Orbit

Routing Table Report 08:00 +10GMT Tue 11 Oct, 2011

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

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

BGP routing table entries examined: 369778 Prefixes after maximum aggregation: 167148 Deaggregation factor: 2.21 Unique aggregates announced to Internet: 185415 Total ASes present in the Internet Routing Table: 37348 Prefixes per ASN: 9.90 Origin-only ASes present in the Internet Routing Table: 32233 Origin ASes announcing only one prefix: 15492 Transit ASes present in the Internet Routing Table: 5115 Transit-only ASes present in the Internet Routing Table: 123 Average AS path length visible in the Internet Routing Table: 3.6 Max AS path length visible: 25 Max AS path prepend of ASN (51310) 23 Prefixes from unregistered ASNs in the Routing Table: 2388 Unregistered ASNs in the Routing Table: 907 Number of 32-bit ASNs allocated by the RIRs: 1838 Number of 32-bit ASNs visible in the Routing Table: 0 Prefixes from 32-bit ASNs in the Routing Table: 3387 Special use prefixes present in the Routing Table: 6 Prefixes being announced from unallocated address space: 91 Number of addresses announced to Internet: 2500265728 Equivalent to 149 /8s, 7 /16s and 7 /24s Percentage of available address space announced: 67.5 Percentage of allocated address space announced: 67.5 Percentage of available address space allocated: 100.0 Percentage of address space in use by end-sites: 91.5 Total number of prefixes smaller than registry allocations: 153445

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

Prefixes being announced by APNIC Region ASes: 89228 Total APNIC prefixes after maximum aggregation: 29559 APNIC Deaggregation factor: 3.02 Prefixes being announced from the APNIC address blocks: 86643 Unique aggregates announced from the APNIC address blocks: 37952 APNIC Region origin ASes present in the Internet Routing Table: 4525 APNIC Prefixes per ASN: 19.15 APNIC Region origin ASes announcing only one prefix: 1266 APNIC Region transit ASes present in the Internet Routing Table: 683 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: 627758080 Equivalent to 37 /8s, 106 /16s and 212 /24s Percentage of available APNIC address space announced: 79.6

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: 143061 Total ARIN prefixes after maximum aggregation: 73615 ARIN Deaggregation factor: 1.94 Prefixes being announced from the ARIN address blocks: 115474 Unique aggregates announced from the ARIN address blocks: 48169 ARIN Region origin ASes present in the Internet Routing Table: 14643 ARIN Prefixes per ASN: 7.89 ARIN Region origin ASes announcing only one prefix: 5653 ARIN Region transit ASes present in the Internet Routing Table: 1500 Average ARIN Region AS path length visible: 3.3 Max ARIN Region AS path length visible: 22 Number of ARIN region 32-bit ASNs visible in the Routing Table: 0 Number of ARIN addresses announced to Internet: 804571648 Equivalent to 47 /8s, 244 /16s and 202 /24s Percentage of available ARIN address space announced: 63.9

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, 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: 90649 Total RIPE prefixes after maximum aggregation: 50476 RIPE Deaggregation factor: 1.80 Prefixes being announced from the RIPE address blocks: 83292 Unique aggregates announced from the RIPE address blocks: 54260 RIPE Region origin ASes present in the Internet Routing Table: 16004 RIPE Prefixes per ASN: 5.20 RIPE Region origin ASes announcing only one prefix: 7965 RIPE Region transit ASes present in the Internet Routing Table: 2494 Average RIPE Region AS path length visible: 3.4 Max RIPE Region AS path length visible: 25 Number of RIPE region 32-bit ASNs visible in the Routing Table: 0 Number of RIPE addresses announced to Internet: 490610176 Equivalent to 29 /8s, 62 /16s and 30 /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: 34482 Total LACNIC prefixes after maximum aggregation: 7736 LACNIC Deaggregation factor: 4.46 Prefixes being announced from the LACNIC address blocks: 33980 Unique aggregates announced from the LACNIC address blocks: 17937 LACNIC Region origin ASes present in the Internet Routing Table: 1519 LACNIC Prefixes per ASN: 22.37 LACNIC Region origin ASes announcing only one prefix: 452 LACNIC Region transit ASes present in the Internet Routing Table: 264 Average LACNIC Region AS path length visible: 4.0 Max LACNIC Region AS path length visible: 19 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 0 Number of LACNIC addresses announced to Internet: 90627328 Equivalent to 5 /8s, 102 /16s and 221 /24s Percentage of available LACNIC address space announced: 60.0

