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Routing Table Report 04:00 +10GMT Fri 23 Nov, 2007
Report Website: http://thyme.apnic.net Detailed Analysis: http://thyme.apnic.net/current/
Analysis Summary ----------------
BGP routing table entries examined: 238435 Prefixes after maximum aggregation: 122783 Deaggregation factor: 1.94 Unique aggregates announced to Internet: 116568 Total ASes present in the Internet Routing Table: 26728 Prefixes per ASN: 8.92 Origin-only ASes present in the Internet Routing Table: 23280 Origin ASes announcing only one prefix: 11338 Transit ASes present in the Internet Routing Table: 3448 Transit-only ASes present in the Internet Routing Table: 76 Average AS path length visible in the Internet Routing Table: 3.6 Max AS path length visible: 28 Max AS path prepend of ASN (35389) 25 Prefixes from unregistered ASNs in the Routing Table: 12 Unregistered ASNs in the Routing Table: 8 Prefixes from 32-bit ASNs in the Routing Table: 7 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 14 Number of addresses announced to Internet: 1794994560 Equivalent to 106 /8s, 253 /16s and 113 /24s Percentage of available address space announced: 48.4 Percentage of allocated address space announced: 61.9 Percentage of available address space allocated: 78.2 Total number of prefixes smaller than registry allocations: 111153
APNIC Region Analysis Summary -----------------------------
Prefixes being announced by APNIC Region ASes: 55640 Total APNIC prefixes after maximum aggregation: 21216 APNIC Deaggregation factor: 2.62 Prefixes being announced from the APNIC address blocks: 52533 Unique aggregates announced from the APNIC address blocks: 23287 APNIC Region origin ASes present in the Internet Routing Table: 3088 APNIC Prefixes per ASN: 17.01 APNIC Region origin ASes announcing only one prefix: 806 APNIC Region transit ASes present in the Internet Routing Table: 472 Average APNIC Region AS path length visible: 3.7 Max APNIC Region AS path length visible: 15 Number of APNIC addresses announced to Internet: 325845184 Equivalent to 19 /8s, 108 /16s and 0 /24s Percentage of available APNIC address space announced: 74.5
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, 114/7, 116/6, 120/6, 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: 111765 Total ARIN prefixes after maximum aggregation: 63817 ARIN Deaggregation factor: 1.75 Prefixes being announced from the ARIN address blocks: 82552 Unique aggregates announced from the ARIN address blocks: 32858 ARIN Region origin ASes present in the Internet Routing Table: 11948 ARIN Prefixes per ASN: 6.91 ARIN Region origin ASes announcing only one prefix: 4590 ARIN Region transit ASes present in the Internet Routing Table: 1128 Average ARIN Region AS path length visible: 3.4 Max ARIN Region AS path length visible: 14 Number of ARIN addresses announced to Internet: 353574016 Equivalent to 21 /8s, 19 /16s and 28 /24s Percentage of available ARIN address space announced: 78.1
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, 39936-40959 ARIN Address Blocks 24/8, 63/8, 64/5, 72/6, 76/8, 96/6, 199/8, 204/6, 208/7 and 216/8
RIPE Region Analysis Summary ----------------------------
Prefixes being announced by RIPE Region ASes: 49884 Total RIPE prefixes after maximum aggregation: 32091 RIPE Deaggregation factor: 1.55 Prefixes being announced from the RIPE address blocks: 46724 Unique aggregates announced from the RIPE address blocks: 31120 RIPE Region origin ASes present in the Internet Routing Table: 10523 RIPE Prefixes per ASN: 4.44 RIPE Region origin ASes announcing only one prefix: 5587 RIPE Region transit ASes present in the Internet Routing Table: 1632 Average RIPE Region AS path length visible: 4.0 Max RIPE Region AS path length visible: 28 Number of RIPE addresses announced to Internet: 337173120 Equivalent to 20 /8s, 24 /16s and 218 /24s Percentage of available RIPE address space announced: 77.3
