Orbit

Routing Table Report 00:00 GMT Sat 29 Jan, 2011

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: 345799 Prefixes after maximum aggregation: 156269 Deaggregation factor: 2.21 Unique aggregates announced to Internet: 169293 Total ASes present in the Internet Routing Table: 35723 Prefixes per ASN: 9.68 Origin-only ASes present in the Internet Routing Table: 30794 Origin ASes announcing only one prefix: 14888 Transit ASes present in the Internet Routing Table: 4929 Transit-only ASes present in the Internet Routing Table: 115 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: 396 Unregistered ASNs in the Routing Table: 152 Number of 32-bit ASNs allocated by the RIRs: 1051 Prefixes from 32-bit ASNs in the Routing Table: 6 Special use prefixes present in the Routing Table: 75 Prefixes being announced from unallocated address space: 221 Number of addresses announced to Internet: 2349289087 Equivalent to 140 /8s, 7 /16s and 78 /24s Percentage of available address space announced: 63.4 Percentage of allocated address space announced: 65.5 Percentage of available address space allocated: 96.8 Percentage of address space in use by end-sites: 88.0 Total number of prefixes smaller than registry allocations: 141720

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

Prefixes being announced by APNIC Region ASes: 83677 Total APNIC prefixes after maximum aggregation: 28030 APNIC Deaggregation factor: 2.99 Prefixes being announced from the APNIC address blocks: 80587 Unique aggregates announced from the APNIC address blocks: 35580 APNIC Region origin ASes present in the Internet Routing Table: 4294 APNIC Prefixes per ASN: 18.77 APNIC Region origin ASes announcing only one prefix: 1224 APNIC Region transit ASes present in the Internet Routing Table: 681 Average APNIC Region AS path length visible: 5.3 Max APNIC Region AS path length visible: 21 Number of APNIC addresses announced to Internet: 586546882 Equivalent to 34 /8s, 245 /16s and 254 /24s Percentage of available APNIC address space announced: 79.5

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: 141239 Total ARIN prefixes after maximum aggregation: 72745 ARIN Deaggregation factor: 1.94 Prefixes being announced from the ARIN address blocks: 111845 Unique aggregates announced from the ARIN address blocks: 44421 ARIN Region origin ASes present in the Internet Routing Table: 14163 ARIN Prefixes per ASN: 7.90 ARIN Region origin ASes announcing only one prefix: 5378 ARIN Region transit ASes present in the Internet Routing Table: 1464 Average ARIN Region AS path length visible: 4.3 Max ARIN Region AS path length visible: 27 Number of ARIN addresses announced to Internet: 751663753 Equivalent to 44 /8s, 205 /16s and 122 /24s Percentage of available ARIN address space announced: 63.1

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, 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: 84280 Total RIPE prefixes after maximum aggregation: 46449 RIPE Deaggregation factor: 1.81 Prefixes being announced from the RIPE address blocks: 76850 Unique aggregates announced from the RIPE address blocks: 48293 RIPE Region origin ASes present in the Internet Routing Table: 15257 RIPE Prefixes per ASN: 5.04 RIPE Region origin ASes announcing only one prefix: 7729 RIPE Region transit ASes present in the Internet Routing Table: 2387 Average RIPE Region AS path length visible: 5.0 Max RIPE Region AS path length visible: 23 Number of RIPE addresses announced to Internet: 457047817 Equivalent to 27 /8s, 61 /16s and 255 /24s Percentage of available RIPE address space announced: 75.7

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, 56320-58367 196608-198655 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: 31647 Total LACNIC prefixes after maximum aggregation: 7255 LACNIC Deaggregation factor: 4.36 Prefixes being announced from the LACNIC address blocks: 30401 Unique aggregates announced from the LACNIC address blocks: 15769 LACNIC Region origin ASes present in the Internet Routing Table: 1426 LACNIC Prefixes per ASN: 21.32 LACNIC Region origin ASes announcing only one prefix: 434 LACNIC Region transit ASes present in the Internet Routing Table: 248 Average LACNIC Region AS path length visible: 5.1 Max LACNIC Region AS path length visible: 23 Number of LACNIC addresses announced to Internet: 80240012 Equivalent to 4 /8s, 200 /16s and 93 /24s Percentage of available LACNIC address space announced: 59.8

