Orbit

Routing Table Report 04:00 +10GMT Thu 29 Dec, 2005

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

BGP routing table entries examined: 177341 Prefixes after maximum aggregation: 99747 Unique aggregates announced to Internet: 85914 Total ASes present in the Internet Routing Table: 21257 Origin-only ASes present in the Internet Routing Table: 18489 Origin ASes announcing only one prefix: 8763 Transit ASes present in the Internet Routing Table: 2768 Transit-only ASes present in the Internet Routing Table: 77 Average AS path length visible in the Internet Routing Table: 4.6 Max AS path length visible: 25 Prefixes from unregistered ASNs in the Routing Table: 13 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 12 Number of addresses announced to Internet: 1492204704 Equivalent to 88 /8s, 241 /16s and 60 /24s Percentage of available address space announced: 40.3 Percentage of allocated address space announced: 60.6 Percentage of available address space allocated: 66.4 Total number of prefixes smaller than registry allocations: 85278

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

Prefixes being announced by APNIC Region ASes: 37186 Total APNIC prefixes after maximum aggregation: 15798 Prefixes being announced from the APNIC address blocks: 34918 Unique aggregates announced from the APNIC address blocks: 17084 APNIC Region origin ASes present in the Internet Routing Table: 2454 APNIC Region origin ASes announcing only one prefix: 701 APNIC Region transit ASes present in the Internet Routing Table: 376 Average APNIC Region AS path length visible: 4.5 Max APNIC Region AS path length visible: 17 Number of APNIC addresses announced to Internet: 208830624 Equivalent to 12 /8s, 114 /16s and 128 /24s Percentage of available APNIC address space announced: 77.5

APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431 (pre-ERX allocations) 23552-24575, 37888-38911 APNIC Address Blocks 58/7, 60/7, 124/7, 126/8, 202/7, 210/7, 218/7, 220/7 and 222/8

ARIN Region Analysis Summary ----------------------------

Prefixes being announced by ARIN Region ASes: 93315 Total ARIN prefixes after maximum aggregation: 56111 Prefixes being announced from the ARIN address blocks: 72706 Unique aggregates announced from the ARIN address blocks: 27809 ARIN Region origin ASes present in the Internet Routing Table: 10406 ARIN Region origin ASes announcing only one prefix: 3869 ARIN Region transit ASes present in the Internet Routing Table: 958 Average ARIN Region AS path length visible: 4.3 Max ARIN Region AS path length visible: 17 Number of ARIN addresses announced to Internet: 280950528 Equivalent to 16 /8s, 190 /16s and 247 /24s Percentage of available ARIN address space announced: 69.8

ARIN AS Blocks 1-1876, 1902-2042, 2044-2046, 2048-2106 (pre-ERX allocations) 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, 29696-30719, 31744-33791 35840-36863 ARIN Address Blocks 24/8, 63/8, 64/6, 68/7, 70/6, 74/7, 76/8, 198/7, 204/6, 208/7 and 216/8

RIPE Region Analysis Summary ----------------------------

Prefixes being announced by RIPE Region ASes: 34793 Total RIPE prefixes after maximum aggregation: 23583 Prefixes being announced from the RIPE address blocks: 31785 Unique aggregates announced from the RIPE address blocks: 21312 RIPE Region origin ASes present in the Internet Routing Table: 7513 RIPE Region origin ASes announcing only one prefix: 3938 RIPE Region transit ASes present in the Internet Routing Table: 1243 Average RIPE Region AS path length visible: 5.0 Max RIPE Region AS path length visible: 25 Number of RIPE addresses announced to Internet: 228684096 Equivalent to 13 /8s, 161 /16s and 113 /24s Percentage of available RIPE address space announced: 68.2

RIPE AS Blocks 1877-1901, 2043, 2047, 2107-2136, 2585-2614 (pre-ERX allocations) 2773-2822, 2830-2879, 3154-3353, 5377-5631 6656-6911, 8192-9215, 12288-13311, 15360-16383 20480-21503, 24576-25599, 28672-29695 30720-31743, 33792-35839, 38912-39935 RIPE Address Blocks 62/8, 80/5, 88/6, 188/8, 193/8, 194/7, 212/7 and 217/8

