Orbit

Routing Table Report 04:00 +10GMT Tue 19 Oct, 2004

Analysis Summary ----------------

BGP routing table entries examined: 148816 Prefixes after maximum aggregation: 88075 Unique aggregates announced to Internet: 70700 Total ASes present in the Internet Routing Table: 18267 Origin-only ASes present in the Internet Routing Table: 15859 Origin ASes announcing only one prefix: 7439 Transit ASes present in the Internet Routing Table: 2408 Transit-only ASes present in the Internet Routing Table: 74 Average AS path length visible in the Internet Routing Table: 4.7 Max AS path length visible: 26 Prefixes from unregistered ASNs in the Routing Table: 5 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 15 Number of addresses announced to Internet: 1346108268 Equivalent to 80 /8s, 59 /16s and 251 /24s Percentage of available address space announced: 36.3 Percentage of allocated address space announced: 58.7 Percentage of available address space allocated: 61.9 Total number of prefixes smaller than registry allocations: 68494

APNIC Region Analysis Summary -----------------------------

Prefixes being announced by APNIC Region ASes: 28925 Total APNIC prefixes after maximum aggregation: 14311 Prefixes being announced from the APNIC address blocks: 27078 Unique aggregates announced from the APNIC address blocks: 14268 APNIC Region origin ASes present in the Internet Routing Table: 2154 APNIC Region origin ASes announcing only one prefix: 648 APNIC Region transit ASes present in the Internet Routing Table: 326 Average APNIC Region AS path length visible: 4.8 Max APNIC Region AS path length visible: 22 Number of APNIC addresses announced to Internet: 164813696 Equivalent to 9 /8s, 210 /16s and 219 /24s Percentage of available APNIC address space announced: 75.2

APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431 23552-24575 APNIC Address Blocks 58/7, 60/7, 202/7, 210/7, 218/7, 220/7 and 222/8

ARIN Region Analysis Summary ----------------------------

Prefixes being announced by ARIN Region ASes: 84445 Total ARIN prefixes after maximum aggregation: 51444 Prefixes being announced from the ARIN address blocks: 64594 Unique aggregates announced from the ARIN address blocks: 23190 ARIN Region origin ASes present in the Internet Routing Table: 9629 ARIN Region origin ASes announcing only one prefix: 3464 ARIN Region transit ASes present in the Internet Routing Table: 933 Average ARIN Region AS path length visible: 4.5 Max ARIN Region AS path length visible: 16 Number of ARIN addresses announced to Internet: 234020352 Equivalent to 13 /8s, 242 /16s and 222 /24s Percentage of available ARIN address space announced: 69.7

ARIN AS Blocks 1-1876, 1902-2042, 2044-2046, 2048-2106 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, 26624-27647,29695-30719, 31744-33791 ARIN Address Blocks 24/8, 63/8, 64/6, 68/7, 70/7, 72/8, 198/7, 204/6, 208/7 and 216/8

RIPE Region Analysis Summary ----------------------------

Prefixes being announced by RIPE Region ASes: 27683 Total RIPE prefixes after maximum aggregation: 19266 Prefixes being announced from the RIPE address blocks: 24511 Unique aggregates announced from the RIPE address blocks: 15474 RIPE Region origin ASes present in the Internet Routing Table: 5925 RIPE Region origin ASes announcing only one prefix: 3194 RIPE Region transit ASes present in the Internet Routing Table: 1024 Average RIPE Region AS path length visible: 5.4 Max RIPE Region AS path length visible: 26 Number of RIPE addresses announced to Internet: 175243392 Equivalent to 10 /8s, 114 /16s and 0 /24s Percentage of available RIPE address space announced: 61.4

