[afnog] Weekly Routing Table Report
Routing Analysis Role Account
cscora at apnic.net
Fri Jun 16 21:02:28 EAT 2006
This is an automated weekly mailing describing the state of the Internet
Routing Table as seen from APNIC's router in Japan.
Daily listings are sent to bgp-stats at lists.apnic.net
If you have any comments please contact Philip Smith <pfs at cisco.com>.
Routing Table Report 04:00 +10GMT Sat 17 Jun, 2006
Analysis Summary
----------------
BGP routing table entries examined: 190702
Prefixes after maximum aggregation: 104856
Unique aggregates announced to Internet: 93265
Total ASes present in the Internet Routing Table: 22466
Origin-only ASes present in the Internet Routing Table: 19551
Origin ASes announcing only one prefix: 9367
Transit ASes present in the Internet Routing Table: 2915
Transit-only ASes present in the Internet Routing Table: 64
Average AS path length visible in the Internet Routing Table: 3.5
Max AS path length visible: 24
Max AS path prepend of ASN (34527) 16
Prefixes from unregistered ASNs in the Routing Table: 2
Unregistered ASNs in the Routing Table: 3
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 9
Number of addresses announced to Internet: 1534135784
Equivalent to 91 /8s, 113 /16s and 13 /24s
Percentage of available address space announced: 41.4
Percentage of allocated address space announced: 59.9
Percentage of available address space allocated: 69.1
Total number of prefixes smaller than registry allocations: 94488
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 40854
Total APNIC prefixes after maximum aggregation: 16870
Prefixes being announced from the APNIC address blocks: 38588
Unique aggregates announced from the APNIC address blocks: 18534
APNIC Region origin ASes present in the Internet Routing Table: 2608
APNIC Region origin ASes announcing only one prefix: 747
APNIC Region transit ASes present in the Internet Routing Table: 393
Average APNIC Region AS path length visible: 3.5
Max APNIC Region AS path length visible: 18
Number of APNIC addresses announced to Internet: 233227360
Equivalent to 13 /8s, 230 /16s and 196 /24s
Percentage of available APNIC address space announced: 72.9
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: 97971
Total ARIN prefixes after maximum aggregation: 57841
Prefixes being announced from the ARIN address blocks: 71955
Unique aggregates announced from the ARIN address blocks: 26768
ARIN Region origin ASes present in the Internet Routing Table: 10771
ARIN Region origin ASes announcing only one prefix: 4056
ARIN Region transit ASes present in the Internet Routing Table: 984
Average ARIN Region AS path length visible: 3.3
Max ARIN Region AS path length visible: 18
Number of ARIN addresses announced to Internet: 294035456
Equivalent to 17 /8s, 134 /16s and 160 /24s
Percentage of available ARIN address space announced: 76.2
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: 38101
Total RIPE prefixes after maximum aggregation: 25513
Prefixes being announced from the RIPE address blocks: 35116
Unique aggregates announced from the RIPE address blocks: 23752
RIPE Region origin ASes present in the Internet Routing Table: 8167
RIPE Region origin ASes announcing only one prefix: 4291
RIPE Region transit ASes present in the Internet Routing Table: 1354
Average RIPE Region AS path length visible: 4.0
Max RIPE Region AS path length visible: 22
Number of RIPE addresses announced to Internet: 254016900
Equivalent to 15 /8s, 35 /16s and 253 /24s
Percentage of available RIPE address space announced: 79.7
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: 11558
Total LACNIC prefixes after maximum aggregation: 3731
Prefixes being announced from the LACNIC address blocks: 9689
Unique aggregates announced from the LACNIC address blocks: 5515
LACNIC Region origin ASes present in the Internet Routing Table: 699
LACNIC Region origin ASes announcing only one prefix: 230
LACNIC Region transit ASes present in the Internet Routing Table: 132
Average LACNIC Region AS path length visible: 4.1
Max LACNIC Region AS path length visible: 24
Number of LACNIC addresses announced to Internet: 27422976
Equivalent to 1 /8s, 162 /16s and 113 /24s
Percentage of available LACNIC address space announced: 40.9
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: 2216
Total AfriNIC prefixes after maximum aggregation: 901
Prefixes being announced from the AfriNIC address blocks: 1516
Unique aggregates announced from the AfriNIC address blocks: 965
AfriNIC Region origin ASes present in the Internet Routing Table: 157
AfriNIC Region origin ASes announcing only one prefix: 43
AfriNIC Region transit ASes present in the Internet Routing Table: 25
Average AfriNIC Region AS path length visible: 3.4
Max AfriNIC Region AS path length visible: 11
Number of AfriNIC addresses announced to Internet: 4141312
Equivalent to 0 /8s, 63 /16s and 49 /24s
Percentage of available AfriNIC address space announced: 12.3
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 1244 7244 229 CHINANET-BACKBONE
4755 936 258 74 Videsh Sanchar Nigam Ltd. Aut
9583 902 109 16 Sify Limited
4766 690 4435 304 Korea Telecom (KIX)
9498 656 211 67 BHARTI BT INTERNET LTD.
