Orbit

Routing Table Report 08:00 +10GMT Thu 19 Sep, 2013

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

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

BGP routing table entries examined: 462709 Prefixes after maximum aggregation: 187135 Deaggregation factor: 2.47 Unique aggregates announced to Internet: 232109 Total ASes present in the Internet Routing Table: 40952 Prefixes per ASN: 11.30 Origin-only ASes present in the Internet Routing Table: 35178 Origin ASes announcing only one prefix: 16319 Transit ASes present in the Internet Routing Table: 5767 Transit-only ASes present in the Internet Routing Table: 141 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: 270427 Unregistered ASNs in the Routing Table: 21145 Number of 32-bit ASNs allocated by the RIRs: 5048 Number of 32-bit ASNs visible in the Routing Table: 7 Prefixes from 32-bit ASNs in the Routing Table: 12217 Special use prefixes present in the Routing Table: 11 Prefixes being announced from unallocated address space: 488 Number of addresses announced to Internet: 2664485120 Equivalent to 158 /8s, 208 /16s and 209 /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: 161434

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

Prefixes being announced by APNIC Region ASes: 106968 Total APNIC prefixes after maximum aggregation: 32886 APNIC Deaggregation factor: 3.25 Prefixes being announced from the APNIC address blocks: 109570 Unique aggregates announced from the APNIC address blocks: 46532 APNIC Region origin ASes present in the Internet Routing Table: 4836 APNIC Prefixes per ASN: 22.66 APNIC Region origin ASes announcing only one prefix: 1244 APNIC Region transit ASes present in the Internet Routing Table: 813 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: 726848000 Equivalent to 43 /8s, 82 /16s and 210 /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: 161021 Total ARIN prefixes after maximum aggregation: 80902 ARIN Deaggregation factor: 1.99 Prefixes being announced from the ARIN address blocks: 161670 Unique aggregates announced from the ARIN address blocks: 75801 ARIN Region origin ASes present in the Internet Routing Table: 15836 ARIN Prefixes per ASN: 10.21 ARIN Region origin ASes announcing only one prefix: 6027 ARIN Region transit ASes present in the Internet Routing Table: 1600 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: 1071363328 Equivalent to 63 /8s, 219 /16s and 181 /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: 118898 Total RIPE prefixes after maximum aggregation: 61087 RIPE Deaggregation factor: 1.95 Prefixes being announced from the RIPE address blocks: 122738 Unique aggregates announced from the RIPE address blocks: 79233 RIPE Region origin ASes present in the Internet Routing Table: 17416 RIPE Prefixes per ASN: 7.05 RIPE Region origin ASes announcing only one prefix: 8278 RIPE Region transit ASes present in the Internet Routing Table: 2783 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: 657153536 Equivalent to 39 /8s, 43 /16s and 94 /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: 51008 Total LACNIC prefixes after maximum aggregation: 9640 LACNIC Deaggregation factor: 5.29 Prefixes being announced from the LACNIC address blocks: 55826 Unique aggregates announced from the LACNIC address blocks: 26115 LACNIC Region origin ASes present in the Internet Routing Table: 2009 LACNIC Prefixes per ASN: 27.79 LACNIC Region origin ASes announcing only one prefix: 571 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: 20 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 2 Number of LACNIC addresses announced to Internet: 139011072 Equivalent to 8 /8s, 73 /16s and 36 /24s Percentage of available LACNIC address space announced: 82.9

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: 11803 Total AfriNIC prefixes after maximum aggregation: 2553 AfriNIC Deaggregation factor: 4.62 Prefixes being announced from the AfriNIC address blocks: 12415 Unique aggregates announced from the AfriNIC address blocks: 3994 AfriNIC Region origin ASes present in the Internet Routing Table: 659 AfriNIC Prefixes per ASN: 18.84 AfriNIC Region origin ASes announcing only one prefix: 199 AfriNIC Region transit ASes present in the Internet Routing Table: 128 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: 46665728 Equivalent to 2 /8s, 200 /16s and 16 /24s Percentage of available AfriNIC address space announced: 46.4