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: 4694 Total AfriNIC prefixes after maximum aggregation: 1668 AfriNIC Deaggregation factor: 2.81 Prefixes being announced from the AfriNIC address blocks: 3499 Unique aggregates announced from the AfriNIC address blocks: 1577 AfriNIC Region origin ASes present in the Internet Routing Table: 406 AfriNIC Prefixes per ASN: 8.62 AfriNIC Region origin ASes announcing only one prefix: 123 AfriNIC Region transit ASes present in the Internet Routing Table: 92 Average AfriNIC Region AS path length visible: 4.2 Max AfriNIC Region AS path length visible: 33 Number of AfriNIC addresses announced to Internet: 18344960 Equivalent to 1 /8s, 23 /16s and 236 /24s Percentage of available AfriNIC address space announced: 36.4

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 1760 9484 516 Korea Telecom (KIX) 7545 1580 299 80 TPG Internet Pty Ltd 4755 1400 632 158 Videsh Sanchar Nigam Ltd. Aut 17974 1396 467 27 PT TELEKOMUNIKASI INDONESIA 24560 1094 317 180 Bharti Airtel Ltd. 9583 1044 76 487 Sify Limited 17488 965 162 103 Hathway IP Over Cable Interne 18101 921 116 140 Reliance Infocom Ltd Internet 4808 919 1970 260 CNCGROUP IP network: China169 9829 888 758 52 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 3709 3855 265 bellsouth.net, inc. 4323 2635 1109 404 Time Warner Telecom 19262 1841 4927 285 Verizon Global Networks 1785 1788 697 134 AppliedTheory Corporation 20115 1571 1535 642 Charter Communications 6478 1476 291 56 AT&T Worldnet Services 7018 1364 6683 884 AT&T WorldNet Services 2386 1294 554 933 AT&T Data Communications Serv 22773 1274 2864 77 Cox Communications, Inc. 11492 1269 235 74 Cable One

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 286 976 710 153 KPNQwest Backbone AS 9116 522 328 32 Goldenlines main autonomous s 6830 515 1764 319 UPC Distribution Services 3292 506 2011 391 TDC Tele Danmark 9198 465 266 14 Kazakhtelecom Corporate Sales 34984 458 97 137 Tellcom Iletisim Hizmetleri 8866 439 133 23 Bulgarian Telecommunication C 12479 413 577 6 Uni2 Autonomous System 8551 404 355 38 Bezeq International 3320 402 7618 351 Deutsche Telekom AG

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 1357 252 165 TVCABLE BOGOTA 8151 1335 2614 361 Uninet S.A. de C.V. 28573 1244 961 82 Types of queries are: POCs, o 6503 1150 355 78 AVANTEL, S.A. 7303 888 461 116 Telecom Argentina Stet-France 14420 614 55 90 Types of queries are: POCs, o 22047 566 310 15 Types of queries are: POCs, o 3816 530 222 99 COLOMBIA TELECOMUNICACIONES S 7738 478 922 30 Telecomunicacoes da Bahia S.A 27947 460 53 48 Telconet 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 3741 264 987 226 The Internet Solution 6713 203 199 12 Itissalat Al-MAGHRIB 33776 194 12 15 Starcomms Nigeria Limited 29571 193 17 11 Ci Telecom Autonomous system 16637 156 439 86 Johnnic e-Ventures 36874 139 24 6 Cybersmart 29975 131 475 17 Vodacom 37061 108 9 2 One Communications Ltd 15706 106 16 5 Sudatel Internet Exchange Aut 37054 85 5 21 Data Telecom Service

