Orbit

Routing Table Report 00:00 GMT Fri 22 Jul, 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: 370078 Prefixes after maximum aggregation: 166887 Deaggregation factor: 2.22 Unique aggregates announced to Internet: 180677 Total ASes present in the Internet Routing Table: 38287 Prefixes per ASN: 9.67 Origin-only ASes present in the Internet Routing Table: 31778 Origin ASes announcing only one prefix: 15242 Transit ASes present in the Internet Routing Table: 5227 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: 39 Max AS path prepend of ASN (22394) 31 Prefixes from unregistered ASNs in the Routing Table: 4020 Unregistered ASNs in the Routing Table: 579 Number of 32-bit ASNs allocated by the RIRs: 1583 Number of 32-bit ASNs visible in the Routing Table: 1282 Prefixes from 32-bit ASNs in the Routing Table: 2942 Special use prefixes present in the Routing Table: 78 Prefixes being announced from unallocated address space: 121 Number of addresses announced to Internet: 2484294983 Equivalent to 148 /8s, 19 /16s and 85 /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: 91.1 Total number of prefixes smaller than registry allocations: 153866

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

Prefixes being announced by APNIC Region ASes: 89249 Total APNIC prefixes after maximum aggregation: 29224 APNIC Deaggregation factor: 3.05 Prefixes being announced from the APNIC address blocks: 85924 Unique aggregates announced from the APNIC address blocks: 37407 APNIC Region origin ASes present in the Internet Routing Table: 4501 APNIC Prefixes per ASN: 19.09 APNIC Region origin ASes announcing only one prefix: 1264 APNIC Region transit ASes present in the Internet Routing Table: 707 Average APNIC Region AS path length visible: 4.5 Max APNIC Region AS path length visible: 24 Number of APNIC region 32-bit ASNs visible in the Routing Table: 61 Number of APNIC addresses announced to Internet: 622521857 Equivalent to 37 /8s, 26 /16s and 238 /24s Percentage of available APNIC address space announced: 78.9

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, 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: 144806 Total ARIN prefixes after maximum aggregation: 75094 ARIN Deaggregation factor: 1.93 Prefixes being announced from the ARIN address blocks: 116387 Unique aggregates announced from the ARIN address blocks: 46613 ARIN Region origin ASes present in the Internet Routing Table: 14512 ARIN Prefixes per ASN: 8.02 ARIN Region origin ASes announcing only one prefix: 5546 ARIN Region transit ASes present in the Internet Routing Table: 1517 Average ARIN Region AS path length visible: 4.0 Max ARIN Region AS path length visible: 35 Number of ARIN region 32-bit ASNs visible in the Routing Table: 13 Number of ARIN addresses announced to Internet: 802521240 Equivalent to 47 /8s, 213 /16s and 128 /24s Percentage of available ARIN address space announced: 63.8

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: 90026 Total RIPE prefixes after maximum aggregation: 49657 RIPE Deaggregation factor: 1.81 Prefixes being announced from the RIPE address blocks: 82711 Unique aggregates announced from the RIPE address blocks: 52750 RIPE Region origin ASes present in the Internet Routing Table: 15837 RIPE Prefixes per ASN: 5.22 RIPE Region origin ASes announcing only one prefix: 7834 RIPE Region transit ASes present in the Internet Routing Table: 2539 Average RIPE Region AS path length visible: 4.1 Max RIPE Region AS path length visible: 39 Number of RIPE region 32-bit ASNs visible in the Routing Table: 935 Number of RIPE addresses announced to Internet: 484566668 Equivalent to 28 /8s, 225 /16s and 230 /24s Percentage of available RIPE address space announced: 78.1

