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Routing Table Report 00:00 GMT Tue 05 Oct, 2010
NB: RouteViews data includes iBGP information from some ASNs. Treat the information provided below appropriately.
Report Website: http://thyme.apnic.net Detailed Analysis: http://thyme.apnic.net/rviews/
Analysis Summary ----------------
BGP routing table entries examined: 335919 Prefixes after maximum aggregation: 151986 Deaggregation factor: 2.21 Unique aggregates announced to Internet: 163427 Total ASes present in the Internet Routing Table: 34973 Prefixes per ASN: 9.61 Origin-only ASes present in the Internet Routing Table: 30148 Origin ASes announcing only one prefix: 14689 Transit ASes present in the Internet Routing Table: 4825 Transit-only ASes present in the Internet Routing Table: 120 Average AS path length visible in the Internet Routing Table: 4.8 Max AS path length visible: 33 Max AS path prepend of ASN (36992) 29 Prefixes from unregistered ASNs in the Routing Table: 4403 Unregistered ASNs in the Routing Table: 1874 Number of 32-bit ASNs allocated by the RIRs: 808 Prefixes from 32-bit ASNs in the Routing Table: 7 Special use prefixes present in the Routing Table: 65 Prefixes being announced from unallocated address space: 218 Number of addresses announced to Internet: 2277537343 Equivalent to 135 /8s, 192 /16s and 118 /24s Percentage of available address space announced: 61.4 Percentage of allocated address space announced: 65.6 Percentage of available address space allocated: 93.7 Percentage of address space in use by end-sites: 85.1 Total number of prefixes smaller than registry allocations: 137863
APNIC Region Analysis Summary -----------------------------
Prefixes being announced by APNIC Region ASes: 80069 Total APNIC prefixes after maximum aggregation: 27106 APNIC Deaggregation factor: 2.95 Prefixes being announced from the APNIC address blocks: 77054 Unique aggregates announced from the APNIC address blocks: 34287 APNIC Region origin ASes present in the Internet Routing Table: 4188 APNIC Prefixes per ASN: 18.40 APNIC Region origin ASes announcing only one prefix: 1176 APNIC Region transit ASes present in the Internet Routing Table: 658 Average APNIC Region AS path length visible: 5.3 Max APNIC Region AS path length visible: 21 Number of APNIC addresses announced to Internet: 551189442 Equivalent to 32 /8s, 218 /16s and 123 /24s Percentage of available APNIC address space announced: 78.2
APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431 (pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079 55296-56319, 131072-132095 APNIC Address Blocks 1/8, 14/8, 27/8, 43/8, 49/8, 58/8, 59/8, 60/8, 61/8, 101/8, 110/8, 111/8, 112/8, 113/8, 114/8, 115/8, 116/8, 117/8, 118/8, 119/8, 120/8, 121/8, 122/8, 123/8, 124/8, 125/8, 126/8, 133/8, 175/8, 180/8, 182/8, 183/8, 202/8, 203/8, 210/8, 211/8, 218/8, 219/8, 220/8, 221/8, 222/8, 223/8,
ARIN Region Analysis Summary ----------------------------
