Orbit

Routing Table Report 00:00 GMT Fri 24 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: 345089 Prefixes after maximum aggregation: 155087 Deaggregation factor: 2.23 Unique aggregates announced to Internet: 167148 Total ASes present in the Internet Routing Table: 35576 Prefixes per ASN: 9.70 Origin-only ASes present in the Internet Routing Table: 30630 Origin ASes announcing only one prefix: 14910 Transit ASes present in the Internet Routing Table: 4946 Transit-only ASes present in the Internet Routing Table: 112 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: 416 Unregistered ASNs in the Routing Table: 159 Number of 32-bit ASNs allocated by the RIRs: 973 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: 202 Number of addresses announced to Internet: 2392552394 Equivalent to 142 /8s, 155 /16s and 115 /24s Percentage of available address space announced: 64.6 Percentage of allocated address space announced: 66.7 Percentage of available address space allocated: 96.8 Percentage of address space in use by end-sites: 86.9 Total number of prefixes smaller than registry allocations: 142201

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

Prefixes being announced by APNIC Region ASes: 82308 Total APNIC prefixes after maximum aggregation: 27722 APNIC Deaggregation factor: 2.97 Prefixes being announced from the APNIC address blocks: 79365 Unique aggregates announced from the APNIC address blocks: 35184 APNIC Region origin ASes present in the Internet Routing Table: 4270 APNIC Prefixes per ASN: 18.59 APNIC Region origin ASes announcing only one prefix: 1226 APNIC Region transit ASes present in the Internet Routing Table: 683 Average APNIC Region AS path length visible: 4.9 Max APNIC Region AS path length visible: 22 Number of APNIC addresses announced to Internet: 575610562 Equivalent to 34 /8s, 79 /16s and 30 /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: 139977 Total ARIN prefixes after maximum aggregation: 72220 ARIN Deaggregation factor: 1.94 Prefixes being announced from the ARIN address blocks: 111095 Unique aggregates announced from the ARIN address blocks: 43974 ARIN Region origin ASes present in the Internet Routing Table: 14105 ARIN Prefixes per ASN: 7.88 ARIN Region origin ASes announcing only one prefix: 5390 ARIN Region transit ASes present in the Internet Routing Table: 1445 Average ARIN Region AS path length visible: 4.2 Max ARIN Region AS path length visible: 23 Number of ARIN addresses announced to Internet: 761005449 Equivalent to 45 /8s, 92 /16s and 5 /24s Percentage of available ARIN address space announced: 63.9

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: 83877 Total RIPE prefixes after maximum aggregation: 45897 RIPE Deaggregation factor: 1.83 Prefixes being announced from the RIPE address blocks: 76408 Unique aggregates announced from the RIPE address blocks: 47344 RIPE Region origin ASes present in the Internet Routing Table: 15181 RIPE Prefixes per ASN: 5.03 RIPE Region origin ASes announcing only one prefix: 7713 RIPE Region transit ASes present in the Internet Routing Table: 2409 Average RIPE Region AS path length visible: 4.0 Max RIPE Region AS path length visible: 25 Number of RIPE addresses announced to Internet: 452479957 Equivalent to 26 /8s, 248 /16s and 75 /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: 31219 Total LACNIC prefixes after maximum aggregation: 7171 LACNIC Deaggregation factor: 4.35 Prefixes being announced from the LACNIC address blocks: 29982 Unique aggregates announced from the LACNIC address blocks: 15501 LACNIC Region origin ASes present in the Internet Routing Table: 1408 LACNIC Prefixes per ASN: 21.29 LACNIC Region origin ASes announcing only one prefix: 436 LACNIC Region transit ASes present in the Internet Routing Table: 245 Average LACNIC Region AS path length visible: 4.6 Max LACNIC Region AS path length visible: 19 Number of LACNIC addresses announced to Internet: 78643212 Equivalent to 4 /8s, 176 /16s and 0 /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: 7432 Total AfriNIC prefixes after maximum aggregation: 1947 AfriNIC Deaggregation factor: 3.82 Prefixes being announced from the AfriNIC address blocks: 5707 Unique aggregates announced from the AfriNIC address blocks: 1802 AfriNIC Region origin ASes present in the Internet Routing Table: 436 AfriNIC Prefixes per ASN: 13.09 AfriNIC Region origin ASes announcing only one prefix: 145 AfriNIC Region transit ASes present in the Internet Routing Table: 96 Average AfriNIC Region AS path length visible: 4.3 Max AfriNIC Region AS path length visible: 18 Number of AfriNIC addresses announced to Internet: 21677056 Equivalent to 1 /8s, 74 /16s and 196 /24s Percentage of available AfriNIC address space announced: 43.1

