Orbit

Routing Table Report 04:00 +10GMT Fri 11 Jun, 2004

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

BGP routing table entries examined: 140471 Prefixes after maximum aggregation: 84950 Unique aggregates announced to Internet: 68180 Total ASes present in the Internet Routing Table: 17390 Origin-only ASes present in the Internet Routing Table: 15094 Origin ASes announcing only one prefix: 7015 Transit ASes present in the Internet Routing Table: 2296 Transit-only ASes present in the Internet Routing Table: 75 Average AS path length visible in the Internet Routing Table: 5.1 Max AS path length visible: 26 Illegal AS announcements present in the Routing Table: 8 Non-routable prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 19 Number of addresses announced to Internet: 1311873020 Equivalent to 78 /8s, 49 /16s and 151 /24s Percentage of available address space announced: 35.4 Percentage of allocated address space announced: 58.1 Percentage of available address space allocated: 60.9 Total number of prefixes smaller than registry allocations: 64171

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

Prefixes being announced by APNIC Region ASes: 26851 Total APNIC prefixes after maximum aggregation: 13908 Prefixes being announced from the APNIC address blocks: 25096 Unique aggregates announced from the APNIC address blocks: 14092 APNIC Region origin ASes present in the Internet Routing Table: 2058 APNIC Region origin ASes announcing only one prefix: 610 APNIC Region transit ASes present in the Internet Routing Table: 336 Average APNIC Region AS path length visible: 5.1 Max APNIC Region AS path length visible: 18 Number of APNIC addresses announced to Internet: 149807104 Equivalent to 8 /8s, 237 /16s and 224 /24s Percentage of available APNIC address space announced: 68.4

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: 80583 Total ARIN prefixes after maximum aggregation: 49780 Prefixes being announced from the ARIN address blocks: 62398 Unique aggregates announced from the ARIN address blocks: 21956 ARIN Region origin ASes present in the Internet Routing Table: 9238 ARIN Region origin ASes announcing only one prefix: 3286 ARIN Region transit ASes present in the Internet Routing Table: 891 Average ARIN Region AS path length visible: 4.9 Max ARIN Region AS path length visible: 17 Number of ARIN addresses announced to Internet: 225204256 Equivalent to 13 /8s, 108 /16s and 88 /24s Percentage of available ARIN address space announced: 74.6

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: 25765 Total RIPE prefixes after maximum aggregation: 18329 Prefixes being announced from the RIPE address blocks: 22570 Unique aggregates announced from the RIPE address blocks: 15067 RIPE Region origin ASes present in the Internet Routing Table: 5546 RIPE Region origin ASes announcing only one prefix: 2986 RIPE Region transit ASes present in the Internet Routing Table: 952 Average RIPE Region AS path length visible: 5.8 Max RIPE Region AS path length visible: 26 Number of RIPE addresses announced to Internet: 164275200 Equivalent to 9 /8s, 202 /16s and 164 /24s Percentage of available RIPE address space announced: 57.6

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: 6116 Total LACNIC prefixes after maximum aggregation: 2257 Prefixes being announced from the LACNIC address blocks: 5738 Unique aggregates announced from the LACNIC address blocks: 3509 LACNIC Region origin ASes present in the Internet Routing Table: 382 LACNIC Region origin ASes announcing only one prefix: 111 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: 15063808 Equivalent to 0 /8s, 229 /16s and 219 /24s Percentage of available LACNIC address space announced: 44.9

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

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

Prefixes being announced by AfriNIC Region ASes: 1153 Total AfriNIC prefixes after maximum aggregation: 676 Prefixes being announced from the AfriNIC address blocks: 778 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: 22 AfriNIC Region transit ASes present in the Internet Routing Table: 12 Average AfriNIC Region AS path length visible: 5.1 Max AfriNIC Region AS path length visible: 16 Number of AfriNIC addresses announced to Internet: 1865728 Equivalent to 0 /8s, 28 /16s and 120 /24s Percentage of available AfriNIC address space announced: 11.1

