Orbit

Routing Table Report 04:00 +10GMT Thu 25 Nov, 2004

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

BGP routing table entries examined: 151223 Prefixes after maximum aggregation: 89136 Unique aggregates announced to Internet: 72268 Total ASes present in the Internet Routing Table: 18514 Origin-only ASes present in the Internet Routing Table: 16058 Origin ASes announcing only one prefix: 7568 Transit ASes present in the Internet Routing Table: 2456 Transit-only ASes present in the Internet Routing Table: 69 Average AS path length visible in the Internet Routing Table: 4.5 Max AS path length visible: 23 Prefixes from unregistered ASNs in the Routing Table: 11 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 15 Number of addresses announced to Internet: 1355967592 Equivalent to 80 /8s, 210 /16s and 108 /24s Percentage of available address space announced: 36.6 Percentage of allocated address space announced: 59.1 Percentage of available address space allocated: 61.9 Total number of prefixes smaller than registry allocations: 69733

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

Prefixes being announced by APNIC Region ASes: 29246 Total APNIC prefixes after maximum aggregation: 14447 Prefixes being announced from the APNIC address blocks: 27310 Unique aggregates announced from the APNIC address blocks: 14216 APNIC Region origin ASes present in the Internet Routing Table: 2165 APNIC Region origin ASes announcing only one prefix: 651 APNIC Region transit ASes present in the Internet Routing Table: 334 Average APNIC Region AS path length visible: 4.4 Max APNIC Region AS path length visible: 16 Number of APNIC addresses announced to Internet: 167505664 Equivalent to 9 /8s, 251 /16s and 239 /24s Percentage of available APNIC address space announced: 76.4

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: 85823 Total ARIN prefixes after maximum aggregation: 52024 Prefixes being announced from the ARIN address blocks: 65697 Unique aggregates announced from the ARIN address blocks: 23563 ARIN Region origin ASes present in the Internet Routing Table: 9740 ARIN Region origin ASes announcing only one prefix: 3525 ARIN Region transit ASes present in the Internet Routing Table: 959 Average ARIN Region AS path length visible: 4.3 Max ARIN Region AS path length visible: 16 Number of ARIN addresses announced to Internet: 235828480 Equivalent to 14 /8s, 14 /16s and 117 /24s Percentage of available ARIN address space announced: 70.3

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: 28285 Total RIPE prefixes after maximum aggregation: 19616 Prefixes being announced from the RIPE address blocks: 25043 Unique aggregates announced from the RIPE address blocks: 16443 RIPE Region origin ASes present in the Internet Routing Table: 6046 RIPE Region origin ASes announcing only one prefix: 3250 RIPE Region transit ASes present in the Internet Routing Table: 1038 Average RIPE Region AS path length visible: 5.1 Max RIPE Region AS path length visible: 23 Number of RIPE addresses announced to Internet: 180862208 Equivalent to 10 /8s, 199 /16s and 189 /24s Percentage of available RIPE address space announced: 63.4

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: 6605 Total LACNIC prefixes after maximum aggregation: 2353 Prefixes being announced from the LACNIC address blocks: 6473 Unique aggregates announced from the LACNIC address blocks: 3990 LACNIC Region origin ASes present in the Internet Routing Table: 405 LACNIC Region origin ASes announcing only one prefix: 121 LACNIC Region transit ASes present in the Internet Routing Table: 79 Average LACNIC Region AS path length visible: 5.0 Max LACNIC Region AS path length visible: 15 Number of LACNIC addresses announced to Internet: 16711936 Equivalent to 0 /8s, 255 /16s and 1 /24s Percentage of available LACNIC address space announced: 49.8

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

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

Prefixes being announced by AfriNIC Region ASes: 1254 Total AfriNIC prefixes after maximum aggregation: 696 Prefixes being announced from the AfriNIC address blocks: 866 Unique aggregates announced from the AfriNIC address blocks: 671 AfriNIC Region origin ASes present in the Internet Routing Table: 93 AfriNIC Region origin ASes announcing only one prefix: 21 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: 12 Number of AfriNIC addresses announced to Internet: 2072320 Equivalent to 0 /8s, 31 /16s and 159 /24s Percentage of available AfriNIC address space announced: 12.4

