Orbit

Routing Table Report 00:00 GMT Thu 23 Dec, 2010

NB: RouteViews data includes iBGP information from some ASNs. Treat the information provided below appropriately.

Report Website: http://thyme.rand.apnic.net Detailed Analysis: http://thyme.rand.apnic.net/rviews/

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

BGP routing table entries examined: 341789 Prefixes after maximum aggregation: 153000 Deaggregation factor: 2.23 Unique aggregates announced to Internet: 167073 Total ASes present in the Internet Routing Table: 35530 Prefixes per ASN: 9.62 Origin-only ASes present in the Internet Routing Table: 30593 Origin ASes announcing only one prefix: 14890 Transit ASes present in the Internet Routing Table: 4937 Transit-only ASes present in the Internet Routing Table: 113 Average AS path length visible in the Internet Routing Table: 4.3 Max AS path length visible: 25 Max AS path prepend of ASN (42805) 21 Prefixes from unregistered ASNs in the Routing Table: 421 Unregistered ASNs in the Routing Table: 159 Number of 32-bit ASNs allocated by the RIRs: 969 Prefixes from 32-bit ASNs in the Routing Table: 6 Special use prefixes present in the Routing Table: 72 Prefixes being announced from unallocated address space: 206 Number of addresses announced to Internet: 2343567495 Equivalent to 139 /8s, 176 /16s and 0 /24s Percentage of available address space announced: 63.2 Percentage of allocated address space announced: 65.3 Percentage of available address space allocated: 96.8 Percentage of address space in use by end-sites: 86.8 Total number of prefixes smaller than registry allocations: 140119

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

Prefixes being announced by APNIC Region ASes: 82284 Total APNIC prefixes after maximum aggregation: 27694 APNIC Deaggregation factor: 2.97 Prefixes being announced from the APNIC address blocks: 79318 Unique aggregates announced from the APNIC address blocks: 35193 APNIC Region origin ASes present in the Internet Routing Table: 4267 APNIC Prefixes per ASN: 18.59 APNIC Region origin ASes announcing only one prefix: 1224 APNIC Region transit ASes present in the Internet Routing Table: 677 Average APNIC Region AS path length visible: 4.9 Max APNIC Region AS path length visible: 22 Number of APNIC addresses announced to Internet: 575836609 Equivalent to 34 /8s, 82 /16s and 145 /24s Percentage of available APNIC address space announced: 78.0

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, 36/8, 42/8, 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: 137777 Total ARIN prefixes after maximum aggregation: 70273 ARIN Deaggregation factor: 1.96 Prefixes being announced from the ARIN address blocks: 108876 Unique aggregates announced from the ARIN address blocks: 43913 ARIN Region origin ASes present in the Internet Routing Table: 14077 ARIN Prefixes per ASN: 7.73 ARIN Region origin ASes announcing only one prefix: 5384 ARIN Region transit ASes present in the Internet Routing Table: 1442 Average ARIN Region AS path length visible: 4.2 Max ARIN Region AS path length visible: 23 Number of ARIN addresses announced to Internet: 745185409 Equivalent to 44 /8s, 106 /16s and 160 /24s Percentage of available ARIN address space announced: 62.6

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, 23/8, 24/8, 26/8, 28/8, 29/8, 30/8, 32/8, 33/8, 34/8, 35/8, 38/8, 40/8, 44/8, 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, 100/8, 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: 82993 Total RIPE prefixes after maximum aggregation: 45863 RIPE Deaggregation factor: 1.81 Prefixes being announced from the RIPE address blocks: 75696 Unique aggregates announced from the RIPE address blocks: 47402 RIPE Region origin ASes present in the Internet Routing Table: 15171 RIPE Prefixes per ASN: 4.99 RIPE Region origin ASes announcing only one prefix: 7706 RIPE Region transit ASes present in the Internet Routing Table: 2407 Average RIPE Region AS path length visible: 4.0 Max RIPE Region AS path length visible: 25 Number of RIPE addresses announced to Internet: 452349897 Equivalent to 26 /8s, 246 /16s and 79 /24s Percentage of available RIPE address space announced: 74.9

