Orbit

Routing Table Report 08:00 +10GMT Sat 10 Aug, 2013

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

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

BGP routing table entries examined: 456476 Prefixes after maximum aggregation: 185196 Deaggregation factor: 2.46 Unique aggregates announced to Internet: 229008 Total ASes present in the Internet Routing Table: 40706 Prefixes per ASN: 11.21 Origin-only ASes present in the Internet Routing Table: 34959 Origin ASes announcing only one prefix: 16233 Transit ASes present in the Internet Routing Table: 5740 Transit-only ASes present in the Internet Routing Table: 139 Average AS path length visible in the Internet Routing Table: 3.6 Max AS path length visible: 24 Max AS path prepend of ASN ( 36992) 22 Prefixes from unregistered ASNs in the Routing Table: 294556 Unregistered ASNs in the Routing Table: 24332 Number of 32-bit ASNs allocated by the RIRs: 4934 Number of 32-bit ASNs visible in the Routing Table: 7 Prefixes from 32-bit ASNs in the Routing Table: 11505 Special use prefixes present in the Routing Table: 10 Prefixes being announced from unallocated address space: 282 Number of addresses announced to Internet: 2653674496 Equivalent to 158 /8s, 43 /16s and 220 /24s Percentage of available address space announced: 71.7 Percentage of allocated address space announced: 71.7 Percentage of available address space allocated: 100.0 Percentage of address space in use by end-sites: 94.8 Total number of prefixes smaller than registry allocations: 158885

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

Prefixes being announced by APNIC Region ASes: 105753 Total APNIC prefixes after maximum aggregation: 32607 APNIC Deaggregation factor: 3.24 Prefixes being announced from the APNIC address blocks: 108162 Unique aggregates announced from the APNIC address blocks: 46221 APNIC Region origin ASes present in the Internet Routing Table: 4825 APNIC Prefixes per ASN: 22.42 APNIC Region origin ASes announcing only one prefix: 1249 APNIC Region transit ASes present in the Internet Routing Table: 802 Average APNIC Region AS path length visible: 3.9 Max APNIC Region AS path length visible: 19 Number of APNIC region 32-bit ASNs visible in the Routing Table: 1 Number of APNIC addresses announced to Internet: 724514304 Equivalent to 43 /8s, 47 /16s and 54 /24s Percentage of available APNIC address space announced: 84.7

APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431 (pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079, 55296-56319, 58368-59391, 131072-133119 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, 150/8, 153/8, 163/8, 171/8, 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: 158708 Total ARIN prefixes after maximum aggregation: 80253 ARIN Deaggregation factor: 1.98 Prefixes being announced from the ARIN address blocks: 159339 Unique aggregates announced from the ARIN address blocks: 74554 ARIN Region origin ASes present in the Internet Routing Table: 15765 ARIN Prefixes per ASN: 10.11 ARIN Region origin ASes announcing only one prefix: 6006 ARIN Region transit ASes present in the Internet Routing Table: 1598 Average ARIN Region AS path length visible: 3.3 Max ARIN Region AS path length visible: 20 Number of ARIN region 32-bit ASNs visible in the Routing Table: 2 Number of ARIN addresses announced to Internet: 1067608832 Equivalent to 63 /8s, 162 /16s and 107 /24s Percentage of available ARIN address space announced: 56.5

