Orbit

Routing Table Report 00:00 GMT Fri 29 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: 371288 Prefixes after maximum aggregation: 167224 Deaggregation factor: 2.22 Unique aggregates announced to Internet: 181164 Total ASes present in the Internet Routing Table: 38337 Prefixes per ASN: 9.68 Origin-only ASes present in the Internet Routing Table: 31826 Origin ASes announcing only one prefix: 15259 Transit ASes present in the Internet Routing Table: 5217 Transit-only ASes present in the Internet Routing Table: 132 Average AS path length visible in the Internet Routing Table: 4.5 Max AS path length visible: 35 Max AS path prepend of ASN (22394) 31 Prefixes from unregistered ASNs in the Routing Table: 4120 Unregistered ASNs in the Routing Table: 595 Number of 32-bit ASNs allocated by the RIRs: 1600 Number of 32-bit ASNs visible in the Routing Table: 1294 Prefixes from 32-bit ASNs in the Routing Table: 2975 Special use prefixes present in the Routing Table: 78 Prefixes being announced from unallocated address space: 119 Number of addresses announced to Internet: 2487745415 Equivalent to 148 /8s, 71 /16s and 251 /24s Percentage of available address space announced: 67.1 Percentage of allocated address space announced: 67.1 Percentage of available address space allocated: 100.0 Percentage of address space in use by end-sites: 91.2 Total number of prefixes smaller than registry allocations: 154506

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

Prefixes being announced by APNIC Region ASes: 89380 Total APNIC prefixes after maximum aggregation: 29304 APNIC Deaggregation factor: 3.05 Prefixes being announced from the APNIC address blocks: 86132 Unique aggregates announced from the APNIC address blocks: 37420 APNIC Region origin ASes present in the Internet Routing Table: 4507 APNIC Prefixes per ASN: 19.11 APNIC Region origin ASes announcing only one prefix: 1262 APNIC Region transit ASes present in the Internet Routing Table: 708 Average APNIC Region AS path length visible: 5.0 Max APNIC Region AS path length visible: 21 Number of APNIC region 32-bit ASNs visible in the Routing Table: 64 Number of APNIC addresses announced to Internet: 622356225 Equivalent to 37 /8s, 24 /16s and 103 /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: 145539 Total ARIN prefixes after maximum aggregation: 75162 ARIN Deaggregation factor: 1.94 Prefixes being announced from the ARIN address blocks: 116999 Unique aggregates announced from the ARIN address blocks: 46714 ARIN Region origin ASes present in the Internet Routing Table: 14528 ARIN Prefixes per ASN: 8.05 ARIN Region origin ASes announcing only one prefix: 5557 ARIN Region transit ASes present in the Internet Routing Table: 1498 Average ARIN Region AS path length visible: 4.3 Max ARIN Region AS path length visible: 35 Number of ARIN region 32-bit ASNs visible in the Routing Table: 12 Number of ARIN addresses announced to Internet: 802998680 Equivalent to 47 /8s, 220 /16s and 201 /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: 90225 Total RIPE prefixes after maximum aggregation: 49805 RIPE Deaggregation factor: 1.81 Prefixes being announced from the RIPE address blocks: 82825 Unique aggregates announced from the RIPE address blocks: 52865 RIPE Region origin ASes present in the Internet Routing Table: 15859 RIPE Prefixes per ASN: 5.22 RIPE Region origin ASes announcing only one prefix: 7848 RIPE Region transit ASes present in the Internet Routing Table: 2555 Average RIPE Region AS path length visible: 4.0 Max RIPE Region AS path length visible: 25 Number of RIPE region 32-bit ASNs visible in the Routing Table: 939 Number of RIPE addresses announced to Internet: 485066828 Equivalent to 28 /8s, 233 /16s and 136 /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: 34464 Total LACNIC prefixes after maximum aggregation: 7688 LACNIC Deaggregation factor: 4.48 Prefixes being announced from the LACNIC address blocks: 33634 Unique aggregates announced from the LACNIC address blocks: 17293 LACNIC Region origin ASes present in the Internet Routing Table: 1492 LACNIC Prefixes per ASN: 22.54 LACNIC Region origin ASes announcing only one prefix: 439 LACNIC Region transit ASes present in the Internet Routing Table: 274 Average LACNIC Region AS path length visible: 4.6 Max LACNIC Region AS path length visible: 19 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 275 Number of LACNIC addresses announced to Internet: 87084552 Equivalent to 5 /8s, 48 /16s and 206 /24s Percentage of available LACNIC address space announced: 57.7