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 2670 903 91 >>UNKNOWN<< 4766 2120 11553 622 Korea Telecom 7545 2071 321 113 TPG Telecom Limited 4755 1802 403 192 TATA Communications formerly 9829 1549 1238 40 >>UNKNOWN<< 9583 1230 92 508 Sify Limited 9498 1189 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 2013 679 125 >>UNKNOWN<< 20115 1679 1650 627 Charter Communications 4323 1617 1119 411 >>UNKNOWN<< 701 1531 11152 799 >>UNKNOWN<< 30036 1348 304 633 >>UNKNOWN<< 7018 1322 11293 835 >>UNKNOWN<< 11492 1228 223 356 >>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 1519 544 16 >>UNKNOWN<< 34984 1361 244 220 >>UNKNOWN<< 20940 1034 384 798 >>UNKNOWN<< 31148 987 43 17 >>UNKNOWN<< 6830 895 2367 427 >>UNKNOWN<< 13188 847 99 70 >>UNKNOWN<< 8551 761 370 41 Bezeqint Internet Backbone 12479 677 799 49 >>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 3274 1726 103 >>UNKNOWN<< 10620 2564 419 248 >>UNKNOWN<< 7303 1711 1134 227 >>UNKNOWN<< 18881 1432 844 20 >>UNKNOWN<< 8151 1272 2778 393 >>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 1864 112 5 MOBITEL 24863 851 274 30 >>UNKNOWN<< 6713 554 633 26 Itissalat Al-MAGHRIB 8452 445 956 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 3274 1726 103 >>UNKNOWN<< 6389 3067 3689 62 BellSouth.net Inc. 17974 2670 903 91 >>UNKNOWN<< 10620 2564 419 248 >>UNKNOWN<< 4766 2120 11553 622 Korea Telecom 7545 2071 321 113 TPG Telecom Limited 18566 2063 382 183 Covad Communications Co. 22773 2044 2933 125 >>UNKNOWN<< 1785 2013 679 125 >>UNKNOWN<< 36998 1864 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 3067 3005 BellSouth.net Inc. 17974 2670 2579 >>UNKNOWN<< 10620 2564 2316 >>UNKNOWN<< 7545 2071 1958 TPG Telecom Limited 22773 2044 1919 >>UNKNOWN<< 1785 2013 1888 >>UNKNOWN<< 18566 2063 1880 Covad Communications Co. 36998 1864 1859 MOBITEL 4755 1802 1610 TATA Communications formerly 9829 1549 1509 >>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 /16:12771 /17:6726 /18:11121 /19:22940 /20:32574 /21:35012 /22:49192 /23:42528 /24:245791 /25:8 /26:11 /27:11 /28:130 /29:207 /30:135 /31:0 /32:133

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

ASN No of nets Total ann. Description 18566 2014 2063 Covad Communications Co. 36998 1829 1864 MOBITEL 6389 1712 3067 BellSouth.net Inc. 22773 1331 2044 >>UNKNOWN<< 8402 1300 1519 >>UNKNOWN<< 30036 1209 1348 >>UNKNOWN<< 11492 1187 1228 >>UNKNOWN<< 1785 1084 2013 >>UNKNOWN<< 6983 1025 1150 ITC^Deltacom 22561 932 1198 >>UNKNOWN<<

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

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

1:809 2:816 3:3 4:16 5:967 6:19 8:596 12:1895 13:3 14:842 15:11 16:3 17:12 18:19 20:21 23:405 24:1742 27:1572 31:1464 32:40 33:2 34:5 36:76 37:1837 38:902 39:3 40:178 41:3333 42:252 44:13 46:1982 47:7 49:671 50:806 52:12 54:38 55:7 57:29 58:1089 59:624 60:340 61:1474 62:1198 63:1985 64:4559 65:2357 66:4164 67:2084 68:1086 69:3287 70:865 71:494 72:1992 74:2545 75:324 76:303 77:1146 78:1009 79:621 80:1337 81:1030 82:641 83:581 84:581 85:1266 86:484 87:1055 88:556 89:1800 90:158 91:5705 92:603 93:1638 94:2016 95:1568 96:518 97:342 98:1039 99:41 100:30 101:357 103:3290 105:519 106:142 107:208 108:489 109:1883 110:955 111:1120 112:572 113:794 114:703 115:1035 116:959 117:800 118:1154 119:1262 120:349 121:846 122:1796 123:1254 124:1346 125:1422 128:525 129:300 130:308 131:666 132:343 133:161 134:529 135:67 136:271 137:264 138:347 139:177 140:179 141:313 142:538 143:409 144:497 145:99 146:512 147:485 148:669 149:352 150:154 151:585 152:412 153:195 154:46 155:484 156:273 157:371 158:285 159:676 160:352 161:425 162:686 163:208 164:620 165:562 166:259 167:612 168:1038 169:126 170:1077 171:191 172:25 173:1595 174:663 175:487 176:1175 177:2313 178:1893 179:139 180:1519 181:718 182:1260 183:458 184:629 185:861 186:2524 187:1463 188:1854 189:1327 190:7067 192:6874 193:5657 194:4069 195:3323 196:1358 197:1073 198:4623 199:5405 200:5990 201:2534 202:8779 203:8821 204:4454 205:2603 206:2753 207:2819 208:3998 209:3583 210:2848 211:1540 212:2297 213:2034 214:935 215:99 216:5269 217:1647 218:611 219:326 220:1274 221:559 222:324 223:496

End of report