Orbit

Routing Table Report 08:00 +10GMT Thu 28 Oct, 2010

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

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

BGP routing table entries examined: 329880 Prefixes after maximum aggregation: 151860 Deaggregation factor: 2.17 Unique aggregates announced to Internet: 163869 Total ASes present in the Internet Routing Table: 34969 Prefixes per ASN: 9.43 Origin-only ASes present in the Internet Routing Table: 30282 Origin ASes announcing only one prefix: 14807 Transit ASes present in the Internet Routing Table: 4687 Transit-only ASes present in the Internet Routing Table: 103 Average AS path length visible in the Internet Routing Table: 3.6 Max AS path length visible: 25 Max AS path prepend of ASN (41664) 21 Prefixes from unregistered ASNs in the Routing Table: 310 Unregistered ASNs in the Routing Table: 118 Number of 32-bit ASNs allocated by the RIRs: 844 Prefixes from 32-bit ASNs in the Routing Table: 1222 Special use prefixes present in the Routing Table: 6 Prefixes being announced from unallocated address space: 193 Number of addresses announced to Internet: 2546368000 Equivalent to 151 /8s, 198 /16s and 126 /24s Percentage of available address space announced: 68.7 Percentage of allocated address space announced: 72.6 Percentage of available address space allocated: 94.6 Percentage of address space in use by end-sites: 85.6 Total number of prefixes smaller than registry allocations: 134071

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

Prefixes being announced by APNIC Region ASes: 78347 Total APNIC prefixes after maximum aggregation: 26918 APNIC Deaggregation factor: 2.91 Prefixes being announced from the APNIC address blocks: 76044 Unique aggregates announced from the APNIC address blocks: 33831 APNIC Region origin ASes present in the Internet Routing Table: 4171 APNIC Prefixes per ASN: 18.23 APNIC Region origin ASes announcing only one prefix: 1194 APNIC Region transit ASes present in the Internet Routing Table: 634 Average APNIC Region AS path length visible: 4.0 Max APNIC Region AS path length visible: 20 Number of APNIC addresses announced to Internet: 562675712 Equivalent to 33 /8s, 137 /16s and 192 /24s Percentage of available APNIC address space announced: 76.2

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, 42/8, 43/8, 49/8, 58/8, 59/8, 60/8, 61/8, 101/8, 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: 134778 Total ARIN prefixes after maximum aggregation: 69745 ARIN Deaggregation factor: 1.93 Prefixes being announced from the ARIN address blocks: 107846 Unique aggregates announced from the ARIN address blocks: 43561 ARIN Region origin ASes present in the Internet Routing Table: 13907 ARIN Prefixes per ASN: 7.75 ARIN Region origin ASes announcing only one prefix: 5350 ARIN Region transit ASes present in the Internet Routing Table: 1378 Average ARIN Region AS path length visible: 3.3 Max ARIN Region AS path length visible: 22 Number of ARIN addresses announced to Internet: 738253824 Equivalent to 44 /8s, 0 /16s and 220 /24s Percentage of available ARIN address space announced: 62.9

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, 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, 54/8, 55/8, 56/8, 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, 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: 77605 Total RIPE prefixes after maximum aggregation: 44679 RIPE Deaggregation factor: 1.74 Prefixes being announced from the RIPE address blocks: 71038 Unique aggregates announced from the RIPE address blocks: 46363 RIPE Region origin ASes present in the Internet Routing Table: 14947 RIPE Prefixes per ASN: 4.75 RIPE Region origin ASes announcing only one prefix: 7702 RIPE Region transit ASes present in the Internet Routing Table: 2292 Average RIPE Region AS path length visible: 3.4 Max RIPE Region AS path length visible: 25 Number of RIPE addresses announced to Internet: 442711808 Equivalent to 26 /8s, 99 /16s and 63 /24s Percentage of available RIPE address space announced: 77.6

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, 196608-197631 RIPE Address Blocks 2/8, 25/8, 31/8, 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, 193/8, 194/8, 195/8, 212/8, 213/8, 217/8,