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, 62464-63487, 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, 128/8, 129/8, 130/8, 131/8, 132/8, 134/8, 135/8, 136/8, 137/8, 138/8, 139/8, 140/8, 142/8, 143/8, 144/8, 146/8, 147/8, 148/8, 149/8, 152/8, 155/8, 156/8, 157/8, 158/8, 159/8, 160/8, 161/8, 162/8, 164/8, 165/8, 166/8, 167/8, 168/8, 169/8, 170/8, 172/8, 173/8, 174/8, 184/8, 192/8, 198/8, 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: 118682 Total RIPE prefixes after maximum aggregation: 60348 RIPE Deaggregation factor: 1.97 Prefixes being announced from the RIPE address blocks: 122498 Unique aggregates announced from the RIPE address blocks: 78412 RIPE Region origin ASes present in the Internet Routing Table: 17311 RIPE Prefixes per ASN: 7.08 RIPE Region origin ASes announcing only one prefix: 8213 RIPE Region transit ASes present in the Internet Routing Table: 2782 Average RIPE Region AS path length visible: 3.5 Max RIPE Region AS path length visible: 24 Number of RIPE region 32-bit ASNs visible in the Routing Table: 1 Number of RIPE addresses announced to Internet: 656774144 Equivalent to 39 /8s, 37 /16s and 148 /24s Percentage of available RIPE address space announced: 95.5

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 59392-61439, 196608-199679 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, 141/8, 145/8, 151/8, 176/8, 178/8, 185/8, 188/8, 193/8, 194/8, 195/8, 212/8, 213/8, 217/8,

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

Prefixes being announced by LACNIC Region ASes: 49421 Total LACNIC prefixes after maximum aggregation: 9420 LACNIC Deaggregation factor: 5.25 Prefixes being announced from the LACNIC address blocks: 53915 Unique aggregates announced from the LACNIC address blocks: 25597 LACNIC Region origin ASes present in the Internet Routing Table: 1984 LACNIC Prefixes per ASN: 27.17 LACNIC Region origin ASes announcing only one prefix: 578 LACNIC Region transit ASes present in the Internet Routing Table: 354 Average LACNIC Region AS path length visible: 4.2 Max LACNIC Region AS path length visible: 19 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 2 Number of LACNIC addresses announced to Internet: 134497792 Equivalent to 8 /8s, 4 /16s and 70 /24s Percentage of available LACNIC address space announced: 80.2

LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247, 61440-61951, 262144-263679 plus ERX transfers LACNIC Address Blocks 177/8, 179/8, 181/8, 186/8, 187/8, 189/8, 190/8, 191/8, 200/8, 201/8,

AfriNIC Region Analysis Summary -------------------------------

Prefixes being announced by AfriNIC Region ASes: 11672 Total AfriNIC prefixes after maximum aggregation: 2528 AfriNIC Deaggregation factor: 4.62 Prefixes being announced from the AfriNIC address blocks: 12279 Unique aggregates announced from the AfriNIC address blocks: 3959 AfriNIC Region origin ASes present in the Internet Routing Table: 648 AfriNIC Prefixes per ASN: 18.95 AfriNIC Region origin ASes announcing only one prefix: 187 AfriNIC Region transit ASes present in the Internet Routing Table: 129 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: 1 Number of AfriNIC addresses announced to Internet: 46621184 Equivalent to 2 /8s, 199 /16s and 98 /24s Percentage of available AfriNIC address space announced: 46.3

AfriNIC AS Blocks 36864-37887, 327680-328703 & ERX transfers AfriNIC Address Blocks 41/8, 102/8, 105/8, 154/8, 196/8, 197/8,

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

ASN No of nets /20 equiv MaxAgg Description 17974 2648 871 92 >>UNKNOWN<< 4766 2115 11553 618 Korea Telecom 7545 2046 320 111 TPG Telecom Limited 4755 1792 401 193 TATA Communications formerly 9829 1537 1221 45 >>UNKNOWN<< 9583 1222 92 507 Sify Limited 9498 1177 309 71 BHARTI Airtel Ltd. 7552 1128 1080 13 >>UNKNOWN<< 24560 1088 394 164 >>UNKNOWN<< 4808 1068 2022 309 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 2980 3689 63 BellSouth.net Inc. 18566 2063 382 183 Covad Communications Co. 1785 2006 679 125 >>UNKNOWN<< 22773 2004 2927 123 >>UNKNOWN<< 20115 1673 1624 620 Charter Communications 4323 1624 1122 409 >>UNKNOWN<< 701 1521 11104 800 >>UNKNOWN<< 30036 1376 309 654 >>UNKNOWN<< 7018 1329 11325 844 >>UNKNOWN<< 11492 1221 218 363 >>UNKNOWN<<

