Routing Table Report 04:00 +10GMT Fri 30 Dec, 2005
Analysis Summary ----------------
BGP routing table entries examined: 177399 Prefixes after maximum aggregation: 99718 Unique aggregates announced to Internet: 85988 Total ASes present in the Internet Routing Table: 21261 Origin-only ASes present in the Internet Routing Table: 18492 Origin ASes announcing only one prefix: 8774 Transit ASes present in the Internet Routing Table: 2769 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: 1475661760 Equivalent to 87 /8s, 244 /16s and 207 /24s Percentage of available address space announced: 39.8 Percentage of allocated address space announced: 59.9 Percentage of available address space allocated: 66.4 Total number of prefixes smaller than registry allocations: 85311
APNIC Region Analysis Summary -----------------------------
Prefixes being announced by APNIC Region ASes: 37137 Total APNIC prefixes after maximum aggregation: 15781 Prefixes being announced from the APNIC address blocks: 34899 Unique aggregates announced from the APNIC address blocks: 17104 APNIC Region origin ASes present in the Internet Routing Table: 2456 APNIC Region origin ASes announcing only one prefix: 701 APNIC Region transit ASes present in the Internet Routing Table: 378 Average APNIC Region AS path length visible: 4.5 Max APNIC Region AS path length visible: 17 Number of APNIC addresses announced to Internet: 208842688 Equivalent to 12 /8s, 114 /16s and 175 /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: 93389 Total ARIN prefixes after maximum aggregation: 56112 Prefixes being announced from the ARIN address blocks: 72739 Unique aggregates announced from the ARIN address blocks: 27830 ARIN Region origin ASes present in the Internet Routing Table: 10411 ARIN Region origin ASes announcing only one prefix: 3876 ARIN Region transit ASes present in the Internet Routing Table: 959 Average ARIN Region AS path length visible: 4.3 Max ARIN Region AS path length visible: 17 Number of ARIN addresses announced to Internet: 281041152 Equivalent to 16 /8s, 192 /16s and 89 /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: 34815 Total RIPE prefixes after maximum aggregation: 23575 Prefixes being announced from the RIPE address blocks: 31796 Unique aggregates announced from the RIPE address blocks: 21335 RIPE Region origin ASes present in the Internet Routing Table: 7510 RIPE Region origin ASes announcing only one prefix: 3941 RIPE Region transit ASes present in the Internet Routing Table: 1240 Average RIPE Region AS path length visible: 5.0 Max RIPE Region AS path length visible: 25 Number of RIPE addresses announced to Internet: 228709696 Equivalent to 13 /8s, 161 /16s and 213 /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: 10198 Total LACNIC prefixes after maximum aggregation: 3390 Prefixes being announced from the LACNIC address blocks: 8442 Unique aggregates announced from the LACNIC address blocks: 4788 LACNIC Region origin ASes present in the Internet Routing Table: 661 LACNIC Region origin ASes announcing only one prefix: 208 LACNIC Region transit ASes present in the Internet Routing Table: 125 Average LACNIC Region AS path length visible: 5.2 Max LACNIC Region AS path length visible: 22 Number of LACNIC addresses announced to Internet: 23346176 Equivalent to 1 /8s, 100 /16s and 60 /24s Percentage of available LACNIC address space announced: 34.8
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: 1852 Total AfriNIC prefixes after maximum aggregation: 860 Prefixes being announced from the AfriNIC address blocks: 1208 Unique aggregates announced from the AfriNIC address blocks: 830 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: 25 Average AfriNIC Region AS path length visible: 4.6 Max AfriNIC Region AS path length visible: 12 Number of AfriNIC addresses announced to Internet: 2907136 Equivalent to 0 /8s, 44 /16s and 92 /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 827 77 12 Sify Limited 4755 761 259 71 Videsh Sanchar Nigam Ltd. Aut 4766 672 3929 296 Korea Telecom (KIX) 1221 662 1364 472 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 405 210 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 329 227 227 SingTel Optus Pty Ltd 17557 310 25 161 Pakistan Telecom 18101 292 68 21 Reliance Infocom Ltd Internet 17974 287 69 23 PT TELEKOMUNIKASI INDONESIA 4780 282 226 16 Digital United Inc. 9837 270 78 169 Powertel Ltd 9800 255 410 67 CHINA UNICOM
