Orbit

Routing Table Report 08:00 +10GMT Wed 18 Sep, 2013

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

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

BGP routing table entries examined: 461911 Prefixes after maximum aggregation: 186986 Deaggregation factor: 2.47 Unique aggregates announced to Internet: 232081 Total ASes present in the Internet Routing Table: 40939 Prefixes per ASN: 11.28 Origin-only ASes present in the Internet Routing Table: 35163 Origin ASes announcing only one prefix: 16311 Transit ASes present in the Internet Routing Table: 5769 Transit-only ASes present in the Internet Routing Table: 143 Average AS path length visible in the Internet Routing Table: 3.6 Max AS path length visible: 27 Max AS path prepend of ASN ( 36992) 22 Prefixes from unregistered ASNs in the Routing Table: 270314 Unregistered ASNs in the Routing Table: 21123 Number of 32-bit ASNs allocated by the RIRs: 5041 Number of 32-bit ASNs visible in the Routing Table: 7 Prefixes from 32-bit ASNs in the Routing Table: 12166 Special use prefixes present in the Routing Table: 11 Prefixes being announced from unallocated address space: 462 Number of addresses announced to Internet: 2663851776 Equivalent to 158 /8s, 199 /16s and 39 /24s Percentage of available address space announced: 72.0 Percentage of allocated address space announced: 72.0 Percentage of available address space allocated: 100.0 Percentage of address space in use by end-sites: 95.0 Total number of prefixes smaller than registry allocations: 160883

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

Prefixes being announced by APNIC Region ASes: 106990 Total APNIC prefixes after maximum aggregation: 32890 APNIC Deaggregation factor: 3.25 Prefixes being announced from the APNIC address blocks: 109595 Unique aggregates announced from the APNIC address blocks: 46568 APNIC Region origin ASes present in the Internet Routing Table: 4839 APNIC Prefixes per ASN: 22.65 APNIC Region origin ASes announcing only one prefix: 1241 APNIC Region transit ASes present in the Internet Routing Table: 816 Average APNIC Region AS path length visible: 3.8 Max APNIC Region AS path length visible: 20 Number of APNIC region 32-bit ASNs visible in the Routing Table: 1 Number of APNIC addresses announced to Internet: 726712576 Equivalent to 43 /8s, 80 /16s and 193 /24s Percentage of available APNIC address space announced: 84.9

APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431 (pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079, 55296-56319, 58368-59391, 63488-63999, 131072-133631 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: 160791 Total ARIN prefixes after maximum aggregation: 80800 ARIN Deaggregation factor: 1.99 Prefixes being announced from the ARIN address blocks: 161458 Unique aggregates announced from the ARIN address blocks: 75825 ARIN Region origin ASes present in the Internet Routing Table: 15833 ARIN Prefixes per ASN: 10.20 ARIN Region origin ASes announcing only one prefix: 6031 ARIN Region transit ASes present in the Internet Routing Table: 1602 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: 2 Number of ARIN addresses announced to Internet: 1071236096 Equivalent to 63 /8s, 217 /16s and 196 /24s Percentage of available ARIN address space announced: 56.7

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: 118946 Total RIPE prefixes after maximum aggregation: 61067 RIPE Deaggregation factor: 1.95 Prefixes being announced from the RIPE address blocks: 122763 Unique aggregates announced from the RIPE address blocks: 79205 RIPE Region origin ASes present in the Internet Routing Table: 17407 RIPE Prefixes per ASN: 7.05 RIPE Region origin ASes announcing only one prefix: 8276 RIPE Region transit ASes present in the Internet Routing Table: 2780 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: 657121024 Equivalent to 39 /8s, 42 /16s and 223 /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, 61952-62463, 196608-200191 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: 50967 Total LACNIC prefixes after maximum aggregation: 9600 LACNIC Deaggregation factor: 5.31 Prefixes being announced from the LACNIC address blocks: 55765 Unique aggregates announced from the LACNIC address blocks: 26050 LACNIC Region origin ASes present in the Internet Routing Table: 2004 LACNIC Prefixes per ASN: 27.83 LACNIC Region origin ASes announcing only one prefix: 567 LACNIC Region transit ASes present in the Internet Routing Table: 359 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: 138972160 Equivalent to 8 /8s, 72 /16s and 140 /24s Percentage of available LACNIC address space announced: 82.8

