Orbit

Routing Table Report 04:00 +10GMT Tue 01 Nov, 2005

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

BGP routing table entries examined: 173713 Prefixes after maximum aggregation: 98355 Unique aggregates announced to Internet: 84290 Total ASes present in the Internet Routing Table: 20786 Origin-only ASes present in the Internet Routing Table: 18062 Origin ASes announcing only one prefix: 8561 Transit ASes present in the Internet Routing Table: 2724 Transit-only ASes present in the Internet Routing Table: 73 Average AS path length visible in the Internet Routing Table: 4.5 Max AS path length visible: 24 Prefixes from unregistered ASNs in the Routing Table: 7 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 12 Number of addresses announced to Internet: 1453819424 Equivalent to 86 /8s, 167 /16s and 134 /24s Percentage of available address space announced: 39.2 Percentage of allocated address space announced: 59.1 Percentage of available address space allocated: 66.4 Total number of prefixes smaller than registry allocations: 83283

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

Prefixes being announced by APNIC Region ASes: 36178 Total APNIC prefixes after maximum aggregation: 15792 Prefixes being announced from the APNIC address blocks: 33919 Unique aggregates announced from the APNIC address blocks: 16784 APNIC Region origin ASes present in the Internet Routing Table: 2388 APNIC Region origin ASes announcing only one prefix: 695 APNIC Region transit ASes present in the Internet Routing Table: 362 Average APNIC Region AS path length visible: 4.5 Max APNIC Region AS path length visible: 17 Number of APNIC addresses announced to Internet: 204535168 Equivalent to 12 /8s, 48 /16s and 245 /24s Percentage of available APNIC address space announced: 75.9

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: 92202 Total ARIN prefixes after maximum aggregation: 55644 Prefixes being announced from the ARIN address blocks: 71807 Unique aggregates announced from the ARIN address blocks: 27195 ARIN Region origin ASes present in the Internet Routing Table: 10296 ARIN Region origin ASes announcing only one prefix: 3805 ARIN Region transit ASes present in the Internet Routing Table: 964 Average ARIN Region AS path length visible: 4.3 Max ARIN Region AS path length visible: 17 Number of ARIN addresses announced to Internet: 273547264 Equivalent to 16 /8s, 78 /16s and 0 /24s Percentage of available ARIN address space announced: 67.9

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: 33743 Total RIPE prefixes after maximum aggregation: 22833 Prefixes being announced from the RIPE address blocks: 30753 Unique aggregates announced from the RIPE address blocks: 20567 RIPE Region origin ASes present in the Internet Routing Table: 7247 RIPE Region origin ASes announcing only one prefix: 3812 RIPE Region transit ASes present in the Internet Routing Table: 1213 Average RIPE Region AS path length visible: 5.0 Max RIPE Region AS path length visible: 21 Number of RIPE addresses announced to Internet: 221670848 Equivalent to 13 /8s, 54 /16s and 109 /24s Percentage of available RIPE address space announced: 66.1

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: 9768 Total LACNIC prefixes after maximum aggregation: 3262 Prefixes being announced from the LACNIC address blocks: 8069 Unique aggregates announced from the LACNIC address blocks: 4670 LACNIC Region origin ASes present in the Internet Routing Table: 645 LACNIC Region origin ASes announcing only one prefix: 207 LACNIC Region transit ASes present in the Internet Routing Table: 125 Average LACNIC Region AS path length visible: 5.3 Max LACNIC Region AS path length visible: 24 Number of LACNIC addresses announced to Internet: 22437888 Equivalent to 1 /8s, 86 /16s and 96 /24s Percentage of available LACNIC address space announced: 33.4

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: 1811 Total AfriNIC prefixes after maximum aggregation: 824 Prefixes being announced from the AfriNIC address blocks: 1128 Unique aggregates announced from the AfriNIC address blocks: 829 AfriNIC Region origin ASes present in the Internet Routing Table: 141 AfriNIC Region origin ASes announcing only one prefix: 42 AfriNIC Region transit ASes present in the Internet Routing Table: 19 Average AfriNIC Region AS path length visible: 4.5 Max AfriNIC Region AS path length visible: 12 Number of AfriNIC addresses announced to Internet: 2848768 Equivalent to 0 /8s, 43 /16s and 120 /24s Percentage of available AfriNIC address space announced: 8.5