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 861 4405 163 Data Communications Bureau 1221 739 1178 556 Telstra Pty Ltd 9583 551 47 40 Satyam Infoway Ltd., 4766 547 3408 268 Korea Internet Exchange for " 4755 389 134 69 Videsh Sanchar Nigam Ltd. Aut 17676 383 5740 57 XTAGE CORPORATION 9443 356 69 80 Primus Telecommunications 2907 354 1857 328 SINET Japan 9929 344 161 33 China Netcom Corp. 703 318 346 246 UUNET 17557 314 23 156 Pakistan Telecom 2764 284 273 231 connect.com.au pty ltd 7474 271 268 202 Optus Communications Pty Ltd 4802 234 28 142 Wantree Development 9800 231 380 70 CHINA UNICOM 9942 229 72 123 COMindico Australia 7563 228 48 165 Korea Internet Infrastructure 9498 228 81 52 BHARTI BT INTERNET LTD. 10036 217 20 198 C&M Communication Co. Ltd. 4814 210 232 6 China Telecom (Group)

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

ASN No of nets /20 equiv MaxAgg Description 7018 1421 6632 983 AT&T WorldNet Services 701 1239 8384 885 UUNET Technologies, Inc. 721 1038 21084 305 DLA Systems Automation Center 1239 926 2881 614 Sprint 2386 851 531 612 AT&T Data Communications Serv 6197 810 381 352 BellSouth Network Solutions, 4323 809 672 221 Time Warner Telecom 18566 754 208 6 Covad Communications 209 656 3429 508 Qwest 3356 641 10963 462 Level 3 Communications, LLC 20115 590 461 314 Charter Communications 3561 550 2377 418 Cable & Wireless USA 852 517 1141 397 Telus Advanced Communications 7843 478 725 85 Adelphia Corp. 7132 450 8289 382 SBC Internet Services 27364 444 36 19 Armstrong Cable Services 6198 440 378 204 BellSouth Network Solutions, 6478 435 775 96 AT&T Worldnet Services 5668 417 87 18 Century Telephone 22909 415 881 59 Comcast Cable Corporation

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

ASN No of nets /20 equiv MaxAgg Description 702 634 2027 524 UUNET - Commercial IP service 3320 303 2997 237 Deutsche Telekom AG 3301 280 1100 272 TeliaNet Sweden 8220 279 461 264 COLT Internet - International 21502 273 40 3 NUMERICABLE is a cabled netwo 3300 256 167 81 AUCS Communications Services 680 251 2025 239 DFN-IP service G-WiN 3246 220 478 216 Song Networks 13083 217 51 8 Mannesmann Datenverarbeitung 1257 210 722 175 SWIPnet Swedish IP Network 8708 206 116 186 Romania Data Systems S.A. 5515 193 842 140 Sonera Solution Autonomous Sy 786 176 1794 176 The JANET IP Service 3215 162 956 78 France Telecom Transpac 8866 160 20 7 Bulgarian Telecommunication C 719 158 322 105 LANLINK autonomous system 6746 157 30 127 Dynamic Network Technologies, 3269 153 1297 69 TELECOM ITALIA 25186 148 154 104 France Telecom Transpac's Tra 5400 141 206 114 BT Ignite European Backbone

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

ASN No of nets /20 equiv MaxAgg Description 6140 351 139 73 ImpSat 8151 307 471 133 UniNet S.A. de C.V. 16814 212 13 7 NSS, S.A. 11172 210 99 55 Servicios Alestra S.A de C.V 6147 192 94 20 Telefonica Del Peru 11664 154 12 30 Keytech SA 7303 141 65 22 Telecom Argentina Stet-France 6505 140 90 94 Global One Communicaoes Ltda 6503 125 164 83 AVANTEL, S.A. 11992 103 9 31 Integrated Systems 14117 98 6 4 Telefonica del Sur S.A. 11556 97 48 3 Cable-Wireless Panama 11311 86 8 23 Sinectis S.A. 6535 85 7 18 Chilesat Servicios Empresari 10481 82 32 7 Prima S.A. 14420 81 5 33 ANDINATEL S.A. 4270 80 18 9 Red de Interconexion Universi 13999 78 52 9 Mega Cable S.A. de C.V. 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 268 636 225 The Internet Solution 5536 111 16 4 Internet Egypt Network 2018 102 297 98 Tertiary Education Network 2905 98 276 71 The Internetworking Company o 20928 56 16 1 Noor Advanced Technologies AS 24835 41 34 7 RAYA Telecom - Egypt 9129 35 3 4 UUNET Kenya 6713 30 38 9 Itissalat Al-MAGHRIB 5713 26 125 24 Telkom SA Ltd 8524 25 1 4 AUCEGYPT Autonomous System 16637 22 10 19 Johnnic e-Ventures 12455 19 4 2 Jambonet Autonomous system 10798 18 1 12 Standard Bank of South Africa 12258 18 3 12 Vodacom Internet Company 8452 17 20 5 TEDATA 21280 16 2 3 Swift Global Kenya Ltd.Is an 8346 15 7 14 SONATEL-AS Autonomous System 15706 15 4 2 Sudatel Internet Exchange Aut 15808 13 1 2 Communication Solutions Ltd i 17148 13 1 7 First National Bank