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: 8269 Total AfriNIC prefixes after maximum aggregation: 2004 AfriNIC Deaggregation factor: 4.13 Prefixes being announced from the AfriNIC address blocks: 6360 Unique aggregates announced from the AfriNIC address blocks: 1962 AfriNIC Region origin ASes present in the Internet Routing Table: 487 AfriNIC Prefixes per ASN: 13.06 AfriNIC Region origin ASes announcing only one prefix: 156 AfriNIC Region transit ASes present in the Internet Routing Table: 108 Average AfriNIC Region AS path length visible: 3.3 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: 27807232 Equivalent to 1 /8s, 168 /16s and 78 /24s Percentage of available AfriNIC address space announced: 41.4

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 1928 11039 649 Korea Telecom (KIX) 17974 1657 512 38 PT Telekomunikasi Indonesia 7545 1608 303 86 TPG Internet Pty Ltd 4755 1529 379 173 TATA Communications formerly 9829 1165 989 28 National Internet Backbone 24560 1150 341 231 Bharti Airtel Ltd., Telemedia 9583 1044 77 524 Sify Limited 7552 990 1062 11 Vietel Corporation 4808 965 2004 272 CNCGROUP IP network China169 18101 954 165 143 Reliance Infocom Ltd Internet

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 3553 3815 222 BellSouth.net Inc. 7029 1934 1042 210 Windstream Communications Inc 18566 1913 365 237 Covad Communications Co. 1785 1835 680 121 PaeTec Communications, Inc. 4323 1630 1099 393 tw telecom holdings, inc. 20115 1590 1541 635 Charter Communications 22773 1458 2907 100 Cox Communications Inc. 19262 1394 4728 400 Verizon Online LLC 30036 1384 250 675 Mediacom Communications Corp 7018 1348 7083 884 AT&T Services, 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 1450 352 13 Corbina telecom 6830 634 1890 410 UPC Broadband 34984 579 108 179 BILISIM TELEKOM 20940 548 185 422 Akamai Technologies European 9116 540 326 31 Goldenlines main autonomous s 3320 503 8169 385 Deutsche Telekom AG 3292 484 2082 410 TDC Data Networks 12479 481 593 7 France Telecom Espana SA 8866 458 133 26 Bulgarian Telecommunication C 29049 424 31 55 AzerSat LLC.

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 1680 310 154 Types of queries are: POCs, o 28573 1359 1014 68 Types of queries are: POCs, o 8151 1270 2822 341 Uninet S.A. de C.V. 7303 1164 683 175 Telecom Argentina S.A. 14420 636 59 87 CORPORACION NACIONAL DE TELEC 22047 579 322 17 Types of queries are: POCs, o 27947 566 72 79 Telconet S.A 6503 560 434 69 Axtel, S.A.B. de C.V. 7738 553 1050 31 Telecomunicacoes da Bahia S.A 3816 538 233 95 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 24863 766 146 33 LINKdotNET AS number 8452 506 445 11 TEDATA 15475 441 74 8 Nile Online 36992 297 415 19 Etisalat MISR 3741 278 938 230 The Internet Solution 15706 244 32 6 Sudatel Internet Exchange Aut 6713 242 519 14 Itissalat Al-MAGHRIB 33776 207 13 14 Starcomms Nigeria Limited 12258 199 28 59 Vodacom Internet Company 29571 192 17 11 Ci Telecom Autonomous system

