 Sprint
7046 841 253 698 UUNET Technologies, Inc.
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 599 568 237 BellSouth Network Solutions,
852 597 1084 382 Telus Advanced Communications
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4323 3177 2909 Time Warner Telecom
4134 1218 995 CHINANET-BACKBONE
18566 945 937 Covad Communications
9583 909 894 Sify Limited
4755 948 878 Videsh Sanchar Nigam Ltd. Aut
705 1541 859 UUNET Technologies, Inc.
721 1030 715 DLA Systems Automation Center
9498 716 648 BHARTI BT INTERNET LTD.
11492 654 644 Cable One
22773 671 634 Cox Communications, Inc.
7018 1492 542 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
4538 503 472 China Education and Research
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 /12:92
/13:207 /14:363 /15:719 /16:8894 /17:3355 /18:5545
/19:12094 /20:13784 /21:12220 /22:15574 /23:16881 /24:112951
/25:459 /26:353 /27:284 /28:213 /29:214 /30:483
/31:0 /32:102
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
701 3774 5035 UUNET Technologies, Inc.
4323 1887 3177 Time Warner Telecom
705 980 1541 UUNET Technologies, Inc.
18566 928 945 Covad Communications
6197 797 1017 BellSouth Network Solutions,
7018 792 1492 AT&T WorldNet Services
9583 739 909 Sify Limited
11492 642 654 Cable One
2386 638 919 AT&T Data Communications Serv
7046 595 841 UUNET Technologies, Inc.
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
702 446 660 UUNET - Commercial IP service
2686 446 491 IBM
6198 441 599 BellSouth Network Solutions,
9498 418 716 BHARTI BT INTERNET LTD.
5668 414 531 CenturyTel Internet Holdings,
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:1 2:1 4:9 8:42 11:1 12:1632
13:1 15:15 16:3 17:3 18:4 20:41
24:781 25:1 30:2 32:233 38:232 40:54
41:3 44:3 47:6 52:4 55:1 56:3
57:46 58:199 59:271 60:191 61:879 62:930
63:3420 64:3558 65:3666 66:3742 67:639 68:677
69:1542 70:391 71:85 72:800 74:53 75:1
80:800 81:667 82:693 83:393 84:394 85:580
86:402 87:394 88:113 89:318 121:1 122:2
123:1 124:267 125:542 128:159 129:184 130:120
131:316 132:35 133:8 134:158 135:48 136:178
137:83 138:206 139:137 140:490 141:134 142:406
143:170 144:227 145:40 146:318 147:142 148:344
149:194 150:114 151:93 152:72 153:105 154:6
155:207 156:186 157:147 158:167 159:172 160:91
161:80 162:246 163:160 164:286 165:223 166:173
167:243 168:614 169:128 170:351 171:14 183:1
190:82 192:5819 193:3376 194:2755 195:2099 196:896
198:4097 199:3307 200:4630 201:985 202:6893 203:7100
204:4084 205:2171 206:2796 207:3552 208:2995 209:3804
210:2106 211:752 212:1374 213:1537 214:365 215:41
216:4362 217:1392 218:311 219:275 220:731 221:356
222:199
End of report