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 3709 3855 265 bellsouth.net, inc. 4323 2635 1109 404 Time Warner Telecom 19262 1841 4927 285 Verizon Global Networks 1785 1788 697 134 AppliedTheory Corporation 4766 1760 9484 516 Korea Telecom (KIX) 7545 1580 299 80 TPG Internet Pty Ltd 20115 1571 1535 642 Charter Communications 6478 1476 291 56 AT&T Worldnet Services 4755 1400 632 158 Videsh Sanchar Nigam Ltd. Aut 17974 1396 467 27 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 2635 2231 Time Warner Telecom 1785 1788 1654 AppliedTheory Corporation 19262 1841 1556 Verizon Global Networks 7545 1580 1500 TPG Internet Pty Ltd 6478 1476 1420 AT&T Worldnet Services 17974 1396 1369 PT TELEKOMUNIKASI INDONESIA 4766 1760 1244 Korea Telecom (KIX) 4755 1400 1242 Videsh Sanchar Nigam Ltd. Aut 22773 1274 1197 Cox Communications, Inc. 11492 1269 1195 Cable One

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 1239 Sprint 26973 UNALLOCATED 12.39.154.0/23 1239 Sprint 26973 UNALLOCATED 12.39.155.0/24 1239 Sprint 26973 UNALLOCATED 12.39.159.0/24 1239 Sprint 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 10.29.245.20/32 286 KPNQwest Backbone AS 10.29.245.21/32 286 KPNQwest Backbone AS 10.29.245.22/32 286 KPNQwest Backbone AS 10.29.245.25/32 286 KPNQwest Backbone AS 10.29.245.26/32 286 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 41.57.192.0/18 22750 BCSNET 41.78.192.0/22 30999 Emtel is GSM, 3G and ISP in M 41.222.79.0/24 36938 >>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 /8:19 /9:10 /10:26 /11:72 /12:215 /13:440 /14:770 /15:1384 /16:11574 /17:5813 /18:9522 /19:19232 /20:24871 /21:24896 /22:32712 /23:31579 /24:179644 /25:365 /26:350 /27:200 /28:377 /29:309 /30:719 /31:47 /32:653

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

ASN No of nets Total ann. Description 6389 2288 3709 bellsouth.net, inc. 6478 1430 1476 AT&T Worldnet Services 4323 1423 2635 Time Warner Telecom 10620 1248 1357 TVCABLE BOGOTA 11492 1225 1269 Cable One 18566 1106 1125 Covad Communications 7011 1065 1168 Citizens Utilities 1785 1059 1788 AppliedTheory Corporation 19262 954 1841 Verizon Global Networks 6503 934 1150 AVANTEL, S.A.

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

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

1:167 2:46 4:17 5:1 8:334 12:2032 13:1 14:381 15:15 16:3 17:8 20:9 23:1 24:1494 27:552 32:128 33:5 34:2 36:1 37:1 38:692 40:101 41:1619 42:1 44:3 46:517 47:5 49:144 50:74 52:12 55:7 56:2 57:41 58:871 59:485 60:391 61:1122 62:802 63:1930 64:3780 65:2336 66:4091 67:1789 68:1160 69:2977 70:758 71:397 72:2035 73:3 74:2366 75:305 76:338 77:860 78:692 79:448 80:1031 81:777 82:518 83:479 84:475 85:1072 86:516 87:761 88:364 89:1619 90:159 91:3440 92:494 93:1044 94:1175 95:788 96:422 97:249 98:763 99:33 101:24 107:3 108:81 109:873 110:470 111:695 112:313 113:351 114:495 115:635 116:894 117:668 118:646 119:1027 120:244 121:704 122:1609 123:1052 124:1291 125:1214 128:248 129:160 130:174 131:567 132:110 133:20 134:220 135:49 136:216 137:147 138:294 139:133 140:490 141:198 142:360 143:376 144:488 145:51 146:426 147:205 148:627 149:273 150:151 151:230 152:303 153:175 154:3 155:345 156:174 157:342 158:128 159:377 160:314 161:205 162:277 163:117 164:485 165:355 166:481 167:422 168:738 169:153 170:747 171:66 172:1 173:1277 174:520 175:311 176:1 177:4 178:763 180:767 182:403 183:251 184:239 186:957 187:796 188:911 189:1012 190:4443 192:5819 193:4822 194:3519 195:3076 196:1033 197:3 198:3565 199:3757 200:5581 201:1572 202:8422 203:8462 204:4098 205:2350 206:2600 207:2970 208:3900 209:3497 210:2637 211:1331 212:1902 213:1673 214:752 215:62 216:4853 217:1497 218:529 219:375 220:1205 221:450 222:343 223:93

End of report