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: 11254 Total AfriNIC prefixes after maximum aggregation: 2564 AfriNIC Deaggregation factor: 4.39 Prefixes being announced from the AfriNIC address blocks: 11866 Unique aggregates announced from the AfriNIC address blocks: 4012 AfriNIC Region origin ASes present in the Internet Routing Table: 660 AfriNIC Prefixes per ASN: 17.98 AfriNIC Region origin ASes announcing only one prefix: 196 AfriNIC Region transit ASes present in the Internet Routing Table: 131 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: 46553856 Equivalent to 2 /8s, 198 /16s and 91 /24s Percentage of available AfriNIC address space announced: 46.2

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 2676 903 91 >>UNKNOWN<< 4766 2120 11553 622 Korea Telecom 7545 2070 321 112 TPG Telecom Limited 4755 1801 403 192 TATA Communications formerly 9829 1548 1237 45 >>UNKNOWN<< 9583 1230 92 508 Sify Limited 9498 1188 309 72 BHARTI Airtel Ltd. 7552 1152 1080 13 >>UNKNOWN<< 24560 1089 380 164 >>UNKNOWN<< 4808 1073 2023 313 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 3067 3689 62 BellSouth.net Inc. 18566 2063 382 183 Covad Communications Co. 22773 2044 2933 125 >>UNKNOWN<< 1785 2012 679 125 >>UNKNOWN<< 20115 1678 1649 629 Charter Communications 4323 1617 1119 411 >>UNKNOWN<< 701 1529 11136 798 >>UNKNOWN<< 30036 1351 305 632 >>UNKNOWN<< 7018 1322 11293 835 >>UNKNOWN<< 11492 1222 218 365 >>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 1674 544 16 >>UNKNOWN<< 34984 1330 244 220 >>UNKNOWN<< 20940 1031 382 793 >>UNKNOWN<< 31148 986 43 16 >>UNKNOWN<< 6830 895 2367 427 >>UNKNOWN<< 13188 847 99 70 >>UNKNOWN<< 8551 761 370 41 Bezeqint Internet Backbone 12479 673 797 53 >>UNKNOWN<< 9116 553 326 34 >>UNKNOWN<< 35228 526 246 16 >>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 3266 1726 95 >>UNKNOWN<< 10620 2560 418 246 >>UNKNOWN<< 7303 1711 1134 227 >>UNKNOWN<< 18881 1432 844 20 >>UNKNOWN<< 8151 1268 2775 390 >>UNKNOWN<< 11830 865 364 15 >>UNKNOWN<< 6503 818 434 65 Axtel, S.A.B. de C.V. 27947 809 94 95 Telconet S.A 7738 779 1498 36 >>UNKNOWN<< 6147 739 376 21 Telefonica del Peru S.A.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 36998 1236 112 5 MOBITEL 24863 876 274 30 >>UNKNOWN<< 6713 554 633 26 Itissalat Al-MAGHRIB 8452 449 956 9 >>UNKNOWN<< 24835 291 80 8 >>UNKNOWN<< 3741 258 921 216 >>UNKNOWN<< 36992 222 501 28 >>UNKNOWN<< 15706 221 32 6 >>UNKNOWN<< 29571 221 17 12 >>UNKNOWN<< 29975 191 667 21 >>UNKNOWN<<

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 3266 1726 95 >>UNKNOWN<< 6389 3067 3689 62 BellSouth.net Inc. 17974 2676 903 91 >>UNKNOWN<< 10620 2560 418 246 >>UNKNOWN<< 4766 2120 11553 622 Korea Telecom 7545 2070 321 112 TPG Telecom Limited 18566 2063 382 183 Covad Communications Co. 22773 2044 2933 125 >>UNKNOWN<< 1785 2012 679 125 >>UNKNOWN<< 4755 1801 403 192 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 6389 3067 3005 BellSouth.net Inc. 17974 2676 2585 >>UNKNOWN<< 10620 2560 2314 >>UNKNOWN<< 7545 2070 1958 TPG Telecom Limited 22773 2044 1919 >>UNKNOWN<< 1785 2012 1887 >>UNKNOWN<< 18566 2063 1880 Covad Communications Co. 8402 1674 1658 >>UNKNOWN<< 4755 1801 1609 TATA Communications formerly 9829 1548 1503 >>UNKNOWN<<