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 40960-45055 RIPE Address Blocks 62/8, 77/8, 78/7, 80/4, 193/8, 194/7, 212/7 and 217/8
LACNIC Region Analysis Summary ------------------------------
Prefixes being announced by LACNIC Region ASes: 17864 Total LACNIC prefixes after maximum aggregation: 4563 LACNIC Deaggregation factor: 3.91 Prefixes being announced from the LACNIC address blocks: 15851 Unique aggregates announced from the LACNIC address blocks: 8832 LACNIC Region origin ASes present in the Internet Routing Table: 880 LACNIC Prefixes per ASN: 18.01 LACNIC Region origin ASes announcing only one prefix: 288 LACNIC Region transit ASes present in the Internet Routing Table: 154 Average LACNIC Region AS path length visible: 4.0 Max LACNIC Region AS path length visible: 19 Number of LACNIC addresses announced to Internet: 46442496 Equivalent to 2 /8s, 196 /16s and 168 /24s Percentage of available LACNIC address space announced: 46.1
LACNIC AS Blocks 26592-26623, 27648-28671, plus ERX transfers LACNIC Address Blocks 186/7, 189/8, 190/8, 200/7
AfriNIC Region Analysis Summary -------------------------------
Prefixes being announced by AfriNIC Region ASes: 3262 Total AfriNIC prefixes after maximum aggregation: 1082 AfriNIC Deaggregation factor: 3.01 Prefixes being announced from the AfriNIC address blocks: 2417 Unique aggregates announced from the AfriNIC address blocks: 1414 AfriNIC Region origin ASes present in the Internet Routing Table: 212 AfriNIC Prefixes per ASN: 11.40 AfriNIC Region origin ASes announcing only one prefix: 67 AfriNIC Region transit ASes present in the Internet Routing Table: 38 Average AfriNIC Region AS path length visible: 3.7 Max AfriNIC Region AS path length visible: 14 Number of AfriNIC addresses announced to Internet: 8187136 Equivalent to 0 /8s, 124 /16s and 237 /24s Percentage of available AfriNIC address space announced: 24.4
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 4755 1471 383 70 Videsh Sanchar Nigam Ltd. Aut 4134 1104 11565 303 CHINANET-BACKBONE 9583 1096 81 422 Sify Limited 9498 1050 549 64 BHARTI BT INTERNET LTD. 17488 899 58 70 Hathway IP Over Cable Interne 4766 816 5474 329 Korea Telecom (KIX) 23577 799 34 683 Korea Telecom (ATM-MPLS) 7545 724 159 124 TPG Internet Pty Ltd 18101 607 120 56 Reliance Infocom Ltd Internet 1221 547 1951 424 Telstra Pty Ltd 9829 531 1312 9 BSNL National Internet Backbo 4812 529 869 79 China Telecom (Shanghai) 4668 518 68 10 LG-EDS Systems Inc. 4808 508 797 122 CNCGROUP IP network: China169 17676 503 10919 64 Softbank BB Corp. 4802 482 130 142 Wantree Development 9443 440 121 70 Primus Telecommunications 17974 397 146 14 PT TELEKOMUNIKASI INDONESIA 7474 382 202 268 SingTel Optus Pty Ltd 4837 359 5068 170 chinanet IDC center beijing n
ARIN Region per AS prefix count summary ---------------------------------------
ASN No of nets /20 equiv MaxAgg Description 7018 1504 6140 1013 AT&T WorldNet Services 4323 1377 1017 363 Time Warner Telecom 2386 1279 633 788 AT&T Data Communications Serv 11492 1177 123 40 Cable One 6478 1124 330 174 AT&T Worldnet Services 18566 1033 288 9 Covad Communications 6197 1029 719 509 BellSouth Network Solutions, 7011 983 292 571 Citizens Utilities 174 968 6857 829 Cogent Communications 701 903 6566 708 UUNET Technologies, Inc. 20115 846 775 453 Charter Communications 3356 833 10887 415 Level 3 Communications, LLC 22773 820 2133 54 Cox Communications, Inc. 19262 814 2950 182 Verizon Global Networks 1239 799 2712 557 Sprint 209 739 3786 582 Qwest 5668 662 176 17 CenturyTel Internet Holdings, 15270 608 161 41 PaeTec.net -a division of Pae 6517 595 163 33 Yipes Communications, Inc. 852 581 1093 357 Telus Advanced Communications
