Orbit

Routing Table Report 04:00 +10GMT Mon 28 Jun, 2004

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

BGP routing table entries examined: 142325 Prefixes after maximum aggregation: 85285 Unique aggregates announced to Internet: 68214 Total ASes present in the Internet Routing Table: 17488 Origin-only ASes present in the Internet Routing Table: 15155 Origin ASes announcing only one prefix: 7066 Transit ASes present in the Internet Routing Table: 2333 Transit-only ASes present in the Internet Routing Table: 73 Average AS path length visible in the Internet Routing Table: 4.9 Max AS path length visible: 26 Illegal AS announcements present in the Routing Table: 6 Non-routable prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 18 Number of addresses announced to Internet: 1313913884 Equivalent to 78 /8s, 80 /16s and 188 /24s Percentage of available address space announced: 35.4 Percentage of allocated address space announced: 58.2 Percentage of available address space allocated: 60.9 Total number of prefixes smaller than registry allocations: 65601

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

Prefixes being announced by APNIC Region ASes: 26979 Total APNIC prefixes after maximum aggregation: 13991 Prefixes being announced from the APNIC address blocks: 25210 Unique aggregates announced from the APNIC address blocks: 13922 APNIC Region origin ASes present in the Internet Routing Table: 2068 APNIC Region origin ASes announcing only one prefix: 617 APNIC Region transit ASes present in the Internet Routing Table: 336 Average APNIC Region AS path length visible: 4.9 Max APNIC Region AS path length visible: 16 Number of APNIC addresses announced to Internet: 150438400 Equivalent to 8 /8s, 247 /16s and 130 /24s Percentage of available APNIC address space announced: 68.6

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: 82005 Total ARIN prefixes after maximum aggregation: 49928 Prefixes being announced from the ARIN address blocks: 63088 Unique aggregates announced from the ARIN address blocks: 21944 ARIN Region origin ASes present in the Internet Routing Table: 9277 ARIN Region origin ASes announcing only one prefix: 3305 ARIN Region transit ASes present in the Internet Routing Table: 905 Average ARIN Region AS path length visible: 4.7 Max ARIN Region AS path length visible: 17 Number of ARIN addresses announced to Internet: 225847072 Equivalent to 13 /8s, 118 /16s and 39 /24s Percentage of available ARIN address space announced: 74.8

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, 70/8, 198/7, 204/6, 208/7 and 216/8

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

Prefixes being announced by RIPE Region ASes: 26012 Total RIPE prefixes after maximum aggregation: 18444 Prefixes being announced from the RIPE address blocks: 22789 Unique aggregates announced from the RIPE address blocks: 15177 RIPE Region origin ASes present in the Internet Routing Table: 5600 RIPE Region origin ASes announcing only one prefix: 3012 RIPE Region transit ASes present in the Internet Routing Table: 974 Average RIPE Region AS path length visible: 5.5 Max RIPE Region AS path length visible: 26 Number of RIPE addresses announced to Internet: 165059136 Equivalent to 9 /8s, 214 /16s and 154 /24s Percentage of available RIPE address space announced: 57.9

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 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: 6172 Total LACNIC prefixes after maximum aggregation: 2246 Prefixes being announced from the LACNIC address blocks: 5810 Unique aggregates announced from the LACNIC address blocks: 3541 LACNIC Region origin ASes present in the Internet Routing Table: 378 LACNIC Region origin ASes announcing only one prefix: 109 LACNIC Region transit ASes present in the Internet Routing Table: 75 Average LACNIC Region AS path length visible: 5.3 Max LACNIC Region AS path length visible: 16 Number of LACNIC addresses announced to Internet: 15120128 Equivalent to 0 /8s, 230 /16s and 183 /24s Percentage of available LACNIC address space announced: 45.1

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

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

Prefixes being announced by AfriNIC Region ASes: 1156 Total AfriNIC prefixes after maximum aggregation: 676 Prefixes being announced from the AfriNIC address blocks: 782 Unique aggregates announced from the AfriNIC address blocks: 584 AfriNIC Region origin ASes present in the Internet Routing Table: 91 AfriNIC Region origin ASes announcing only one prefix: 23 AfriNIC Region transit ASes present in the Internet Routing Table: 12 Average AfriNIC Region AS path length visible: 4.9 Max AfriNIC Region AS path length visible: 16 Number of AfriNIC addresses announced to Internet: 1886720 Equivalent to 0 /8s, 28 /16s and 202 /24s Percentage of available AfriNIC address space announced: 11.2