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: 34305 Total LACNIC prefixes after maximum aggregation: 7683 LACNIC Deaggregation factor: 4.47 Prefixes being announced from the LACNIC address blocks: 33439 Unique aggregates announced from the LACNIC address blocks: 17118 LACNIC Region origin ASes present in the Internet Routing Table: 1490 LACNIC Prefixes per ASN: 22.44 LACNIC Region origin ASes announcing only one prefix: 447 LACNIC Region transit ASes present in the Internet Routing Table: 271 Average LACNIC Region AS path length visible: 4.5 Max LACNIC Region AS path length visible: 19 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 269 Number of LACNIC addresses announced to Internet: 86179848 Equivalent to 5 /8s, 35 /16s and 0 /24s Percentage of available LACNIC address space announced: 57.1

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: 8461 Total AfriNIC prefixes after maximum aggregation: 1975 AfriNIC Deaggregation factor: 4.28 Prefixes being announced from the AfriNIC address blocks: 6539 Unique aggregates announced from the AfriNIC address blocks: 2001 AfriNIC Region origin ASes present in the Internet Routing Table: 474 AfriNIC Prefixes per ASN: 13.80 AfriNIC Region origin ASes announcing only one prefix: 151 AfriNIC Region transit ASes present in the Internet Routing Table: 105 Average AfriNIC Region AS path length visible: 4.1 Max AfriNIC Region AS path length visible: 25 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 4 Number of AfriNIC addresses announced to Internet: 24466688 Equivalent to 1 /8s, 117 /16s and 85 /24s Percentage of available AfriNIC address space announced: 36.5

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 4766 1911 11052 634 Korea Telecom (KIX) 17974 1787 516 31 PT TELEKOMUNIKASI INDONESIA 7545 1554 301 85 TPG Internet Pty Ltd 4755 1506 375 170 Videsh Sanchar Nigam Ltd. Aut 7552 1298 1064 7 Vietel Corporation 24560 1156 336 187 Bharti Airtel Ltd. 9829 1108 923 47 BSNL National Internet Backbo 9583 1061 77 502 Sify Limited 4808 1012 2053 286 CNCGROUP IP network: China169 17488 980 187 106 Hathway IP Over Cable Interne

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 3606 3818 238 bellsouth.net, inc. 18566 1957 372 223 Covad Communications 1785 1811 681 123 AppliedTheory Corporation 4323 1614 1098 401 Time Warner Telecom 20115 1589 1537 625 Charter Communications 7029 1388 1031 207 Windstream Communications Inc 7018 1375 7086 902 AT&T WorldNet Services 22773 1353 2897 89 Cox Communications, Inc. 2386 1258 520 907 AT&T Data Communications Serv 7011 1158 279 623 Citizens Utilities

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 1030 797 186 KPNQwest Backbone AS 9116 540 326 31 Goldenlines main autonomous s 34984 534 106 185 Tellcom Iletisim Hizmetleri 3292 521 2078 403 TDC Tele Danmark 6830 513 1788 317 UPC Distribution Services 20940 467 133 360 Akamai Technologies European 12479 455 593 7 Uni2 Autonomous System 8866 452 133 25 Bulgarian Telecommunication C 29049 432 32 47 AzerSat LLC. 3320 423 8151 369 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 1559 287 163 TVCABLE BOGOTA 8151 1427 2728 354 Uninet S.A. de C.V. 28573 1282 995 78 Types of queries are: POCs, o 7303 1009 513 178 Telecom Argentina Stet-France 6503 761 354 75 AVANTEL, S.A. 14420 699 56 84 Types of queries are: POCs, o 22047 578 322 17 Types of queries are: POCs, o 10481 548 430 20 Prima S.A. 3816 534 232 96 COLOMBIA TELECOMUNICACIONES S 27947 522 54 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 8452 817 445 11 TEDATA 24863 792 147 41 LINKdotNET AS number 15475 512 74 8 Nile Online 36992 317 415 15 Etisalat MISR 16637 297 441 87 Johnnic e-Ventures 3741 265 937 226 The Internet Solution 6713 241 215 13 Itissalat Al-MAGHRIB 33776 226 13 5 Starcomms Nigeria Limited 24835 178 78 10 RAYA Telecom - Egypt 29571 159 17 12 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 3606 3818 238 bellsouth.net, inc. 23456 2942 713 1584 >>UNKNOWN<< 18566 1957 372 223 Covad Communications 4766 1911 11052 634 Korea Telecom (KIX) 1785 1811 681 123 AppliedTheory Corporation 17974 1787 516 31 PT TELEKOMUNIKASI INDONESIA 4323 1614 1098 401 Time Warner Telecom 20115 1589 1537 625 Charter Communications 10620 1559 287 163 TVCABLE BOGOTA 7545 1554 301 85 TPG Internet Pty Ltd

