Orbit

Routing Table Report 04:00 +10GMT Tue 22 Jun, 2004

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

BGP routing table entries examined: 141669 Prefixes after maximum aggregation: 85143 Unique aggregates announced to Internet: 68020 Total ASes present in the Internet Routing Table: 17461 Origin-only ASes present in the Internet Routing Table: 15146 Origin ASes announcing only one prefix: 7061 Transit ASes present in the Internet Routing Table: 2315 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: 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: 1312735964 Equivalent to 78 /8s, 62 /16s and 194 /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: 65083

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

Prefixes being announced by APNIC Region ASes: 26913 Total APNIC prefixes after maximum aggregation: 13933 Prefixes being announced from the APNIC address blocks: 25144 Unique aggregates announced from the APNIC address blocks: 13886 APNIC Region origin ASes present in the Internet Routing Table: 2070 APNIC Region origin ASes announcing only one prefix: 619 APNIC Region transit ASes present in the Internet Routing Table: 337 Average APNIC Region AS path length visible: 4.9 Max APNIC Region AS path length visible: 17 Number of APNIC addresses announced to Internet: 150301184 Equivalent to 8 /8s, 245 /16s and 106 /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: 81554 Total ARIN prefixes after maximum aggregation: 49884 Prefixes being announced from the ARIN address blocks: 62721 Unique aggregates announced from the ARIN address blocks: 21850 ARIN Region origin ASes present in the Internet Routing Table: 9266 ARIN Region origin ASes announcing only one prefix: 3304 ARIN Region transit ASes present in the Internet Routing Table: 906 Average ARIN Region AS path length visible: 4.7 Max ARIN Region AS path length visible: 17 Number of ARIN addresses announced to Internet: 225455392 Equivalent to 13 /8s, 112 /16s and 45 /24s Percentage of available ARIN address space announced: 74.7

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: 25925 Total RIPE prefixes after maximum aggregation: 18395 Prefixes being announced from the RIPE address blocks: 22693 Unique aggregates announced from the RIPE address blocks: 15108 RIPE Region origin ASes present in the Internet Routing Table: 5584 RIPE Region origin ASes announcing only one prefix: 3004 RIPE Region transit ASes present in the Internet Routing Table: 962 Average RIPE Region AS path length visible: 5.6 Max RIPE Region AS path length visible: 26 Number of RIPE addresses announced to Internet: 164666624 Equivalent to 9 /8s, 208 /16s and 157 /24s Percentage of available RIPE address space announced: 57.7

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: 6126 Total LACNIC prefixes after maximum aggregation: 2254 Prefixes being announced from the LACNIC address blocks: 5782 Unique aggregates announced from the LACNIC address blocks: 3540 LACNIC Region origin ASes present in the Internet Routing Table: 379 LACNIC Region origin ASes announcing only one prefix: 111 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: 15069440 Equivalent to 0 /8s, 229 /16s and 241 /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: 1148 Total AfriNIC prefixes after maximum aggregation: 677 Prefixes being announced from the AfriNIC address blocks: 779 Unique aggregates announced from the AfriNIC address blocks: 583 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: 5.0 Max AfriNIC Region AS path length visible: 16 Number of AfriNIC addresses announced to Internet: 1870336 Equivalent to 0 /8s, 28 /16s and 138 /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 842 1075 612 Telstra Pty Ltd 4134 793 3664 146 Data Communications Bureau 4766 494 2896 264 Korea Internet Exchange for " 9583 459 38 96 Satyam Infoway Ltd., 4755 369 134 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 333 23 165 Pakistan Telecom 703 328 375 255 UUNET 9929 319 156 33 China Netcom Corp. 2764 296 275 243 connect.com.au pty ltd 7474 262 267 205 Optus Communications Pty Ltd 9942 229 71 126 COMindico Australia 9800 223 367 61 CHINA UNICOM 9498 219 48 47 BHARTI BT INTERNET LTD. 4837 186 2019 105 chinanet IDC center beijing n 17974 183 51 98 PT TELEKOMUNIKASI INDONESIA 10036 181 17 169 C&M Communication Co. Ltd. 9304 179 161 25 Hutchison Telecom (HK)

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

ASN No of nets /20 equiv MaxAgg Description 7018 1448 6892 1006 AT&T 701 1309 8486 935 UUNET Technologies, Inc. 1239 943 2998 637 Sprint 6347 933 400 99 SAVVIS Communications Corpora 3356 898 10935 681 Level 3 Communications, LLC 557 770 63 15 University of Maine System Co 4323 742 549 205 Time Warner Communications, I 18566 720 192 8 Covad Communications 6197 707 525 276 BellSouth Network Solutions, 209 617 3453 506 Qwest 6198 573 439 219 BellSouth Network Solutions, 20115 559 372 287 Charter Communications 852 514 1142 403 Telus Advanced Communications 7843 509 657 130 Adelphia Corp. 7132 454 7872 340 Southwestern Bell Internet Se 2386 426 565 228 AT&T Data Communications Serv 721 415 13174 301 DLA Systems Automation Center 705 393 144 268 UUNET Technologies, Inc. 4355 393 323 103 EarthLink, Inc. 22773 387 781 55 Cox Communications, Inc. Atla