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

Prefixes being announced by LACNIC Region ASes: 29720 Total LACNIC prefixes after maximum aggregation: 7144 LACNIC Deaggregation factor: 4.16 Prefixes being announced from the LACNIC address blocks: 28552 Unique aggregates announced from the LACNIC address blocks: 15325 LACNIC Region origin ASes present in the Internet Routing Table: 1364 LACNIC Prefixes per ASN: 20.93 LACNIC Region origin ASes announcing only one prefix: 432 LACNIC Region transit ASes present in the Internet Routing Table: 232 Average LACNIC Region AS path length visible: 4.0 Max LACNIC Region AS path length visible: 18 Number of LACNIC addresses announced to Internet: 76619264 Equivalent to 4 /8s, 145 /16s and 30 /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, 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: 7531 Total AfriNIC prefixes after maximum aggregation: 1874 AfriNIC Deaggregation factor: 4.02 Prefixes being announced from the AfriNIC address blocks: 5830 Unique aggregates announced from the AfriNIC address blocks: 1704 AfriNIC Region origin ASes present in the Internet Routing Table: 412 AfriNIC Prefixes per ASN: 14.15 AfriNIC Region origin ASes announcing only one prefix: 129 AfriNIC Region transit ASes present in the Internet Routing Table: 89 Average AfriNIC Region AS path length visible: 3.3 Max AfriNIC Region AS path length visible: 17 Number of AfriNIC addresses announced to Internet: 20918528 Equivalent to 1 /8s, 63 /16s and 49 /24s Percentage of available AfriNIC address space announced: 62.3

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

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

ASN No of nets /20 equiv MaxAgg Description 4766 1722 9453 509 Korea Telecom (KIX) 7545 1419 299 78 TPG Internet Pty Ltd 4755 1375 378 157 TATA Communications formerly 17488 1364 156 121 Hathway IP Over Cable Interne 17974 1272 303 79 PT TELEKOMUNIKASI INDONESIA 24560 1053 309 173 Bharti Airtel Ltd., Telemedia 9583 1031 76 493 Sify Limited 18101 893 116 133 Reliance Infocom Ltd Internet 4808 882 1620 245 CNCGROUP IP network: China169 9829 827 694 27 BSNL National Internet Backbo

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 3761 3667 280 bellsouth.net, inc. 4323 2604 1108 390 Time Warner Telecom 1785 1799 698 130 PaeTec Communications, Inc. 19262 1776 4817 278 Verizon Global Networks 20115 1507 1528 644 Charter Communications 7018 1451 9821 936 AT&T WorldNet Services 6478 1390 279 92 AT&T Worldnet Services 2386 1313 556 928 AT&T Data Communications Serv 11492 1237 231 74 Cable One 22773 1214 2859 62 Cox Communications, 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 9116 540 328 33 Goldenlines main autonomous s 3292 447 2027 391 TDC Tele Danmark 8866 423 133 25 Bulgarian Telecommunication C 702 404 1869 318 UUNET - Commercial IP service 8551 404 355 38 Bezeq International 34984 381 91 188 BILISIM TELEKOM 3301 379 1688 335 TeliaNet Sweden 3320 377 7332 330 Deutsche Telekom AG 30890 375 80 205 Evolva Telecom 12479 365 576 5 Uni2 Autonomous System

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 1330 248 155 TVCABLE BOGOTA 8151 1207 2581 363 UniNet S.A. de C.V. 28573 1185 928 84 NET Servicos de Comunicao S.A 7303 799 437 107 Telecom Argentina Stet-France 6503 784 225 259 AVANTEL, S.A. 22047 564 310 15 VTR PUNTO NET S.A. 14420 549 40 77 ANDINATEL S.A. 3816 485 210 97 Empresa Nacional de Telecomun 7738 478 922 30 Telecomunicacoes da Bahia S.A 14117 448 32 27 Telefonica del Sur S.A.

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 1083 445 10 TEDATA 24863 741 147 37 LINKdotNET AS number 36992 642 278 160 Etisalat MISR 3741 268 907 225 The Internet Solution 24835 208 78 10 RAYA Telecom - Egypt 6713 203 199 12 Itissalat Al-MAGHRIB 29571 203 19 11 Ci Telecom Autonomous system 2018 197 277 64 Tertiary Education Network 33776 196 12 14 Starcomms Nigeria Limited 16637 157 441 94 MTN Network Solutions

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 3761 3667 280 bellsouth.net, inc. 4323 2604 1108 390 Time Warner Telecom 1785 1799 698 130 PaeTec Communications, Inc. 19262 1776 4817 278 Verizon Global Networks 4766 1722 9453 509 Korea Telecom (KIX) 20115 1507 1528 644 Charter Communications 7018 1451 9821 936 AT&T WorldNet Services 7545 1419 299 78 TPG Internet Pty Ltd 6478 1390 279 92 AT&T Worldnet Services 4755 1375 378 157 TATA Communications formerly