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 1787 1756 PT TELEKOMUNIKASI INDONESIA 18566 1957 1734 Covad Communications 1785 1811 1688 AppliedTheory Corporation 7545 1554 1469 TPG Internet Pty Ltd 10620 1559 1396 TVCABLE BOGOTA 23456 2942 1358 >>UNKNOWN<< 4755 1506 1336 Videsh Sanchar Nigam Ltd. Aut 7552 1298 1291 Vietel Corporation 4766 1911 1277 Korea Telecom (KIX) 22773 1353 1264 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 4323 Time Warner Telecom 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 /11:80 /12:232 /13:465 /14:803 /15:1425 /16:12128 /17:6140 /18:10133 /19:20058 /20:27334 /21:26820 /22:35359 /23:34430 /24:191612 /25:389 /26:355 /27:183 /28:368 /29:281 /30:700 /31:63 /32:661

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

ASN No of nets Total ann. Description 6389 2227 3606 bellsouth.net, inc. 18566 1907 1957 Covad Communications 23456 1462 2942 >>UNKNOWN<< 10620 1454 1559 TVCABLE BOGOTA 11492 1095 1141 Cable One 7029 1072 1388 Windstream Communications Inc 7011 1056 1158 Citizens Utilities 1785 1055 1811 AppliedTheory Corporation 6478 1013 1042 AT&T Worldnet Services 286 891 1030 KPNQwest Backbone AS

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

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

1:327 2:68 4:20 5:1 6:3 8:339 12:1968 13:1 14:487 15:15 16:3 17:5 20:10 23:14 24:1683 27:841 31:508 32:135 33:4 34:2 36:4 38:732 40:104 41:2602 42:34 44:3 46:1049 47:3 49:201 50:383 52:13 54:2 55:7 56:2 57:45 58:862 59:482 60:385 61:1183 62:1056 63:1957 64:4045 65:2298 66:3911 67:1908 68:1286 69:3163 70:774 71:277 72:1871 73:1 74:2403 75:330 76:348 77:931 78:716 79:485 80:1121 81:881 82:516 83:470 84:700 85:1080 86:538 87:784 88:339 89:1573 90:224 91:3981 92:525 93:1071 94:1380 95:917 96:374 97:262 98:927 99:37 101:78 103:142 106:73 107:23 108:64 109:1031 110:619 111:710 112:305 113:413 114:559 115:687 116:1000 117:690 118:866 119:1175 120:315 121:692 122:1608 123:969 124:1305 125:1279 128:247 129:174 130:170 131:576 132:109 133:21 134:215 135:47 136:215 137:138 138:299 139:129 140:483 141:221 142:406 143:415 144:478 145:54 146:455 147:222 148:669 149:249 150:161 151:167 152:341 153:182 154:4 155:398 156:199 157:352 158:140 159:455 160:315 161:204 162:310 163:166 164:501 165:397 166:533 167:436 168:740 169:154 170:848 171:80 172:1 173:1622 174:612 175:382 176:144 177:158 178:1010 180:913 181:24 182:511 183:215 184:345 185:1 186:1304 187:777 188:872 189:947 190:5011 192:5941 193:5020 194:3582 195:3184 196:1212 197:41 198:3592 199:3989 200:5568 201:1478 202:8428 203:8453 204:4235 205:2350 206:2732 207:2822 208:4115 209:3516 210:2687 211:1455 212:2144 213:1818 214:767 215:70 216:5001 217:1684 218:547 219:351 220:1236 221:498 222:360 223:219

End of report