Orbit

Routing Table Report 00:00 GMT Wed 28 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: 378448 Prefixes after maximum aggregation: 169492 Deaggregation factor: 2.23 Unique aggregates announced to Internet: 180459 Total ASes present in the Internet Routing Table: 38925 Prefixes per ASN: 9.72 Origin-only ASes present in the Internet Routing Table: 32241 Origin ASes announcing only one prefix: 15488 Transit ASes present in the Internet Routing Table: 5242 Transit-only ASes present in the Internet Routing Table: 142 Average AS path length visible in the Internet Routing Table: 4.1 Max AS path length visible: 32 Max AS path prepend of ASN (36992) 22 Prefixes from unregistered ASNs in the Routing Table: 4708 Unregistered ASNs in the Routing Table: 795 Number of 32-bit ASNs allocated by the RIRs: 1774 Number of 32-bit ASNs visible in the Routing Table: 1442 Prefixes from 32-bit ASNs in the Routing Table: 3300 Special use prefixes present in the Routing Table: 82 Prefixes being announced from unallocated address space: 97 Number of addresses announced to Internet: 2482061462 Equivalent to 147 /8s, 241 /16s and 64 /24s Percentage of available address space announced: 67.0 Percentage of allocated address space announced: 67.0 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: 157343

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

Prefixes being announced by APNIC Region ASes: 92054 Total APNIC prefixes after maximum aggregation: 29589 APNIC Deaggregation factor: 3.11 Prefixes being announced from the APNIC address blocks: 88677 Unique aggregates announced from the APNIC address blocks: 38051 APNIC Region origin ASes present in the Internet Routing Table: 4558 APNIC Prefixes per ASN: 19.46 APNIC Region origin ASes announcing only one prefix: 1264 APNIC Region transit ASes present in the Internet Routing Table: 717 Average APNIC Region AS path length visible: 4.3 Max APNIC Region AS path length visible: 23 Number of APNIC region 32-bit ASNs visible in the Routing Table: 89 Number of APNIC addresses announced to Internet: 628165888 Equivalent to 37 /8s, 113 /16s and 13 /24s Percentage of available APNIC address space announced: 79.7

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: 147257 Total ARIN prefixes after maximum aggregation: 75911 ARIN Deaggregation factor: 1.94 Prefixes being announced from the ARIN address blocks: 119034 Unique aggregates announced from the ARIN address blocks: 43185 ARIN Region origin ASes present in the Internet Routing Table: 14709 ARIN Prefixes per ASN: 8.09 ARIN Region origin ASes announcing only one prefix: 5650 ARIN Region transit ASes present in the Internet Routing Table: 1550 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: 806174364 Equivalent to 48 /8s, 13 /16s and 62 /24s Percentage of available ARIN address space announced: 64.1

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: 91599 Total RIPE prefixes after maximum aggregation: 50485 RIPE Deaggregation factor: 1.81 Prefixes being announced from the RIPE address blocks: 83465 Unique aggregates announced from the RIPE address blocks: 54104 RIPE Region origin ASes present in the Internet Routing Table: 16007 RIPE Prefixes per ASN: 5.21 RIPE Region origin ASes announcing only one prefix: 7969 RIPE Region transit ASes present in the Internet Routing Table: 2529 Average RIPE Region AS path length visible: 4.4 Max RIPE Region AS path length visible: 32 Number of RIPE region 32-bit ASNs visible in the Routing Table: 1023 Number of RIPE addresses announced to Internet: 490139084 Equivalent to 29 /8s, 54 /16s and 237 /24s Percentage of available RIPE address space announced: 79.0

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, 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: 35565 Total LACNIC prefixes after maximum aggregation: 7825 LACNIC Deaggregation factor: 4.55 Prefixes being announced from the LACNIC address blocks: 34779 Unique aggregates announced from the LACNIC address blocks: 17949 LACNIC Region origin ASes present in the Internet Routing Table: 1530 LACNIC Prefixes per ASN: 22.73 LACNIC Region origin ASes announcing only one prefix: 452 LACNIC Region transit ASes present in the Internet Routing Table: 275 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: 314 Number of LACNIC addresses announced to Internet: 89371912 Equivalent to 5 /8s, 83 /16s and 181 /24s Percentage of available LACNIC address space announced: 59.2

