Orbit

Routing Table Report 04:00 +10GMT Mon 22 Nov, 2004

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

BGP routing table entries examined: 151102 Prefixes after maximum aggregation: 89050 Unique aggregates announced to Internet: 72182 Total ASes present in the Internet Routing Table: 18477 Origin-only ASes present in the Internet Routing Table: 16024 Origin ASes announcing only one prefix: 7537 Transit ASes present in the Internet Routing Table: 2453 Transit-only ASes present in the Internet Routing Table: 72 Average AS path length visible in the Internet Routing Table: 4.5 Max AS path length visible: 19 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: 1354560104 Equivalent to 80 /8s, 188 /16s and 242 /24s Percentage of available address space announced: 36.5 Percentage of allocated address space announced: 59.1 Percentage of available address space allocated: 61.9 Total number of prefixes smaller than registry allocations: 69611

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

Prefixes being announced by APNIC Region ASes: 29285 Total APNIC prefixes after maximum aggregation: 14426 Prefixes being announced from the APNIC address blocks: 27345 Unique aggregates announced from the APNIC address blocks: 14204 APNIC Region origin ASes present in the Internet Routing Table: 2162 APNIC Region origin ASes announcing only one prefix: 650 APNIC Region transit ASes present in the Internet Routing Table: 332 Average APNIC Region AS path length visible: 4.4 Max APNIC Region AS path length visible: 16 Number of APNIC addresses announced to Internet: 166948608 Equivalent to 9 /8s, 243 /16s and 111 /24s Percentage of available APNIC address space announced: 76.2

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: 85814 Total ARIN prefixes after maximum aggregation: 52015 Prefixes being announced from the ARIN address blocks: 65750 Unique aggregates announced from the ARIN address blocks: 23562 ARIN Region origin ASes present in the Internet Routing Table: 9734 ARIN Region origin ASes announcing only one prefix: 3521 ARIN Region transit ASes present in the Internet Routing Table: 956 Average ARIN Region AS path length visible: 4.3 Max ARIN Region AS path length visible: 16 Number of ARIN addresses announced to Internet: 235632896 Equivalent to 14 /8s, 11 /16s and 121 /24s Percentage of available ARIN address space announced: 70.2

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: 28151 Total RIPE prefixes after maximum aggregation: 19557 Prefixes being announced from the RIPE address blocks: 24893 Unique aggregates announced from the RIPE address blocks: 16394 RIPE Region origin ASes present in the Internet Routing Table: 6016 RIPE Region origin ASes announcing only one prefix: 3226 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: 19 Number of RIPE addresses announced to Internet: 180414976 Equivalent to 10 /8s, 192 /16s and 234 /24s Percentage of available RIPE address space announced: 63.3

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: 6600 Total LACNIC prefixes after maximum aggregation: 2357 Prefixes being announced from the LACNIC address blocks: 6447 Unique aggregates announced from the LACNIC address blocks: 3977 LACNIC Region origin ASes present in the Internet Routing Table: 403 LACNIC Region origin ASes announcing only one prefix: 119 LACNIC Region transit ASes present in the Internet Routing Table: 80 Average LACNIC Region AS path length visible: 4.9 Max LACNIC Region AS path length visible: 15 Number of LACNIC addresses announced to Internet: 16623104 Equivalent to 0 /8s, 253 /16s and 166 /24s Percentage of available LACNIC address space announced: 49.5

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

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

Prefixes being announced by AfriNIC Region ASes: 1243 Total AfriNIC prefixes after maximum aggregation: 695 Prefixes being announced from the AfriNIC address blocks: 857 Unique aggregates announced from the AfriNIC address blocks: 667 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: 2066432 Equivalent to 0 /8s, 31 /16s and 136 /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 859 4403 163 Data Communications Bureau 1221 795 1182 570 Telstra Pty Ltd 9583 552 47 40 Satyam Infoway Ltd., 4766 545 3408 266 Korea Internet Exchange for " 4755 382 133 66 Videsh Sanchar Nigam Ltd. Aut 17676 376 5628 53 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 315 23 156 Pakistan Telecom 2764 287 273 233 connect.com.au pty ltd 7474 267 268 199 Optus Communications Pty Ltd 4802 234 28 142 Wantree Development 7563 230 48 167 Korea Internet Infrastructure 9800 230 380 70 CHINA UNICOM 9942 229 72 123 COMindico Australia 9498 225 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 1424 6633 984 AT&T WorldNet Services 701 1237 8383 883 UUNET Technologies, Inc. 721 1027 21018 299 DLA Systems Automation Center 1239 926 2881 614 Sprint 2386 851 531 612 AT&T Data Communications Serv 6197 809 381 353 BellSouth Network Solutions, 4323 805 672 221 Time Warner Telecom 18566 754 208 6 Covad Communications 209 667 3429 511 Qwest 3356 661 10959 458 Level 3 Communications, LLC 20115 607 462 326 Charter Communications 3561 547 2375 418 Cable & Wireless USA 852 521 1141 398 Telus Advanced Communications 7843 481 726 77 Adelphia Corp. 27364 451 36 19 Armstrong Cable Services 7132 448 8289 380 SBC Internet Services 6198 439 377 202 BellSouth Network Solutions, 6478 435 775 96 AT&T Worldnet Services 5668 417 87 18 Century Telephone 22909 414 880 63 Comcast Cable Corporation