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: 8392 Total AfriNIC prefixes after maximum aggregation: 1982 AfriNIC Deaggregation factor: 4.23 Prefixes being announced from the AfriNIC address blocks: 6473 Unique aggregates announced from the AfriNIC address blocks: 2021 AfriNIC Region origin ASes present in the Internet Routing Table: 477 AfriNIC Prefixes per ASN: 13.57 AfriNIC Region origin ASes announcing only one prefix: 153 AfriNIC Region transit ASes present in the Internet Routing Table: 104 Average AfriNIC Region AS path length visible: 4.4 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: 25827584 Equivalent to 1 /8s, 138 /16s and 25 /24s Percentage of available AfriNIC address space announced: 38.5

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 1924 11053 643 Korea Telecom (KIX) 17974 1783 508 32 PT TELEKOMUNIKASI INDONESIA 7545 1559 301 86 TPG Internet Pty Ltd 4755 1510 375 171 Videsh Sanchar Nigam Ltd. Aut 7552 1265 1064 7 Vietel Corporation 24560 1193 336 187 Bharti Airtel Ltd. 9829 1114 929 42 BSNL National Internet Backbo 9583 1075 80 510 Sify Limited 17488 981 188 113 Hathway IP Over Cable Interne 4808 959 2016 274 CNCGROUP IP network: China169

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 3616 3818 237 bellsouth.net, inc. 18566 1957 372 223 Covad Communications 1785 1813 681 121 AppliedTheory Corporation 7029 1648 1031 209 Windstream Communications Inc 4323 1615 1098 402 Time Warner Telecom 20115 1591 1538 623 Charter Communications 19262 1412 4760 392 Verizon Global Networks 22773 1405 2900 90 Cox Communications, Inc. 7018 1367 7085 894 AT&T WorldNet Services 2386 1258 520 906 AT&T Data Communications Serv

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 1032 797 186 KPNQwest Backbone AS 9116 540 326 31 Goldenlines main autonomous s 34984 534 106 185 Tellcom Iletisim Hizmetleri 3292 519 2078 403 TDC Tele Danmark 6830 514 1788 317 UPC Distribution Services 20940 468 134 359 Akamai Technologies European 8866 457 133 26 Bulgarian Telecommunication C 12479 455 593 7 Uni2 Autonomous System 29049 431 31 49 AzerSat LLC. 3320 424 8151 370 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 1565 288 167 TVCABLE BOGOTA 8151 1433 2730 357 Uninet S.A. de C.V. 28573 1283 996 67 Types of queries are: POCs, o 7303 1034 545 175 Telecom Argentina Stet-France 6503 755 450 69 AVANTEL, S.A. 14420 701 56 82 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 53 54 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 24863 798 147 35 LINKdotNET AS number 8452 793 445 11 TEDATA 15475 510 74 8 Nile Online 16637 304 441 87 Johnnic e-Ventures 3741 266 937 227 The Internet Solution 6713 260 519 14 Itissalat Al-MAGHRIB 36992 259 415 15 Etisalat MISR 33776 227 13 6 Starcomms Nigeria Limited 24835 177 78 10 RAYA Telecom - Egypt 29571 158 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 3616 3818 237 bellsouth.net, inc. 23456 2975 717 1599 >>UNKNOWN<< 18566 1957 372 223 Covad Communications 4766 1924 11053 643 Korea Telecom (KIX) 1785 1813 681 121 AppliedTheory Corporation 17974 1783 508 32 PT TELEKOMUNIKASI INDONESIA 7029 1648 1031 209 Windstream Communications Inc 4323 1615 1098 402 Time Warner Telecom 20115 1591 1538 623 Charter Communications 10620 1565 288 167 TVCABLE BOGOTA