LACNIC Region Analysis Summary ------------------------------

Prefixes being announced by LACNIC Region ASes: 10203 Total LACNIC prefixes after maximum aggregation: 3396 Prefixes being announced from the LACNIC address blocks: 8430 Unique aggregates announced from the LACNIC address blocks: 4780 LACNIC Region origin ASes present in the Internet Routing Table: 662 LACNIC Region origin ASes announcing only one prefix: 208 LACNIC Region transit ASes present in the Internet Routing Table: 126 Average LACNIC Region AS path length visible: 5.2 Max LACNIC Region AS path length visible: 22 Number of LACNIC addresses announced to Internet: 23304960 Equivalent to 1 /8s, 99 /16s and 155 /24s Percentage of available LACNIC address space announced: 34.7

LACNIC AS Blocks 26592-26623, 27648-28671, plus ERX transfers LACNIC Address Blocks 189/8, 190/8, 200/7

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

Prefixes being announced by AfriNIC Region ASes: 1836 Total AfriNIC prefixes after maximum aggregation: 859 Prefixes being announced from the AfriNIC address blocks: 1192 Unique aggregates announced from the AfriNIC address blocks: 814 AfriNIC Region origin ASes present in the Internet Routing Table: 145 AfriNIC Region origin ASes announcing only one prefix: 47 AfriNIC Region transit ASes present in the Internet Routing Table: 24 Average AfriNIC Region AS path length visible: 4.5 Max AfriNIC Region AS path length visible: 12 Number of AfriNIC addresses announced to Internet: 2906880 Equivalent to 0 /8s, 44 /16s and 91 /24s Percentage of available AfriNIC address space announced: 8.7

AfriNIC AS Blocks 36864-37887 & ERX transfers AfriNIC Address Blocks 41/8, 196/8

APNIC Region per AS prefix count summary ----------------------------------------

ASN No of nets /20 equiv MaxAgg Description 4134 997 6453 206 CHINANET-BACKBONE 9583 826 77 12 Sify Limited 4755 762 259 72 Videsh Sanchar Nigam Ltd. Aut 4766 673 3928 290 Korea Telecom (KIX) 1221 665 1364 476 Telstra Pty Ltd 7545 514 108 70 TPG Internet Pty Ltd 17676 475 6853 99 Softbank BB Corp. 17488 436 26 9 Hathway IP Over Cable Interne 9498 414 211 69 BHARTI BT INTERNET LTD. 9443 399 89 85 Primus Telecommunications 4802 354 74 159 Wantree Development 2907 338 1763 315 SINET Japan 9929 331 217 49 China Netcom Corp. 7474 325 226 223 SingTel Optus Pty Ltd 17557 310 25 161 Pakistan Telecom 18101 289 68 19 Reliance Infocom Ltd Internet 17974 287 69 23 PT TELEKOMUNIKASI INDONESIA 4780 282 226 16 Digital United Inc. 9837 273 78 172 Powertel Ltd 9800 255 410 67 CHINA UNICOM

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

ASN No of nets /20 equiv MaxAgg Description 7018 1457 6312 956 AT&T WorldNet Services 4323 1197 722 235 Time Warner Telecom 174 1052 5826 969 Cogent Communications 721 1031 21938 309 DLA Systems Automation Center 701 971 8117 816 UUNET Technologies, Inc. 6197 969 434 506 BellSouth Network Solutions, 2386 913 516 686 AT&T Data Communications Serv 18566 887 240 7 Covad Communications 1239 846 2803 601 Sprint 209 660 3590 526 Qwest 20115 655 534 337 Charter Communications 11492 636 89 11 Cable One 22773 594 1477 29 Cox Communications, Inc. 19262 586 1681 145 Verizon Global Networks 852 572 1092 380 Telus Advanced Communications 19916 563 49 54 OLM LLC 855 562 243 65 Canadian Research Network 3602 523 127 106 Sprint Canada, Inc. 6478 518 1435 285 AT&T Worldnet Services 3356 517 10616 397 Level 3 Communications, LLC