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

ASN No of nets /20 equiv MaxAgg Description 702 633 2026 523 UUNET - Commercial IP service 3320 302 2997 237 Deutsche Telekom AG 8220 280 463 265 COLT Internet - International 3301 278 1100 269 TeliaNet Sweden 3300 257 167 82 AUCS Communications Services 680 251 2025 239 DFN-IP service G-WiN 21502 246 40 3 NUMERICABLE is a cabled netwo 3246 219 477 215 Song Networks 13083 217 51 8 Mannesmann Datenverarbeitung 1257 204 722 175 SWIPnet Swedish IP Network 8708 204 116 185 Romania Data Systems S.A. 5515 192 842 140 Sonera Solution Autonomous Sy 786 176 1794 176 The JANET IP Service 3215 161 956 78 France Telecom Transpac 8866 160 20 7 Bulgarian Telecommunication C 719 157 322 105 LANLINK autonomous system 6746 156 30 127 Dynamic Network Technologies, 3269 151 1289 68 TELECOM ITALIA 25186 148 154 104 France Telecom Transpac's Tra 5400 142 206 115 BT Ignite European Backbone

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

ASN No of nets /20 equiv MaxAgg Description 6140 350 139 75 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 152 12 34 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 99 276 72 The Internetworking Company o 20928 52 16 1 Noor Advanced Technologies AS 24835 39 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 24 1 4 AUCEGYPT Autonomous System 16637 22 10 19 Johnnic e-Ventures 8452 18 20 5 TEDATA 10798 18 1 12 Standard Bank of South Africa 12258 18 3 12 Vodacom Internet Company 12455 17 4 2 Jambonet Autonomous system 21280 16 2 3 Swift Global Kenya Ltd.Is an 15706 15 4 2 Sudatel Internet Exchange Aut 8346 14 6 14 SONATEL-AS Autonomous System 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 1027 728 DLA Systems Automation Center 4134 859 696 Data Communications Bureau 4323 805 584 Time Warner Telecom 9583 552 512 Satyam Infoway Ltd., 6197 809 456 BellSouth Network Solutions, 27364 451 432 Armstrong Cable Services 7843 481 404 Adelphia Corp. 5668 417 399 Century Telephone 22773 404 385 Cox Communications, Inc. Atla 701 1237 354 UUNET Technologies, Inc. 22909 414 351 Comcast Cable Corporation 6467 380 349 E.Spire Communications, Inc. 6478 435 339 AT&T Worldnet Services 17676 376 323 XTAGE CORPORATION 4755 382 316 Videsh Sanchar Nigam Ltd. Aut 1239 926 312 Sprint 9929 344 311 China Netcom Corp. 13609 333 298 Choice One Communications Inc 4355 392 293 EarthLink, Inc.

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

Bad AS Designation Network Transit AS Description 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 /14:314 /15:556 /16:8140 /17:2279 /18:3958 /19:9872 /20:10435 /21:8035 /22:11091 /23:12706 /24:82611 /25:246 /26:224 /27:117 /28:70 /29:40 /30:118 /31:0 /32:45

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

ASN No of nets Total ann. Description 18566 739 754 Covad Communications 6197 656 809 BellSouth Network Solutions, 2386 614 851 AT&T Data Communications Serv 7018 580 1424 AT&T WorldNet Services 27364 436 451 Armstrong Cable Services 702 388 633 UUNET - Commercial IP service 9583 383 552 Satyam Infoway Ltd., 1239 369 926 Sprint 4766 366 545 Korea Internet Exchange for " 5668 360 417 Century Telephone 701 359 1237 UUNET Technologies, Inc. 6198 320 439 BellSouth Network Solutions, 13609 290 333 Choice One Communications Inc 6467 289 380 E.Spire Communications, Inc. 20115 286 607 Charter Communications 6517 278 301 Yipes Communications, Inc. 9929 275 344 China Netcom Corp. 11456 258 303 Carolina Online, Inc. 4323 257 805 Time Warner Telecom 3320 247 302 Deutsche Telekom AG

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

4:4 8:11 12:1434 13:1 15:5 16:2 17:3 20:5 24:774 32:71 33:2 38:84 40:55 44:3 47:2 52:3 55:1 56:3 57:22 60:3 61:627 62:502 63:1865 64:2481 65:2071 66:2467 67:457 68:536 69:792 70:40 72:10 80:525 81:548 82:339 83:204 84:53 128:114 129:165 130:85 131:189 132:27 134:185 135:30 136:186 137:80 138:189 139:36 140:222 141:107 142:127 143:120 144:159 145:42 146:293 147:97 148:324 149:111 150:93 151:62 152:130 153:68 154:2 155:128 156:58 157:69 158:135 159:164 160:60 161:73 162:379 163:81 164:218 165:162 166:118 167:220 168:356 169:123 170:312 171:9 192:5665 193:2942 194:2157 195:1530 196:585 198:3908 199:3308 200:3839 201:25 202:4931 203:5787 204:3580 205:2094 206:2333 207:2627 208:2104 209:3105 210:1515 211:649 212:1148 213:1225 214:224 215:31 216:3703 217:1054 218:177 219:83 220:282 221:66 222:21

End of report