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

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

Bad AS Designation Network Transit AS Description 16477 UNALLOCATED 1.232.49.0/24 4766 Korea Telecom 38423 UNALLOCATED 1.232.97.0/24 9318 Hanaro Telecom Inc. 9772 UNALLOCATED 1.232.171.0/24 4766 Korea Telecom 2385 UNALLOCATED 1.232.172.0/24 4766 Korea Telecom 38413 UNALLOCATED 1.233.22.0/24 4766 Korea Telecom 4665 UNALLOCATED 1.233.206.0/24 9318 Hanaro Telecom Inc. 4665 UNALLOCATED 1.233.206.0/23 9318 Hanaro Telecom Inc. 4665 UNALLOCATED 1.233.207.0/24 18302 >>UNKNOWN<< 4665 UNALLOCATED 1.233.208.0/21 9318 Hanaro Telecom Inc. 4665 UNALLOCATED 1.233.208.0/20 9318 Hanaro Telecom 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 10.1.1.48/29 0 * 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

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

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

Network Origin AS Description 23.90.128.0/18 27418 >>UNKNOWN<< 23.90.192.0/18 36086 >>UNKNOWN<< 23.91.0.0/19 40676 >>UNKNOWN<< 23.91.32.0/19 36315 >>UNKNOWN<< 23.91.96.0/20 40676 >>UNKNOWN<< 23.91.112.0/21 32475 >>UNKNOWN<< 23.91.160.0/22 36493 FIBERNETICS CORPORATION 23.91.160.0/19 36493 FIBERNETICS CORPORATION 23.91.164.0/22 36493 FIBERNETICS CORPORATION 23.91.168.0/22 36493 FIBERNETICS CORPORATION

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 /10:32 /11:93 /12:251 /13:477 /14:913 /15:1625 /16:12758 /17:6716 /18:11107 /19:22910 /20:32553 /21:35005 /22:49106 /23:42497 /24:245202 /25:8 /26:11 /27:11 /28:128 /29:209 /30:136 /31:0 /32:135

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

ASN No of nets Total ann. Description 18566 2014 2063 Covad Communications Co. 6389 1712 3067 BellSouth.net Inc. 8402 1396 1674 >>UNKNOWN<< 22773 1331 2044 >>UNKNOWN<< 36998 1229 1236 MOBITEL 30036 1211 1351 >>UNKNOWN<< 11492 1183 1222 >>UNKNOWN<< 1785 1083 2012 >>UNKNOWN<< 6983 1025 1150 ITC^Deltacom 22561 930 1196 >>UNKNOWN<<

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

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

1:792 2:869 3:3 4:16 5:963 6:19 8:596 12:1890 13:3 14:842 15:11 16:3 17:11 18:19 20:21 23:398 24:1742 27:1569 31:1453 32:40 33:2 34:5 36:80 37:1838 38:900 39:3 40:179 41:2854 42:251 44:13 46:1988 47:6 49:670 50:793 52:12 54:37 55:6 57:29 58:1089 59:625 60:339 61:1476 62:1193 63:1983 64:4559 65:2362 66:4158 67:2087 68:1086 69:3286 70:864 71:494 72:2003 74:2555 75:328 76:303 77:1144 78:1046 79:618 80:1339 81:1028 82:640 83:580 84:580 85:1264 86:483 87:1053 88:556 89:1802 90:158 91:5671 92:606 93:1638 94:2001 95:1569 96:517 97:342 98:1040 99:41 100:30 101:356 103:3304 105:516 106:142 107:208 108:489 109:1881 110:956 111:1121 112:569 113:789 114:703 115:1032 116:959 117:800 118:1160 119:1263 120:348 121:853 122:1793 123:1249 124:1346 125:1422 128:583 129:212 130:308 131:664 132:344 133:162 134:529 135:67 136:269 137:264 138:348 139:177 140:179 141:314 142:538 143:401 144:498 145:99 146:513 147:482 148:671 149:352 150:154 151:585 152:412 153:195 154:46 155:484 156:273 157:371 158:285 159:676 160:351 161:429 162:676 163:208 164:622 165:562 166:259 167:611 168:1039 169:125 170:1084 171:192 172:25 173:1599 174:662 175:486 176:1180 177:2300 178:1890 179:132 180:1519 181:721 182:1260 183:460 184:624 185:854 186:2515 187:1461 188:1852 189:1321 190:7062 192:6873 193:5656 194:4059 195:3325 196:1365 197:1032 198:4619 199:5411 200:5994 201:2530 202:8787 203:8837 204:4452 205:2601 206:2755 207:2820 208:4003 209:3581 210:2854 211:1548 212:2304 213:2049 214:884 215:99 216:5269 217:1651 218:611 219:324 220:1274 221:558 222:324 223:496

End of report