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

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

ASN No of nets /20 equiv MaxAgg Description 1221 847 1075 615 Telstra Pty Ltd 4134 792 3664 146 Data Communications Bureau 4766 493 2895 263 Korea Internet Exchange for " 9583 462 38 97 Satyam Infoway Ltd., 4755 368 132 53 Videsh Sanchar Nigam Ltd. Aut 9443 353 69 78 Primus Telecommunications 2907 349 1840 327 SINET Japan 17676 341 5084 33 XTAGE CORPORATION 17557 336 23 165 Pakistan Telecom 703 327 359 256 UUNET 9929 322 156 33 China Netcom Corp. 2764 293 258 240 connect.com.au pty ltd 7474 263 268 206 Optus Communications Pty Ltd 9942 231 71 128 COMindico Australia 9800 224 369 62 CHINA UNICOM 9498 216 48 48 BHARTI BT INTERNET LTD. 10036 198 18 179 C&M Communication Co. Ltd. 4837 186 2019 105 chinanet IDC center beijing n 9304 174 161 25 Hutchison Telecom (HK) 4780 168 193 26 Digital United Inc.

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

ASN No of nets /20 equiv MaxAgg Description 7018 1446 6876 1002 AT&T 701 1299 8485 926 UUNET Technologies, Inc. 6347 983 400 100 SAVVIS Communications Corpora 1239 928 2872 625 Sprint 3356 897 10935 679 Level 3 Communications, LLC 557 768 63 15 University of Maine System Co 4323 743 553 205 Time Warner Communications, I 18566 724 192 8 Covad Communications 6197 706 525 276 BellSouth Network Solutions, 209 617 3469 508 Qwest 20115 562 373 288 Charter Communications 852 514 1142 402 Telus Advanced Communications 6198 513 396 212 BellSouth Network Solutions, 7843 511 661 128 Adelphia Corp. 7132 455 7872 341 Southwestern Bell Internet Se 2386 423 565 225 AT&T Data Communications Serv 721 393 13171 289 DLA Systems Automation Center 22909 393 825 26 Comcast Cable Corporation 4355 391 323 101 EarthLink, Inc. 705 388 128 265 UUNET Technologies, Inc.

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

ASN No of nets /20 equiv MaxAgg Description 702 647 2039 540 UUNET - Commercial IP service 3320 298 2468 236 Deutsche Telekom AG 3301 295 1098 268 TeliaNet Sweden 8220 275 429 263 COLT Internet - International 1257 247 497 195 SWIPnet Swedish IP Network 680 244 2025 239 DFN-IP service G-WiN 13083 216 51 8 Mannesmann Datenverarbeitung 3246 211 477 208 Song Networks 5515 199 843 144 Sonera Solution Autonomous Sy 8708 186 112 173 Romania Data Systems S.A. 3215 182 895 69 France Telecom Transpac 719 180 288 102 LANLINK autonomous system 786 174 1794 174 The JANET IP Service 25186 171 156 113 France Telecom Transpac's Tra 6746 156 29 127 Dynamic Network Technologies, 5400 144 205 120 BT Ignite European Backbone 3269 134 1099 64 TELECOM ITALIA 3303 133 611 132 Swisscom Ltd 12302 128 18 32 MobiFon S.A. 8866 127 14 11 Bulgarian Telecommunication C

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

ASN No of nets /20 equiv MaxAgg Description 11172 356 96 58 Servicios Alestra S.A de C.V 6140 343 140 67 ImpSat 8151 270 373 128 UniNet S.A. de C.V. 16814 203 13 7 NSS, S.A. 6147 184 82 21 Telefonica Del Peru 7303 146 53 30 Telecom Argentina Stet-France 6505 134 90 92 Global One Communicaoes Ltda 6503 130 202 88 AVANTEL, S.A. 11992 90 9 29 Integrated Systems 11556 87 57 24 Cable-Wireless Panama 6535 80 5 17 Chilesat Servicios Empresari 14420 77 5 27 ANDINATEL S.A. 14535 76 6 5 Techtel S.A. 15311 75 19 37 Telefonica Empresas 11311 73 7 20 Sinectis S.A. 4270 72 18 9 Red de Interconexion Universi 5639 72 8 8 Telecommunications Services o 14117 69 5 4 Telefonica del Sur S.A. 14259 67 4 5 GTD Internet S.A. 10292 66 6 25 TELECOMMUNICATIONS OF JAMAICA

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

ASN No of nets /20 equiv MaxAgg Description 3741 253 632 220 The Internet Solution 5536 111 16 4 Internet Egypt Network 2018 94 297 92 Tertiary Education Network 2905 90 276 80 The Internetworking Company o 11845 38 9 11 Data Pro Business Online 24835 31 18 6 RAYA Telecom - Egypt 9129 28 3 4 UUNET Kenya 5713 25 125 23 Telkom SA Ltd 8524 25 2 4 AUCEGYPT Autonomous System 12455 25 4 2 Jambonet Autonomous system 16637 25 9 18 Johnnic e-Ventures 6713 24 38 9 Itissalat Al-MAGHRIB 14988 24 16 1 Botswana Telecommunications C 10798 18 1 12 Standard Bank of South Africa 15706 16 2 3 Sudatel Internet Exchange Aut 12258 15 3 10 Vodacom Internet Company 8346 13 6 12 SONATEL-AS Autonomous System 17148 13 1 7 First National Bank 21280 13 2 3 Swift Global Kenya Ltd.Is an 2609 12 26 4 Tunisia BackBone AS

