Orbit

Routing Table Report 08:00 +10GMT Sun 06 May, 2012

Report Website: http://thyme.rand.apnic.net Detailed Analysis: http://thyme.rand.apnic.net/london/

Analysis Summary ----------------

BGP routing table entries examined: 400108 Prefixes after maximum aggregation: 171087 Deaggregation factor: 2.34 Unique aggregates announced to Internet: 198353 Total ASes present in the Internet Routing Table: 38440 Prefixes per ASN: 10.41 Origin-only ASes present in the Internet Routing Table: 33141 Origin ASes announcing only one prefix: 15645 Transit ASes present in the Internet Routing Table: 5299 Transit-only ASes present in the Internet Routing Table: 118 Average AS path length visible in the Internet Routing Table: 3.6 Max AS path length visible: 27 Max AS path prepend of ASN ( 2115) 25 Prefixes from unregistered ASNs in the Routing Table: 1195 Unregistered ASNs in the Routing Table: 221 Number of 32-bit ASNs allocated by the RIRs: 2667 Number of 32-bit ASNs visible in the Routing Table: 0 Prefixes from 32-bit ASNs in the Routing Table: 5698 Special use prefixes present in the Routing Table: 8 Prefixes being announced from unallocated address space: 114 Number of addresses announced to Internet: 2566194432 Equivalent to 152 /8s, 245 /16s and 5 /24s Percentage of available address space announced: 69.2 Percentage of allocated address space announced: 69.3 Percentage of available address space allocated: 99.9 Percentage of address space in use by end-sites: 92.5 Total number of prefixes smaller than registry allocations: 169724

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

Prefixes being announced by APNIC Region ASes: 93931 Total APNIC prefixes after maximum aggregation: 30824 APNIC Deaggregation factor: 3.05 Prefixes being announced from the APNIC address blocks: 91393 Unique aggregates announced from the APNIC address blocks: 39857 APNIC Region origin ASes present in the Internet Routing Table: 4631 APNIC Prefixes per ASN: 19.74 APNIC Region origin ASes announcing only one prefix: 1259 APNIC Region transit ASes present in the Internet Routing Table: 707 Average APNIC Region AS path length visible: 4.0 Max APNIC Region AS path length visible: 20 Number of APNIC region 32-bit ASNs visible in the Routing Table: 0 Number of APNIC addresses announced to Internet: 644158720 Equivalent to 38 /8s, 101 /16s and 21 /24s Percentage of available APNIC address space announced: 81.7

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: 149066 Total ARIN prefixes after maximum aggregation: 75960 ARIN Deaggregation factor: 1.96 Prefixes being announced from the ARIN address blocks: 120321 Unique aggregates announced from the ARIN address blocks: 50563 ARIN Region origin ASes present in the Internet Routing Table: 15010 ARIN Prefixes per ASN: 8.02 ARIN Region origin ASes announcing only one prefix: 5726 ARIN Region transit ASes present in the Internet Routing Table: 1508 Average ARIN Region AS path length visible: 3.3 Max ARIN Region AS path length visible: 16 Number of ARIN region 32-bit ASNs visible in the Routing Table: 0 Number of ARIN addresses announced to Internet: 810051072 Equivalent to 48 /8s, 72 /16s and 102 /24s Percentage of available ARIN address space announced: 64.6

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: 101164 Total RIPE prefixes after maximum aggregation: 53954 RIPE Deaggregation factor: 1.88 Prefixes being announced from the RIPE address blocks: 93084 Unique aggregates announced from the RIPE address blocks: 58485 RIPE Region origin ASes present in the Internet Routing Table: 16532 RIPE Prefixes per ASN: 5.63 RIPE Region origin ASes announcing only one prefix: 8050 RIPE Region transit ASes present in the Internet Routing Table: 2602 Average RIPE Region AS path length visible: 3.5 Max RIPE Region AS path length visible: 27 Number of RIPE region 32-bit ASNs visible in the Routing Table: 0 Number of RIPE addresses announced to Internet: 511836928 Equivalent to 30 /8s, 130 /16s and 3 /24s Percentage of available RIPE address space announced: 82.5