1221 612 1652 471 Telstra Pty Ltd
7545 546 124 70 TPG Internet Pty Ltd
17488 519 32 10 Hathway IP Over Cable Interne
17676 488 7061 109 Softbank BB Corp.
9443 450 110 81 Primus Telecommunications
18101 413 85 24 Reliance Infocom Ltd Internet
17557 402 31 180 Pakistan Telecom
4802 381 80 168 Wantree Development
17974 381 129 14 PT TELEKOMUNIKASI INDONESIA
9929 338 254 59 China Netcom Corp.
2907 335 1733 311 SINET Japan
17849 302 23 103 Telecommunications Technology
7474 299 211 228 SingTel Optus Pty Ltd
9800 276 410 67 CHINA UNICOM
4837 272 2995 118 chinanet IDC center beijing n
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
7018 1477 6275 951 AT&T WorldNet Services
4323 1317 743 261 Time Warner Telecom
721 1016 21982 312 DLA Systems Automation Center
6197 1011 629 473 BellSouth Network Solutions,
174 966 5787 903 Cogent Communications
19029 945 151 108 New Edge Networks
18566 943 272 8 Covad Communications
701 938 6753 774 UUNET Technologies, Inc.
2386 911 560 704 AT&T Data Communications Serv
1239 847 2788 599 Sprint
20115 713 617 381 Charter Communications
19262 710 2105 183 Verizon Global Networks
209 707 3687 550 Qwest
22773 666 1741 40 Cox Communications, Inc.
7011 638 218 414 Citizens Utilities
11492 632 87 23 Cable One
852 584 1084 382 Telus Advanced Communications
19916 563 49 54 OLM LLC
855 550 244 64 Canadian Research Network
5668 529 147 23 CenturyTel Internet Holdings,
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
702 572 1951 451 UUNET - Commercial IP service
3301 306 1343 293 TeliaNet Sweden
3352 306 1643 30 Ibernet, Internet Access Netw
3320 289 3989 242 Deutsche Telekom AG
8220 274 470 262 COLT Telecommunications
680 245 2025 242 DFN-IP service G-WiN
3246 237 504 227 Song Networks
6746 237 90 212 Dynamic Network Technologies,
24863 216 42 11 LINKdotNET AS number
8708 215 275 201 Romania Data Systems S.A.
3269 201 2182 72 TELECOM ITALIA
8551 201 198 24 Bezeq International
3215 198 1680 93 France Telecom Transpac
30890 194 17 72 SC Kappa Invexim SRL
1257 193 741 165 SWIPnet Swedish IP Network
8866 183 37 15 Bulgarian Telecommunication C
6830 172 781 36 UPC Distribution Services
786 171 1778 171 The JANET IP Service
5400 170 348 139 BT Ignite European Backbone
9121 169 931 28 TTnet Autonomous System
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
8151 707 1083 225 UniNet S.A. de C.V.
22047 418 174 11 VTR PUNTO NET S.A.
11172 350 110 84 Servicios Alestra S.A de C.V
16814 329 20 8 NSS, S.A.
6147 267 134 22 Telefonica Del Peru
14117 205 12 6 Telefonica del Sur S.A.
10481 181 72 8 Prima S.A.
7303 175 81 25 Telecom Argentina Stet-France
6503 135 151 81 AVANTEL, S.A.
21826 133 17 23 INTERCABLE
11556 132 80 4 Cable-Wireless Panama
19169 127 8 25 Telconet
14259 119 10 15 GTD Internet S.A.
19429 118 64 41 E.T.B.
14522 115 18 9 SatNet S.A.