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 1783 1751 PT TELEKOMUNIKASI INDONESIA 18566 1957 1734 Covad Communications 1785 1813 1692 AppliedTheory Corporation 7545 1559 1473 TPG Internet Pty Ltd 7029 1648 1439 Windstream Communications Inc 10620 1565 1398 TVCABLE BOGOTA 23456 2975 1376 >>UNKNOWN<< 4755 1510 1339 Videsh Sanchar Nigam Ltd. Aut 22773 1405 1315 Cox Communications, Inc. 4766 1924 1281 Korea Telecom (KIX)

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 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 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 /11:80 /12:232 /13:465 /14:805 /15:1434 /16:12164 /17:6143 /18:10111 /19:20066 /20:27393 /21:26915 /22:35473 /23:34624 /24:192378 /25:386 /26:344 /27:179 /28:362 /29:280 /30:699 /31:63 /32:632

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

ASN No of nets Total ann. Description 6389 2238 3616 bellsouth.net, inc. 18566 1907 1957 Covad Communications 23456 1466 2975 >>UNKNOWN<< 10620 1460 1565 TVCABLE BOGOTA 7029 1326 1648 Windstream Communications Inc 11492 1094 1140 Cable One 7011 1056 1158 Citizens Utilities 1785 1053 1813 AppliedTheory Corporation 6478 968 996 AT&T Worldnet Services 22773 904 1405 Cox Communications, Inc.

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

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

1:340 2:71 4:20 5:1 6:3 8:339 12:1967 13:1 14:496 15:15 16:3 17:5 20:10 23:18 24:1683 27:840 31:514 32:149 33:4 34:2 36:4 38:731 40:104 41:2555 42:36 44:3 46:1059 47:3 49:204 50:376 52:13 54:2 55:5 56:2 57:44 58:867 59:487 60:378 61:1188 62:1071 63:1951 64:4053 65:2301 66:3949 67:1923 68:1290 69:3169 70:824 71:373 72:1904 73:1 74:2488 75:340 76:349 77:905 78:713 79:490 80:1128 81:881 82:519 83:472 84:701 85:1087 86:538 87:783 88:340 89:1577 90:224 91:4001 92:529 93:1077 94:1360 95:881 96:425 97:264 98:930 99:37 101:81 103:157 106:14 107:26 108:81 109:1038 110:618 111:717 112:304 113:407 114:563 115:685 116:1003 117:682 118:858 119:1177 120:313 121:695 122:1609 123:980 124:1312 125:1330 128:247 129:172 130:170 131:581 132:113 133:21 134:215 135:52 136:215 137:138 138:300 139:128 140:479 141:255 142:406 143:423 144:480 145:56 146:455 147:225 148:674 149:250 150:166 151:189 152:342 153:182 154:5 155:400 156:199 157:356 158:140 159:452 160:315 161:205 162:311 163:166 164:507 165:399 166:535 167:435 168:746 169:154 170:838 171:81 172:1 173:1634 174:612 175:388 176:146 177:184 178:1008 180:922 181:25 182:515 183:232 184:343 185:1 186:1318 187:764 188:899 189:958 190:5045 192:5947 193:5018 194:3575 195:3234 196:1214 197:46 198:3595 199:4005 200:5582 201:1470 202:8421 203:8465 204:4245 205:2333 206:2730 207:2814 208:4121 209:3527 210:2690 211:1458 212:2146 213:1847 214:784 215:69 216:4959 217:1644 218:550 219:358 220:1236 221:495 222:360 223:227

End of report