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

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

ASN No of nets Net Savings Description 4323 2604 2214 Time Warner Telecom 1785 1799 1669 PaeTec Communications, Inc. 19262 1776 1498 Verizon Global Networks 7545 1419 1341 TPG Internet Pty Ltd 6478 1390 1298 AT&T Worldnet Services 17488 1364 1243 Hathway IP Over Cable Interne 4755 1375 1218 TATA Communications formerly 4766 1722 1213 Korea Telecom (KIX) 17974 1272 1193 PT TELEKOMUNIKASI INDONESIA 10620 1330 1175 TVCABLE BOGOTA

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 5.0.0.0/8 0 * 65333 PRIVATE 10.0.0.0/8 0 * 16927 UNALLOCATED 12.0.252.0/23 7018 AT&T WorldNet Servic 15132 UNALLOCATED 12.9.150.0/24 7018 AT&T WorldNet Servic 32567 UNALLOCATED 12.14.170.0/24 7018 AT&T WorldNet Servic 13746 UNALLOCATED 12.24.56.0/24 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

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 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 31.0.0.0/16 12654 RIPE NCC RIS Project 31.1.0.0/21 12654 RIPE NCC RIS Project 31.1.24.0/24 12654 RIPE NCC RIS Project 36.0.0.0/8 237 Merit Network 41.222.79.0/24 36938 >>UNKNOWN<< 41.223.92.0/22 36936 >>UNKNOWN<< 42.0.0.0/8 237 Merit Network 46.18.88.0/22 50535 EUSKILL SARL 46.21.32.0/20 44869 RIPE Network Coordination Cen 62.61.220.0/24 24974 Tachyon Europe BV - Wireless

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 /8:35 /9:10 /10:25 /11:68 /12:208 /13:419 /14:745 /15:1345 /16:11331 /17:5503 /18:9322 /19:18642 /20:23863 /21:23718 /22:31295 /23:30386 /24:172529 /25:11 /26:18 /27:26 /28:150 /29:92 /30:37 /31:0 /32:102

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

ASN No of nets Total ann. Description 6389 2325 3761 bellsouth.net, inc. 4323 1399 2604 Time Warner Telecom 6478 1352 1390 AT&T Worldnet Services 10620 1222 1330 TVCABLE BOGOTA 11492 1194 1237 Cable One 1785 1078 1799 PaeTec Communications, Inc. 7011 1059 1160 Citizens Utilities 18566 1040 1059 Covad Communications 8452 989 1083 TEDATA 19262 903 1776 Verizon Global Networks

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

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

1:91 2:13 4:13 8:314 12:1994 13:8 14:29 15:18 16:3 17:9 20:9 24:1392 27:379 31:1 32:59 33:11 38:692 40:101 41:2588 44:3 46:188 47:10 49:4 50:3 52:12 55:5 56:2 57:27 58:740 59:497 60:477 61:994 62:1003 63:1957 64:3729 65:2342 66:4054 67:1824 68:1133 69:2854 70:752 71:376 72:1894 73:2 74:2330 75:294 76:326 77:853 78:682 79:444 80:1053 81:793 82:516 83:455 84:684 85:1023 86:485 87:705 88:329 89:1576 90:109 91:3141 92:439 93:984 94:1118 95:699 96:390 97:223 98:630 99:32 101:3 108:64 109:717 110:435 111:619 112:300 113:302 114:455 115:605 116:1130 117:652 118:547 119:974 120:157 121:679 122:1539 123:947 124:1214 125:1239 128:177 129:146 130:163 131:561 132:271 133:20 134:199 135:46 136:209 137:136 138:277 139:107 140:455 141:198 142:333 143:358 144:471 145:55 146:426 147:174 148:602 149:308 150:147 151:231 152:290 153:175 154:2 155:370 156:162 157:310 158:112 159:359 160:311 161:190 162:273 163:156 164:414 165:347 166:471 167:426 168:661 169:154 170:709 171:61 172:2 173:1064 174:484 175:241 176:1 178:557 180:677 182:230 183:239 184:141 186:748 187:553 188:855 189:802 190:4150 192:5710 193:4746 194:3447 195:2827 196:1191 198:3474 199:3598 200:5378 201:1583 202:7933 203:8176 204:3955 205:2330 206:2487 207:2934 208:3895 209:3440 210:2504 211:1273 212:1824 213:1729 214:664 215:66 216:4741 217:1565 218:476 219:397 220:1176 221:379 222:314 223:53

End of report