Orbit

Routing Table Report 00:00 GMT Thu 29 Sep, 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: 378854 Prefixes after maximum aggregation: 169540 Deaggregation factor: 2.23 Unique aggregates announced to Internet: 180177 Total ASes present in the Internet Routing Table: 38938 Prefixes per ASN: 9.73 Origin-only ASes present in the Internet Routing Table: 32231 Origin ASes announcing only one prefix: 15493 Transit ASes present in the Internet Routing Table: 5258 Transit-only ASes present in the Internet Routing Table: 142 Average AS path length visible in the Internet Routing Table: 4.2 Max AS path length visible: 32 Max AS path prepend of ASN (36992) 22 Prefixes from unregistered ASNs in the Routing Table: 4785 Unregistered ASNs in the Routing Table: 802 Number of 32-bit ASNs allocated by the RIRs: 1786 Number of 32-bit ASNs visible in the Routing Table: 1449 Prefixes from 32-bit ASNs in the Routing Table: 3320 Special use prefixes present in the Routing Table: 82 Prefixes being announced from unallocated address space: 100 Number of addresses announced to Internet: 2310818966 Equivalent to 137 /8s, 188 /16s and 76 /24s Percentage of available address space announced: 62.3 Percentage of allocated address space announced: 62.3 Percentage of available address space allocated: 100.0 Percentage of address space in use by end-sites: 91.4 Total number of prefixes smaller than registry allocations: 157402

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

Prefixes being announced by APNIC Region ASes: 92349 Total APNIC prefixes after maximum aggregation: 29554 APNIC Deaggregation factor: 3.12 Prefixes being announced from the APNIC address blocks: 88909 Unique aggregates announced from the APNIC address blocks: 36853 APNIC Region origin ASes present in the Internet Routing Table: 4554 APNIC Prefixes per ASN: 19.52 APNIC Region origin ASes announcing only one prefix: 1267 APNIC Region transit ASes present in the Internet Routing Table: 717 Average APNIC Region AS path length visible: 4.4 Max APNIC Region AS path length visible: 23 Number of APNIC region 32-bit ASNs visible in the Routing Table: 88 Number of APNIC addresses announced to Internet: 611142656 Equivalent to 36 /8s, 109 /16s and 76 /24s Percentage of available APNIC address space announced: 77.5

APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431 (pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079, 55296-56319, 58368-59391, 131072-132095, 132096-133119 APNIC Address Blocks 1/8, 14/8, 27/8, 36/8, 39/8, 42/8, 43/8, 49/8, 58/8, 59/8, 60/8, 61/8, 101/8, 103/8, 106/8, 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: 147324 Total ARIN prefixes after maximum aggregation: 75938 ARIN Deaggregation factor: 1.94 Prefixes being announced from the ARIN address blocks: 119088 Unique aggregates announced from the ARIN address blocks: 45321 ARIN Region origin ASes present in the Internet Routing Table: 14704 ARIN Prefixes per ASN: 8.10 ARIN Region origin ASes announcing only one prefix: 5640 ARIN Region transit ASes present in the Internet Routing Table: 1554 Average ARIN Region AS path length visible: 3.7 Max ARIN Region AS path length visible: 22 Number of ARIN region 32-bit ASNs visible in the Routing Table: 12 Number of ARIN addresses announced to Internet: 667527068 Equivalent to 39 /8s, 201 /16s and 167 /24s Percentage of available ARIN address space announced: 53.1

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, 45/8, 47/8, 48/8, 50/8, 52/8, 53/8, 54/8, 55/8, 56/8, 57/8, 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, 104/8, 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: 91533 Total RIPE prefixes after maximum aggregation: 50516 RIPE Deaggregation factor: 1.81 Prefixes being announced from the RIPE address blocks: 83401 Unique aggregates announced from the RIPE address blocks: 52895 RIPE Region origin ASes present in the Internet Routing Table: 16018 RIPE Prefixes per ASN: 5.21 RIPE Region origin ASes announcing only one prefix: 7977 RIPE Region transit ASes present in the Internet Routing Table: 2531 Average RIPE Region AS path length visible: 4.5 Max RIPE Region AS path length visible: 32 Number of RIPE region 32-bit ASNs visible in the Routing Table: 1028 Number of RIPE addresses announced to Internet: 474567116 Equivalent to 28 /8s, 73 /16s and 81 /24s Percentage of available RIPE address space announced: 76.4

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, 185/8, 193/8, 194/8, 195/8, 212/8, 213/8, 217/8,