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, 5/8, 25/8, 31/8, 37/8, 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: 30904 Total LACNIC prefixes after maximum aggregation: 7092 LACNIC Deaggregation factor: 4.36 Prefixes being announced from the LACNIC address blocks: 29689 Unique aggregates announced from the LACNIC address blocks: 15452 LACNIC Region origin ASes present in the Internet Routing Table: 1406 LACNIC Prefixes per ASN: 21.12 LACNIC Region origin ASes announcing only one prefix: 435 LACNIC Region transit ASes present in the Internet Routing Table: 246 Average LACNIC Region AS path length visible: 4.6 Max LACNIC Region AS path length visible: 19 Number of LACNIC addresses announced to Internet: 78621440 Equivalent to 4 /8s, 175 /16s and 171 /24s Percentage of available LACNIC address space announced: 58.6

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: 7551 Total AfriNIC prefixes after maximum aggregation: 1948 AfriNIC Deaggregation factor: 3.88 Prefixes being announced from the AfriNIC address blocks: 5828 Unique aggregates announced from the AfriNIC address blocks: 1796 AfriNIC Region origin ASes present in the Internet Routing Table: 432 AfriNIC Prefixes per ASN: 13.49 AfriNIC Region origin ASes announcing only one prefix: 141 AfriNIC Region transit ASes present in the Internet Routing Table: 95 Average AfriNIC Region AS path length visible: 4.3 Max AfriNIC Region AS path length visible: 18 Number of AfriNIC addresses announced to Internet: 21662720 Equivalent to 1 /8s, 74 /16s and 140 /24s Percentage of available AfriNIC address space announced: 43.0

AfriNIC AS Blocks 36864-37887, 327680-328703 & ERX transfers AfriNIC Address Blocks 41/8, 105/8, 197/8,

APNIC Region per AS prefix count summary ----------------------------------------

ASN No of nets /20 equiv MaxAgg Description 4766 1739 9486 522 Korea Telecom (KIX) 7545 1537 298 75 TPG Internet Pty Ltd 4755 1409 391 137 Videsh Sanchar Nigam Ltd. Aut 17974 1356 459 28 PT TELEKOMUNIKASI INDONESIA 24560 1045 313 177 Bharti Airtel Ltd. 9583 1034 75 492 Sify Limited 17488 970 157 111 Hathway IP Over Cable Interne 18101 910 116 139 Reliance Infocom Ltd Internet 4808 905 1629 254 CNCGROUP IP network: China169 9829 819 693 38 BSNL National Internet Backbo

Complete listing at http://thyme.rand.apnic.net/rviews/data-ASnet-APNIC

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

ASN No of nets /20 equiv MaxAgg Description 6389 3731 3856 269 bellsouth.net, inc. 4323 2639 1093 399 Time Warner Telecom 19262 1839 4905 286 Verizon Global Networks 1785 1789 697 133 AppliedTheory Corporation 20115 1558 1534 638 Charter Communications 6478 1439 291 72 AT&T Worldnet Services 7018 1369 5694 884 AT&T WorldNet Services 2386 1309 569 930 AT&T Data Communications Serv 11492 1287 234 70 Cable One 22773 1259 2864 75 Cox Communications, Inc.

Complete listing at http://thyme.rand.apnic.net/rviews/data-ASnet-ARIN

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

ASN No of nets /20 equiv MaxAgg Description 286 945 711 151 KPNQwest Backbone AS 9116 542 328 33 Goldenlines main autonomous s 3292 506 2010 385 TDC Tele Danmark 6830 501 1763 307 UPC Distribution Services 34984 449 96 133 Tellcom Iletisim Hizmetleri 8866 440 133 23 Bulgarian Telecommunication C 9121 439 1690 29 TTnet Autonomous System 9198 421 202 13 Kazakhtelecom Corporate Sales 8551 404 355 38 Bezeq International 702 401 1867 315 UUNET - Commercial IP service