RIPE AS Blocks 1877-1901, 2043, 2047, 2107-2136, 2585-2614 2773-2822, 2830-2879, 3154-3353, 5377-5631 6656-6911, 8192-9215, 12288-13311, 15360-16383 20480-21503, 24576-25599, 28672-29695 30720-31743, 33792-34815 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: 6485 Total LACNIC prefixes after maximum aggregation: 2364 Prefixes being announced from the LACNIC address blocks: 6318 Unique aggregates announced from the LACNIC address blocks: 3768 LACNIC Region origin ASes present in the Internet Routing Table: 395 LACNIC Region origin ASes announcing only one prefix: 113 LACNIC Region transit ASes present in the Internet Routing Table: 80 Average LACNIC Region AS path length visible: 5.2 Max LACNIC Region AS path length visible: 18 Number of LACNIC addresses announced to Internet: 16290816 Equivalent to 0 /8s, 248 /16s and 148 /24s Percentage of available LACNIC address space announced: 48.6

LACNIC AS Blocks 26592-26623, 27648-28671 LACNIC Address Blocks 200/7

Emerging AfriNIC Region Analysis Summary ----------------------------------------

Prefixes being announced by AfriNIC Region ASes: 1273 Total AfriNIC prefixes after maximum aggregation: 690 Prefixes being announced from the AfriNIC address blocks: 892 Unique aggregates announced from the AfriNIC address blocks: 682 AfriNIC Region origin ASes present in the Internet Routing Table: 93 AfriNIC Region origin ASes announcing only one prefix: 20 AfriNIC Region transit ASes present in the Internet Routing Table: 12 Average AfriNIC Region AS path length visible: 4.7 Max AfriNIC Region AS path length visible: 16 Number of AfriNIC addresses announced to Internet: 2069760 Equivalent to 0 /8s, 31 /16s and 149 /24s Percentage of available AfriNIC address space announced: 12.3

AfriNIC AS Blocks <none> AfriNIC Address Blocks 196/8

APNIC Region per AS prefix count summary ----------------------------------------

ASN No of nets /20 equiv MaxAgg Description 4134 858 4407 163 Data Communications Bureau 1221 805 1183 579 Telstra Pty Ltd 4766 547 3407 266 Korea Internet Exchange for " 9583 535 41 104 Satyam Infoway Ltd., 4755 373 133 53 Videsh Sanchar Nigam Ltd. Aut 17676 369 5516 54 XTAGE CORPORATION 2907 354 1857 328 SINET Japan 9443 353 69 79 Primus Telecommunications 9929 345 161 33 China Netcom Corp. 17557 317 23 158 Pakistan Telecom 703 311 342 240 UUNET 2764 284 272 232 connect.com.au pty ltd 7474 262 268 197 Optus Communications Pty Ltd 9942 235 73 127 COMindico Australia 4802 233 28 141 Wantree Development 9498 230 50 49 BHARTI BT INTERNET LTD. 9800 230 374 67 CHINA UNICOM 7563 213 48 163 Korea Internet Infrastructure 4814 206 232 6 China Telecom (Group) 10036 204 19 185 C&M Communication Co. Ltd.

ARIN Region per AS prefix count summary ---------------------------------------

ASN No of nets /20 equiv MaxAgg Description 7018 1418 6743 986 AT&T WorldNet Services 701 1253 8434 901 UUNET Technologies, Inc. 1239 936 2867 623 Sprint 2386 846 532 609 AT&T Data Communications Serv 6197 810 370 349 BellSouth Network Solutions, 4323 792 638 216 Time Warner Telecom 18566 746 208 6 Covad Communications 721 722 21036 298 DLA Systems Automation Center 3356 642 10955 442 Level 3 Communications, LLC 209 632 3465 500 Qwest 20115 591 427 303 Charter Communications 3561 562 2433 425 Cable & Wireless USA 852 511 1142 397 Telus Advanced Communications 7843 494 699 100 Adelphia Corp. 7132 447 8287 376 SBC Internet Services 6198 442 504 188 BellSouth Network Solutions, 705 430 163 272 UUNET Technologies, Inc. 6478 412 722 93 AT&T Worldnet Services 27364 411 36 19 Armstrong Cable Services 5668 403 87 18 Century Telephone

