Orbit

Routing Table Report 04:00 +10GMT Sun 31 Oct, 2004

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

BGP routing table entries examined: 149160 Prefixes after maximum aggregation: 88320 Unique aggregates announced to Internet: 71636 Total ASes present in the Internet Routing Table: 18332 Origin-only ASes present in the Internet Routing Table: 15921 Origin ASes announcing only one prefix: 7457 Transit ASes present in the Internet Routing Table: 2411 Transit-only ASes present in the Internet Routing Table: 80 Average AS path length visible in the Internet Routing Table: 4.5 Max AS path length visible: 27 Prefixes from unregistered ASNs in the Routing Table: 10 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 15 Number of addresses announced to Internet: 1346603880 Equivalent to 80 /8s, 67 /16s and 139 /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: 68768

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

Prefixes being announced by APNIC Region ASes: 28992 Total APNIC prefixes after maximum aggregation: 14391 Prefixes being announced from the APNIC address blocks: 27111 Unique aggregates announced from the APNIC address blocks: 14279 APNIC Region origin ASes present in the Internet Routing Table: 2161 APNIC Region origin ASes announcing only one prefix: 649 APNIC Region transit ASes present in the Internet Routing Table: 336 Average APNIC Region AS path length visible: 4.4 Max APNIC Region AS path length visible: 16 Number of APNIC addresses announced to Internet: 165532800 Equivalent to 9 /8s, 221 /16s and 212 /24s Percentage of available APNIC address space announced: 75.5

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: 84554 Total ARIN prefixes after maximum aggregation: 51478 Prefixes being announced from the ARIN address blocks: 64717 Unique aggregates announced from the ARIN address blocks: 23300 ARIN Region origin ASes present in the Internet Routing Table: 9637 ARIN Region origin ASes announcing only one prefix: 3465 ARIN Region transit ASes present in the Internet Routing Table: 931 Average ARIN Region AS path length visible: 4.3 Max ARIN Region AS path length visible: 19 Number of ARIN addresses announced to Internet: 234286336 Equivalent to 13 /8s, 246 /16s and 237 /24s Percentage of available ARIN address space announced: 69.8

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: 27839 Total RIPE prefixes after maximum aggregation: 19402 Prefixes being announced from the RIPE address blocks: 24708 Unique aggregates announced from the RIPE address blocks: 16205 RIPE Region origin ASes present in the Internet Routing Table: 5965 RIPE Region origin ASes announcing only one prefix: 3208 RIPE Region transit ASes present in the Internet Routing Table: 1020 Average RIPE Region AS path length visible: 5.1 Max RIPE Region AS path length visible: 27 Number of RIPE addresses announced to Internet: 174870912 Equivalent to 10 /8s, 108 /16s and 81 /24s Percentage of available RIPE address space announced: 61.3

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: 6535 Total LACNIC prefixes after maximum aggregation: 2353 Prefixes being announced from the LACNIC address blocks: 6387 Unique aggregates announced from the LACNIC address blocks: 3859 LACNIC Region origin ASes present in the Internet Routing Table: 398 LACNIC Region origin ASes announcing only one prefix: 115 LACNIC Region transit ASes present in the Internet Routing Table: 77 Average LACNIC Region AS path length visible: 4.9 Max LACNIC Region AS path length visible: 18 Number of LACNIC addresses announced to Internet: 16380160 Equivalent to 0 /8s, 249 /16s and 241 /24s Percentage of available LACNIC address space announced: 48.8

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

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

Prefixes being announced by AfriNIC Region ASes: 1235 Total AfriNIC prefixes after maximum aggregation: 696 Prefixes being announced from the AfriNIC address blocks: 861 Unique aggregates announced from the AfriNIC address blocks: 670 AfriNIC Region origin ASes present in the Internet Routing Table: 94 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: 4.5 Max AfriNIC Region AS path length visible: 16 Number of AfriNIC addresses announced to Internet: 2069248 Equivalent to 0 /8s, 31 /16s and 147 /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 856 4407 163 Data Communications Bureau 1221 806 1183 580 Telstra Pty Ltd 4766 542 3407 266 Korea Internet Exchange for " 9583 539 41 105 Satyam Infoway Ltd., 4755 369 133 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 344 161 33 China Netcom Corp. 17557 321 23 160 Pakistan Telecom 703 319 346 246 UUNET 2764 283 273 231 connect.com.au pty ltd 7474 263 268 196 Optus Communications Pty Ltd 4802 234 28 142 Wantree Development 9942 234 72 125 COMindico Australia 9498 231 82 50 BHARTI BT INTERNET LTD. 9800 231 380 71 CHINA UNICOM 7563 225 48 162 Korea Internet Infrastructure 10036 209 19 190 C&M Communication Co. Ltd. 4814 206 232 6 China Telecom (Group)