Prefixes being announced by ARIN Region ASes: 138325 Total ARIN prefixes after maximum aggregation: 71097 ARIN Deaggregation factor: 1.95 Prefixes being announced from the ARIN address blocks: 109530 Unique aggregates announced from the ARIN address blocks: 43294 ARIN Region origin ASes present in the Internet Routing Table: 13972 ARIN Prefixes per ASN: 7.84 ARIN Region origin ASes announcing only one prefix: 5352 ARIN Region transit ASes present in the Internet Routing Table: 1461 Average ARIN Region AS path length visible: 4.4 Max ARIN Region AS path length visible: 23 Number of ARIN addresses announced to Internet: 736387105 Equivalent to 43 /8s, 228 /16s and 96 /24s Percentage of available ARIN address space announced: 62.7
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, 46080-47103 53248-55295, 393216-394239 ARIN Address Blocks 3/8, 4/8, 6/8, 7/8, 8/8, 9/8, 11/8, 12/8, 13/8, 15/8, 16/8, 17/8, 18/8, 19/8, 20/8, 21/8, 22/8, 24/8, 26/8, 28/8, 29/8, 30/8, 32/8, 33/8, 34/8, 35/8, 38/8, 40/8, 44/8, 45/8, 47/8, 48/8, 50/8, 52/8, 54/8, 55/8, 56/8, 63/8, 64/8, 65/8, 66/8, 67/8, 68/8, 69/8, 70/8, 71/8, 72/8, 73/8, 74/8, 75/8, 76/8, 96/8, 97/8, 98/8, 99/8, 107/8, 108/8, 173/8, 174/8, 184/8, 199/8, 204/8, 205/8, 206/8, 207/8, 208/8, 209/8, 214/8, 215/8, 216/8,
RIPE Region Analysis Summary ----------------------------
Prefixes being announced by RIPE Region ASes: 79687 Total RIPE prefixes after maximum aggregation: 44557 RIPE Deaggregation factor: 1.79 Prefixes being announced from the RIPE address blocks: 72444 Unique aggregates announced from the RIPE address blocks: 45745 RIPE Region origin ASes present in the Internet Routing Table: 14865 RIPE Prefixes per ASN: 4.87 RIPE Region origin ASes announcing only one prefix: 7613 RIPE Region transit ASes present in the Internet Routing Table: 2312 Average RIPE Region AS path length visible: 4.9 Max RIPE Region AS path length visible: 25 Number of RIPE addresses announced to Internet: 440466238 Equivalent to 26 /8s, 64 /16s and 251 /24s Percentage of available RIPE address space announced: 77.2
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 40960-45055, 47104-52223, 196608-197631 RIPE Address Blocks 2/8, 25/8, 31/8, 46/8, 51/8, 62/8, 77/8, 78/8, 79/8, 80/8, 81/8, 82/8, 83/8, 84/8, 85/8, 86/8, 87/8, 88/8, 89/8, 90/8, 91/8, 92/8, 93/8, 94/8, 95/8, 109/8, 176/8, 178/8, 193/8, 194/8, 195/8, 212/8, 213/8, 217/8,
LACNIC Region Analysis Summary ------------------------------
Prefixes being announced by LACNIC Region ASes: 30203 Total LACNIC prefixes after maximum aggregation: 7210 LACNIC Deaggregation factor: 4.19 Prefixes being announced from the LACNIC address blocks: 28889 Unique aggregates announced from the LACNIC address blocks: 15052 LACNIC Region origin ASes present in the Internet Routing Table: 1359 LACNIC Prefixes per ASN: 21.26 LACNIC Region origin ASes announcing only one prefix: 427 LACNIC Region transit ASes present in the Internet Routing Table: 242 Average LACNIC Region AS path length visible: 5.0 Max LACNIC Region AS path length visible: 28 Number of LACNIC addresses announced to Internet: 75731336 Equivalent to 4 /8s, 131 /16s and 145 /24s Percentage of available LACNIC address space announced: 56.4
LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247, 262144-263167 plus ERX transfers LACNIC Address Blocks 177/8, 181/8, 186/8, 187/8, 189/8, 190/8, 200/8, 201/8,