RIPE Region per AS prefix count summary ---------------------------------------
ASN No of nets /20 equiv MaxAgg Description 702 469 1917 382 UUNET - Commercial IP service 9116 346 184 28 Goldenlines main autonomous s 8551 326 314 40 Bezeq International 3301 318 1441 293 TeliaNet Sweden 3320 316 6035 262 Deutsche Telekom AG 8866 281 78 26 Bulgarian Telecommunication C 6746 275 129 252 Dynamic Network Technologies, 8708 273 420 243 Romania Data Systems S.A. 680 268 2045 254 DFN-IP service G-WiN 3215 266 2535 92 France Telecom Transpac 8220 256 445 236 COLT Telecommunications 8452 240 188 7 TEDATA 3352 235 1932 41 Ibernet, Internet Access Netw 3269 230 2967 72 TELECOM ITALIA 3292 223 1386 204 TDC Tele Danmark 3300 214 220 102 AUCS Communications Services 9121 210 1442 25 TTnet Autonomous System 1257 195 1195 178 SWIPnet Swedish IP Network 12479 195 578 6 Uni2 Autonomous System 2856 188 2303 157 BTnet UK Regional network
LACNIC Region per AS prefix count summary -----------------------------------------
ASN No of nets /20 equiv MaxAgg Description 8151 1162 2418 215 UniNet S.A. de C.V. 11830 539 299 9 Instituto Costarricense de El 16814 427 27 10 NSS, S.A. 7303 383 187 55 Telecom Argentina Stet-France 14522 381 33 8 SatNet S.A. 11172 376 114 61 Servicios Alestra S.A de C.V 6471 358 85 38 ENTEL CHILE S.A. 22047 317 246 13 VTR PUNTO NET S.A. 10481 301 120 10 Prima S.A. 14117 285 19 15 Telefonica del Sur S.A. 10620 276 76 29 TVCABLE BOGOTA 7738 242 602 25 Telecomunicacoes da Bahia S.A 6147 241 182 20 Telefonica Del Peru 11556 236 128 4 Cable-Wireless Panama 23216 220 17 47 RAMtelecom Telecomunicaciones 6503 214 171 87 AVANTEL, S.A. 28573 213 314 27 NET Servicos de Comunicao S.A 20299 202 33 30 NEWCOM AMERICAS 19169 186 12 19 Telconet 21826 186 33 47 INTERCABLE
AfriNIC Region per AS prefix count summary ------------------------------------------
ASN No of nets /20 equiv MaxAgg Description 24863 391 60 39 LINKdotNET AS number 3741 281 869 226 The Internet Solution 20858 199 34 4 EgyNet 2018 144 300 116 Tertiary Education Network 6713 144 135 11 Itissalat Al-MAGHRIB 5536 124 8 10 Internet Egypt Network 33783 118 8 19 EEPAD TISP TELECOM & INTERNET 33776 100 6 3 Starcomms Nigeria Limited 24835 88 48 6 RAYA Telecom - Egypt 15475 81 84 4 Nile Online 2905 76 175 73 The Internetworking Company o 23889 74 24 15 MAURITIUS TELECOM 20484 66 5 6 Yalla Online Autonomous Syste 15706 58 12 4 Sudatel Internet Exchange Aut 29571 56 13 7 Ci Telecom Autonomous system 33774 50 37 28 AS Number for Telecom Algeria 5713 46 422 36 Telkom SA Ltd 16637 41 21 28 Johnnic e-Ventures 12455 36 6 3 Jambonet Autonomous system 8524 32 2 10 AUCEGYPT Autonomous System
Global Per AS Maximum Aggr summary ----------------------------------
ASN No of nets Net Savings Description 4755 1471 1401 Videsh Sanchar Nigam Ltd. Aut 11492 1177 1137 Cable One 18566 1033 1024 Covad Communications 4323 1377 1014 Time Warner Telecom 9498 1050 986 BHARTI BT INTERNET LTD. 6478 1124 950 AT&T Worldnet Services 8151 1162 947 UniNet S.A. de C.V. 17488 899 829 Hathway IP Over Cable Interne 4134 1104 801 CHINANET-BACKBONE 22773 820 766 Cox Communications, Inc. 9583 1096 674 Sify Limited 5668 662 645 CenturyTel Internet Holdings, 19262 814 632 Verizon Global Networks 7545 724 600 TPG Internet Pty Ltd 15270 608 567 PaeTec.net -a division of Pae 6517 595 562 Yipes Communications, Inc. 18101 607 551 Reliance Infocom Ltd Internet 11830 539 530 Instituto Costarricense de El 19916 569 522 OLM LLC 9829 531 522 BSNL National Internet Backbo