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

ASN No of nets Net Savings Description 6347 983 883 SAVVIS Communications Corpora 557 768 753 University of Maine System Co 18566 724 716 Covad Communications 4134 792 646 Data Communications Bureau 4323 743 538 Time Warner Communications, I 6197 706 430 BellSouth Network Solutions, 7843 511 383 Adelphia Corp. 701 1299 373 UUNET Technologies, Inc. 22909 393 367 Comcast Cable Corporation 5668 384 367 Century Telephone 9583 462 365 Satyam Infoway Ltd., 27364 376 357 Armstrong Cable Services 22773 388 332 Cox Communications, Inc. Atla 4755 368 315 Videsh Sanchar Nigam Ltd. Aut 17676 341 308 XTAGE CORPORATION 1239 928 303 Sprint 6198 513 301 BellSouth Network Solutions, 11172 356 298 Servicios Alestra S.A de C.V 4355 391 290 EarthLink, Inc. 9929 322 289 China Netcom Corp.

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

Bad AS Designation Network Transit AS Description 18416 UNALLOCATED 61.56.96.0/24 9919 New Century InfoComm 18416 UNALLOCATED 61.56.96.0/20 9919 New Century InfoComm 18416 UNALLOCATED 61.56.97.0/24 9919 New Century InfoComm 18416 UNALLOCATED 61.56.98.0/24 9919 New Century InfoComm 1877 UNALLOCATED 192.108.199.0/24 1876 Southern Methodist U 18412 UNALLOCATED 211.77.0.0/19 9674 Far EastTone Telecom

Advertised Unallocated Addresses --------------------------------

Network Origin AS Description 132.0.0.0/10 568 DISO-UNRRA 137.0.0.0/13 721 DLA Systems Automation Center 156.154.16.0/22 7786 Lockheed Martin IMS 158.0.0.0/13 721 DLA Systems Automation Center 164.234.0.0/18 721 DLA Systems Automation Center 164.234.0.0/16 721 DLA Systems Automation Center 192.43.230.0/24 4738 South Australian Academic Res 192.44.0.0/19 702 UUNET - Commercial IP service 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 192.136.79.0/24 719 LANLINK autonomous system 192.172.0.0/19 568 DISO-UNRRA 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 /12:59 /13:124 /14:301 /15:519 /16:7878 /17:2077 /18:3636 /19:9453 /20:9944 /21:7305 /22:10355 /23:11880 /24:77375 /25:372 /26:383 /27:350 /28:174 /29:15 /30:68 /31:0 /32:14

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

ASN No of nets Total ann. Description 6347 759 983 SAVVIS Communications Corpora 557 735 768 University of Maine System Co 18566 707 724 Covad Communications 7018 564 1446 AT&T 6197 535 706 BellSouth Network Solutions, 3356 503 897 Level 3 Communications, LLC 702 395 647 UUNET - Commercial IP service 6198 383 513 BellSouth Network Solutions, 1239 371 928 Sprint 701 367 1299 UUNET Technologies, Inc. 27364 364 376 Armstrong Cable Services 5668 335 384 Century Telephone 4766 311 493 Korea Internet Exchange for " 9583 311 462 Satyam Infoway Ltd., 20115 297 562 Charter Communications 9929 255 322 China Netcom Corp. 14824 254 278 NewSouth Communications Corp. 3320 247 298 Deutsche Telekom AG 690 246 282 Merit Network 25844 244 244 Skadden, Arps, Slate, Meagher

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

4:3 12:828 13:1 15:5 16:2 17:3 20:8 24:751 32:65 33:1 38:72 40:53 44:4 55:1 56:3 57:15 61:415 62:508 63:1864 64:2039 65:2050 66:2627 67:324 68:499 69:585 70:64 80:532 81:323 82:181 83:92 84:3 128:147 129:176 130:79 131:187 132:18 133:1 134:182 135:17 136:180 137:54 138:167 139:37 140:215 141:124 142:119 143:57 144:100 145:41 146:308 147:77 148:417 149:119 150:96 151:71 152:164 153:64 154:2 155:125 156:60 157:60 158:145 159:146 160:52 161:65 162:383 163:75 164:180 165:160 166:100 167:218 168:229 169:161 170:287 171:8 192:5564 193:2780 194:2048 195:1366 196:555 198:3695 199:3105 200:3557 201:8 202:4670 203:5636 204:3111 205:2098 206:2287 207:2531 208:2220 209:3055 210:1425 211:557 212:993 213:1176 214:66 215:30 216:3721 217:943 218:168 219:114 220:232 221:30 222:40

End of report