Complete listing at http://thyme.rand.apnic.net/rviews/data-ASnet-RIPE

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

ASN No of nets /20 equiv MaxAgg Description 10620 1344 250 164 TVCABLE BOGOTA 8151 1241 2591 366 Uninet S.A. de C.V. 28573 1224 933 79 Types of queries are: POCs, o 6503 1188 355 81 AVANTEL, S.A. 7303 835 441 109 Telecom Argentina Stet-France 14420 588 49 88 Types of queries are: POCs, o 22047 560 310 15 Types of queries are: POCs, o 3816 492 216 97 COLOMBIA TELECOMUNICACIONES S 7738 478 922 30 Telecomunicacoes da Bahia S.A 14117 452 32 30 Telefonica del Sur S.A.

Complete listing at http://thyme.rand.apnic.net/rviews/data-ASnet-LACNIC

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

ASN No of nets /20 equiv MaxAgg Description 8452 922 445 10 TEDATA 24863 749 147 40 LINKdotNET AS number 36992 664 283 156 Etisalat MISR 3741 263 986 225 The Internet Solution 24835 218 78 10 RAYA Telecom - Egypt 6713 203 199 12 Itissalat Al-MAGHRIB 29571 199 19 11 Ci Telecom Autonomous system 2018 196 277 64 TENET-1 33776 184 12 14 Starcomms Nigeria Limited 16637 164 440 89 Johnnic e-Ventures

Complete listing at http://thyme.rand.apnic.net/rviews/data-ASnet-AFRINIC

Global Per AS prefix count summary ----------------------------------

ASN No of nets /20 equiv MaxAgg Description 6389 3731 3856 269 bellsouth.net, inc. 4323 2639 1093 399 Time Warner Telecom 19262 1839 4905 286 Verizon Global Networks 1785 1789 697 133 AppliedTheory Corporation 4766 1739 9486 522 Korea Telecom (KIX) 20115 1558 1534 638 Charter Communications 7545 1537 298 75 TPG Internet Pty Ltd 6478 1439 291 72 AT&T Worldnet Services 4755 1409 391 137 Videsh Sanchar Nigam Ltd. Aut 7018 1369 5694 884 AT&T WorldNet Services

Complete listing at http://thyme.rand.apnic.net/rviews/data-ASnet

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

ASN No of nets Net Savings Description 4323 2639 2240 Time Warner Telecom 1785 1789 1656 AppliedTheory Corporation 19262 1839 1553 Verizon Global Networks 7545 1537 1462 TPG Internet Pty Ltd 6478 1439 1367 AT&T Worldnet Services 17974 1356 1328 PT TELEKOMUNIKASI INDONESIA 4755 1409 1272 Videsh Sanchar Nigam Ltd. Aut 4766 1739 1217 Korea Telecom (KIX) 11492 1287 1217 Cable One 22773 1259 1184 Cox Communications, Inc.

Complete listing at http://thyme.rand.apnic.net/rviews/data-CIDRnet

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

Bad AS Designation Network Transit AS Description 16927 UNALLOCATED 12.0.252.0/23 7018 AT&T WorldNet Servic 15132 UNALLOCATED 12.9.150.0/24 7018 AT&T WorldNet Servic 32567 UNALLOCATED 12.14.170.0/24 7018 AT&T WorldNet Servic 13746 UNALLOCATED 12.24.56.0/24 7018 AT&T WorldNet Servic 32567 UNALLOCATED 12.25.107.0/24 4323 Time Warner Telecom 26973 UNALLOCATED 12.39.152.0/24 7018 AT&T WorldNet Servic 26973 UNALLOCATED 12.39.154.0/23 7018 AT&T WorldNet Servic 26973 UNALLOCATED 12.39.155.0/24 7018 AT&T WorldNet Servic 26973 UNALLOCATED 12.39.159.0/24 7018 AT&T WorldNet Servic 25639 UNALLOCATED 12.41.169.0/24 7018 AT&T WorldNet Servic

Complete listing at http://thyme.rand.apnic.net/rviews/data-badAS

Prefixes from private and non-routed address space (Global) -----------------------------------------------------------

