Orbit

Routing Table Report 00:00 GMT Tue 28 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: 345446 Prefixes after maximum aggregation: 155177 Deaggregation factor: 2.23 Unique aggregates announced to Internet: 167332 Total ASes present in the Internet Routing Table: 35573 Prefixes per ASN: 9.71 Origin-only ASes present in the Internet Routing Table: 30631 Origin ASes announcing only one prefix: 14902 Transit ASes present in the Internet Routing Table: 4942 Transit-only ASes present in the Internet Routing Table: 115 Average AS path length visible in the Internet Routing Table: 4.3 Max AS path length visible: 23 Max AS path prepend of ASN (32374) 19 Prefixes from unregistered ASNs in the Routing Table: 406 Unregistered ASNs in the Routing Table: 157 Number of 32-bit ASNs allocated by the RIRs: 978 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: 204 Number of addresses announced to Internet: 2393485258 Equivalent to 142 /8s, 169 /16s and 175 /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: 142264

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

Prefixes being announced by APNIC Region ASes: 82644 Total APNIC prefixes after maximum aggregation: 27769 APNIC Deaggregation factor: 2.98 Prefixes being announced from the APNIC address blocks: 79663 Unique aggregates announced from the APNIC address blocks: 35219 APNIC Region origin ASes present in the Internet Routing Table: 4273 APNIC Prefixes per ASN: 18.64 APNIC Region origin ASes announcing only one prefix: 1226 APNIC Region transit ASes present in the Internet Routing Table: 681 Average APNIC Region AS path length visible: 4.9 Max APNIC Region AS path length visible: 22 Number of APNIC addresses announced to Internet: 575999426 Equivalent to 34 /8s, 85 /16s and 13 /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: 140065 Total ARIN prefixes after maximum aggregation: 72247 ARIN Deaggregation factor: 1.94 Prefixes being announced from the ARIN address blocks: 111138 Unique aggregates announced from the ARIN address blocks: 43999 ARIN Region origin ASes present in the Internet Routing Table: 14101 ARIN Prefixes per ASN: 7.88 ARIN Region origin ASes announcing only one prefix: 5389 ARIN Region transit ASes present in the Internet Routing Table: 1447 Average ARIN Region AS path length visible: 4.1 Max ARIN Region AS path length visible: 23 Number of ARIN addresses announced to Internet: 761055881 Equivalent to 45 /8s, 92 /16s and 202 /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: 83901 Total RIPE prefixes after maximum aggregation: 45916 RIPE Deaggregation factor: 1.83 Prefixes being announced from the RIPE address blocks: 76417 Unique aggregates announced from the RIPE address blocks: 47400 RIPE Region origin ASes present in the Internet Routing Table: 15180 RIPE Prefixes per ASN: 5.03 RIPE Region origin ASes announcing only one prefix: 7709 RIPE Region transit ASes present in the Internet Routing Table: 2404 Average RIPE Region AS path length visible: 4.0 Max RIPE Region AS path length visible: 23 Number of RIPE addresses announced to Internet: 452857301 Equivalent to 26 /8s, 254 /16s and 13 /24s Percentage of available RIPE address space announced: 75.0

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: 31098 Total LACNIC prefixes after maximum aggregation: 7175 LACNIC Deaggregation factor: 4.33 Prefixes being announced from the LACNIC address blocks: 29858 Unique aggregates announced from the LACNIC address blocks: 15520 LACNIC Region origin ASes present in the Internet Routing Table: 1407 LACNIC Prefixes per ASN: 21.22 LACNIC Region origin ASes announcing only one prefix: 434 LACNIC Region transit ASes present in the Internet Routing Table: 247 Average LACNIC Region AS path length visible: 4.6 Max LACNIC Region AS path length visible: 20 Number of LACNIC addresses announced to Internet: 78565388 Equivalent to 4 /8s, 174 /16s and 208 /24s Percentage of available LACNIC address space announced: 58.5

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: 7474 Total AfriNIC prefixes after maximum aggregation: 1948 AfriNIC Deaggregation factor: 3.84 Prefixes being announced from the AfriNIC address blocks: 5769 Unique aggregates announced from the AfriNIC address blocks: 1793 AfriNIC Region origin ASes present in the Internet Routing Table: 435 AfriNIC Prefixes per ASN: 13.26 AfriNIC Region origin ASes announcing only one prefix: 144 AfriNIC Region transit ASes present in the Internet Routing Table: 94 Average AfriNIC Region AS path length visible: 4.3 Max AfriNIC Region AS path length visible: 18 Number of AfriNIC addresses announced to Internet: 21680896 Equivalent to 1 /8s, 74 /16s and 211 /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 1742 9486 520 Korea Telecom (KIX) 7545 1536 298 74 TPG Internet Pty Ltd 4755 1438 393 148 Videsh Sanchar Nigam Ltd. Aut 17974 1367 459 28 PT TELEKOMUNIKASI INDONESIA 24560 1045 313 177 Bharti Airtel Ltd. 9583 1036 75 494 Sify Limited 17488 959 157 111 Hathway IP Over Cable Interne 4808 913 1633 256 CNCGROUP IP network: China169 18101 911 116 139 Reliance Infocom Ltd Internet 17908 827 176 60 Tata Communications