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: 40529 Total LACNIC prefixes after maximum aggregation: 8143 LACNIC Deaggregation factor: 4.98 Prefixes being announced from the LACNIC address blocks: 40617 Unique aggregates announced from the LACNIC address blocks: 20370 LACNIC Region origin ASes present in the Internet Routing Table: 1581 LACNIC Prefixes per ASN: 25.69 LACNIC Region origin ASes announcing only one prefix: 442 LACNIC Region transit ASes present in the Internet Routing Table: 293 Average LACNIC Region AS path length visible: 4.0 Max LACNIC Region AS path length visible: 17 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 0 Number of LACNIC addresses announced to Internet: 99979776 Equivalent to 5 /8s, 245 /16s and 146 /24s Percentage of available LACNIC address space announced: 66.2

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: 8910 Total AfriNIC prefixes after maximum aggregation: 2139 AfriNIC Deaggregation factor: 4.17 Prefixes being announced from the AfriNIC address blocks: 6964 Unique aggregates announced from the AfriNIC address blocks: 2223 AfriNIC Region origin ASes present in the Internet Routing Table: 530 AfriNIC Prefixes per ASN: 13.14 AfriNIC Region origin ASes announcing only one prefix: 168 AfriNIC Region transit ASes present in the Internet Routing Table: 122 Average AfriNIC Region AS path length visible: 3.4 Max AfriNIC Region AS path length visible: 24 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 0 Number of AfriNIC addresses announced to Internet: 31779328 Equivalent to 1 /8s, 228 /16s and 234 /24s Percentage of available AfriNIC address space announced: 47.4

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 1937 11105 694 Korea Telecom (KIX) 17974 1777 510 73 PT Telekomunikasi Indonesia 7545 1659 301 87 TPG Internet Pty Ltd 4755 1549 384 152 TATA Communications formerly 9829 1281 1069 30 National Internet Backbone 9583 1150 85 495 Sify Limited 7552 1131 1062 11 Vietel Corporation 24560 1025 385 167 Bharti Airtel Ltd., Telemedia 9498 962 291 65 BHARTI Airtel Ltd. 4808 955 1938 286 CNCGROUP IP network China169

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

ARIN Region per AS prefix count summary ---------------------------------------

ASN No of nets /20 equiv MaxAgg Description 6389 3426 3807 195 BellSouth.net Inc. 7029 3409 1016 171 Windstream Communications Inc 18566 2094 382 179 Covad Communications Co. 1785 1898 680 129 PaeTec Communications, Inc. 20115 1640 1566 619 Charter Communications 4323 1601 1060 382 tw telecom holdings, inc. 22773 1591 2911 115 Cox Communications Inc. 30036 1423 261 761 Mediacom Communications Corp 7018 1255 14166 823 AT&T Services, Inc. 11492 1186 216 364 CABLE ONE, INC.

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

RIPE Region per AS prefix count summary ---------------------------------------

ASN No of nets /20 equiv MaxAgg Description 8402 1584 544 16 Corbina telecom 34984 687 188 172 BILISIM TELEKOM 31148 683 37 9 FreeNet ISP 12479 668 669 68 France Telecom Espana SA 6830 655 2215 426 UPC Broadband 20940 633 210 500 Akamai Technologies European 9116 541 326 32 Goldenlines main autonomous s 3320 533 8441 398 Deutsche Telekom AG 8551 503 360 80 Bezeq International 2578 500 33 7 Demos, Moscow, Russia

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

LACNIC Region per AS prefix count summary -----------------------------------------