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

ASN No of nets /20 equiv MaxAgg Description 702 648 2039 541 UUNET - Commercial IP service 3320 297 2468 235 Deutsche Telekom AG 3301 294 1097 267 TeliaNet Sweden 8220 275 429 263 COLT Internet - International 1257 251 498 195 SWIPnet Swedish IP Network 680 244 2025 239 DFN-IP service G-WiN 13083 216 51 8 Mannesmann Datenverarbeitung 3246 209 475 206 Song Networks 5515 199 843 144 Sonera Solution Autonomous Sy 8708 184 112 172 Romania Data Systems S.A. 3215 182 895 69 France Telecom Transpac 719 179 288 102 LANLINK autonomous system 786 174 1794 174 The JANET IP Service 25186 174 156 115 France Telecom Transpac's Tra 6746 157 29 128 Dynamic Network Technologies, 5400 145 205 120 BT Ignite European Backbone 3269 134 1099 64 TELECOM ITALIA 3303 134 611 133 Swisscom Ltd 12302 127 18 31 MobiFon S.A. 8866 122 14 8 Bulgarian Telecommunication C

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

ASN No of nets /20 equiv MaxAgg Description 11172 355 96 58 Servicios Alestra S.A de C.V 6140 346 140 67 ImpSat 8151 274 373 130 UniNet S.A. de C.V. 16814 203 13 7 NSS, S.A. 6147 184 82 21 Telefonica Del Peru 7303 144 53 32 Telecom Argentina Stet-France 6505 135 90 93 Global One Communicaoes Ltda 6503 131 202 89 AVANTEL, S.A. 11992 92 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 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 14117 69 5 4 Telefonica del Sur S.A. 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 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 16637 25 9 18 Johnnic e-Ventures 5713 24 125 23 Telkom SA Ltd 6713 24 38 9 Itissalat Al-MAGHRIB 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 933 834 SAVVIS Communications Corpora 557 770 755 University of Maine System Co 18566 720 712 Covad Communications 4134 793 647 Data Communications Bureau 4323 742 537 Time Warner Communications, I 6197 707 431 BellSouth Network Solutions, 7843 509 379 Adelphia Corp. 701 1309 374 UUNET Technologies, Inc. 5668 383 366 Century Telephone 9583 459 363 Satyam Infoway Ltd., 22909 387 361 Comcast Cable Corporation 27364 376 357 Armstrong Cable Services 6198 573 354 BellSouth Network Solutions, 22773 387 332 Cox Communications, Inc. Atla 4755 369 314 Videsh Sanchar Nigam Ltd. Aut 17676 341 308 XTAGE CORPORATION 1239 943 306 Sprint 11172 355 297 Servicios Alestra S.A de C.V 4355 393 290 EarthLink, Inc. 9929 319 286 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 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 137.0.0.0/13 721 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 /16:7873 /17:2066 /18:3628 /19:9461 /20:9906 /21:7290 /22:10328 /23:11842 /24:76873 /25:375 /26:395 /27:318 /28:173 /29:15 /30:67 /31:0 /32:14

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

ASN No of nets Total ann. Description 557 737 770 University of Maine System Co 6347 710 933 SAVVIS Communications Corpora 18566 703 720 Covad Communications 7018 561 1448 AT&T 6197 536 707 BellSouth Network Solutions, 3356 503 898 Level 3 Communications, LLC 6198 403 573 BellSouth Network Solutions, 702 396 648 UUNET - Commercial IP service 701 376 1309 UUNET Technologies, Inc. 1239 375 943 Sprint 27364 364 376 Armstrong Cable Services 5668 335 383 Century Telephone 4766 313 494 Korea Internet Exchange for " 9583 306 459 Satyam Infoway Ltd., 20115 296 559 Charter Communications 14824 257 281 NewSouth Communications Corp. 9929 254 319 China Netcom Corp. 690 246 282 Merit Network 3320 246 297 Deutsche Telekom AG 25844 244 244 Skadden, Arps, Slate, Meagher

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

4:3 12:825 13:1 15:5 16:2 17:3 20:8 24:751 32:65 33:1 38:70 40:53 44:4 55:1 56:3 57:16 61:439 62:500 63:1809 64:1987 65:2027 66:2606 67:332 68:499 69:583 70:64 80:501 81:323 82:177 83:80 84:5 128:150 129:186 130:78 131:187 132:21 133:1 134:182 135:17 136:180 137:54 138:165 139:36 140:165 141:122 142:119 143:57 144:101 145:41 146:304 147:77 148:417 149:118 150:95 151:71 152:165 153:64 154:1 155:117 156:60 157:59 158:144 159:147 160:52 161:61 162:383 163:77 164:179 165:158 166:99 167:216 168:228 169:162 170:281 171:8 192:5558 193:2770 194:2049 195:1369 196:553 198:3697 199:3098 200:3547 201:8 202:4656 203:5614 204:3124 205:2074 206:2310 207:2510 208:2220 209:2922 210:1417 211:552 212:981 213:1178 214:66 215:30 216:3703 217:939 218:167 219:113 220:231 221:30 222:39

End of report