Keyboard Shortcuts
Thread View
j: Next unread messagek: Previous unread messagej a: Jump to all threadsj l: Jump to MailingList overview
Routing Table Report 04:00 +10GMT Tue 19 Apr, 2005
Analysis Summary ----------------
BGP routing table entries examined: 159964 Prefixes after maximum aggregation: 93272 Unique aggregates announced to Internet: 77041 Total ASes present in the Internet Routing Table: 19439 Origin-only ASes present in the Internet Routing Table: 16909 Origin ASes announcing only one prefix: 7928 Transit ASes present in the Internet Routing Table: 2530 Transit-only ASes present in the Internet Routing Table: 69 Average AS path length visible in the Internet Routing Table: 4.5 Max AS path length visible: 24 Prefixes from unregistered ASNs in the Routing Table: 13 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 14 Number of addresses announced to Internet: 1383395136 Equivalent to 82 /8s, 116 /16s and 239 /24s Percentage of available address space announced: 37.3 Percentage of allocated address space announced: 58.6 Percentage of available address space allocated: 63.7 Total number of prefixes smaller than registry allocations: 74760
APNIC Region Analysis Summary -----------------------------
Prefixes being announced by APNIC Region ASes: 32587 Total APNIC prefixes after maximum aggregation: 15411 Prefixes being announced from the APNIC address blocks: 30524 Unique aggregates announced from the APNIC address blocks: 15427 APNIC Region origin ASes present in the Internet Routing Table: 2245 APNIC Region origin ASes announcing only one prefix: 660 APNIC Region transit ASes present in the Internet Routing Table: 343 Average APNIC Region AS path length visible: 4.4 Max APNIC Region AS path length visible: 16 Number of APNIC addresses announced to Internet: 181753472 Equivalent to 10 /8s, 213 /16s and 86 /24s Percentage of available APNIC address space announced: 67.4
APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431 (pre-ERX allocations) 23552-24575 APNIC Address Blocks 58/7, 60/7, 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: 87009 Total ARIN prefixes after maximum aggregation: 53137 Prefixes being announced from the ARIN address blocks: 67800 Unique aggregates announced from the ARIN address blocks: 24905 ARIN Region origin ASes present in the Internet Routing Table: 9861 ARIN Region origin ASes announcing only one prefix: 3577 ARIN Region transit ASes present in the Internet Routing Table: 928 Average ARIN Region AS path length visible: 4.3 Max ARIN Region AS path length visible: 21 Number of ARIN addresses announced to Internet: 246080256 Equivalent to 14 /8s, 170 /16s and 227 /24s Percentage of available ARIN address space announced: 69.8
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 ARIN Address Blocks 24/8, 63/8, 64/6, 68/7, 70/6, 198/7, 204/6, 208/7 and 216/8
RIPE Region Analysis Summary ----------------------------
Prefixes being announced by RIPE Region ASes: 30391 Total RIPE prefixes after maximum aggregation: 21019 Prefixes being announced from the RIPE address blocks: 27420 Unique aggregates announced from the RIPE address blocks: 18308 RIPE Region origin ASes present in the Internet Routing Table: 6556 RIPE Region origin ASes announcing only one prefix: 3470 RIPE Region transit ASes present in the Internet Routing Table: 1100 Average RIPE Region AS path length visible: 5.1 Max RIPE Region AS path length visible: 24 Number of RIPE addresses announced to Internet: 201401536 Equivalent to 12 /8s, 1 /16s and 36 /24s Percentage of available RIPE address space announced: 70.6