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

ASN No of nets /20 equiv MaxAgg Description 702 591 1954 469 UUNET - Commercial IP service 3301 304 1071 290 TeliaNet Sweden 3320 287 3487 241 Deutsche Telekom AG 8220 272 458 266 COLT Telecommunications 680 244 2024 238 DFN-IP service G-WiN 3246 227 486 220 Song Networks 8708 223 274 207 Romania Data Systems S.A. 6746 205 52 176 Dynamic Network Technologies, 1257 189 712 170 SWIPnet Swedish IP Network 3269 182 1829 68 TELECOM ITALIA 5515 180 840 127 Sonera Solution Autonomous Sy 786 173 1794 173 The JANET IP Service 8866 168 37 11 Bulgarian Telecommunication C 5400 167 328 136 BT Ignite European Backbone 24863 166 38 9 LINKdotNET AS number 3215 162 1326 82 France Telecom Transpac 6830 162 669 33 UPC Distribution Services 3300 157 169 91 AUCS Communications Services 12479 156 322 5 Uni2 Autonomous System 25186 150 211 105 France Telecom Transpac's Tra

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

ASN No of nets /20 equiv MaxAgg Description 8151 538 776 212 UniNet S.A. de C.V. 22047 380 141 43 VTR PUNTO NET S.A. 16814 295 18 7 NSS, S.A. 11172 291 108 77 Servicios Alestra S.A de C.V 14117 184 11 6 Telefonica del Sur S.A. 13999 175 52 9 Mega Cable S.A. de C.V. 7303 153 73 18 Telecom Argentina Stet-France 6147 150 118 21 Telefonica Del Peru 11664 138 22 13 Keytech SA 11556 130 64 3 Cable-Wireless Panama 19169 128 8 26 Telconet 10481 121 48 8 Prima S.A. 6503 117 148 78 AVANTEL, S.A. 5639 112 12 9 Telecommunications Services o 21826 112 14 18 INTERCABLE 6505 106 88 79 Global One Communicaoes Ltda 11311 99 8 10 Sinectis S.A. 14522 99 12 8 SatNet S.A. 18822 98 7 10 TELEFONICA MANQUEHUE 4270 94 17 9 Red de Interconexion Universi

AfriNIC Region per AS prefix count summary ------------------------------------------

ASN No of nets /20 equiv MaxAgg Description 3741 272 812 230 The Internet Solution 8452 145 44 7 TEDATA 5536 122 8 16 Internet Egypt Network 2018 117 298 103 Tertiary Education Network 15475 103 84 4 Nile Online 2905 74 155 67 The Internetworking Company o 6713 71 71 10 Itissalat Al-MAGHRIB 24835 64 34 6 RAYA Telecom - Egypt 20928 61 16 2 Noor Advanced Technologies AS 5713 39 167 35 Telkom SA Ltd 33774 33 4 24 AS Number for Telecom Algeria 15706 31 8 3 Sudatel Internet Exchange Aut 23889 25 7 10 MAURITIUS TELECOM 8524 23 1 4 AUCEGYPT Autonomous System 21280 23 4 4 Swift Global Kenya Ltd.Is an 10798 22 1 13 Standard Bank of South Africa 16637 22 10 20 Johnnic e-Ventures 12455 18 6 5 Jambonet Autonomous system 12258 17 3 11 Vodacom Internet Company 15808 17 2 2 Communication Solutions Ltd i

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

ASN No of nets Net Savings Description 4323 1197 962 Time Warner Telecom 18566 887 880 Covad Communications 9583 826 814 Sify Limited 4134 997 791 CHINANET-BACKBONE 721 1031 722 DLA Systems Automation Center 4755 762 690 Videsh Sanchar Nigam Ltd. Aut 11492 636 625 Cable One 22773 594 565 Cox Communications, Inc. 19916 563 509 OLM LLC 855 562 497 Canadian Research Network 5668 498 474 CenturyTel Internet Holdings, 6197 969 463 BellSouth Network Solutions, 7545 514 444 TPG Internet Pty Ltd 19262 586 441 Verizon Global Networks 17488 436 427 Hathway IP Over Cable Interne 3602 523 417 Sprint Canada, Inc. 4766 673 383 Korea Telecom (KIX) 17676 475 376 Softbank BB Corp. 6467 403 357 E.Spire Communications, Inc. 9498 414 345 BHARTI BT INTERNET LTD.