AfriNIC Region Analysis Summary -------------------------------
Prefixes being announced by AfriNIC Region ASes: 7393 Total AfriNIC prefixes after maximum aggregation: 1892 AfriNIC Deaggregation factor: 3.91 Prefixes being announced from the AfriNIC address blocks: 5705 Unique aggregates announced from the AfriNIC address blocks: 1688 AfriNIC Region origin ASes present in the Internet Routing Table: 404 AfriNIC Prefixes per ASN: 14.12 AfriNIC Region origin ASes announcing only one prefix: 121 AfriNIC Region transit ASes present in the Internet Routing Table: 91 Average AfriNIC Region AS path length visible: 4.5 Max AfriNIC Region AS path length visible: 33 Number of AfriNIC addresses announced to Internet: 20942336 Equivalent to 1 /8s, 63 /16s and 142 /24s Percentage of available AfriNIC address space announced: 62.4
AfriNIC AS Blocks 36864-37887, 327680-328703 & ERX transfers AfriNIC Address Blocks 41/8, 197/8,
APNIC Region per AS prefix count summary ----------------------------------------
ASN No of nets /20 equiv MaxAgg Description 4766 1714 9436 502 Korea Telecom (KIX) 7545 1409 297 82 TPG Internet Pty Ltd 4755 1360 369 164 Videsh Sanchar Nigam Ltd. Aut 17488 1356 155 120 Hathway IP Over Cable Interne 17974 1247 301 81 PT TELEKOMUNIKASI INDONESIA 24560 1064 308 178 Bharti Airtel Ltd. 9583 1032 78 497 Sify Limited 18101 882 100 131 Reliance Infocom Ltd Internet 4808 824 1563 231 CNCGROUP IP network: China169 9829 819 692 33 BSNL National Internet Backbo
Complete listing at http://thyme.apnic.net/rviews/data-ASnet-APNIC
ARIN Region per AS prefix count summary ---------------------------------------
ASN No of nets /20 equiv MaxAgg Description 6389 3773 3666 282 bellsouth.net, inc. 4323 2713 1091 389 Time Warner Telecom 19262 1823 4836 287 Verizon Global Networks 1785 1793 698 131 AppliedTheory Corporation 20115 1538 1518 649 Charter Communications 7018 1485 5705 950 AT&T WorldNet Services 6478 1355 275 135 AT&T Worldnet Services 2386 1300 555 913 AT&T Data Communications Serv 11492 1219 229 78 Cable One 22773 1200 2859 62 Cox Communications, Inc.
Complete listing at http://thyme.apnic.net/rviews/data-ASnet-ARIN
RIPE Region per AS prefix count summary ---------------------------------------
ASN No of nets /20 equiv MaxAgg Description 286 866 681 145 KPNQwest Backbone AS 9116 534 328 33 Goldenlines main autonomous s 3292 486 2026 389 TDC Tele Danmark 8866 417 117 23 Bulgarian Telecommunication C 702 404 1869 318 UUNET - Commercial IP service 8551 404 355 38 Bezeq International 3301 378 1688 334 TeliaNet Sweden 34984 378 90 185 Tellcom Iletisim Hizmetleri 30890 374 79 203 Evolva Telecom 3320 371 7328 322 Deutsche Telekom AG
Complete listing at http://thyme.apnic.net/rviews/data-ASnet-RIPE
LACNIC Region per AS prefix count summary -----------------------------------------
ASN No of nets /20 equiv MaxAgg Description 10620 1332 248 149 TVCABLE BOGOTA 8151 1328 2555 361 Uninet S.A. de C.V. 28573 1169 893 92 Types of queries are: POCs, o 7303 810 424 102 Telecom Argentina Stet-France 6503 756 223 258 AVANTEL, S.A. 22047 560 310 15 Types of queries are: POCs, o 27947 549 63 105 Telconet S.A 14420 535 39 81 Types of queries are: POCs, o 3816 482 210 93 COLOMBIA TELECOMUNICACIONES S 7738 477 922 30 Telecomunicacoes da Bahia S.A