ASN No of nets /20 equiv MaxAgg Description 10620 1855 332 181 Types of queries are: POCs, o 28573 1824 1131 56 Types of queries are: POCs, o 6503 1518 418 69 Axtel, S.A.B. de C.V. 7303 1371 837 188 Telecom Argentina S.A. 8151 1333 2983 335 Uninet S.A. de C.V. 26615 903 745 34 Tim Celular S.A. 27947 662 74 97 Telconet S.A 11172 645 107 74 Alestra, S. de R.L. de C.V. 22047 582 326 15 Types of queries are: POCs, o 3816 577 243 98 Types of queries are: POCs, o

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

AfriNIC Region per AS prefix count summary ------------------------------------------

ASN No of nets /20 equiv MaxAgg Description 8452 1307 958 13 TEDATA 24863 841 274 32 LINKdotNET AS number 6713 493 649 18 Itissalat Al-MAGHRIB 3741 263 921 223 The Internet Solution 12258 197 28 62 Vodacom Internet Company 33776 197 12 21 Starcomms Nigeria Limited 24835 179 80 8 RAYA Telecom - Egypt 15706 169 32 6 Sudatel Internet Exchange Aut 29571 157 15 16 Ci Telecom Autonomous system 36923 157 20 4 Swift Networks Limited

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

Global Per AS prefix count summary ----------------------------------

ASN No of nets /20 equiv MaxAgg Description 6389 3426 3807 195 BellSouth.net Inc. 7029 3409 1016 171 Windstream Communications Inc 18566 2094 382 179 Covad Communications Co. 4766 1937 11105 694 Korea Telecom (KIX) 1785 1898 680 129 PaeTec Communications, Inc. 10620 1855 332 181 Types of queries are: POCs, o 28573 1824 1131 56 Types of queries are: POCs, o 17974 1777 510 73 PT Telekomunikasi Indonesia 7545 1659 301 87 TPG Internet Pty Ltd 20115 1640 1566 619 Charter Communications

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

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

ASN No of nets Net Savings Description 7029 3409 3238 Windstream Communications Inc 18566 2094 1915 Covad Communications Co. 1785 1898 1769 PaeTec Communications, Inc. 28573 1824 1768 Types of queries are: POCs, o 17974 1777 1704 PT Telekomunikasi Indonesia 10620 1855 1674 Types of queries are: POCs, o 7545 1659 1572 TPG Internet Pty Ltd 8402 1584 1568 Corbina telecom 22773 1591 1476 Cox Communications Inc. 6503 1518 1449 Axtel, S.A.B. de C.V.

Complete listing at http://thyme.rand.apnic.net/london/data-CIDRnet

List of Unregistered Origin ASNs (Global) -----------------------------------------

Bad AS Designation Network Transit AS Description 65333 PRIVATE 10.0.0.0/8 0 * 32805 UNALLOCATED 12.1.225.0/24 7018 AT&T Services, Inc. 15132 UNALLOCATED 12.9.150.0/24 7018 AT&T Services, Inc. 32567 UNALLOCATED 12.14.170.0/24 7018 AT&T Services, Inc. 16504 UNALLOCATED 12.18.155.0/24 30170 Optic Fusion 32567 UNALLOCATED 12.25.107.0/24 4323 tw telecom holdings, 30031 UNALLOCATED 12.27.122.0/24 7018 AT&T Services, Inc. 26095 UNALLOCATED 12.34.8.0/24 7018 AT&T Services, Inc. 21861 UNALLOCATED 12.37.59.0/24 7018 AT&T Services, Inc. 25639 UNALLOCATED 12.41.169.0/24 7018 AT&T Services, Inc.

Complete listing at http://thyme.rand.apnic.net/london/data-badAS

Prefixes from private and non-routed address space (Global) -----------------------------------------------------------

Prefix Origin AS Description 10.0.0.0/8 65333 Internet Assigned Numbers Aut 128.0.0.0/21 12654 RIPE NCC RIS Project 128.0.24.0/24 12654 RIPE NCC RIS Project 169.254.0.0/16 65333 Internet Assigned Numbers Aut 172.16.0.0/12 65333 Internet Assigned Numbers Aut 192.0.2.0/24 65333 Internet Assigned Numbers Aut 192.168.0.0/16 0 * 198.18.0.0/15 65333 Internet Assigned Numbers Aut