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 845 1075 613 Telstra Pty Ltd 4134 791 3660 144 Data Communications Bureau 4766 491 2896 264 Korea Internet Exchange for " 9583 453 34 137 Satyam Infoway Ltd., 4755 366 133 53 Videsh Sanchar Nigam Ltd. Aut 9443 355 69 79 Primus Telecommunications 2907 352 1841 329 SINET Japan 17676 341 5084 33 XTAGE CORPORATION 703 329 375 256 UUNET 17557 329 23 165 Pakistan Telecom 9929 323 156 33 China Netcom Corp. 2764 294 274 241 connect.com.au pty ltd 7474 263 267 206 Optus Communications Pty Ltd 9942 228 71 126 COMindico Australia 9800 224 367 62 CHINA UNICOM 9498 216 47 46 BHARTI BT INTERNET LTD. 4780 210 193 26 Digital United Inc. 17974 184 51 99 PT TELEKOMUNIKASI INDONESIA 4837 182 2019 105 chinanet IDC center beijing n 10036 181 17 169 C&M Communication Co. Ltd.

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

ASN No of nets /20 equiv MaxAgg Description 7018 1435 6891 999 AT&T 701 1304 8493 929 UUNET Technologies, Inc. 1239 945 3000 638 Sprint 6347 940 400 98 SAVVIS Communications Corpora 3356 895 10901 679 Level 3 Communications, LLC 4323 736 548 204 Time Warner Communications, I 209 734 3456 503 Qwest 18566 710 192 8 Covad Communications 6197 707 499 286 BellSouth Network Solutions, 6198 573 440 220 BellSouth Network Solutions, 20115 556 369 287 Charter Communications 852 516 1142 405 Telus Advanced Communications 7843 506 652 128 Adelphia Corp. 7132 452 7868 338 Southwestern Bell Internet Se 2386 431 582 232 AT&T Data Communications Serv 705 394 144 269 UUNET Technologies, Inc. 4355 393 323 103 EarthLink, Inc. 22909 390 843 25 Comcast Cable Corporation 22773 385 779 53 Cox Communications, Inc. Atla 5668 383 71 17 Century Telephone

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

ASN No of nets /20 equiv MaxAgg Description 702 647 2055 540 UUNET - Commercial IP service 3320 297 2462 237 Deutsche Telekom AG 3301 274 1097 264 TeliaNet Sweden 8220 274 429 262 COLT Internet - International 1257 251 497 197 SWIPnet Swedish IP Network 680 244 2025 239 DFN-IP service G-WiN 13083 216 51 8 Mannesmann Datenverarbeitung 3246 209 468 206 Song Networks 5515 199 843 144 Sonera Solution Autonomous Sy 8708 184 112 171 Romania Data Systems S.A. 719 179 288 102 LANLINK autonomous system 3215 178 895 69 France Telecom Transpac 25186 175 156 116 France Telecom Transpac's Tra 786 174 1794 174 The JANET IP Service 6746 158 29 127 Dynamic Network Technologies, 5400 143 206 119 BT Ignite European Backbone 3269 134 1099 64 TELECOM ITALIA 3303 132 611 132 Swisscom Ltd 12302 125 18 31 MobiFon S.A. 8866 121 14 8 Bulgarian Telecommunication C

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

ASN No of nets /20 equiv MaxAgg Description 11172 356 80 57 Servicios Alestra S.A de C.V 6140 346 140 67 ImpSat 8151 273 373 130 UniNet S.A. de C.V. 16814 203 13 7 NSS, S.A. 6147 160 82 21 Telefonica Del Peru 7303 144 53 31 Telecom Argentina Stet-France 6505 135 90 93 Global One Communicaoes Ltda 6503 129 218 87 AVANTEL, S.A. 11992 100 9 29 Integrated Systems 11556 87 57 24 Cable-Wireless Panama 6535 79 5 16 Chilesat Servicios Empresari 14420 76 5 32 ANDINATEL S.A. 14535 75 6 5 Techtel S.A. 15311 75 19 37 Telefonica Empresas 11311 73 7 20 Sinectis S.A. 5639 72 8 8 Telecommunications Services o 4270 71 18 9 Red de Interconexion Universi 14259 67 4 5 GTD Internet S.A. 10292 66 6 25 TELECOMMUNICATIONS OF JAMAICA 7080 64 4 1 Electronica y Comunicaciones