List of Unregistered Origin ASNs (Global) -----------------------------------------
Bad AS Designation Network Transit AS Description 65000 PRIVATE 41.204.180.0/24 36866 Jamii Telecommunicat 64999 PRIVATE 78.24.120.0/23 3257 Tiscali Intl Network 64999 PRIVATE 78.24.122.0/23 3257 Tiscali Intl Network 64999 PRIVATE 78.24.124.0/24 3257 Tiscali Intl Network 64999 PRIVATE 78.24.125.0/24 3257 Tiscali Intl Network 64999 PRIVATE 78.24.126.0/24 3257 Tiscali Intl Network 64999 PRIVATE 78.24.127.0/24 3257 Tiscali Intl Network 65068 PRIVATE 79.171.184.0/21 43895 * 65535 PRIVATE 203.14.47.0/24 7543 PACIFIC INTERNET (AU 65300 PRIVATE 216.243.221.0/24 11320 Internet Express, In 65300 PRIVATE 216.243.222.0/24 11320 Internet Express, In 65300 PRIVATE 216.243.223.0/24 11320 Internet Express, In
Advertised Unallocated Addresses --------------------------------
Network Origin AS Description 31.31.31.0/24 9730 The Best ISP to go Multimedia 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 172.14.254.0/24 20312 CNTI-REACCIUN "Centro Naciona 172.15.254.0/24 20312 CNTI-REACCIUN "Centro Naciona 172.33.1.0/24 7018 AT&T WorldNet Services 173.173.173.0/24 9730 The Best ISP to go Multimedia 192.0.10.0/24 9498 BHARTI BT INTERNET LTD. 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 192.153.136.0/21 721 DLA Systems Automation Center 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 /9:9 /10:16 /11:40 /12:134 /13:270 /14:483 /15:950 /16:9744 /17:4206 /18:6784 /19:14758 /20:16874 /21:15766 /22:19950 /23:20950 /24:124982 /25:806 /26:1025 /27:554 /28:102 /29:5 /30:1 /31:0 /32:8
Advertised prefixes smaller than registry allocations -----------------------------------------------------
ASN No of nets Total ann. Description 11492 1168 1177 Cable One 6478 1123 1124 AT&T Worldnet Services 18566 1015 1033 Covad Communications 2386 970 1279 AT&T Data Communications Serv 9583 941 1096 Sify Limited 7011 870 983 Citizens Utilities 4755 842 1471 Videsh Sanchar Nigam Ltd. Aut 7018 826 1504 AT&T WorldNet Services 23577 790 799 Korea Telecom (ATM-MPLS) 6197 772 1029 BellSouth Network Solutions, 9498 734 1050 BHARTI BT INTERNET LTD. 17488 714 899 Hathway IP Over Cable Interne 4766 606 816 Korea Telecom (KIX) 4323 581 1377 Time Warner Telecom 15270 570 608 PaeTec.net -a division of Pae 19916 564 569 OLM LLC 6517 551 595 Yipes Communications, Inc. 5668 521 662 CenturyTel Internet Holdings, 4668 508 518 LG-EDS Systems Inc. 18101 502 607 Reliance Infocom Ltd Internet
Number of /24s announced per /8 block (Global) ----------------------------------------------
4:9 8:89 12:1866 13:1 15:20 16:3 17:6 18:13 20:35 24:1007 25:1 31:1 32:63 33:3 38:360 40:64 41:400 44:2 47:8 52:3 55:3 56:3 57:21 58:479 59:415 60:384 61:992 62:937 63:1979 64:3305 65:2368 66:3596 67:910 68:650 69:2033 70:467 71:105 72:1444 73:7 74:741 75:263 76:141 77:449 78:301 79:19 80:881 81:770 82:567 83:354 84:603 85:877 86:363 87:601 88:284 89:1039 90:39 91:761 92:5 96:2 97:6 98:15 114:1 115:1 116:444 117:232 118:46 121:344 122:650 123:205 124:725 125:1049 128:307 129:195 130:136 131:370 132:60 133:8 134:193 135:34 136:194 137:82 138:153 139:76 140:517 141:146 142:374 143:259 144:323 145:48 146:332 147:124 148:479 149:185 150:169 151:137 152:95 153:122 154:11 155:262 156:164 157:225 158:159 159:197 160:183 161:102 162:190 163:185 164:498 165:405 166:290 167:309 168:512 169:130 170:418 171:29 172:5 173:1 189:117 190:1244 192:5727 193:4043 194:3210 195:2323 196:932 198:3801 199:3221 200:5242 201:1280 202:7446 203:7831 204:3982 205:2001 206:2406 207:2770 208:2963 209:3569 210:2493 211:1107 212:1319 213:1551 214:413 215:46 216:4104 217:1183 218:337 219:402 220:1007 221:409 222:280
End of report
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