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 1008 6318 214 CHINANET-BACKBONE 9583 818 77 12 Sify Limited 1221 751 1327 518 Telstra Pty Ltd 4755 743 259 67 Videsh Sanchar Nigam Ltd. Aut 4766 623 3927 291 Korea Telecom (KIX) 7545 511 108 70 TPG Internet Pty Ltd 17676 470 6819 100 Softbank BB Corp. 9443 392 87 78 Primus Telecommunications 9498 388 211 58 BHARTI BT INTERNET LTD. 17488 366 22 10 Hathway IP Over Cable Interne 2907 339 1763 316 SINET Japan 17557 333 25 163 Pakistan Telecom 7474 331 258 227 SingTel Optus Pty Ltd 4802 329 72 154 Wantree Development 9929 326 216 45 China Netcom Corp. 18302 295 109 168 SK Global co., Ltd 9837 275 79 176 Powertel Ltd 17974 272 65 16 PT TELEKOMUNIKASI INDONESIA 18101 267 68 19 Reliance Infocom Ltd Internet 703 254 259 210 UUNET - Commercial IP service

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

ASN No of nets /20 equiv MaxAgg Description 7018 1486 6324 977 AT&T WorldNet Services 4323 1191 705 232 Time Warner Telecom 721 1077 21922 311 DLA Systems Automation Center 174 1040 5846 981 Cogent Communications 701 1001 8152 841 UUNET Technologies, Inc. 6197 950 403 491 BellSouth Network Solutions, 2386 924 545 688 AT&T Data Communications Serv 18566 867 240 7 Covad Communications 1239 850 2850 598 Sprint 209 646 3572 511 Qwest 20115 633 515 334 Charter Communications 3602 567 131 109 Sprint Canada, Inc. 19916 563 49 54 OLM LLC 855 554 247 64 Canadian Research Network 22773 546 1352 27 Cox Communications, Inc. 3356 529 10638 405 Level 3 Communications, LLC 19262 522 1529 141 Verizon Global Networks 5668 482 147 23 CenturyTel Internet Holdings, 6198 482 577 211 BellSouth Network Solutions, 3561 475 2408 402 Savvis

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

ASN No of nets /20 equiv MaxAgg Description 702 605 1960 478 UUNET - Commercial IP service 3301 305 1085 291 TeliaNet Sweden 3320 286 3231 241 Deutsche Telekom AG 8220 269 475 264 COLT Telecommunications 680 244 2040 239 DFN-IP service G-WiN 8708 238 274 223 Romania Data Systems S.A. 3246 227 475 220 Song Networks 6746 197 51 169 Dynamic Network Technologies, 1257 190 712 168 SWIPnet Swedish IP Network 5515 182 840 128 Sonera Solution Autonomous Sy 3269 181 1734 69 TELECOM ITALIA 786 175 1795 175 The JANET IP Service 5400 170 318 140 BT Ignite European Backbone 6830 161 669 33 UPC Distribution Services 3300 160 170 92 AUCS Communications Services 8866 160 37 9 Bulgarian Telecommunication C 25186 151 227 106 France Telecom Transpac's Tra 3215 143 1237 78 France Telecom Transpac 24863 143 37 6 LINKdotNET AS number 3352 137 1384 33 Ibernet, Internet Access Netw

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

ASN No of nets /20 equiv MaxAgg Description 8151 384 641 165 UniNet S.A. de C.V. 16814 295 18 12 NSS, S.A. 11172 278 88 67 Servicios Alestra S.A de C.V 11664 199 22 13 Keytech SA 19632 196 14 5 Metropolis Intercom S.A. 14117 184 11 6 Telefonica del Sur S.A. 22047 170 128 7 VTR PUNTO NET S.A. 6147 161 118 21 Telefonica Del Peru 7303 143 68 20 Telecom Argentina Stet-France 11556 133 64 3 Cable-Wireless Panama 19169 122 8 27 Telconet 6505 121 89 85 Global One Communicaoes Ltda 10481 121 48 8 Prima S.A. 13999 121 52 9 Mega Cable S.A. de C.V. 18822 112 7 13 TELEFONICA MANQUEHUE 5639 111 12 9 Telecommunications Services o 21826 111 14 19 INTERCABLE 6503 108 147 75 AVANTEL, S.A. 11311 99 8 10 Sinectis S.A. 23216 92 23 12 RAMtelecom Telecomunicaciones

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

ASN No of nets /20 equiv MaxAgg Description 3741 269 708 227 The Internet Solution 8452 135 44 7 TEDATA 5536 123 8 12 Internet Egypt Network 2018 93 295 85 Tertiary Education Network 15475 82 84 4 Nile Online 2905 78 211 71 The Internetworking Company o 6713 71 71 10 Itissalat Al-MAGHRIB 20928 61 16 2 Noor Advanced Technologies AS 24835 58 34 6 RAYA Telecom - Egypt 5713 37 149 33 Telkom SA Ltd 12455 35 6 3 Jambonet Autonomous system 15706 31 8 3 Sudatel Internet Exchange Aut 33774 31 3 22 AS Number for Telecom Algeria 8524 25 1 4 AUCEGYPT Autonomous System 16637 24 10 21 Johnnic e-Ventures 10798 22 1 13 Standard Bank of South Africa 21280 21 4 4 Swift Global Kenya Ltd.Is an 23889 19 5 9 MAURITIUS TELECOM 12258 17 3 11 Vodacom Internet Company 15804 17 2 1 AS of The Way Out Internet So