RIPE Region per AS prefix count summary ---------------------------------------

ASN No of nets /20 equiv MaxAgg Description 702 630 2013 521 UUNET - Commercial IP service 3320 302 2486 239 Deutsche Telekom AG 3301 280 1100 270 TeliaNet Sweden 8220 280 461 266 COLT Internet - International 21502 269 40 3 NUMERICABLE is a cabled netwo 680 251 2025 239 DFN-IP service G-WiN 3246 218 476 215 Song Networks 13083 217 51 8 Mannesmann Datenverarbeitung 1257 208 743 180 SWIPnet Swedish IP Network 8708 205 114 183 Romania Data Systems S.A. 5515 201 843 147 Sonera Solution Autonomous Sy 786 176 1794 176 The JANET IP Service 6746 160 30 129 Dynamic Network Technologies, 719 157 288 102 LANLINK autonomous system 8866 153 20 7 Bulgarian Telecommunication C 3269 150 1259 67 TELECOM ITALIA 5400 149 207 120 BT Ignite European Backbone 25186 149 154 105 France Telecom Transpac's Tra 3303 147 610 129 Swisscom Ltd 12302 129 18 33 MobiFon S.A.

LACNIC Region per AS prefix count summary -----------------------------------------

ASN No of nets /20 equiv MaxAgg Description 6140 347 138 67 ImpSat 8151 306 440 131 UniNet S.A. de C.V. 16814 212 13 7 NSS, S.A. 11172 206 100 54 Servicios Alestra S.A de C.V 6147 185 94 20 Telefonica Del Peru 11664 165 12 30 Keytech SA 6505 137 90 94 Global One Communicaoes Ltda 7303 134 60 24 Telecom Argentina Stet-France 6503 123 164 84 AVANTEL, S.A. 11992 101 9 31 Integrated Systems 14117 97 6 8 Telefonica del Sur S.A. 11311 86 8 25 Sinectis S.A. 6535 85 7 19 Chilesat Servicios Empresari 11556 81 41 3 Cable-Wireless Panama 10481 80 32 7 Prima S.A. 14420 80 5 33 ANDINATEL S.A. 4270 79 18 9 Red de Interconexion Universi 15311 76 21 36 Telefonica Empresas 5639 75 8 8 Telecommunications Services o 14522 74 5 9 SatNet S.A.

AfriNIC Region per AS prefix count summary ------------------------------------------

ASN No of nets /20 equiv MaxAgg Description 3741 251 631 218 The Internet Solution 5536 113 16 4 Internet Egypt Network 2018 94 297 92 Tertiary Education Network 2905 93 276 81 The Internetworking Company o 20928 57 16 1 Noor Advanced Technologies AS 22750 50 3 2 BCS-Net (PTY) Ltd 24835 34 34 7 RAYA Telecom - Egypt 9129 33 3 4 UUNET Kenya 6713 31 42 10 Itissalat Al-MAGHRIB 5713 26 125 24 Telkom SA Ltd 14988 26 16 1 Botswana Telecommunications C 8524 25 1 4 AUCEGYPT Autonomous System 16637 22 10 19 Johnnic e-Ventures 10798 18 1 12 Standard Bank of South Africa 12258 18 3 12 Vodacom Internet Company 12455 17 4 2 Jambonet Autonomous system 8346 15 7 14 SONATEL-AS Autonomous System 15706 15 4 2 Sudatel Internet Exchange Aut 21491 15 1 4 UTL On-line is RF broadband I 21280 14 2 3 Swift Global Kenya Ltd.Is an

Global Per AS Maximum Aggr summary ----------------------------------

ASN No of nets Net Savings Description 18566 746 740 Covad Communications 4134 858 695 Data Communications Bureau 4323 792 576 Time Warner Telecom 6197 810 461 BellSouth Network Solutions, 9583 535 431 Satyam Infoway Ltd., 721 722 424 DLA Systems Automation Center 7843 494 394 Adelphia Corp. 27364 411 392 Armstrong Cable Services 5668 403 385 Century Telephone 22773 392 374 Cox Communications, Inc. Atla 22909 394 369 Comcast Cable Corporation 6467 389 358 E.Spire Communications, Inc. 701 1253 352 UUNET Technologies, Inc. 4755 373 320 Videsh Sanchar Nigam Ltd. Aut 6478 412 319 AT&T Worldnet Services 17676 369 315 XTAGE CORPORATION 1239 936 313 Sprint 9929 345 312 China Netcom Corp. 4355 389 290 EarthLink, Inc. 20115 591 288 Charter Communications