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

ASN No of nets Net Savings Description 18566 754 748 Covad Communications 721 1038 733 DLA Systems Automation Center 4134 861 698 Data Communications Bureau 4323 809 588 Time Warner Telecom 9583 551 511 Satyam Infoway Ltd., 6197 810 458 BellSouth Network Solutions, 27364 444 425 Armstrong Cable Services 5668 417 399 Century Telephone 7843 478 393 Adelphia Corp. 22773 404 385 Cox Communications, Inc. Atla 22909 415 356 Comcast Cable Corporation 701 1239 354 UUNET Technologies, Inc. 6467 380 349 E.Spire Communications, Inc. 6478 435 339 AT&T Worldnet Services 17676 383 326 XTAGE CORPORATION 4755 389 320 Videsh Sanchar Nigam Ltd. Aut 1239 926 312 Sprint 9929 344 311 China Netcom Corp. 4355 392 293 EarthLink, Inc. 4766 547 279 Korea Internet Exchange for "

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

Bad AS Designation Network Transit AS Description 65400 PRIVATE 192.55.193.0/24 1290 PSINet UK Ltd. 1877 UNALLOCATED 192.108.199.0/24 1876 Southern Methodist U 64512 PRIVATE 199.213.17.0/25 15296 Netera Alliance Inc. 64512 PRIVATE 199.213.17.128/25 15296 Netera Alliance Inc. 64512 PRIVATE 199.216.97.0/28 15296 Netera Alliance Inc. 65002 PRIVATE 212.115.225.0/24 8690 Comint Ltd 65002 PRIVATE 212.115.226.0/24 8690 Comint Ltd 65529 PRIVATE 216.21.199.0/24 14697 VDot.Net 33507 UNALLOCATED 216.94.118.0/24 701 UUNET Technologies, 65529 PRIVATE 216.152.237.0/24 14697 VDot.Net 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 /10:7 /11:15 /12:61 /13:140 /14:315 /15:556 /16:8154 /17:2271 /18:3971 /19:9878 /20:10456 /21:8052 /22:11105 /23:12705 /24:82651 /25:256 /26:224 /27:117 /28:68 /29:39 /30:117 /31:0 /32:43

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

ASN No of nets Total ann. Description 18566 739 754 Covad Communications 6197 658 810 BellSouth Network Solutions, 2386 614 851 AT&T Data Communications Serv 7018 579 1421 AT&T WorldNet Services 27364 429 444 Armstrong Cable Services 702 389 634 UUNET - Commercial IP service 9583 382 551 Satyam Infoway Ltd., 1239 368 926 Sprint 4766 367 547 Korea Internet Exchange for " 5668 360 417 Century Telephone 701 357 1239 UUNET Technologies, Inc. 6198 321 440 BellSouth Network Solutions, 6467 289 380 E.Spire Communications, Inc. 6517 280 303 Yipes Communications, Inc. 9929 275 344 China Netcom Corp. 21502 270 273 NUMERICABLE is a cabled netwo 13609 269 311 Choice One Communications Inc 20115 269 590 Charter Communications 4323 259 809 Time Warner Telecom 11456 258 303 Carolina Online, Inc.

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

4:4 8:10 12:1435 13:1 15:5 16:2 17:3 20:5 24:752 32:71 33:2 38:84 40:55 44:3 47:2 52:3 55:1 56:3 57:24 60:3 61:625 62:500 63:1863 64:2475 65:2072 66:2469 67:460 68:537 69:794 70:42 72:10 80:526 81:574 82:352 83:209 84:56 85:4 128:115 129:164 130:88 131:192 132:28 134:185 135:30 136:187 137:80 138:191 139:36 140:222 141:107 142:129 143:120 144:162 145:43 146:282 147:95 148:329 149:111 150:93 151:62 152:129 153:68 154:2 155:131 156:62 157:70 158:135 159:162 160:59 161:73 162:379 163:84 164:217 165:162 166:118 167:222 168:355 169:123 170:314 171:9 192:5670 193:2943 194:2175 195:1541 196:589 198:3905 199:3309 200:3848 201:25 202:4908 203:5780 204:3545 205:2107 206:2330 207:2621 208:2101 209:3099 210:1499 211:648 212:1159 213:1232 214:224 215:31 216:3709 217:1058 218:178 219:84 220:285 221:66 222:21

End of report