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 3726 3855 268 bellsouth.net, inc. 4323 2643 1093 402 Time Warner Telecom 19262 1840 4921 287 Verizon Global Networks 1785 1789 697 133 AppliedTheory Corporation 20115 1558 1534 638 Charter Communications 6478 1441 291 66 AT&T Worldnet Services 7018 1366 5693 881 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 520 328 32 Goldenlines main autonomous s 3292 503 2010 385 TDC Tele Danmark 6830 501 1763 307 UPC Distribution Services 34984 450 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 1347 2590 363 Uninet S.A. de C.V. 10620 1344 250 164 TVCABLE BOGOTA 28573 1214 933 82 Types of queries are: POCs, o 6503 1196 355 81 AVANTEL, S.A. 7303 838 442 110 Telecom Argentina Stet-France 14420 590 50 83 Types of queries are: POCs, o 22047 560 310 15 Types of queries are: POCs, o 3816 493 216 98 COLOMBIA TELECOMUNICACIONES S 7738 478 922 30 Telecomunicacoes da Bahia S.A 14117 453 32 31 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 817 445 10 TEDATA 24863 750 147 40 LINKdotNET AS number 36992 663 283 156 Etisalat MISR 3741 262 986 224 The Internet Solution 24835 220 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 3726 3855 268 bellsouth.net, inc. 4323 2643 1093 402 Time Warner Telecom 19262 1840 4921 287 Verizon Global Networks 1785 1789 697 133 AppliedTheory Corporation 4766 1742 9486 520 Korea Telecom (KIX) 20115 1558 1534 638 Charter Communications 7545 1536 298 74 TPG Internet Pty Ltd 6478 1441 291 66 AT&T Worldnet Services 4755 1438 393 148 Videsh Sanchar Nigam Ltd. Aut 17974 1367 459 28 PT TELEKOMUNIKASI INDONESIA

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 2643 2241 Time Warner Telecom 1785 1789 1656 AppliedTheory Corporation 19262 1840 1553 Verizon Global Networks 7545 1536 1462 TPG Internet Pty Ltd 6478 1441 1375 AT&T Worldnet Services 17974 1367 1339 PT TELEKOMUNIKASI INDONESIA 4755 1438 1290 Videsh Sanchar Nigam Ltd. Aut 4766 1742 1222 Korea Telecom (KIX) 11492 1289 1220 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 37.0.0.0/8 237 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 /13:430 /14:761 /15:1374 /16:11536 /17:5763 /18:9506 /19:19209 /20:24693 /21:24708 /22:32495 /23:31679 /24:179996 /25:361 /26:351 /27:199 /28:391 /29:319 /30:671 /31:40 /32:620

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

ASN No of nets Total ann. Description 6389 2301 3726 bellsouth.net, inc. 4323 1428 2643 Time Warner Telecom 6478 1397 1441 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 979 1196 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) ----------------------------------------------

1:151 2:33 4:17 5:1 8:325 12:2042 13:5 14:103 15:15 16:3 17:8 20:9 24:1485 27:500 32:144 33:5 34:2 36:1 37:1 38:687 40:101 41:2344 42:1 44:3 46:446 47:5 49:106 50:34 52:12 55:5 56:2 57:41 58:863 59:535 60:392 61:1175 62:1078 63:1946 64:3732 65:2325 66:4109 67:1790 68:1147 69:2950 70:754 71:391 72:1997 73:3 74:2481 75:300 76:328 77:855 78:755 79:459 80:1065 81:794 82:616 83:455 84:653 85:1077 86:519 87:893 88:413 89:1611 90:142 91:3377 92:484 93:1034 94:1147 95:727 96:411 97:247 98:729 99:33 101:15 107:2 108:79 109:841 110:445 111:675 112:307 113:337 114:485 115:711 116:885 117:662 118:621 119:1022 120:198 121:838 122:1576 123:1027 124:1248 125:1211 128:231 129:155 130:168 131:555 132:111 133:20 134:209 135:50 136:212 137:149 138:291 139:126 140:477 141:198 142:353 143:361 144:490 145:53 146:425 147:193 148:612 149:327 150:152 151:230 152:297 153:172 154:3 155:371 156:165 157:341 158:126 159:369 160:316 161:198 162:277 163:164 164:460 165:354 166:470 167:417 168:728 169:154 170:726 171:67 172:2 173:1177 174:480 175:285 176:1 177:2 178:697 180:744 182:423 183:246 184:214 186:856 187:766 188:901 189:1036 190:4257 192:5810 193:4827 194:3530 195:3053 196:1204 197:1 198:3556 199:3702 200:5571 201:1569 202:8422 203:8383 204:4057 205:2336 206:2582 207:2965 208:3876 209:3486 210:2590 211:1340 212:1987 213:1786 214:721 215:62 216:4809 217:1760 218:529 219:405 220:1186 221:447 222:330 223:90

End of report