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 RIPE Address Blocks 62/8, 80/5, 88/8, 188/8, 193/8, 194/7, 212/7 and 217/8
LACNIC Region Analysis Summary ------------------------------
Prefixes being announced by LACNIC Region ASes: 8536 Total LACNIC prefixes after maximum aggregation: 2999 Prefixes being announced from the LACNIC address blocks: 6949 Unique aggregates announced from the LACNIC address blocks: 4047 LACNIC Region origin ASes present in the Internet Routing Table: 611 LACNIC Region origin ASes announcing only one prefix: 194 LACNIC Region transit ASes present in the Internet Routing Table: 114 Average LACNIC Region AS path length visible: 5.1 Max LACNIC Region AS path length visible: 21 Number of LACNIC addresses announced to Internet: 18100736 Equivalent to 1 /8s, 20 /16s and 50 /24s Percentage of available LACNIC address space announced: 53.9
LACNIC AS Blocks 26592-26623, 27648-28671, plus ERX transfers LACNIC Address Blocks 200/7
AfriNIC Region Analysis Summary -------------------------------
Prefixes being announced by AfriNIC Region ASes: 1424 Total AfriNIC prefixes after maximum aggregation: 706 Prefixes being announced from the AfriNIC address blocks: 930 Unique aggregates announced from the AfriNIC address blocks: 739 AfriNIC Region origin ASes present in the Internet Routing Table: 100 AfriNIC Region origin ASes announcing only one prefix: 27 AfriNIC Region transit ASes present in the Internet Routing Table: 14 Average AfriNIC Region AS path length visible: 4.5 Max AfriNIC Region AS path length visible: 13 Number of AfriNIC addresses announced to Internet: 2208000 Equivalent to 0 /8s, 33 /16s and 177 /24s Percentage of available AfriNIC address space announced: 6.6
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 900 4845 181 CHINANET-BACKBONE 1221 774 1193 551 Telstra Pty Ltd 9583 711 52 63 Sify Limited 4766 586 3415 275 Korea Telecom (KIX) 4755 545 243 114 Videsh Sanchar Nigam Ltd. Aut 7545 485 86 70 TPG Internet Pty Ltd 17676 430 6508 72 Softbank BB Corp. 9443 369 77 75 Primus Telecommunications 9929 358 175 45 China Netcom Corp. 2907 345 1838 319 SINET Japan 17557 335 24 152 Pakistan Telecom 10036 313 28 284 C&M Communication Co. Ltd. 4808 311 251 169 CNCGROUP IP network: China169 7474 294 268 211 SingTel Optus Pty Ltd 4802 279 47 164 Wantree Development 9498 267 82 52 BHARTI BT INTERNET LTD. 2764 260 238 198 AAPT Limited 703 257 279 211 UUNET - Commercial IP service 9800 242 386 69 CHINA UNICOM 18302 227 74 132 SK Global co., Ltd
ARIN Region per AS prefix count summary ---------------------------------------
ASN No of nets /20 equiv MaxAgg Description 7018 1477 6514 960 AT&T WorldNet Services 174 1140 5589 972 Cogent Communications 721 1115 21747 312 DLA Systems Automation Center 4323 1094 663 221 Time Warner Telecom 701 1003 8281 855 UUNET Technologies, Inc. 1239 915 2877 662 Sprint 6197 890 384 416 BellSouth Network Solutions, 2386 845 532 626 AT&T Data Communications Serv 18566 790 224 7 Covad Communications 209 641 3475 496 Qwest 20115 605 501 311 Charter Communications 3356 584 10836 438 Level 3 Communications, LLC 3561 546 2369 414 Savvis 852 532 1095 393 Telus Advanced Communications 27364 517 43 18 Armstrong Cable Services 3602 507 121 91 Sprint Canada, Inc. 5668 488 115 25 CenturyTel Internet Holdings, 22773 477 1188 21 Cox Communications, Inc. 6198 461 439 205 BellSouth Network Solutions, 7132 441 8654 378 SBC Internet Services
