Orbit

Routing Table Report 08:00 +10GMT Tue 01 Nov, 2011

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

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

BGP routing table entries examined: 373909 Prefixes after maximum aggregation: 164333 Deaggregation factor: 2.28 Unique aggregates announced to Internet: 186528 Total ASes present in the Internet Routing Table: 37467 Prefixes per ASN: 9.98 Origin-only ASes present in the Internet Routing Table: 32320 Origin ASes announcing only one prefix: 15494 Transit ASes present in the Internet Routing Table: 5147 Transit-only ASes present in the Internet Routing Table: 131 Average AS path length visible in the Internet Routing Table: 3.6 Max AS path length visible: 27 Max AS path prepend of ASN (51310) 25 Prefixes from unregistered ASNs in the Routing Table: 2326 Unregistered ASNs in the Routing Table: 916 Number of 32-bit ASNs allocated by the RIRs: 1918 Number of 32-bit ASNs visible in the Routing Table: 0 Prefixes from 32-bit ASNs in the Routing Table: 3621 Special use prefixes present in the Routing Table: 6 Prefixes being announced from unallocated address space: 86 Number of addresses announced to Internet: 2506471936 Equivalent to 149 /8s, 101 /16s and 186 /24s Percentage of available address space announced: 67.6 Percentage of allocated address space announced: 67.6 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: 156118

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

Prefixes being announced by APNIC Region ASes: 89681 Total APNIC prefixes after maximum aggregation: 29707 APNIC Deaggregation factor: 3.02 Prefixes being announced from the APNIC address blocks: 87089 Unique aggregates announced from the APNIC address blocks: 38111 APNIC Region origin ASes present in the Internet Routing Table: 4543 APNIC Prefixes per ASN: 19.17 APNIC Region origin ASes announcing only one prefix: 1273 APNIC Region transit ASes present in the Internet Routing Table: 694 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: 629126144 Equivalent to 37 /8s, 127 /16s and 180 /24s Percentage of available APNIC address space announced: 79.8

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: 144524 Total ARIN prefixes after maximum aggregation: 73939 ARIN Deaggregation factor: 1.95 Prefixes being announced from the ARIN address blocks: 116692 Unique aggregates announced from the ARIN address blocks: 48299 ARIN Region origin ASes present in the Internet Routing Table: 14655 ARIN Prefixes per ASN: 7.96 ARIN Region origin ASes announcing only one prefix: 5636 ARIN Region transit ASes present in the Internet Routing Table: 1492 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: 804743936 Equivalent to 47 /8s, 247 /16s and 107 /24s Percentage of available ARIN address space announced: 64.0

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: 91559 Total RIPE prefixes after maximum aggregation: 50755 RIPE Deaggregation factor: 1.80 Prefixes being announced from the RIPE address blocks: 84181 Unique aggregates announced from the RIPE address blocks: 54285 RIPE Region origin ASes present in the Internet Routing Table: 16068 RIPE Prefixes per ASN: 5.24 RIPE Region origin ASes announcing only one prefix: 7979 RIPE Region transit ASes present in the Internet Routing Table: 2513 Average RIPE Region AS path length visible: 3.4 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: 491230464 Equivalent to 29 /8s, 71 /16s and 149 /24s Percentage of available RIPE address space announced: 79.1

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: 35302 Total LACNIC prefixes after maximum aggregation: 7829 LACNIC Deaggregation factor: 4.51 Prefixes being announced from the LACNIC address blocks: 34883 Unique aggregates announced from the LACNIC address blocks: 18484 LACNIC Region origin ASes present in the Internet Routing Table: 1529 LACNIC Prefixes per ASN: 22.81 LACNIC Region origin ASes announcing only one prefix: 448 LACNIC Region transit ASes present in the Internet Routing Table: 268 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: 92500480 Equivalent to 5 /8s, 131 /16s and 114 /24s Percentage of available LACNIC address space announced: 61.3

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: 8531 Total AfriNIC prefixes after maximum aggregation: 2027 AfriNIC Deaggregation factor: 4.21 Prefixes being announced from the AfriNIC address blocks: 6650 Unique aggregates announced from the AfriNIC address blocks: 1994 AfriNIC Region origin ASes present in the Internet Routing Table: 497 AfriNIC Prefixes per ASN: 13.38 AfriNIC Region origin ASes announcing only one prefix: 158 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: 27921664 Equivalent to 1 /8s, 170 /16s and 13 /24s Percentage of available AfriNIC address space announced: 41.6

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 1947 11121 664 Korea Telecom (KIX) 7545 1611 303 87 TPG Internet Pty Ltd 17974 1599 511 36 PT Telekomunikasi Indonesia 4755 1525 377 174 TATA Communications formerly 9829 1166 989 28 National Internet Backbone 9583 1091 80 499 Sify Limited 7552 987 1062 11 Vietel Corporation 4808 973 2009 278 CNCGROUP IP network China169 24560 964 342 218 Bharti Airtel Ltd., Telemedia 18101 955 166 150 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 3544 3815 221 BellSouth.net Inc. 7029 2365 1042 210 Windstream Communications Inc 18566 2094 382 176 Covad Communications Co. 1785 1843 680 122 PaeTec Communications, Inc. 4323 1622 1094 389 tw telecom holdings, inc. 20115 1595 1547 621 Charter Communications 22773 1459 2907 100 Cox Communications Inc. 19262 1395 4728 400 Verizon Online LLC 30036 1394 253 667 Mediacom Communications Corp 7018 1321 7063 866 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 1494 416 14 Corbina telecom 6830 649 1927 412 UPC Broadband 34984 589 108 179 BILISIM TELEKOM 9116 540 326 31 Goldenlines main autonomous s 20940 530 177 415 Akamai Technologies European 3320 507 8169 387 Deutsche Telekom AG 3292 480 2074 407 TDC Data Networks 12479 479 596 9 France Telecom Espana SA 8866 460 133 26 Bulgarian Telecommunication C 8551 404 355 38 Bezeq International