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

ASN No of nets Net Savings Description 4323 1191 959 Time Warner Telecom 18566 867 860 Covad Communications 9583 818 806 Sify Limited 4134 1008 794 CHINANET-BACKBONE 721 1077 766 DLA Systems Automation Center 4755 743 676 Videsh Sanchar Nigam Ltd. Aut 22773 546 519 Cox Communications, Inc. 19916 563 509 OLM LLC 855 554 490 Canadian Research Network 6197 950 459 BellSouth Network Solutions, 5668 482 459 CenturyTel Internet Holdings, 3602 567 458 Sprint Canada, Inc. 7545 511 441 TPG Internet Pty Ltd 19262 522 381 Verizon Global Networks 17676 470 370 Softbank BB Corp. 17488 366 356 Hathway IP Over Cable Interne 11492 366 355 Cable One 6467 397 349 E.Spire Communications, Inc. 812 368 343 Rogers WAVE 4766 623 332 Korea Telecom (KIX)

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

Bad AS Designation Network Transit AS Description 65003 PRIVATE 57.250.244.0/24 13879 SITA-EQUANT 65002 PRIVATE 64.119.148.0/22 19406 Towerstream 65205 PRIVATE 152.163.5.0/24 2056 America Online 64512 PRIVATE 170.51.242.0/24 19037 CTI Compania de Tele 65111 PRIVATE 194.165.131.0/24 8376 GO-JOR Autonomous Sy 24413 UNALLOCATED 202.46.32.0/19 17623 China Netcom Corp. 18428 UNALLOCATED 203.91.0.0/24 9505 Taiwan Internet Gate

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 /8:18 /9:5 /10:8 /11:17 /12:79 /13:184 /14:337 /15:654 /16:8599 /17:2859 /18:4800 /19:10928 /20:12003 /21:10075 /22:13354 /23:14395 /24:94483 /25:330 /26:280 /27:191 /28:33 /29:11 /30:38 /31:3 /32:29

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

ASN No of nets Total ann. Description 18566 851 867 Covad Communications 6197 775 950 BellSouth Network Solutions, 7018 721 1486 AT&T WorldNet Services 9583 641 818 Sify Limited 2386 637 924 AT&T Data Communications Serv 4323 569 1191 Time Warner Telecom 19916 557 563 OLM LLC 855 434 554 Canadian Research Network 4766 429 623 Korea Telecom (KIX) 5668 384 482 CenturyTel Internet Holdings, 702 383 605 UUNET - Commercial IP service 7011 383 443 Citizens Utilities 1239 362 850 Sprint 11492 358 366 Cable One 6198 345 482 BellSouth Network Solutions, 6517 322 348 Yipes Communications, Inc. 15270 317 344 PaeTec.net -a division of Pae 13609 288 329 Choice One Communications Inc 701 281 1001 UUNET Technologies, Inc. 18302 280 295 SK Global co., Ltd

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

4:3 8:30 12:1610 13:1 15:11 16:3 17:3 18:3 20:41 24:575 30:2 32:68 38:167 40:54 44:3 47:3 52:4 55:1 56:3 57:36 58:96 59:90 60:147 61:786 62:790 63:1890 64:2948 65:2118 66:2968 67:637 68:655 69:1283 70:216 71:33 72:417 80:656 81:591 82:514 83:309 84:299 85:378 86:153 87:72 125:27 128:156 129:166 130:98 131:307 132:35 133:1 134:148 135:40 136:164 137:67 138:165 139:70 140:471 141:141 142:401 143:143 144:221 145:34 146:298 147:131 148:269 149:198 150:108 151:68 152:112 153:93 154:5 155:144 156:79 157:113 158:149 159:178 160:87 161:76 162:235 163:146 164:190 165:187 166:155 167:255 168:455 169:144 170:311 171:12 190:1 192:5736 193:3327 194:2438 195:1567 196:704 198:3912 199:3252 200:4238 201:409 202:6197 203:6520 204:3826 205:2046 206:2452 207:2848 208:2025 209:3444 210:1728 211:839 212:1238 213:1344 214:313 215:42 216:3871 217:1159 218:218 219:131 220:511 221:298 222:129

End of report