Complete listing at http://thyme.apnic.net/rviews/data-ASnet-LACNIC
AfriNIC Region per AS prefix count summary ------------------------------------------
ASN No of nets /20 equiv MaxAgg Description 8452 1023 445 10 TEDATA 24863 737 147 39 LINKdotNET AS number 36992 652 279 174 Etisalat MISR 3741 265 893 228 The Internet Solution 6713 203 199 12 Itissalat Al-MAGHRIB 29571 203 19 11 Ci Telecom Autonomous system 2018 197 277 64 TENET-1 33776 196 12 14 Starcomms Nigeria Limited 24835 163 78 9 RAYA Telecom - Egypt 16637 158 440 94 Johnnic e-Ventures
Complete listing at http://thyme.apnic.net/rviews/data-ASnet-AFRINIC
Global Per AS prefix count summary ----------------------------------
ASN No of nets /20 equiv MaxAgg Description 6389 3773 3666 282 bellsouth.net, inc. 4323 2713 1091 389 Time Warner Telecom 19262 1823 4836 287 Verizon Global Networks 1785 1793 698 131 AppliedTheory Corporation 4766 1714 9436 502 Korea Telecom (KIX) 20115 1538 1518 649 Charter Communications 7018 1485 5705 950 AT&T WorldNet Services 7545 1409 297 82 TPG Internet Pty Ltd 4755 1360 369 164 Videsh Sanchar Nigam Ltd. Aut 17488 1356 155 120 Hathway IP Over Cable Interne
Complete listing at http://thyme.apnic.net/rviews/data-ASnet
Global Per AS Maximum Aggr summary ----------------------------------
ASN No of nets Net Savings Description 4323 2713 2324 Time Warner Telecom 1785 1793 1662 AppliedTheory Corporation 19262 1823 1536 Verizon Global Networks 7545 1409 1327 TPG Internet Pty Ltd 17488 1356 1236 Hathway IP Over Cable Interne 6478 1355 1220 AT&T Worldnet Services 4766 1714 1212 Korea Telecom (KIX) 4755 1360 1196 Videsh Sanchar Nigam Ltd. Aut 10620 1332 1183 TVCABLE BOGOTA 17974 1247 1166 PT TELEKOMUNIKASI INDONESIA
Complete listing at http://thyme.apnic.net/rviews/data-CIDRnet
List of Unregistered Origin ASNs (Global) -----------------------------------------
Bad AS Designation Network Transit AS Description 11946 UNALLOCATED 8.12.155.0/24 40913 Quality Technology S 15040 UNALLOCATED 8.12.156.0/24 3356 Level 3 Communicatio 33084 UNALLOCATED 8.15.195.0/24 3356 Level 3 Communicatio 53562 UNALLOCATED 8.19.94.0/24 3356 Level 3 Communicatio 53407 UNALLOCATED 8.22.15.0/24 174 Cogent Communication 22015 UNALLOCATED 8.22.137.0/24 14989 Broadview Networks 21893 UNALLOCATED 8.26.33.0/24 3356 Level 3 Communicatio 53591 UNALLOCATED 8.26.82.0/24 22241 Integrated Communica 26169 UNALLOCATED 8.225.177.0/24 20225 TelJet 32249 UNALLOCATED 8.225.178.0/24 3356 Level 3 Communicatio
Complete listing at http://thyme.apnic.net/rviews/data-badAS
Prefixes from private and non-routed address space (Global) -----------------------------------------------------------
Prefix Origin AS Description 10.29.245.1/32 286 KPNQwest Backbone AS 10.29.245.15/32 286 KPNQwest Backbone AS 10.29.245.25/32 286 KPNQwest Backbone AS 10.29.245.26/32 286 KPNQwest Backbone AS 10.29.245.27/32 286 KPNQwest Backbone AS 10.29.245.28/32 286 KPNQwest Backbone AS 10.29.245.29/32 286 KPNQwest Backbone AS 10.29.245.30/32 286 KPNQwest Backbone AS 10.29.245.50/32 286 KPNQwest Backbone AS 10.29.245.51/32 286 KPNQwest Backbone AS