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 1619 544 16 >>UNKNOWN<< 34984 1291 241 215 >>UNKNOWN<< 2118 1159 97 13 >>UNKNOWN<< 31148 978 43 17 >>UNKNOWN<< 20940 963 348 746 >>UNKNOWN<< 6830 872 2371 430 >>UNKNOWN<< 13188 843 99 70 >>UNKNOWN<< 8551 817 370 45 Bezeqint Internet Backbone 12479 681 797 53 >>UNKNOWN<< 9198 570 343 21 >>UNKNOWN<<

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 28573 3039 1595 110 >>UNKNOWN<< 10620 2654 422 231 >>UNKNOWN<< 7303 1730 1157 220 >>UNKNOWN<< 18881 1285 844 20 >>UNKNOWN<< 8151 1264 2758 392 >>UNKNOWN<< 11830 946 364 15 >>UNKNOWN<< 27947 810 95 92 Telconet S.A 6503 797 434 65 Axtel, S.A.B. de C.V. 3816 726 303 85 >>UNKNOWN<< 7738 698 1370 35 >>UNKNOWN<<

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 36998 1861 112 5 MOBITEL 24863 872 274 30 >>UNKNOWN<< 6713 542 617 25 Itissalat Al-MAGHRIB 8452 435 956 9 >>UNKNOWN<< 24835 291 80 8 >>UNKNOWN<< 3741 258 921 217 >>UNKNOWN<< 15706 221 32 6 >>UNKNOWN<< 29571 220 17 12 >>UNKNOWN<< 36992 215 527 23 >>UNKNOWN<< 12258 193 28 71 MWEB-12258

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 28573 3039 1595 110 >>UNKNOWN<< 6389 2980 3689 63 BellSouth.net Inc. 10620 2654 422 231 >>UNKNOWN<< 17974 2648 871 92 >>UNKNOWN<< 4766 2115 11553 618 Korea Telecom 18566 2063 382 183 Covad Communications Co. 7545 2046 320 111 TPG Telecom Limited 1785 2006 679 125 >>UNKNOWN<< 22773 2004 2927 123 >>UNKNOWN<< 36998 1861 112 5 MOBITEL

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

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

ASN No of nets Net Savings Description 6389 2980 2917 BellSouth.net Inc. 17974 2648 2556 >>UNKNOWN<< 10620 2654 2423 >>UNKNOWN<< 7545 2046 1935 TPG Telecom Limited 1785 2006 1881 >>UNKNOWN<< 22773 2004 1881 >>UNKNOWN<< 18566 2063 1880 Covad Communications Co. 36998 1861 1856 MOBITEL 8402 1619 1603 >>UNKNOWN<< 4755 1792 1599 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 17443 UNALLOCATED 1.186.192.0/24 9498 BHARTI Airtel Ltd. 17443 UNALLOCATED 1.186.193.0/24 9498 BHARTI Airtel Ltd. 17443 UNALLOCATED 1.186.194.0/24 9498 BHARTI Airtel Ltd. 17443 UNALLOCATED 1.186.195.0/24 9498 BHARTI Airtel Ltd. 45271 UNALLOCATED 1.187.0.0/19 55644 >>UNKNOWN<< 45271 UNALLOCATED 1.187.32.0/19 55644 >>UNKNOWN<< 45271 UNALLOCATED 1.187.64.0/20 4755 TATA Communications 45271 UNALLOCATED 1.187.80.0/20 9498 BHARTI Airtel Ltd. 45271 UNALLOCATED 1.187.96.0/20 17917 >>UNKNOWN<< 45271 UNALLOCATED 1.187.112.0/20 9498 BHARTI Airtel Ltd.