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

Bad AS Designation Network Transit AS Description 65000 PRIVATE 38.117.11.0/24 36383 * 38976 UNALLOCATED 62.192.224.0/19 21166 Satgate autonomous s 38976 UNALLOCATED 62.192.232.0/24 21166 Satgate autonomous s 38972 UNALLOCATED 80.251.144.0/21 6828 Ekaterinburg Telegra 38972 UNALLOCATED 80.251.151.0/24 6828 Ekaterinburg Telegra 38972 UNALLOCATED 80.251.152.0/23 28947 CJSC InT, Ekaterinbu 29544 UNALLOCATED 82.151.64.0/19 12956 Telefonica Data Auto 24413 UNALLOCATED 202.46.32.0/19 17623 China Netcom Corp. 24408 UNALLOCATED 203.119.26.0/24 9800 CHINA UNICOM 24408 UNALLOCATED 203.119.27.0/24 9800 CHINA UNICOM 24408 UNALLOCATED 203.119.28.0/24 9800 CHINA UNICOM 24406 UNALLOCATED 203.119.29.0/24 4808 CNCGROUP IP network: 65000 PRIVATE 216.82.107.0/24 36383 *

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 192.43.230.0/24 7575 Australian Academic and Rease 192.44.0.0/24 5501 Fraunhofer Gesellschaft 192.44.0.0/19 702 UUNET - Commercial IP service 192.70.164.0/24 25689 National Research Council of 192.72.0.0/18 4780 Digital United Inc. 192.72.0.0/16 4780 Digital United Inc. 192.84.205.0/24 719 LANLINK autonomous system 192.119.135.0/24 270 NASA 192.172.0.0/19 721 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 /9:5 /10:8 /11:20 /12:86 /13:194 /14:346 /15:667 /16:8630 /17:2943 /18:4947 /19:11143 /20:12284 /21:10391 /22:13583 /23:14727 /24:96375 /25:339 /26:248 /27:198 /28:62 /29:27 /30:55 /31:3 /32:41

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

ASN No of nets Total ann. Description 18566 871 887 Covad Communications 6197 784 969 BellSouth Network Solutions, 7018 721 1457 AT&T WorldNet Services 9583 649 826 Sify Limited 2386 636 913 AT&T Data Communications Serv 11492 627 636 Cable One 4323 572 1197 Time Warner Telecom 19916 557 563 OLM LLC 4766 478 673 Korea Telecom (KIX) 855 434 562 Canadian Research Network 7011 401 466 Citizens Utilities 5668 387 498 CenturyTel Internet Holdings, 702 373 591 UUNET - Commercial IP service 1239 365 846 Sprint 6198 355 496 BellSouth Network Solutions, 6517 327 353 Yipes Communications, Inc. 15270 326 353 PaeTec.net -a division of Pae 22773 307 594 Cox Communications, Inc. 13609 289 332 Choice One Communications Inc 701 283 971 UUNET Technologies, Inc.

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

4:3 8:40 12:1629 13:1 15:11 16:3 17:3 18:3 20:42 24:712 25:1 30:2 32:67 38:186 40:54 44:3 47:3 52:4 55:1 56:3 57:33 58:106 59:122 60:175 61:762 62:786 63:1882 64:2916 65:2135 66:2962 67:593 68:695 69:1323 70:257 71:41 72:504 73:10 80:681 81:591 82:507 83:345 84:331 85:408 86:245 87:122 125:144 128:142 129:167 130:101 131:305 132:33 133:1 134:151 135:45 136:164 137:62 138:178 139:92 140:445 141:138 142:403 143:146 144:225 145:39 146:309 147:135 148:349 149:189 150:109 151:71 152:115 153:98 154:6 155:182 156:90 157:119 158:151 159:176 160:87 161:74 162:245 163:177 164:167 165:182 166:145 167:237 168:476 169:142 170:312 171:12 192:5709 193:3342 194:2455 195:1709 196:717 198:3893 199:3269 200:4329 201:532 202:6397 203:6684 204:3824 205:2102 206:2404 207:2933 208:2031 209:3445 210:1833 211:783 212:1242 213:1400 214:311 215:40 216:3789 217:1161 218:227 219:127 220:590 221:325 222:133

End of report