23216 114 21 9 RAMtelecom Telecomunicaciones
6505 108 88 78 Global One Communicaoes Ltda
7910 105 7 10 ANDINET ON LINE
5639 103 12 9 Telecommunications Services o
7738 100 410 20 Telecomunicacoes da Bahia S.A
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
3741 286 803 234 The Internet Solution
8452 168 60 7 TEDATA
6713 154 135 11 Itissalat Al-MAGHRIB
2018 131 314 105 Tertiary Education Network
5536 121 8 18 Internet Egypt Network
24835 116 48 6 RAYA Telecom - Egypt
33783 105 6 2 EEPAD TISP TELECOM & INTERNET
2905 73 155 66 The Internetworking Company o
15475 62 84 4 Nile Online
20928 59 16 2 Noor Advanced Technologies AS
15706 44 8 3 Sudatel Internet Exchange Aut
5713 39 294 35 Telkom SA Ltd
33774 31 7 21 AS Number for Telecom Algeria
23889 26 8 11 MAURITIUS TELECOM
12455 25 6 3 Jambonet Autonomous system
16637 25 18 23 Johnnic e-Ventures
8524 22 1 5 AUCEGYPT Autonomous System
10798 22 1 13 Standard Bank of South Africa
21280 22 4 4 Swift Global Kenya Ltd.Is an
33766 21 2 1 Nyala Communications Pty Ltd
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4323 1317 1056 Time Warner Telecom
4134 1244 1015 CHINANET-BACKBONE
18566 943 935 Covad Communications
9583 902 886 Sify Limited
4755 936 862 Videsh Sanchar Nigam Ltd. Aut
19029 945 837 New Edge Networks
721 1016 704 DLA Systems Automation Center
22773 666 626 Cox Communications, Inc.
11492 632 609 Cable One
9498 656 589 BHARTI BT INTERNET LTD.
6197 1011 538 BellSouth Network Solutions,
19262 710 527 Verizon Global Networks
19916 563 509 OLM LLC
17488 519 509 Hathway IP Over Cable Interne
5668 529 506 CenturyTel Internet Holdings,
855 550 486 Canadian Research Network
8151 707 482 UniNet S.A. de C.V.
7545 546 476 TPG Internet Pty Ltd
3602 526 422 Sprint Canada, Inc.
22047 418 407 VTR PUNTO NET S.A.
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
65128 PRIVATE 193.110.50.0/24 24652 Juniper Networks, Eu
24409 UNALLOCATED 203.119.29.0/24 9808 Guangdong Mobile Com
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
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 /8:17 /9:9 /10:10 /11:28 /12:93
/13:201 /14:362 /15:709 /16:8854 /17:3258 /18:5376
/19:11748 /20:13273 /21:11583 /22:14854 /23:15937 /24:103253
/25:388 /26:335 /27:182 /28:67 /29:73 /30:51
/31:0 /32:41
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
18566 926 943 Covad Communications
19029 876 945 New Edge Networks
6197 794 1011 BellSouth Network Solutions,
7018 783 1477 AT&T WorldNet Services
9583 733 902 Sify Limited
4323 642 1317 Time Warner Telecom
2386 630 911 AT&T Data Communications Serv
11492 623 632 Cable One
19916 557 563 OLM LLC
7011 547 638 Citizens Utilities
4766 500 690 Korea Telecom (KIX)
855 424 550 Canadian Research Network
5668 412 529 CenturyTel Internet Holdings,
15270 404 435 PaeTec.net -a division of Pae
1239 391 847 Sprint
9498 369 656 BHARTI BT INTERNET LTD.
4755 368 936 Videsh Sanchar Nigam Ltd. Aut
6517 364 395 Yipes Communications, Inc.
702 355 572 UUNET - Commercial IP service
6198 353 507 BellSouth Network Solutions,
Number of /24s announced per /8 block (Global)
----------------------------------------------
4:9 8:42 12:1618 13:1 15:16 16:3
17:3 18:4 20:41 24:749 25:1 32:58
38:230 40:54 41:3 44:3 47:6 52:4
55:1 56:3 57:25 58:184 59:231 60:184
61:859 62:776 63:1886 64:3184 65:2188 66:3075
67:615 68:666 69:1534 70:381 71:81 72:776
74:42 80:789 81:644 82:600 83:397 84:385
85:547 86:346 87:361 88:106 89:262 121:1
122:2 123:1 124:277 125:512 128:156 129:188
130:118 131:317 132:33 133:8 134:158 135:43
136:178 137:80 138:206 139:62 140:470 141:133
142:380 143:166 144:223 145:40 146:318 147:136
148:317 149:188 150:113 151:93 152:69 153:107
154:5 155:202 156:98 157:146 158:169 159:172
160:91 161:76 162:244 163:150 164:180 165:211
166:171 167:244 168:492 169:128 170:336 171:14
183:1 190:75 192:5735 193:3374 194:2643 195:1917
196:856 198:3912 199:3224 200:4489 201:979 202:6671
203:7019 204:3903 205:2054 206:2425 207:2908 208:2117
209:3780 210:1975 211:689 212:1266 213:1462 214:364
215:40 216:4236 217:1151 218:296 219:232 220:720
221:359 222:186
End of report
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