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

ASN No of nets /20 equiv MaxAgg Description 7018 1430 6697 993 AT&T WorldNet Services 701 1243 8417 892 UUNET Technologies, Inc. 1239 926 2881 616 Sprint 2386 844 530 607 AT&T Data Communications Serv 6197 809 378 350 BellSouth Network Solutions, 4323 795 653 216 Time Warner Telecom 18566 750 208 6 Covad Communications 721 713 21016 297 DLA Systems Automation Center 209 640 3451 505 Qwest 3356 640 10955 444 Level 3 Communications, LLC 20115 568 430 305 Charter Communications 3561 560 2417 424 Cable & Wireless USA 852 514 1142 398 Telus Advanced Communications 7843 497 709 98 Adelphia Corp. 7132 450 8288 377 SBC Internet Services 705 436 163 276 UUNET Technologies, Inc. 6198 435 377 201 BellSouth Network Solutions, 6478 421 730 95 AT&T Worldnet Services 27364 413 36 19 Armstrong Cable Services 22909 408 843 57 Comcast Cable Corporation

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

ASN No of nets /20 equiv MaxAgg Description 702 634 2011 524 UUNET - Commercial IP service 3320 297 2485 234 Deutsche Telekom AG 8220 280 461 266 COLT Internet - International 3301 278 1100 268 TeliaNet Sweden 21502 261 40 3 NUMERICABLE is a cabled netwo 680 251 2025 239 DFN-IP service G-WiN 3246 219 477 215 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 193 842 141 Sonera Solution Autonomous Sy 786 176 1794 176 The JANET IP Service 6746 159 30 128 Dynamic Network Technologies, 3215 158 940 77 France Telecom Transpac 719 157 288 102 LANLINK autonomous system 8866 156 20 7 Bulgarian Telecommunication C 3269 149 1259 67 TELECOM ITALIA 25186 149 154 105 France Telecom Transpac's Tra 5400 148 207 119 BT Ignite European Backbone 3303 147 610 129 Swisscom Ltd

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

ASN No of nets /20 equiv MaxAgg Description 6140 344 138 68 ImpSat 8151 308 455 134 UniNet S.A. de C.V. 16814 211 13 7 NSS, S.A. 11172 208 100 55 Servicios Alestra S.A de C.V 6147 182 94 20 Telefonica Del Peru 11664 164 12 35 Keytech SA 6505 137 90 94 Global One Communicaoes Ltda 7303 133 60 24 Telecom Argentina Stet-France 6503 122 164 83 AVANTEL, S.A. 11992 101 9 31 Integrated Systems 14117 98 6 4 Telefonica del Sur S.A. 11556 96 48 2 Cable-Wireless Panama 6535 84 7 19 Chilesat Servicios Empresari 11311 84 8 24 Sinectis S.A. 10481 82 32 7 Prima S.A. 4270 80 18 9 Red de Interconexion Universi 14420 80 5 33 ANDINATEL S.A. 14522 77 5 9 SatNet S.A. 15311 77 23 37 Telefonica Empresas 5639 75 8 8 Telecommunications Services o

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

ASN No of nets /20 equiv MaxAgg Description 3741 272 649 230 The Internet Solution 5536 113 16 4 Internet Egypt Network 2018 101 297 97 Tertiary Education Network 2905 93 259 65 The Internetworking Company o 20928 52 16 1 Noor Advanced Technologies AS 9129 34 3 4 UUNET Kenya 24835 33 34 7 RAYA Telecom - Egypt 6713 31 42 10 Itissalat Al-MAGHRIB 5713 26 125 24 Telkom SA Ltd 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 21280 14 2 3 Swift Global Kenya Ltd.Is an 15808 13 1 2 Communication Solutions Ltd i 17148 13 1 7 First National Bank 21491 13 1 3 UTL On-line is RF broadband I

