Orbit

Routing Table Report 04:00 +10GMT Tue 27 Dec, 2005

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

BGP routing table entries examined: 177180 Prefixes after maximum aggregation: 99688 Unique aggregates announced to Internet: 85903 Total ASes present in the Internet Routing Table: 21236 Origin-only ASes present in the Internet Routing Table: 18474 Origin ASes announcing only one prefix: 8751 Transit ASes present in the Internet Routing Table: 2762 Transit-only ASes present in the Internet Routing Table: 75 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: 11 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 11 Number of addresses announced to Internet: 1492149440 Equivalent to 88 /8s, 240 /16s and 100 /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: 85155

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

Prefixes being announced by APNIC Region ASes: 37123 Total APNIC prefixes after maximum aggregation: 15780 Prefixes being announced from the APNIC address blocks: 34859 Unique aggregates announced from the APNIC address blocks: 17079 APNIC Region origin ASes present in the Internet Routing Table: 2449 APNIC Region origin ASes announcing only one prefix: 700 APNIC Region transit ASes present in the Internet Routing Table: 373 Average APNIC Region AS path length visible: 4.5 Max APNIC Region AS path length visible: 17 Number of APNIC addresses announced to Internet: 208768960 Equivalent to 12 /8s, 113 /16s and 143 /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: 93362 Total ARIN prefixes after maximum aggregation: 56108 Prefixes being announced from the ARIN address blocks: 72732 Unique aggregates announced from the ARIN address blocks: 27821 ARIN Region origin ASes present in the Internet Routing Table: 10403 ARIN Region origin ASes announcing only one prefix: 3866 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: 280937728 Equivalent to 16 /8s, 190 /16s and 197 /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: 34714 Total RIPE prefixes after maximum aggregation: 23537 Prefixes being announced from the RIPE address blocks: 31711 Unique aggregates announced from the RIPE address blocks: 21308 RIPE Region origin ASes present in the Internet Routing Table: 7499 RIPE Region origin ASes announcing only one prefix: 3928 RIPE Region transit ASes present in the Internet Routing Table: 1241 Average RIPE Region AS path length visible: 5.1 Max RIPE Region AS path length visible: 25 Number of RIPE addresses announced to Internet: 228617536 Equivalent to 13 /8s, 160 /16s and 109 /24s Percentage of available RIPE address space announced: 68.1

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: 10139 Total LACNIC prefixes after maximum aggregation: 3403 Prefixes being announced from the LACNIC address blocks: 8372 Unique aggregates announced from the LACNIC address blocks: 4767 LACNIC Region origin ASes present in the Internet Routing Table: 663 LACNIC Region origin ASes announcing only one prefix: 209 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: 23288320 Equivalent to 1 /8s, 99 /16s and 90 /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: 860 Prefixes being announced from the AfriNIC address blocks: 1191 Unique aggregates announced from the AfriNIC address blocks: 813 AfriNIC Region origin ASes present in the Internet Routing Table: 146 AfriNIC Region origin ASes announcing only one prefix: 48 AfriNIC Region transit ASes present in the Internet Routing Table: 26 Average AfriNIC Region AS path length visible: 4.5 Max AfriNIC Region AS path length visible: 12 Number of AfriNIC addresses announced to Internet: 2898688 Equivalent to 0 /8s, 44 /16s and 59 /24s Percentage of available AfriNIC address space announced: 8.6

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 6469 206 CHINANET-BACKBONE 9583 841 77 12 Sify Limited 4755 760 259 72 Videsh Sanchar Nigam Ltd. Aut 1221 665 1364 476 Telstra Pty Ltd 4766 659 3928 289 Korea Telecom (KIX) 7545 514 108 70 TPG Internet Pty Ltd 17676 475 6853 99 Softbank BB Corp. 17488 432 26 9 Hathway IP Over Cable Interne 9498 430 212 66 BHARTI BT INTERNET LTD. 9443 399 89 85 Primus Telecommunications 4802 348 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 309 25 160 Pakistan Telecom 18101 289 68 19 Reliance Infocom Ltd Internet 17974 286 69 23 PT TELEKOMUNIKASI INDONESIA 4780 282 226 16 Digital United Inc. 9837 273 78 172 Powertel Ltd 9800 254 410 66 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 1194 722 235 Time Warner Telecom 174 1052 5826 969 Cogent Communications 721 1025 21938 307 DLA Systems Automation Center 701 973 8118 817 UUNET Technologies, Inc. 6197 970 434 506 BellSouth Network Solutions, 2386 915 517 688 AT&T Data Communications Serv 18566 887 240 7 Covad Communications 1239 846 2803 601 Sprint 209 661 3606 526 Qwest 20115 655 534 337 Charter Communications 11492 634 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 3356 523 10618 402 Level 3 Communications, LLC 3602 523 127 106 Sprint Canada, Inc. 6478 517 1435 284 AT&T Worldnet Services