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 1699 314 156 Types of queries are: POCs, o 28573 1464 1042 72 Types of queries are: POCs, o 8151 1287 2902 348 Uninet S.A. de C.V. 7303 1234 750 179 Telecom Argentina S.A. 22047 580 322 17 Types of queries are: POCs, o 27947 578 72 84 Telconet S.A 6503 559 434 69 Axtel, S.A.B. de C.V. 7738 552 1050 31 Telecomunicacoes da Bahia S.A 3816 541 233 95 Types of queries are: POCs, o 11172 524 102 97 Alestra, S. de R.L. de C.V.

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 798 146 33 LINKdotNET AS number 8452 628 446 12 TEDATA 15475 456 74 8 Nile Online 36992 294 415 19 Etisalat MISR 3741 281 939 230 The Internet Solution 6713 244 519 14 Itissalat Al-MAGHRIB 15706 240 32 6 Sudatel Internet Exchange Aut 33776 239 13 8 Starcomms Nigeria Limited 29571 218 17 13 Ci Telecom Autonomous system 12258 197 28 58 Vodacom Internet Company

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 3544 3815 221 BellSouth.net Inc. 7029 2365 1042 210 Windstream Communications Inc 18566 2094 382 176 Covad Communications Co. 4766 1947 11121 664 Korea Telecom (KIX) 1785 1843 680 122 PaeTec Communications, Inc. 10620 1699 314 156 Types of queries are: POCs, o 4323 1622 1094 389 tw telecom holdings, inc. 7545 1611 303 87 TPG Internet Pty Ltd 17974 1599 511 36 PT Telekomunikasi Indonesia 20115 1595 1547 621 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 2365 2155 Windstream Communications Inc 18566 2094 1918 Covad Communications Co. 1785 1843 1721 PaeTec Communications, Inc. 17974 1599 1563 PT Telekomunikasi Indonesia 10620 1699 1543 Types of queries are: POCs, o 7545 1611 1524 TPG Internet Pty Ltd 8402 1494 1480 Corbina telecom 28573 1464 1392 Types of queries are: POCs, o 22773 1459 1359 Cox Communications Inc. 4755 1525 1351 TATA Communications formerly

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 /12:237 /13:465 /14:808 /15:1419 /16:11979 /17:6054 /18:10021 /19:20043 /20:27509 /21:27491 /22:36820 /23:34817 /24:195577 /25:12 /26:20 /27:22 /28:155 /29:126 /30:63 /31:0 /32:131

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

ASN No of nets Total ann. Description 6389 2183 3544 BellSouth.net Inc. 18566 2044 2094 Covad Communications Co. 7029 2018 2365 Windstream Communications Inc 10620 1594 1699 Types of queries are: POCs, o 8402 1469 1494 Corbina telecom 30036 1355 1394 Mediacom Communications Corp 11492 1117 1154 CABLE ONE, INC. 1785 1055 1843 PaeTec Communications, Inc. 7011 1050 1168 Frontier Communications of Am 22773 947 1459 Cox Communications Inc.

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

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

1:412 2:487 4:15 5:1 6:3 8:356 12:1949 13:1 14:533 15:11 16:3 17:7 20:9 23:60 24:1676 27:969 31:652 32:56 33:2 34:2 36:4 38:752 40:110 41:2693 42:51 44:3 46:1021 47:3 49:295 50:441 52:13 55:7 56:2 57:43 58:847 59:486 60:358 61:1018 62:1092 63:1955 64:4021 65:2298 66:4264 67:1989 68:1148 69:3196 70:878 71:383 72:1803 74:2600 75:392 76:317 77:878 78:862 79:473 80:1136 81:828 82:526 83:528 84:619 85:1146 86:404 87:922 88:355 89:1598 90:237 91:4245 92:530 93:1553 94:1303 95:1055 96:423 97:286 98:927 99:37 101:102 103:410 106:70 107:79 108:72 109:1051 110:636 111:792 112:326 113:465 114:604 115:676 116:864 117:694 118:866 119:1211 120:337 121:677 122:1550 123:1016 124:1293 125:1300 128:209 129:181 130:155 131:622 132:137 133:21 134:212 135:54 136:211 137:137 138:286 139:120 140:465 141:309 142:371 143:413 144:488 145:63 146:456 147:218 148:619 149:266 150:158 151:194 152:445 153:178 154:6 155:389 156:205 157:328 158:154 159:415 160:332 161:204 162:368 163:163 164:507 165:367 166:539 167:436 168:733 169:143 170:880 171:85 172:4 173:1714 174:674 175:405 176:285 177:363 178:1070 180:1123 181:36 182:637 183:213 184:384 185:1 186:1302 187:775 188:949 189:1142 190:5125 192:5885 193:5044 194:3557 195:3110 196:1219 197:167 198:3565 199:4123 200:5452 201:1685 202:8278 203:8393 204:4227 205:2343 206:2586 207:2761 208:4014 209:3548 210:2647 211:1453 212:2093 213:1780 214:802 215:96 216:4893 217:1604 218:555 219:336 220:1214 221:499 222:295 223:260

End of report