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

ASN No of nets Net Savings Description 18566 750 744 Covad Communications 4134 856 693 Data Communications Bureau 4323 795 579 Time Warner Telecom 6197 809 459 BellSouth Network Solutions, 9583 539 434 Satyam Infoway Ltd., 721 713 416 DLA Systems Automation Center 7843 497 399 Adelphia Corp. 27364 413 394 Armstrong Cable Services 5668 407 389 Century Telephone 22773 400 382 Cox Communications, Inc. Atla 6467 404 372 E.Spire Communications, Inc. 701 1243 351 UUNET Technologies, Inc. 22909 408 351 Comcast Cable Corporation 6478 421 326 AT&T Worldnet Services 4755 369 316 Videsh Sanchar Nigam Ltd. Aut 17676 369 315 XTAGE CORPORATION 9929 344 311 China Netcom Corp. 1239 926 310 Sprint 4355 392 293 EarthLink, Inc. 4766 542 276 Korea Internet Exchange for "

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

Bad AS Designation Network Transit AS Description 64512 PRIVATE 62.58.1.0/27 13127 AS for the Trans-Eur 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 26422 UNALLOCATED 196.14.164.0/24 3741 The Internet Solutio 26422 UNALLOCATED 196.23.168.0/24 3741 The Internet Solutio 26422 UNALLOCATED 196.34.165.0/24 3741 The Internet Solutio 26422 UNALLOCATED 196.38.226.0/24 3741 The Internet Solutio 33507 UNALLOCATED 216.94.118.0/24 701 UUNET Technologies, 65000 PRIVATE 217.68.56.0/22 29263 HAAGnet, municipalit

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 /8:19 /9:3 /10:6 /11:15 /12:61 /13:137 /14:312 /15:555 /16:8105 /17:2273 /18:3898 /19:9759 /20:10383 /21:7935 /22:10971 /23:12667 /24:81212 /25:238 /26:224 /27:122 /28:65 /29:53 /30:112 /31:0 /32:35

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

ASN No of nets Total ann. Description 18566 735 750 Covad Communications 6197 658 809 BellSouth Network Solutions, 2386 611 844 AT&T Data Communications Serv 7018 575 1430 AT&T WorldNet Services 27364 397 413 Armstrong Cable Services 702 387 634 UUNET - Commercial IP service 9583 376 539 Satyam Infoway Ltd., 1239 370 926 Sprint 4766 362 542 Korea Internet Exchange for " 5668 352 407 Century Telephone 701 348 1243 UUNET Technologies, Inc. 6198 316 435 BellSouth Network Solutions, 6467 302 404 E.Spire Communications, Inc. 6517 282 306 Yipes Communications, Inc. 20115 277 568 Charter Communications 9929 275 344 China Netcom Corp. 13609 266 309 Choice One Communications Inc 21502 258 261 NUMERICABLE is a cabled netwo 4323 256 795 Time Warner Telecom 25844 245 245 Skadden, Arps, Slate, Meagher

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

4:4 8:11 12:1434 13:1 15:5 16:2 17:3 20:5 24:746 32:67 33:2 38:81 40:55 44:3 47:2 52:3 55:1 56:3 57:20 60:3 61:604 62:497 63:1836 64:2449 65:2081 66:2451 67:444 68:536 69:755 70:33 72:2 80:504 81:543 82:304 83:193 84:41 128:118 129:164 130:83 131:185 132:34 134:184 135:19 136:187 137:56 138:183 139:38 140:187 141:108 142:123 143:69 144:159 145:42 146:294 147:94 148:327 149:109 150:94 151:65 152:140 153:68 154:2 155:128 156:58 157:66 158:131 159:163 160:61 161:71 162:377 163:78 164:215 165:158 166:119 167:219 168:342 169:121 170:295 171:9 192:5563 193:2916 194:2166 195:1504 196:591 198:3678 199:3286 200:3833 201:23 202:4932 203:5754 204:3469 205:2094 206:2251 207:2553 208:2130 209:3023 210:1498 211:635 212:1133 213:1213 214:129 215:30 216:3681 217:1047 218:175 219:80 220:271 221:65 222:22

End of report