List of Unregistered ASNs (Global) ----------------------------------

Bad AS Designation Network Transit AS Description 65006 PRIVATE 84.18.32.0/19 33831 * 65217 PRIVATE 192.102.236.0/24 217 University of Minnes 1877 UNALLOCATED 192.108.199.0/24 1876 Southern Methodist U 65000 PRIVATE 217.68.56.0/22 29263 HAAGnet, municipalit 65456 PRIVATE 220.112.14.0/24 17430 Great Wall Broadband

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 192.44.0.0/19 702 UUNET - Commercial IP service 192.70.164.0/24 25689 National Research Council of 192.83.16.0/20 5515 Sonera Solution Autonomous Sy 192.83.32.0/19 5515 Sonera Solution Autonomous Sy 192.83.96.0/22 5515 Sonera Solution Autonomous Sy 192.83.100.0/24 5515 Sonera Solution Autonomous Sy 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 192.136.79.0/24 719 LANLINK autonomous system 192.172.0.0/19 721 DLA Systems Automation Center 192.172.11.0/24 721 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 /8:20 /9:3 /10:6 /11:15 /12:61 /13:138 /14:310 /15:555 /16:8103 /17:2261 /18:3893 /19:9711 /20:10358 /21:7888 /22:10901 /23:12632 /24:81149 /25:238 /26:210 /27:111 /28:61 /29:47 /30:112 /31:0 /32:33

Advertised prefixes smaller than registry allocations -----------------------------------------------------

ASN No of nets Total ann. Description 18566 731 746 Covad Communications 6197 659 810 BellSouth Network Solutions, 2386 612 846 AT&T Data Communications Serv 7018 571 1418 AT&T WorldNet Services 27364 395 411 Armstrong Cable Services 702 382 630 UUNET - Commercial IP service 1239 374 936 Sprint 9583 372 535 Satyam Infoway Ltd., 4766 367 547 Korea Internet Exchange for " 5668 350 403 Century Telephone 701 345 1253 UUNET Technologies, Inc. 6198 317 442 BellSouth Network Solutions, 20115 301 591 Charter Communications 6467 287 389 E.Spire Communications, Inc. 6517 277 300 Yipes Communications, Inc. 9929 276 345 China Netcom Corp. 13609 266 309 Choice One Communications Inc 21502 266 269 NUMERICABLE is a cabled netwo 4323 250 792 Time Warner Telecom 3320 247 302 Deutsche Telekom AG

Number of /24s announced per /8 block (Global) ----------------------------------------------

4:4 8:9 12:1423 13:1 15:5 16:2 17:3 18:1 20:5 24:743 32:68 33:2 38:79 40:54 44:3 47:2 52:3 55:1 56:3 57:20 60:4 61:594 62:507 63:1839 64:2414 65:2073 66:2469 67:439 68:554 69:731 70:88 80:506 81:547 82:314 83:189 84:41 128:123 129:165 130:85 131:183 132:34 134:189 135:17 136:187 137:54 138:183 139:38 140:182 141:108 142:121 143:69 144:160 145:42 146:292 147:94 148:327 149:109 150:91 151:65 152:151 153:68 154:2 155:125 156:57 157:66 158:142 159:163 160:62 161:73 162:375 163:82 164:214 165:159 166:120 167:222 168:369 169:120 170:285 171:9 192:5583 193:2884 194:2156 195:1492 196:649 198:3668 199:3308 200:3802 201:20 202:4896 203:5742 204:3454 205:2084 206:2293 207:2570 208:2122 209:2980 210:1499 211:637 212:1121 213:1155 214:131 215:30 216:3645 217:1049 218:180 219:102 220:266 221:65 222:44

End of report