Orbit

Routing Table Report 04:00 +10GMT Fri 25 Jun, 2004

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

BGP routing table entries examined: 142265 Prefixes after maximum aggregation: 85289 Unique aggregates announced to Internet: 68174 Total ASes present in the Internet Routing Table: 17482 Origin-only ASes present in the Internet Routing Table: 15156 Origin ASes announcing only one prefix: 7065 Transit ASes present in the Internet Routing Table: 2326 Transit-only ASes present in the Internet Routing Table: 71 Average AS path length visible in the Internet Routing Table: 4.9 Max AS path length visible: 27 Illegal AS announcements present in the Routing Table: 13 Non-routable prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 19 Number of addresses announced to Internet: 1313741340 Equivalent to 78 /8s, 78 /16s and 26 /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: 65531

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

Prefixes being announced by APNIC Region ASes: 27017 Total APNIC prefixes after maximum aggregation: 14001 Prefixes being announced from the APNIC address blocks: 25243 Unique aggregates announced from the APNIC address blocks: 13907 APNIC Region origin ASes present in the Internet Routing Table: 2069 APNIC Region origin ASes announcing only one prefix: 615 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: 17 Number of APNIC addresses announced to Internet: 150400512 Equivalent to 8 /8s, 246 /16s and 238 /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: 81918 Total ARIN prefixes after maximum aggregation: 49918 Prefixes being announced from the ARIN address blocks: 63022 Unique aggregates announced from the ARIN address blocks: 21922 ARIN Region origin ASes present in the Internet Routing Table: 9276 ARIN Region origin ASes announcing only one prefix: 3305 ARIN Region transit ASes present in the Internet Routing Table: 907 Average ARIN Region AS path length visible: 4.7 Max ARIN Region AS path length visible: 17 Number of ARIN addresses announced to Internet: 225840416 Equivalent to 13 /8s, 118 /16s and 13 /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: 26001 Total RIPE prefixes after maximum aggregation: 18445 Prefixes being announced from the RIPE address blocks: 22784 Unique aggregates announced from the RIPE address blocks: 15169 RIPE Region origin ASes present in the Internet Routing Table: 5597 RIPE Region origin ASes announcing only one prefix: 3012 RIPE Region transit ASes present in the Internet Routing Table: 967 Average RIPE Region AS path length visible: 5.5 Max RIPE Region AS path length visible: 27 Number of RIPE addresses announced to Internet: 164931392 Equivalent to 9 /8s, 212 /16s and 167 /24s Percentage of available RIPE address space announced: 57.8

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: 6173 Total LACNIC prefixes after maximum aggregation: 2250 Prefixes being announced from the LACNIC address blocks: 5803 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: 110 LACNIC Region transit ASes present in the Internet Routing Table: 74 Average LACNIC Region AS path length visible: 5.3 Max LACNIC Region AS path length visible: 15 Number of LACNIC addresses announced to Internet: 15118080 Equivalent to 0 /8s, 230 /16s and 175 /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: 1153 Total AfriNIC prefixes after maximum aggregation: 675 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: 5.1 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 846 1075 614 Telstra Pty Ltd 4134 792 3664 146 Data Communications Bureau 4766 494 2896 264 Korea Internet Exchange for " 9583 460 38 98 Satyam Infoway Ltd., 4755 371 134 55 Videsh Sanchar Nigam Ltd. Aut 9443 353 69 78 Primus Telecommunications 2907 350 1840 327 SINET Japan 17676 341 5084 33 XTAGE CORPORATION 17557 337 23 165 Pakistan Telecom 703 327 359 256 UUNET 9929 321 156 33 China Netcom Corp. 2764 294 259 241 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 217 48 47 BHARTI BT INTERNET LTD. 10036 198 18 179 C&M Communication Co. Ltd. 4837 186 2019 105 chinanet IDC center beijing n 17974 184 51 99 PT TELEKOMUNIKASI INDONESIA 9304 174 161 25 Hutchison Telecom (HK)