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 89 276 79 The Internetworking Company o 11845 38 9 11 Data Pro Business Online 24835 31 18 6 RAYA Telecom - Egypt 9129 27 3 4 UUNET Kenya 5713 26 125 24 Telkom SA Ltd 16637 25 9 18 Johnnic e-Ventures 6713 24 38 9 Itissalat Al-MAGHRIB 8524 24 2 7 AUCEGYPT Autonomous System 12455 24 4 2 Jambonet Autonomous system 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 2609 12 26 4 Tunisia BackBone AS 15808 12 1 4 Communication Solutions Ltd i

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

ASN No of nets Net Savings Description 6347 940 842 SAVVIS Communications Corpora 18566 710 702 Covad Communications 4134 791 647 Data Communications Bureau 4323 736 532 Time Warner Communications, I 6197 707 421 BellSouth Network Solutions, 7843 506 378 Adelphia Corp. 701 1304 375 UUNET Technologies, Inc. 5668 383 366 Century Telephone 22909 390 365 Comcast Cable Corporation 6198 573 353 BellSouth Network Solutions, 27364 360 341 Armstrong Cable Services 22773 385 332 Cox Communications, Inc. Atla 9583 453 316 Satyam Infoway Ltd., 4755 366 313 Videsh Sanchar Nigam Ltd. Aut 17676 341 308 XTAGE CORPORATION 1239 945 307 Sprint 11172 356 299 Servicios Alestra S.A de C.V 4355 393 290 EarthLink, Inc. 9929 323 290 China Netcom Corp. 6140 346 279 ImpSat

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 65501 PRIVATE 66.60.187.0/24 14051 Roseville Telephone 65501 PRIVATE 66.60.188.0/22 14051 Roseville Telephone 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 137.0.0.0/13 568 DISO-UNRRA 156.154.16.0/22 7786 Lockheed Martin IMS 158.0.0.0/13 568 DISO-UNRRA 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 192.70.164.0/24 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 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 /12:59 /13:124 /14:299 /15:516 /16:7859 /17:2060 /18:3619 /19:9412 /20:9885 /21:7258 /22:10318 /23:11721 /24:76547 /25:226 /26:257 /27:140 /28:31 /29:14 /30:69 /31:0 /32:14

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

ASN No of nets Total ann. Description 6347 717 940 SAVVIS Communications Corpora 18566 693 710 Covad Communications 7018 553 1435 AT&T 6197 538 707 BellSouth Network Solutions, 3356 509 895 Level 3 Communications, LLC 6198 402 573 BellSouth Network Solutions, 702 398 647 UUNET - Commercial IP service 1239 377 945 Sprint 701 373 1304 UUNET Technologies, Inc. 27364 348 360 Armstrong Cable Services 5668 335 383 Century Telephone 4766 312 491 Korea Internet Exchange for " 9583 304 453 Satyam Infoway Ltd., 20115 295 556 Charter Communications 9929 256 323 China Netcom Corp. 14824 255 281 NewSouth Communications Corp. 3320 247 297 Deutsche Telekom AG 690 246 282 Merit Network 25844 244 244 Skadden, Arps, Slate, Meagher 13609 237 278 Choice One Communications Inc

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

4:3 12:824 13:1 15:5 16:2 17:3 20:8 24:733 32:65 33:1 38:67 40:54 44:3 55:1 56:3 57:16 61:436 62:503 63:1816 64:1966 65:2008 66:2597 67:329 68:528 69:556 70:64 80:495 81:308 82:175 83:68 84:2 128:144 129:186 130:78 131:177 132:21 133:1 134:181 135:17 136:182 137:92 138:154 139:44 140:166 141:125 142:116 143:55 144:89 145:42 146:305 147:78 148:418 149:121 150:93 151:72 152:165 153:64 154:1 155:117 156:60 157:60 158:145 159:147 160:52 161:57 162:379 163:77 164:179 165:156 166:94 167:218 168:226 169:106 170:284 171:8 192:5559 193:2755 194:2025 195:1386 196:557 198:3718 199:3099 200:3490 201:8 202:4625 203:5652 204:3096 205:2046 206:2257 207:2490 208:2226 209:2921 210:1429 211:564 212:978 213:1190 214:62 215:30 216:3691 217:929 218:164 219:108 220:227 221:28 222:45

End of report