Prefix Origin AS Description 10.29.244.56/29 286 KPNQwest Backbone AS 10.29.245.1/32 286 KPNQwest Backbone AS 10.29.245.2/32 286 KPNQwest Backbone AS 10.29.245.15/32 286 KPNQwest Backbone AS 10.29.245.19/32 286 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

Complete listing at http://thyme.rand.apnic.net/rviews/data-dsua

Advertised Unallocated Addresses --------------------------------

Network Origin AS Description 5.0.0.0/16 12654 RIPE NCC RIS Project 5.1.0.0/21 12654 RIPE NCC RIS Project 5.1.24.0/24 12654 RIPE NCC RIS Project 24.129.192.0/19 7922 Continental Cablevision 37.0.0.0/16 12654 RIPE NCC RIS Project 37.1.0.0/21 12654 RIPE NCC RIS Project 37.1.24.0/24 12654 RIPE NCC RIS Project 36.126.8.255/8 77 Johns Hopkins University Appl 41.222.79.0/24 36938 Amsco Telecommunications Nige 41.223.92.0/22 36936 >>UNKNOWN<<

Complete listing at http://thyme.rand.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 /8:21 /9:10 /10:25 /11:71 /12:214 /13:431 /14:754 /15:1348 /16:11440 /17:5619 /18:9322 /19:18967 /20:24353 /21:24532 /22:32178 /23:31234 /24:178671 /25:364 /26:344 /27:198 /28:215 /29:267 /30:581 /31:39 /32:591

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

ASN No of nets Total ann. Description 6389 2303 3731 bellsouth.net, inc. 4323 1426 2639 Time Warner Telecom 6478 1395 1439 AT&T Worldnet Services 11492 1242 1287 Cable One 10620 1236 1344 TVCABLE BOGOTA 7011 1071 1174 Citizens Utilities 1785 1062 1789 AppliedTheory Corporation 18566 1047 1066 Covad Communications 6503 972 1188 AVANTEL, S.A. 19262 956 1839 Verizon Global Networks

Complete listing at http://thyme.rand.apnic.net/rviews/data-sXXas-nos

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

1:147 2:27 4:13 5:1 8:324 12:2040 13:6 14:97 15:15 16:3 17:8 20:9 24:1480 27:495 32:144 33:5 34:2 36:1 37:1 38:684 40:101 41:2517 42:1 44:3 46:419 47:4 49:106 50:33 52:12 55:5 56:2 57:41 58:863 59:518 60:392 61:1127 62:1045 63:1948 64:3717 65:2324 66:4092 67:1785 68:1001 69:2840 70:714 71:391 72:1997 73:1 74:2295 75:291 76:318 77:860 78:748 79:453 80:1064 81:803 82:542 83:453 84:653 85:1079 86:518 87:746 88:413 89:1612 90:132 91:3371 92:483 93:1025 94:1141 95:718 96:411 97:247 98:724 99:33 101:14 107:2 108:79 109:837 110:445 111:671 112:308 113:330 114:485 115:687 116:905 117:656 118:613 119:1022 120:199 121:755 122:1575 123:1027 124:1245 125:1212 128:232 129:155 130:172 131:566 132:111 133:20 134:208 135:50 136:212 137:148 138:291 139:126 140:481 141:197 142:353 143:358 144:476 145:53 146:425 147:181 148:615 149:327 150:149 151:230 152:297 153:172 154:3 155:371 156:165 157:339 158:126 159:367 160:316 161:199 162:277 163:164 164:454 165:334 166:470 167:418 168:727 169:151 170:725 171:67 172:2 173:1146 174:483 175:281 176:1 177:2 178:683 180:738 182:418 183:245 184:209 186:846 187:772 188:897 189:1038 190:4276 192:5813 193:4811 194:3532 195:3053 196:1194 197:1 198:3556 199:3692 200:5542 201:1576 202:8415 203:8390 204:4059 205:2332 206:2577 207:2968 208:3876 209:3485 210:2585 211:1338 212:1916 213:1764 214:728 215:62 216:4801 217:1628 218:525 219:390 220:1186 221:442 222:330 223:88

End of report