RIPE Region per AS prefix count summary ---------------------------------------
ASN No of nets /20 equiv MaxAgg Description 702 598 2003 489 UUNET - Commercial IP service 3320 303 2993 237 Deutsche Telekom AG 3301 295 1116 285 TeliaNet Sweden 8220 278 472 271 COLT Telecommunications 680 253 2041 238 DFN-IP service G-WiN 3246 232 491 227 Song Networks 8708 227 251 208 Romania Data Systems S.A. 1257 198 695 174 SWIPnet Swedish IP Network 5515 178 778 128 Sonera Solution Autonomous Sy 786 176 1794 176 The JANET IP Service 3269 167 1472 73 TELECOM ITALIA 8866 165 21 12 Bulgarian Telecommunication C 6746 161 47 141 Dynamic Network Technologies, 719 159 340 101 LANLINK autonomous system 3300 151 184 84 AUCS Communications Services 5400 147 286 130 BT Ignite European Backbone 25186 139 137 97 France Telecom Transpac's Tra 6830 138 513 27 UPC Distribution Services 9051 128 8 34 INCONET Autonomous System 2856 127 2305 115 BTnet UK Regional network
LACNIC Region per AS prefix count summary -----------------------------------------
ASN No of nets /20 equiv MaxAgg Description 8151 354 549 148 UniNet S.A. de C.V. 16814 265 16 7 NSS, S.A. 11172 222 99 54 Servicios Alestra S.A de C.V 6147 197 102 20 Telefonica Del Peru 19632 190 14 7 Metropolis Intercom S.A. 11664 153 19 23 Keytech SA 7303 148 68 21 Telecom Argentina Stet-France 6505 131 90 88 Global One Communicaoes Ltda 22047 123 96 6 VTR PUNTO NET S.A. 14117 119 8 4 Telefonica del Sur S.A. 6503 105 146 74 AVANTEL, S.A. 18822 104 7 16 TELEFONICA MANQUEHUE 13999 102 52 9 Mega Cable S.A. de C.V. 11556 99 49 5 Cable-Wireless Panama 19169 96 6 17 Telconet 11311 85 8 21 Sinectis S.A. 5639 84 12 9 Telecommunications Services o 23216 84 24 22 RAMtelecom Telecomunicaciones 10481 82 32 7 Prima S.A. 4270 79 18 9 Red de Interconexion Universi
AfriNIC Region per AS prefix count summary ------------------------------------------
ASN No of nets /20 equiv MaxAgg Description 3741 268 635 225 The Internet Solution 5536 119 15 17 Internet Egypt Network 2018 90 295 87 Tertiary Education Network 20928 90 16 2 Noor Advanced Technologies AS 2905 75 267 69 The Internetworking Company o 8452 64 20 5 TEDATA 24835 59 34 6 RAYA Telecom - Egypt 9129 43 3 3 UUNET Kenya 12455 43 7 4 Jambonet Autonomous system 5713 35 141 28 Telkom SA Ltd 6713 35 54 9 Itissalat Al-MAGHRIB 8524 25 1 4 AUCEGYPT Autonomous System 15475 23 84 4 Nile Online 16637 22 10 19 Johnnic e-Ventures 10798 19 1 11 Standard Bank of South Africa 7460 17 3 4 LIA Internet Access 12258 17 3 11 Vodacom Internet Company 15808 16 1 1 Communication Solutions Ltd i 21491 16 1 3 UTL On-line is RF broadband I 15706 15 4 2 Sudatel Internet Exchange Aut
Global Per AS Maximum Aggr summary ----------------------------------
ASN No of nets Net Savings Description 0 0 65531 * 4323 1094 873 Time Warner Telecom 721 1115 803 DLA Systems Automation Center 18566 790 783 Covad Communications 4134 900 719 CHINANET-BACKBONE 9583 711 648 Sify Limited 27364 517 499 Armstrong Cable Services 6197 890 474 BellSouth Network Solutions, 5668 488 463 CenturyTel Internet Holdings, 22773 477 456 Cox Communications, Inc. 4755 545 431 Videsh Sanchar Nigam Ltd. Aut 3602 507 416 Sprint Canada, Inc. 7545 485 415 TPG Internet Pty Ltd 6467 438 403 E.Spire Communications, Inc. 17676 430 358 Softbank BB Corp. 9929 358 313 China Netcom Corp. 4766 586 311 Korea Telecom (KIX) 6140 384 310 ImpSat 20115 605 294 Charter Communications 9443 369 294 Primus Telecommunications