Complete listing at http://thyme.apnic.net/rviews/data-dsua
Advertised Unallocated Addresses --------------------------------
Network Origin AS Description 31.0.0.0/16 12654 RIPE NCC RIS Project 31.1.0.0/21 12654 RIPE NCC RIS Project 31.1.24.0/24 12654 RIPE NCC RIS Project 41.222.79.0/24 36938 Amsco Telecommunications Nige 41.223.92.0/22 36936 >>UNKNOWN<< 41.223.196.0/24 36990 Alkan Telecom Ltd 41.223.197.0/24 36990 Alkan Telecom Ltd 41.223.198.0/24 36990 Alkan Telecom Ltd 41.223.199.0/24 36990 Alkan Telecom Ltd 46.20.160.0/20 16347 FITECH-NANCY
Complete listing at http://thyme.apnic.net/rviews/data-add-IANA
Number of prefixes announced per prefix length (Global) -------------------------------------------------------
/1:0 /2:0 /3:0 /4:0 /5:0 /6:0 /7:0 /8:20 /9:10 /10:25 /11:68 /12:203 /13:423 /14:733 /15:1328 /16:11316 /17:5586 /18:9475 /19:18851 /20:24061 /21:24054 /22:31279 /23:30720 /24:174722 /25:393 /26:406 /27:209 /28:381 /29:289 /30:642 /31:14 /32:711
Advertised prefixes smaller than registry allocations -----------------------------------------------------
ASN No of nets Total ann. Description 6389 2336 3773 bellsouth.net, inc. 4323 1512 2713 Time Warner Telecom 6478 1319 1355 AT&T Worldnet Services 10620 1220 1332 TVCABLE BOGOTA 11492 1176 1219 Cable One 1785 1076 1793 AppliedTheory Corporation 7011 1056 1156 Citizens Utilities 18566 1039 1058 Covad Communications 19262 940 1823 Verizon Global Networks 8452 935 1023 TEDATA
Complete listing at http://thyme.apnic.net/rviews/data-sXXas-nos
Number of /24s announced per /8 block (Global) ----------------------------------------------
1:75 2:16 4:17 8:311 12:2011 13:8 14:14 15:20 16:3 17:9 20:8 24:1394 27:354 31:1 32:144 33:12 38:704 40:97 41:2496 44:3 46:143 47:10 49:4 52:12 55:5 56:2 57:41 58:828 59:508 60:480 61:1093 62:1055 63:1979 64:3737 65:2323 66:4069 67:1871 68:1148 69:2866 70:742 71:376 72:1990 73:2 74:2321 75:290 76:323 77:888 78:676 79:439 80:1043 81:819 82:526 83:466 84:700 85:1060 86:440 87:718 88:334 89:1576 90:104 91:3104 92:436 93:1009 94:1112 95:730 96:382 97:223 98:641 99:32 101:3 108:64 109:728 110:418 111:597 112:293 113:288 114:477 115:600 116:1114 117:661 118:531 119:970 120:198 121:715 122:1551 123:916 124:1230 125:1272 128:229 129:159 130:171 131:558 132:270 133:20 134:209 135:46 136:223 137:140 138:276 139:125 140:480 141:196 142:349 143:368 144:478 145:55 146:429 147:172 148:614 149:304 150:147 151:233 152:296 153:171 154:3 155:367 156:170 157:321 158:112 159:357 160:315 161:190 162:267 163:165 164:418 165:370 166:468 167:416 168:682 169:157 170:720 171:62 172:2 173:1091 174:558 175:176 176:1 177:1 178:520 180:677 181:1 182:235 183:257 184:156 186:694 187:502 188:836 189:809 190:4116 192:5809 193:4760 194:3484 195:2978 196:1188 198:3559 199:3597 200:5416 201:1582 202:8266 203:8298 204:4022 205:2395 206:2550 207:3042 208:3901 209:3499 210:2573 211:1304 212:1834 213:1757 214:669 215:65 216:4807 217:1572 218:494 219:401 220:1173 221:430 222:342 223:46
End of report
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