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 1536 298 74 TPG Internet Pty Ltd 4755 1409 391 137 Videsh Sanchar Nigam Ltd. Aut 17974 1360 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 906 1629 254 CNCGROUP IP network: China169 9829 824 696 31 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 3725 3855 267 bellsouth.net, inc. 4323 2641 1093 401 Time Warner Telecom 19262 1840 4921 287 Verizon Global Networks 1785 1789 697 133 AppliedTheory Corporation 20115 1558 1534 638 Charter Communications 6478 1440 291 66 AT&T Worldnet Services 7018 1368 5693 882 AT&T WorldNet Services 2386 1310 569 931 AT&T Data Communications Serv 11492 1289 234 69 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 8560 748 86 9 Schlund + Partner AG 9116 521 328 33 Goldenlines main autonomous s 3292 506 2010 385 TDC Tele Danmark 6830 501 1763 307 UPC Distribution Services 34984 454 96 137 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

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 8151 1354 2591 368 Uninet S.A. de C.V. 10620 1344 250 164 TVCABLE BOGOTA 28573 1228 933 78 Types of queries are: POCs, o 6503 1193 355 81 AVANTEL, S.A. 7303 838 442 110 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 494 216 98 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 769 445 10 TEDATA 24863 750 147 40 LINKdotNET AS number 36992 664 283 156 Etisalat MISR 3741 262 986 224 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 3725 3855 267 bellsouth.net, inc. 4323 2641 1093 401 Time Warner Telecom 19262 1840 4921 287 Verizon Global Networks 1785 1789 697 133 AppliedTheory Corporation 4766 1739 9486 522 Korea Telecom (KIX) 20115 1558 1534 638 Charter Communications 7545 1536 298 74 TPG Internet Pty Ltd 6478 1440 291 66 AT&T Worldnet Services 4755 1409 391 137 Videsh Sanchar Nigam Ltd. Aut 7018 1368 5693 882 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 2641 2240 Time Warner Telecom 1785 1789 1656 AppliedTheory Corporation 19262 1840 1553 Verizon Global Networks 7545 1536 1462 TPG Internet Pty Ltd 6478 1440 1374 AT&T Worldnet Services 17974 1360 1332 PT TELEKOMUNIKASI INDONESIA 4755 1409 1272 Videsh Sanchar Nigam Ltd. Aut 11492 1289 1220 Cable One 4766 1739 1217 Korea Telecom (KIX) 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 37.0.0.0/8 237 Merit Network 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

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 /8:24 /9:10 /10:25 /11:71 /12:214 /13:431 /14:759 /15:1372 /16:11529 /17:5761 /18:9511 /19:19194 /20:24677 /21:24706 /22:32461 /23:31666 /24:179656 /25:381 /26:357 /27:205 /28:402 /29:339 /30:668 /31:40 /32:630

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

ASN No of nets Total ann. Description 6389 2300 3725 bellsouth.net, inc. 4323 1426 2641 Time Warner Telecom 6478 1396 1440 AT&T Worldnet Services 11492 1244 1289 Cable One 10620 1236 1344 TVCABLE BOGOTA 7011 1071 1174 Citizens Utilities 1785 1062 1789 AppliedTheory Corporation 18566 1047 1066 Covad Communications 6503 977 1193 AVANTEL, S.A. 19262 956 1840 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 4:17 5:1 8:324 12:2041 13:5 14:97 15:15 16:3 17:8 20:9 24:1486 27:494 32:144 33:5 34:2 36:1 37:1 38:685 40:101 41:2313 42:1 44:3 46:439 47:5 49:106 50:33 52:12 55:4 56:2 57:41 58:863 59:518 60:392 61:1126 62:1071 63:1947 64:3733 65:2325 66:4101 67:1787 68:1147 69:2941 70:755 71:391 72:1997 73:3 74:2475 75:300 76:327 77:862 78:749 79:452 80:1065 81:802 82:617 83:453 84:653 85:1078 86:525 87:893 88:413 89:1627 90:141 91:3378 92:485 93:1032 94:1140 95:727 96:411 97:247 98:724 99:33 101:15 107:2 108:79 109:838 110:448 111:670 112:309 113:332 114:485 115:686 116:898 117:656 118:613 119:1019 120:198 121:755 122:1576 123:1028 124:1248 125:1210 128:232 129:155 130:172 131:567 132:111 133:20 134:209 135:50 136:212 137:149 138:291 139:126 140:481 141:197 142:353 143:356 144:476 145:53 146:425 147:193 148:614 149:327 150:149 151:230 152:297 153:172 154:3 155:371 156:165 157:339 158:126 159:369 160:316 161:199 162:276 163:164 164:423 165:353 166:471 167:417 168:728 169:154 170:727 171:67 172:2 173:1177 174:481 175:282 176:1 177:2 178:695 180:738 182:421 183:244 184:213 186:843 187:766 188:901 189:1030 190:4278 192:5812 193:4822 194:3532 195:3050 196:1194 197:1 198:3556 199:3701 200:5575 201:1578 202:8420 203:8380 204:4061 205:2340 206:2583 207:2967 208:3875 209:3486 210:2586 211:1338 212:1988 213:1789 214:722 215:62 216:4808 217:1763 218:524 219:390 220:1186 221:446 222:330 223:89

End of report