List of Unregistered ASNs (Global) ----------------------------------
Bad AS Designation Network Transit AS Description 65503 PRIVATE 193.125.183.0/24 3217 SIMBIRSK 30999 UNALLOCATED 196.192.80.0/24 6774 BELGACOM 65004 PRIVATE 200.0.113.0/24 28477 Universidad Autonoma 65004 PRIVATE 200.4.0.0/24 28477 Universidad Autonoma 65004 PRIVATE 200.4.1.0/24 28477 Universidad Autonoma 65004 PRIVATE 200.4.2.0/24 28477 Universidad Autonoma 65004 PRIVATE 200.4.3.0/24 28477 Universidad Autonoma 65004 PRIVATE 200.4.4.0/24 28477 Universidad Autonoma 65004 PRIVATE 200.4.5.0/24 28477 Universidad Autonoma 65004 PRIVATE 200.4.6.0/24 28477 Universidad Autonoma 65444 PRIVATE 212.25.125.0/24 8551 Bezeq International 65529 PRIVATE 216.21.199.0/24 14697 VDot.Net 65529 PRIVATE 216.152.237.0/24 14697 VDot.Net
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 172.32.0.0/24 7011 Citizens Utilities 172.122.28.0/24 210 Utah Education Network 192.43.230.0/24 7575 Australian Academic and Rease 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 192.119.135.0/24 270 NASA 192.135.50.0/24 7018 AT&T WorldNet Services 192.172.0.0/19 721 DLA Systems Automation Center 192.200.100.0/24 7018 AT&T WorldNet Services
Number of prefixes announced per prefix length (Global) -------------------------------------------------------
/1:0 /2:0 /3:0 /4:0 /5:0 /6:0 /7:0 /8:18 /9:3 /10:8 /11:15 /12:67 /13:152 /14:308 /15:583 /16:8370 /17:2517 /18:4315 /19:10204 /20:10938 /21:8817 /22:12157 /23:13208 /24:87398 /25:284 /26:262 /27:140 /28:69 /29:37 /30:65 /31:0 /32:29
Advertised prefixes smaller than registry allocations -----------------------------------------------------
ASN No of nets Total ann. Description 18566 774 790 Covad Communications 6197 731 890 BellSouth Network Solutions, 7018 663 1477 AT&T WorldNet Services 2386 599 845 AT&T Data Communications Serv 9583 531 711 Sify Limited 4323 512 1094 Time Warner Telecom 27364 505 517 Armstrong Cable Services 5668 406 488 CenturyTel Internet Holdings, 4766 402 586 Korea Telecom (KIX) 1239 383 915 Sprint 702 365 598 UUNET - Commercial IP service 6198 336 461 BellSouth Network Solutions, 6467 319 438 E.Spire Communications, Inc. 10036 313 313 C&M Communication Co. Ltd. 6517 294 317 Yipes Communications, Inc. 7011 294 343 Citizens Utilities 9929 282 358 China Netcom Corp. 11456 271 318 Carolina Online, Inc. 15270 254 274 PaeTec.net -a division of Pae 174 250 1140 Cogent Communications
Number of /24s announced per /8 block (Global) ----------------------------------------------
4:4 8:11 12:1523 13:1 15:9 16:2 17:3 18:4 20:4 24:812 32:69 33:4 38:108 40:53 44:3 47:2 52:4 55:2 56:3 57:24 58:41 59:25 60:20 61:732 62:582 63:1882 64:2659 65:2083 66:2769 67:539 68:515 69:984 70:89 71:6 72:136 80:538 81:533 82:382 83:233 84:148 85:164 128:145 129:157 130:88 131:281 132:35 133:1 134:149 135:41 136:187 137:66 138:172 139:56 140:191 141:106 142:138 143:130 144:171 145:32 146:280 147:103 148:290 149:168 150:98 151:63 152:107 153:87 154:5 155:143 156:77 157:89 158:167 159:173 160:73 161:60 162:202 163:83 164:202 165:176 166:155 167:231 168:416 169:139 170:311 171:8 172:2 192:5700 193:3161 194:2333 195:1557 196:644 198:3934 199:3276 200:3988 201:115 202:5439 203:6125 204:3817 205:2024 206:2444 207:2750 208:2079 209:3283 210:1698 211:846 212:1189 213:1282 214:271 215:31 216:3587 217:1136 218:187 219:106 220:359 221:192 222:86
End of report
Activity Summary
- 6739 days inactive
- 6739 days old
- bgp-stats@lists.apnic.net
- 1 participants
- 0 comments