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 3553 3815 222 BellSouth.net Inc. 7029 1934 1042 210 Windstream Communications Inc 4766 1928 11039 649 Korea Telecom (KIX) 18566 1913 365 237 Covad Communications Co. 1785 1835 680 121 PaeTec Communications, Inc. 10620 1680 310 154 Types of queries are: POCs, o 17974 1657 512 38 PT Telekomunikasi Indonesia 4323 1630 1099 393 tw telecom holdings, inc. 7545 1608 303 86 TPG Internet Pty Ltd 20115 1590 1541 635 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 1934 1724 Windstream Communications Inc 1785 1835 1714 PaeTec Communications, Inc. 18566 1913 1676 Covad Communications Co. 17974 1657 1619 PT Telekomunikasi Indonesia 10620 1680 1526 Types of queries are: POCs, o 7545 1608 1522 TPG Internet Pty Ltd 8402 1450 1437 Corbina telecom 22773 1458 1358 Cox Communications Inc. 4755 1529 1356 TATA Communications formerly 28573 1359 1291 Types of queries are: POCs, o

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 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 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 62.61.221.0/24 24974 Tachyon Europe BV

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 /10:27 /11:81 /12:236 /13:464 /14:804 /15:1420 /16:11955 /17:5987 /18:9989 /19:19993 /20:27136 /21:27135 /22:36380 /23:34531 /24:193080 /25:12 /26:20 /27:24 /28:155 /29:128 /30:59 /31:0 /32:130

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

ASN No of nets Total ann. Description 6389 2190 3553 BellSouth.net Inc. 18566 1870 1913 Covad Communications Co. 7029 1609 1934 Windstream Communications Inc 10620 1575 1680 Types of queries are: POCs, o 8402 1427 1450 Corbina telecom 30036 1346 1384 Mediacom Communications Corp 11492 1115 1152 CABLE ONE, INC. 1785 1055 1835 PaeTec Communications, Inc. 7011 1048 1167 Frontier Communications of Am 22773 947 1458 Cox Communications Inc.

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

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

1:387 2:481 4:15 5:1 6:3 8:352 12:1950 13:1 14:528 15:11 16:3 17:7 20:9 23:56 24:1686 27:960 31:574 32:60 33:4 34:2 36:4 38:743 40:108 41:2511 42:50 44:3 46:987 47:3 49:262 50:441 52:13 55:5 56:2 57:36 58:838 59:485 60:360 61:1013 62:1089 63:1928 64:4019 65:2294 66:3998 67:1963 68:1098 69:3195 70:833 71:378 72:1858 74:2511 75:363 76:339 77:882 78:865 79:482 80:1126 81:822 82:499 83:538 84:641 85:1117 86:411 87:865 88:355 89:1598 90:268 91:4159 92:526 93:1381 94:1296 95:1015 96:431 97:280 98:904 99:36 101:85 103:349 106:70 107:62 108:54 109:1044 110:633 111:791 112:308 113:460 114:562 115:668 116:871 117:686 118:833 119:1217 120:335 121:675 122:1588 123:1020 124:1288 125:1327 128:207 129:168 130:160 131:582 132:113 133:21 134:207 135:54 136:211 137:137 138:288 139:121 140:472 141:291 142:369 143:423 144:489 145:63 146:466 147:215 148:616 149:265 150:146 151:193 152:445 153:178 154:6 155:386 156:204 157:329 158:151 159:398 160:318 161:198 162:335 163:165 164:500 165:363 166:537 167:435 168:739 169:143 170:870 171:85 172:1 173:1670 174:659 175:413 176:277 177:293 178:1051 180:1093 181:37 182:619 183:205 184:372 185:1 186:1408 187:666 188:928 189:851 190:5088 192:5865 193:5022 194:3533 195:3095 196:1236 197:184 198:3572 199:4102 200:5454 201:1643 202:8265 203:8371 204:4229 205:2351 206:2585 207:2753 208:4041 209:3426 210:2613 211:1449 212:2080 213:1736 214:790 215:88 216:4898 217:1614 218:551 219:333 220:1201 221:490 222:293 223:280

End of report