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 100.64.0.0/10 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 192.0.0.0/24 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 198.51.100.0/24 65333 Internet Assigned Numbers Aut 203.0.113.0/24 65333 Internet Assigned Numbers Aut

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

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

Network Origin AS Description 23.112.0.0/12 7018 >>UNKNOWN<< 62.61.220.0/24 24974 >>UNKNOWN<< 62.61.221.0/24 24974 >>UNKNOWN<< 62.182.96.0/23 15830 >>UNKNOWN<< 64.185.224.0/24 27431 JTL Networks Inc. 64.185.225.0/24 27431 JTL Networks Inc. 64.185.226.0/24 27431 JTL Networks Inc. 64.185.227.0/24 27431 JTL Networks Inc. 64.185.228.0/24 27431 JTL Networks Inc. 64.185.229.0/24 27431 JTL Networks Inc.

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 /8:17 /9:11 /10:31 /11:92 /12:251 /13:478 /14:903 /15:1603 /16:12695 /17:6645 /18:10970 /19:22517 /20:32254 /21:34644 /22:48338 /23:42339 /24:242069 /25:8 /26:11 /27:11 /28:133 /29:200 /30:120 /31:0 /32:136

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

ASN No of nets Total ann. Description 18566 2014 2063 Covad Communications Co. 36998 1826 1861 MOBITEL 6389 1714 2980 BellSouth.net Inc. 8402 1327 1619 >>UNKNOWN<< 22773 1304 2004 >>UNKNOWN<< 30036 1238 1376 >>UNKNOWN<< 11492 1182 1221 >>UNKNOWN<< 1785 1079 2006 >>UNKNOWN<< 6983 1021 1148 ITC^Deltacom 10620 986 2654 >>UNKNOWN<<

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

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

1:792 2:748 3:3 4:16 5:915 6:17 8:589 12:1903 13:2 14:846 15:11 16:3 17:10 18:19 20:17 23:302 24:1768 27:1533 31:1359 32:40 33:2 34:5 36:67 37:1801 38:887 39:2 40:179 41:3302 42:240 44:7 46:1950 47:4 49:658 50:808 52:12 54:37 55:8 57:29 58:1089 59:634 60:329 61:1479 62:1179 63:2003 64:4330 65:2154 66:4196 67:2041 68:1090 69:3297 70:800 71:486 72:1913 74:2507 75:325 76:303 77:1098 78:1030 79:613 80:1293 81:1020 82:657 83:584 84:567 85:1219 86:465 87:1033 88:535 89:1805 90:152 91:5530 92:618 93:1658 94:1974 95:1611 96:591 97:346 98:1026 99:40 100:28 101:345 103:3106 105:524 106:139 107:208 108:502 109:1855 110:931 111:1067 112:568 113:811 114:685 115:1057 116:942 117:786 118:1112 119:1271 120:347 121:847 122:1767 123:1242 124:1336 125:1398 128:596 129:201 130:296 131:658 132:342 133:160 134:263 135:72 136:258 137:238 138:344 139:186 140:173 141:307 142:514 143:385 144:522 145:93 146:528 147:406 148:654 149:350 150:154 151:585 152:411 153:191 154:29 155:413 156:271 157:355 158:275 159:657 160:349 161:430 162:551 163:203 164:578 165:522 166:255 167:601 168:1018 169:125 170:1067 171:188 172:23 173:1582 174:556 175:480 176:1155 177:2131 178:1910 179:81 180:1507 181:607 182:1217 183:417 184:647 185:734 186:2333 187:1385 188:1841 189:1264 190:6803 192:6808 193:5618 194:4720 195:3596 196:1326 197:1013 198:4530 199:5337 200:5947 201:2599 202:8685 203:8811 204:4449 205:2568 206:2736 207:2830 208:3995 209:3581 210:2819 211:1526 212:2290 213:2045 214:896 215:101 216:5232 217:1644 218:607 219:324 220:1274 221:551 222:319 223:460

End of report