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

ASN No of nets /20 equiv MaxAgg Description 7018 1443 6891 998 AT&T 701 1299 8485 927 UUNET Technologies, Inc. 1239 941 2982 636 Sprint 6347 927 400 100 SAVVIS Communications Corpora 3356 899 10935 681 Level 3 Communications, LLC 557 771 63 15 University of Maine System Co 4323 744 555 207 Time Warner Communications, I 18566 724 192 8 Covad Communications 6197 707 525 276 BellSouth Network Solutions, 209 616 3469 508 Qwest 6198 574 439 220 BellSouth Network Solutions, 20115 561 373 287 Charter Communications 852 514 1142 402 Telus Advanced Communications 7843 511 661 128 Adelphia Corp. 7132 455 7872 341 Southwestern Bell Internet Se 2386 426 565 228 AT&T Data Communications Serv 22909 393 825 26 Comcast Cable Corporation 721 392 13171 288 DLA Systems Automation Center 4355 391 323 101 EarthLink, Inc. 705 390 128 266 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 276 429 264 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 786 173 1778 173 The JANET IP Service 25186 166 156 115 France Telecom Transpac's Tra 6746 156 29 127 Dynamic Network Technologies, 5400 147 206 121 BT Ignite European Backbone 3269 134 1099 64 TELECOM ITALIA 3303 134 611 133 Swisscom Ltd 8866 127 14 11 Bulgarian Telecommunication C 12302 127 18 31 MobiFon S.A.

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 131 202 89 AVANTEL, S.A. 11992 88 9 29 Integrated Systems 11556 87 57 24 Cable-Wireless Panama 14420 85 5 32 ANDINATEL S.A. 6535 80 5 17 Chilesat Servicios Empresari 14535 76 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 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 27 3 4 UUNET Kenya 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 5713 23 109 22 Telkom SA Ltd 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 927 827 SAVVIS Communications Corpora 557 771 756 University of Maine System Co 18566 724 716 Covad Communications 4134 792 646 Data Communications Bureau 4323 744 537 Time Warner Communications, I 6197 707 431 BellSouth Network Solutions, 7843 511 383 Adelphia Corp. 701 1299 372 UUNET Technologies, Inc. 22909 393 367 Comcast Cable Corporation 5668 384 367 Century Telephone 9583 460 362 Satyam Infoway Ltd., 27364 376 357 Armstrong Cable Services 6198 574 354 BellSouth Network Solutions, 22773 388 332 Cox Communications, Inc. Atla 4755 371 316 Videsh Sanchar Nigam Ltd. Aut 17676 341 308 XTAGE CORPORATION 1239 941 305 Sprint 11172 356 298 Servicios Alestra S.A de C.V 4355 391 290 EarthLink, Inc. 9929 321 288 China Netcom Corp.

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

Bad AS Designation Network Transit AS Description 32326 UNALLOCATED 12.40.49.0/24 3549 Global Crossing 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 32547 UNALLOCATED 64.74.70.0/24 10910 InterNAP Network Ser 32594 UNALLOCATED 65.214.190.0/24 701 UUNET Technologies, 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 32632 UNALLOCATED 205.237.202.0/23 10607 Global Communication 32632 UNALLOCATED 205.237.204.0/22 10607 Global Communication 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 192.70.164.0/24 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 192.172.0.0/19 568 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 /15:518 /16:7883 /17:2070 /18:3632 /19:9478 /20:9941 /21:7308 /22:10358 /23:11893 /24:77276 /25:373 /26:388 /27:350 /28:173 /29:15 /30:68 /31:0 /32:14

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

ASN No of nets Total ann. Description 557 738 771 University of Maine System Co 18566 707 724 Covad Communications 6347 703 927 SAVVIS Communications Corpora 7018 559 1443 AT&T 6197 536 707 BellSouth Network Solutions, 3356 504 899 Level 3 Communications, LLC 6198 404 574 BellSouth Network Solutions, 702 395 647 UUNET - Commercial IP service 1239 374 941 Sprint 701 367 1299 UUNET Technologies, Inc. 27364 364 376 Armstrong Cable Services 5668 335 384 Century Telephone 4766 313 494 Korea Internet Exchange for " 9583 309 460 Satyam Infoway Ltd., 20115 296 561 Charter Communications 9929 255 321 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 12:826 13:1 15:5 16:2 17:3 20:8 24:751 32:65 33:1 38:71 40:53 44:4 55:1 56:3 57:15 61:451 62:504 63:1865 64:2029 65:2041 66:2597 67:327 68:500 69:585 70:64 80:532 81:323 82:180 83:92 84:3 128:149 129:176 130:77 131:187 132:21 133:1 134:182 135:17 136:180 137:54 138:167 139:37 140:215 141:124 142:119 143:49 144:100 145:41 146:308 147:77 148:418 149:118 150:96 151:72 152:165 153:64 154:1 155:118 156:60 157:60 158:145 159:147 160:52 161:63 162:383 163:77 164:180 165:159 166:100 167:217 168:228 169:161 170:286 171:8 192:5561 193:2777 194:2050 195:1376 196:555 198:3692 199:3108 200:3553 201:8 202:4682 203:5631 204:3116 205:2074 206:2307 207:2533 208:2216 209:2981 210:1426 211:556 212:986 213:1174 214:66 215:30 216:3730 217:944 218:166 219:112 220:232 221:30 222:40

End of report