Complete listing at http://thyme.rand.apnic.net/london/data-dsua

Advertised Unallocated Addresses --------------------------------

Network Origin AS Description 14.192.0.0/22 45464 Room 201, TGU Bldg 14.192.4.0/22 45464 Room 201, TGU Bldg 14.192.8.0/22 45464 Room 201, TGU Bldg 14.192.12.0/22 45464 Room 201, TGU Bldg 14.192.16.0/22 45464 Room 201, TGU Bldg 14.192.20.0/22 45464 Room 201, TGU Bldg 14.192.24.0/22 45464 Room 201, TGU Bldg 14.192.28.0/22 45464 Room 201, TGU Bldg 27.54.144.0/24 45774 Chandra Net Pvt. Limited, Ind 27.54.151.0/24 45774 Chandra Net Pvt. Limited, Ind

Complete listing at http://thyme.rand.apnic.net/london/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 /10:29 /11:82 /12:236 /13:460 /14:829 /15:1492 /16:12189 /17:6210 /18:10481 /19:20632 /20:29064 /21:29806 /22:40233 /23:37711 /24:210070 /25:11 /26:21 /27:20 /28:151 /29:139 /30:74 /31:0 /32:136

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

ASN No of nets Total ann. Description 7029 3048 3409 Windstream Communications Inc 6389 2143 3426 BellSouth.net Inc. 18566 2043 2094 Covad Communications Co. 10620 1710 1855 Types of queries are: POCs, o 8402 1562 1584 Corbina telecom 30036 1367 1423 Mediacom Communications Corp 6503 1274 1518 Axtel, S.A.B. de C.V. 11492 1149 1186 CABLE ONE, INC. 8452 1108 1307 TEDATA 7011 1069 1184 Frontier Communications of Am

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

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

1:535 2:568 4:14 6:3 8:406 12:1961 13:1 14:605 15:12 16:3 17:5 20:23 23:157 24:1756 27:1287 31:969 32:52 33:2 34:2 36:8 37:428 38:796 40:120 41:3082 42:136 44:3 46:1423 47:3 49:393 50:543 52:13 54:10 55:9 56:3 57:27 58:911 59:479 60:248 61:1100 62:985 63:2029 64:4154 65:2248 66:4464 67:2031 68:1162 69:3172 70:904 71:485 72:1830 74:2606 75:478 76:317 77:940 78:960 79:490 80:1213 81:907 82:669 83:546 84:480 85:1202 86:424 87:922 88:338 89:1652 90:291 91:4784 92:522 93:1492 94:1506 95:886 96:364 97:316 98:861 99:34 100:7 101:181 103:1015 106:101 107:190 108:261 109:1324 110:746 111:916 112:441 113:589 114:623 115:806 116:891 117:703 118:906 119:1188 120:344 121:667 122:1622 123:1101 124:1319 125:1243 128:524 129:188 130:245 131:620 132:169 133:22 134:235 135:62 136:214 137:172 138:356 139:181 140:467 141:242 142:390 143:424 144:514 145:70 146:495 147:283 148:746 149:305 150:149 151:179 152:463 153:169 154:11 155:418 156:214 157:332 158:175 159:473 160:337 161:236 162:344 163:181 164:581 165:400 166:572 167:467 168:818 169:127 170:863 171:127 172:2 173:1762 174:579 175:423 176:650 177:716 178:1358 180:1193 181:82 182:937 183:292 184:477 185:1 186:2248 187:1066 188:1246 189:1768 190:5551 192:5962 193:5300 194:3970 195:3398 196:1250 197:135 198:3610 199:4541 200:5726 201:1923 202:8278 203:8488 204:4259 205:2478 206:2663 207:2723 208:4038 209:3602 210:2656 211:1455 212:2010 213:1942 214:849 215:102 216:5087 217:1542 218:528 219:315 220:1227 221:538 222:295 223:325

End of report