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 273 474 267 COLT Telecommunications 680 244 2024 238 DFN-IP service G-WiN 3246 227 486 220 Song Networks 8708 224 274 208 Romania Data Systems S.A. 6746 204 51 175 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 5400 167 328 136 BT Ignite European Backbone 8866 167 37 11 Bulgarian Telecommunication C 24863 167 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 154 322 5 Uni2 Autonomous System 25186 147 211 103 France Telecom Transpac's Tra

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

ASN No of nets /20 equiv MaxAgg Description 8151 494 776 210 UniNet S.A. de C.V. 22047 380 141 43 VTR PUNTO NET S.A. 16814 295 18 7 NSS, S.A. 11172 293 90 75 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 127 8 25 Telconet 10481 121 48 8 Prima S.A. 6503 118 148 78 AVANTEL, S.A. 5639 112 12 9 Telecommunications Services o 21826 112 14 18 INTERCABLE 6505 106 88 79 Global One Communicaoes Ltda 14522 102 12 8 SatNet S.A. 11311 99 8 10 Sinectis 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 144 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 10798 22 1 13 Standard Bank of South Africa 16637 22 10 20 Johnnic e-Ventures 21280 22 4 4 Swift Global Kenya Ltd.Is an 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 1194 959 Time Warner Telecom 18566 887 880 Covad Communications 9583 841 829 Sify Limited 4134 997 791 CHINANET-BACKBONE 721 1025 718 DLA Systems Automation Center 4755 760 688 Videsh Sanchar Nigam Ltd. Aut 11492 634 623 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 970 464 BellSouth Network Solutions, 7545 514 444 TPG Internet Pty Ltd 19262 586 441 Verizon Global Networks 17488 432 423 Hathway IP Over Cable Interne 3602 523 417 Sprint Canada, Inc. 17676 475 376 Softbank BB Corp. 4766 659 370 Korea Telecom (KIX) 9498 430 364 BHARTI BT INTERNET LTD. 6467 404 358 E.Spire Communications, Inc.

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

Bad AS Designation Network Transit AS Description 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:

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. 192.119.135.0/24 270 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 /12:85 /13:194 /14:346 /15:670 /16:8630 /17:2937 /18:4951 /19:11138 /20:12283 /21:10383 /22:13584 /23:14725 /24:96240 /25:331 /26:246 /27:196 /28:63 /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 784 970 BellSouth Network Solutions, 7018 721 1457 AT&T WorldNet Services 9583 661 841 Sify Limited 2386 636 915 AT&T Data Communications Serv 11492 625 634 Cable One 4323 571 1194 Time Warner Telecom 19916 557 563 OLM LLC 4766 464 659 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 355 497 BellSouth Network Solutions, 6517 326 352 Yipes Communications, Inc. 15270 325 352 PaeTec.net -a division of Pae 22773 308 594 Cox Communications, Inc. 13609 289 332 Choice One Communications Inc 701 283 973 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 38:187 40:54 44:3 47:3 52:4 55:1 56:3 57:33 58:106 59:112 60:169 61:762 62:775 63:1887 64:2917 65:2135 66:2967 67:594 68:695 69:1315 70:259 71:39 72:502 73:10 80:680 81:596 82:505 83:337 84:307 85:401 86:243 87:123 125:142 128:141 129:167 130:101 131:305 132:35 133:1 134:151 135:45 136:164 137:62 138:178 139:92 140:443 141:139 142:403 143:146 144:225 145:39 146:308 147:135 148:348 149:189 150:109 151:71 152:115 153:97 154:6 155:182 156:90 157:119 158:151 159:176 160:87 161:74 162:246 163:175 164:166 165:183 166:145 167:237 168:472 169:142 170:311 171:12 192:5719 193:3333 194:2449 195:1700 196:717 198:3896 199:3274 200:4312 201:501 202:6391 203:6677 204:3819 205:2103 206:2399 207:2933 208:2026 209:3441 210:1832 211:782 212:1242 213:1394 214:314 215:40 216:3810 217:1165 218:227 219:127 220:587 221:335 222:129

End of report