LACNIC Region Analysis Summary ------------------------------

Prefixes being announced by LACNIC Region ASes: 35561 Total LACNIC prefixes after maximum aggregation: 7848 LACNIC Deaggregation factor: 4.53 Prefixes being announced from the LACNIC address blocks: 34833 Unique aggregates announced from the LACNIC address blocks: 17971 LACNIC Region origin ASes present in the Internet Routing Table: 1533 LACNIC Prefixes per ASN: 22.72 LACNIC Region origin ASes announcing only one prefix: 454 LACNIC Region transit ASes present in the Internet Routing Table: 278 Average LACNIC Region AS path length visible: 4.7 Max LACNIC Region AS path length visible: 20 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 317 Number of LACNIC addresses announced to Internet: 89298184 Equivalent to 5 /8s, 82 /16s and 149 /24s Percentage of available LACNIC address space announced: 59.1

LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247, 262144-263167 plus ERX transfers LACNIC Address Blocks 177/8, 179/8, 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: 8575 Total AfriNIC prefixes after maximum aggregation: 2010 AfriNIC Deaggregation factor: 4.27 Prefixes being announced from the AfriNIC address blocks: 6637 Unique aggregates announced from the AfriNIC address blocks: 1959 AfriNIC Region origin ASes present in the Internet Routing Table: 490 AfriNIC Prefixes per ASN: 13.54 AfriNIC Region origin ASes announcing only one prefix: 155 AfriNIC Region transit ASes present in the Internet Routing Table: 107 Average AfriNIC Region AS path length visible: 4.3 Max AfriNIC Region AS path length visible: 24 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 4 Number of AfriNIC addresses announced to Internet: 27355904 Equivalent to 1 /8s, 161 /16s and 107 /24s Percentage of available AfriNIC address space announced: 40.8

AfriNIC AS Blocks 36864-37887, 327680-328703 & ERX transfers AfriNIC Address Blocks 41/8, 102/8, 105/8, 197/8,

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

ASN No of nets /20 equiv MaxAgg Description 17974 2017 519 33 PT TELEKOMUNIKASI INDONESIA 4766 1939 11040 650 Korea Telecom (KIX) 7545 1604 303 86 TPG Internet Pty Ltd 4755 1539 378 173 Videsh Sanchar Nigam Ltd. Aut 7552 1392 1064 7 Vietel Corporation 24560 1183 346 189 Bharti Airtel Ltd. 9829 1158 989 28 BSNL National Internet Backbo 4808 1090 2124 311 CNCGROUP IP network: China169 9583 1086 80 502 Sify Limited 18101 951 118 141 Reliance Infocom Ltd Internet

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 3560 3817 225 bellsouth.net, inc. 18566 1915 366 239 Covad Communications 1785 1829 680 124 AppliedTheory Corporation 7029 1732 1018 219 Windstream Communications Inc 4323 1624 1098 391 Time Warner Telecom 20115 1595 1543 636 Charter Communications 22773 1460 2907 99 Cox Communications, Inc. 30036 1406 261 670 Mediacom Communications Corp 19262 1394 4728 400 Verizon Global Networks 7018 1341 7051 872 AT&T WorldNet Services

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 8402 1070 352 13 Corbina telecom 286 1064 824 199 KPNQwest Backbone AS 34984 575 108 179 Tellcom Iletisim Hizmetleri 20940 542 182 418 Akamai Technologies European 9116 540 326 31 Goldenlines main autonomous s 6830 533 1813 324 UPC Distribution Services 3292 529 2082 408 TDC Tele Danmark 3320 501 8169 383 Deutsche Telekom AG 12479 475 593 7 Uni2 Autonomous System 8866 458 133 26 Bulgarian Telecommunication C

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 1681 310 155 TVCABLE BOGOTA 8151 1446 2798 352 Uninet S.A. de C.V. 28573 1358 1013 70 Types of queries are: POCs, o 7303 1163 682 174 Telecom Argentina Stet-France 14420 736 58 88 Types of queries are: POCs, o 6503 588 450 71 AVANTEL, S.A. 27947 584 55 82 Telconet S.A 22047 580 322 17 Types of queries are: POCs, o 10481 548 430 20 Prima S.A. 3816 535 232 98 COLOMBIA TELECOMUNICACIONES S

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 24863 813 147 37 LINKdotNET AS number 8452 689 445 11 TEDATA 15475 450 74 8 Nile Online 36992 292 415 14 Etisalat MISR 3741 274 938 229 The Internet Solution 15706 244 32 6 Sudatel Internet Exchange Aut 6713 242 519 14 Itissalat Al-MAGHRIB 33776 239 13 8 Starcomms Nigeria Limited 12258 199 28 59 YEBO-AS 29571 192 17 11 Ci Telecom Autonomous system

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 3560 3817 225 bellsouth.net, inc. 17974 2017 519 33 PT TELEKOMUNIKASI INDONESIA 4766 1939 11040 650 Korea Telecom (KIX) 18566 1915 366 239 Covad Communications 1785 1829 680 124 AppliedTheory Corporation 7029 1732 1018 219 Windstream Communications Inc 10620 1681 310 155 TVCABLE BOGOTA 4323 1624 1098 391 Time Warner Telecom 7545 1604 303 86 TPG Internet Pty Ltd 20115 1595 1543 636 Charter Communications