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: 8473 Total AfriNIC prefixes after maximum aggregation: 2009 AfriNIC Deaggregation factor: 4.22 Prefixes being announced from the AfriNIC address blocks: 6577 Unique aggregates announced from the AfriNIC address blocks: 2004 AfriNIC Region origin ASes present in the Internet Routing Table: 488 AfriNIC Prefixes per ASN: 13.48 AfriNIC Region origin ASes announcing only one prefix: 153 AfriNIC Region transit ASes present in the Internet Routing Table: 103 Average AfriNIC Region AS path length visible: 3.8 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: 27354624 Equivalent to 1 /8s, 161 /16s and 102 /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 2004 519 33 PT TELEKOMUNIKASI INDONESIA 4766 1939 11056 650 Korea Telecom (KIX) 7545 1604 303 86 TPG Internet Pty Ltd 4755 1540 634 174 Videsh Sanchar Nigam Ltd. Aut 7552 1392 1064 7 Vietel Corporation 24560 1181 337 193 Bharti Airtel Ltd. 9829 1159 989 28 BSNL National Internet Backbo 4808 1092 2125 312 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 3561 3817 226 bellsouth.net, inc. 18566 1915 366 239 Covad Communications 1785 1828 680 124 AppliedTheory Corporation 7029 1732 1018 219 Windstream Communications Inc 4323 1624 1098 391 Time Warner Telecom 20115 1594 1543 636 Charter Communications 22773 1459 2907 99 Cox Communications, Inc. 30036 1413 263 674 Mediacom Communications Corp 19262 1394 4728 400 Verizon Global Networks 7018 1340 7051 871 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 286 1062 824 199 KPNQwest Backbone AS 8402 1060 352 13 Corbina telecom 34984 574 108 178 Tellcom Iletisim Hizmetleri 20940 543 182 418 Akamai Technologies European 9116 540 326 31 Goldenlines main autonomous s 6830 534 1813 325 UPC Distribution Services 3292 530 2082 408 TDC Tele Danmark 3320 501 8169 383 Deutsche Telekom AG 12479 476 594 8 Uni2 Autonomous System 8866 461 133 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 1456 2805 349 Uninet S.A. de C.V. 28573 1355 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 587 450 70 AVANTEL, S.A. 27947 585 56 76 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 811 147 43 LINKdotNET AS number 8452 711 445 11 TEDATA 15475 450 74 8 Nile Online 36992 293 415 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 3561 3817 226 bellsouth.net, inc. 17974 2004 519 33 PT TELEKOMUNIKASI INDONESIA 4766 1939 11056 650 Korea Telecom (KIX) 18566 1915 366 239 Covad Communications 1785 1828 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 1594 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 2004 1971 PT TELEKOMUNIKASI INDONESIA 1785 1828 1704 AppliedTheory Corporation 18566 1915 1676 Covad Communications 10620 1681 1526 TVCABLE BOGOTA 7545 1604 1518 TPG Internet Pty Ltd 7029 1732 1513 Windstream Communications Inc 23456 3300 1507 >>UNKNOWN<< 7552 1392 1385 Vietel Corporation 4755 1540 1366 Videsh Sanchar Nigam Ltd. Aut 22773 1459 1360 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 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 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 /8:21 /9:12 /10:27 /11:81 /12:235 /13:464 /14:808 /15:1452 /16:12111 /17:6243 /18:10336 /19:20375 /20:28213 /21:27589 /22:37048 /23:35437 /24:196195 /25:74 /26:88 /27:121 /28:293 /29:104 /30:554 /31:73 /32:494

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

ASN No of nets Total ann. Description 6389 2197 3561 bellsouth.net, inc. 18566 1870 1915 Covad Communications 10620 1576 1681 TVCABLE BOGOTA 23456 1576 3300 # 7029 1421 1732 Windstream Communications Inc 30036 1370 1413 Mediacom Communications Corp 11492 1115 1153 Cable One 7011 1060 1185 Citizens Utilities 1785 1052 1828 AppliedTheory Corporation 8402 1007 1060 Corbina telecom

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

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

1:383 2:319 4:19 5:1 6:3 8:354 12:1964 13:1 14:534 15:13 16:3 17:8 20:9 23:35 24:1690 27:942 31:555 32:149 33:4 34:2 36:4 38:749 40:108 41:2589 42:49 44:3 46:993 47:3 49:262 50:428 52:13 54:2 55:3 56:2 57:47 58:884 59:493 60:364 61:1180 62:1100 63:1962 64:4096 65:2305 66:4015 67:1974 68:1294 69:3307 70:861 71:377 72:1885 73:1 74:2509 75:361 76:349 77:875 78:814 79:492 80:1130 81:853 82:514 83:557 84:638 85:1091 86:417 87:884 88:357 89:1611 90:268 91:4137 92:535 93:1308 94:1294 95:926 96:439 97:276 98:933 99:37 101:209 103:325 106:70 107:53 108:80 109:1044 110:674 111:790 112:323 113:450 114:571 115:697 116:909 117:706 118:901 119:1213 120:335 121:700 122:1610 123:1013 124:1339 125:1393 128:245 129:181 130:166 131:583 132:115 133:21 134:215 135:54 136:213 137:138 138:288 139:133 140:495 141:290 142:391 143:413 144:489 145:61 146:473 147:226 148:694 149:261 150:153 151:193 152:446 153:177 154:6 155:388 156:207 157:362 158:146 159:463 160:323 161:204 162:340 163:177 164:508 165:403 166:538 167:434 168:746 169:148 170:864 171:83 172:1 173:1661 174:653 175:412 176:217 177:283 178:1030 180:1092 181:37 182:631 183:223 184:368 185:1 186:1468 187:674 188:928 189:844 190:5173 192:5943 193:5031 194:3552 195:3098 196:1235 197:176 198:3608 199:4139 200:5523 201:1636 202:8569 203:8494 204:4263 205:2363 206:2735 207:2833 208:4168 209:3542 210:2729 211:1469 212:2134 213:1784 214:778 215:75 216:4952 217:1612 218:565 219:339 220:1231 221:511 222:344 223:263

End of report