ARIN Region per AS prefix count summary ---------------------------------------
ASN No of nets /20 equiv MaxAgg Description 7018 1450 6311 951 AT&T WorldNet Services 4323 1199 722 235 Time Warner Telecom 174 1051 5826 968 Cogent Communications 721 1032 21938 309 DLA Systems Automation Center 701 973 8117 818 UUNET Technologies, Inc. 6197 967 434 504 BellSouth Network Solutions, 2386 911 517 684 AT&T Data Communications Serv 18566 887 240 7 Covad Communications 1239 846 2803 601 Sprint 209 662 3590 529 Qwest 20115 655 534 337 Charter Communications 11492 636 89 11 Cable One 22773 596 1477 29 Cox Communications, Inc. 19262 586 1667 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. 3356 518 10616 398 Level 3 Communications, LLC 6478 518 1435 285 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 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 171 37 11 Bulgarian Telecommunication C 5400 167 328 136 BT Ignite European Backbone 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 155 322 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 547 776 212 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 137 22 13 Keytech SA 11556 130 64 3 Cable-Wireless Panama 19169 128 8 26 Telconet 10481 121 48 8 Prima S.A. 6503 115 148 77 AVANTEL, S.A. 21826 113 14 19 INTERCABLE 5639 112 12 9 Telecommunications Services o 6505 106 88 79 Global One Communicaoes Ltda 11311 99 8 10 Sinectis S.A. 18822 99 8 10 TELEFONICA MANQUEHUE 14522 97 12 8 SatNet S.A. 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 65 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 1199 964 Time Warner Telecom 18566 887 880 Covad Communications 9583 827 815 Sify Limited 4134 997 791 CHINANET-BACKBONE 721 1032 723 DLA Systems Automation Center 4755 761 690 Videsh Sanchar Nigam Ltd. Aut 11492 636 625 Cable One 22773 596 567 Cox Communications, Inc. 19916 563 509 OLM LLC 855 562 497 Canadian Research Network 5668 498 474 CenturyTel Internet Holdings, 6197 967 463 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 672 376 Korea Telecom (KIX) 17676 475 376 Softbank BB Corp. 6467 404 358 E.Spire Communications, Inc. 812 370 343 Rogers WAVE
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 /8:18 /9:5 /10:8 /11:20 /12:86 /13:194 /14:346 /15:667 /16:8631 /17:2946 /18:4942 /19:11153 /20:12285 /21:10410 /22:13574 /23:14730 /24:96415 /25:338 /26:248 /27:199 /28:61 /29:26 /30:55 /31:3 /32:39
Advertised prefixes smaller than registry allocations -----------------------------------------------------
ASN No of nets Total ann. Description 18566 871 887 Covad Communications 6197 783 967 BellSouth Network Solutions, 7018 718 1450 AT&T WorldNet Services 9583 650 827 Sify Limited 2386 634 911 AT&T Data Communications Serv 11492 627 636 Cable One 4323 574 1199 Time Warner Telecom 19916 557 563 OLM LLC 4766 476 672 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 327 354 PaeTec.net -a division of Pae 22773 309 596 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 24:711 25:1 30:2 32:67 38:186 40:53 44:3 47:3 52:4 55:1 56:3 57:33 58:107 59:112 60:175 61:762 62:777 63:1879 64:2920 65:2133 66:2966 67:592 68:696 69:1323 70:262 71:41 72:516 73:10 80:685 81:590 82:506 83:345 84:333 85:420 86:244 87:123 125:143 128:143 129:167 130:101 131:305 132:33 133:1 134:151 135:45 136:164 137:62 138:178 139:92 140:445 141:138 142:403 143:146 144:226 145:39 146:309 147:135 148:349 149:189 150:109 151:71 152:115 153:98 154:6 155:183 156:90 157:119 158:151 159:176 160:87 161:67 162:245 163:176 164:167 165:182 166:148 167:237 168:476 169:142 170:312 171:12 192:5724 193:3341 194:2443 195:1705 196:734 198:3891 199:3266 200:4327 201:543 202:6382 203:6687 204:3822 205:2100 206:2404 207:2932 208:2031 209:3452 210:1833 211:785 212:1244 213:1406 214:315 215:40 216:3790 217:1162 218:227 219:127 220:592 221:326 222:132
End of report
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Routing Table Analysis