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

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

ASN No of nets Net Savings Description 17974 2017 1984 PT TELEKOMUNIKASI INDONESIA 1785 1829 1705 AppliedTheory Corporation 18566 1915 1676 Covad Communications 23456 3320 1526 >>UNKNOWN<< 10620 1681 1526 TVCABLE BOGOTA 7545 1604 1518 TPG Internet Pty Ltd 7029 1732 1513 Windstream Communications Inc 7552 1392 1385 Vietel Corporation 4755 1539 1366 Videsh Sanchar Nigam Ltd. Aut 22773 1460 1361 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 15132 UNALLOCATED 12.9.150.0/24 7018 AT&T WorldNet Servic 32567 UNALLOCATED 12.14.170.0/24 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 13317 UNALLOCATED 12.44.10.0/24 7018 AT&T WorldNet Servic 23502 UNALLOCATED 12.44.44.0/24 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 24.225.128.0/18 36377 Comcast Telecommunications, I 24.225.192.0/23 36377 Comcast Telecommunications, I 24.225.192.0/18 36377 Comcast Telecommunications, I 24.225.224.0/21 36377 Comcast Telecommunications, I 24.225.237.0/24 36377 Comcast Telecommunications, I 24.225.248.0/21 36377 Comcast Telecommunications, I 41.222.79.0/24 36938 >>UNKNOWN<< 41.223.92.0/22 36936 >>UNKNOWN<< 62.61.220.0/24 24974 Tachyon Europe BV - Wireless 62.61.221.0/24 24974 Tachyon Europe BV - Wireless

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 /8:20 /9:12 /10:27 /11:81 /12:234 /13:463 /14:809 /15:1456 /16:12116 /17:6247 /18:10339 /19:20340 /20:28215 /21:27696 /22:37155 /23:35413 /24:196445 /25:73 /26:88 /27:115 /28:286 /29:101 /30:557 /31:73 /32:493

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

ASN No of nets Total ann. Description 6389 2197 3560 bellsouth.net, inc. 18566 1870 1915 Covad Communications 10620 1576 1681 TVCABLE BOGOTA 7029 1421 1732 Windstream Communications Inc 30036 1363 1406 Mediacom Communications Corp 11492 1115 1153 Cable One 7011 1054 1175 Citizens Utilities 1785 1053 1829 AppliedTheory Corporation 8402 1017 1070 Corbina telecom 22773 949 1460 Cox Communications, Inc.

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

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

1:385 2:322 4:19 5:1 6:3 8:357 12:1960 13:1 14:533 15:13 16:3 17:7 20:10 23:35 24:1692 27:948 31:558 32:149 33:4 34:2 36:4 38:751 40:108 41:2667 42:49 44:3 46:997 47:3 49:262 50:430 52:13 54:2 55:3 56:2 57:47 58:880 59:493 60:363 61:1181 62:1099 63:1959 64:4096 65:2306 66:4019 67:1980 68:1298 69:3310 70:861 71:377 72:1890 73:1 74:2508 75:361 76:349 77:876 78:816 79:490 80:1127 81:853 82:514 83:556 84:629 85:1093 86:417 87:882 88:357 89:1597 90:268 91:4142 92:534 93:1310 94:1291 95:928 96:441 97:277 98:933 99:37 101:208 103:325 106:70 107:53 108:80 109:1042 110:672 111:790 112:322 113:453 114:570 115:697 116:903 117:706 118:905 119:1207 120:282 121:700 122:1611 123:1012 124:1335 125:1394 128:245 129:181 130:164 131:581 132:115 133:21 134:215 135:54 136:213 137:139 138:288 139:133 140:496 141:291 142:391 143:419 144:483 145:63 146:472 147:226 148:686 149:262 150:152 151:193 152:446 153:177 154:6 155:388 156:207 157:362 158:146 159:465 160:323 161:205 162:336 163:177 164:508 165:383 166:539 167:433 168:741 169:148 170:866 171:84 172:1 173:1658 174:654 175:413 176:217 177:306 178:1033 180:1097 181:37 182:632 183:212 184:369 185:1 186:1468 187:670 188:931 189:861 190:5172 192:5945 193:5032 194:3553 195:3093 196:1260 197:176 198:3671 199:4143 200:5522 201:1641 202:8583 203:8563 204:4261 205:2380 206:2736 207:2830 208:4167 209:3549 210:2730 211:1559 212:2097 213:1774 214:781 215:75 216:4953 217:1607 218:556 219:339 220:1229 221:501 222:342 223:263

End of report