Orbit

Routing Table Report 08:00 +10GMT Sun 01 Apr, 2012

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

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

BGP routing table entries examined: 397113 Prefixes after maximum aggregation: 169566 Deaggregation factor: 2.34 Unique aggregates announced to Internet: 195752 Total ASes present in the Internet Routing Table: 38231 Prefixes per ASN: 10.39 Origin-only ASes present in the Internet Routing Table: 32972 Origin ASes announcing only one prefix: 15492 Transit ASes present in the Internet Routing Table: 5259 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: 24 Max AS path prepend of ASN (36992) 22 Prefixes from unregistered ASNs in the Routing Table: 1408 Unregistered ASNs in the Routing Table: 357 Number of 32-bit ASNs allocated by the RIRs: 2342 Number of 32-bit ASNs visible in the Routing Table: 0 Prefixes from 32-bit ASNs in the Routing Table: 5282 Special use prefixes present in the Routing Table: 8 Prefixes being announced from unallocated address space: 1278 Number of addresses announced to Internet: 2549245696 Equivalent to 151 /8s, 242 /16s and 103 /24s Percentage of available address space announced: 68.8 Percentage of allocated address space announced: 68.8 Percentage of available address space allocated: 100.0 Percentage of address space in use by end-sites: 92.1 Total number of prefixes smaller than registry allocations: 167288

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

Prefixes being announced by APNIC Region ASes: 93237 Total APNIC prefixes after maximum aggregation: 30704 APNIC Deaggregation factor: 3.04 Prefixes being announced from the APNIC address blocks: 90652 Unique aggregates announced from the APNIC address blocks: 39278 APNIC Region origin ASes present in the Internet Routing Table: 4635 APNIC Prefixes per ASN: 19.56 APNIC Region origin ASes announcing only one prefix: 1266 APNIC Region transit ASes present in the Internet Routing Table: 706 Average APNIC Region AS path length visible: 4.0 Max APNIC Region AS path length visible: 16 Number of APNIC region 32-bit ASNs visible in the Routing Table: 0 Number of APNIC addresses announced to Internet: 642236416 Equivalent to 38 /8s, 71 /16s and 192 /24s Percentage of available APNIC address space announced: 81.4

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: 147873 Total ARIN prefixes after maximum aggregation: 75296 ARIN Deaggregation factor: 1.96 Prefixes being announced from the ARIN address blocks: 119659 Unique aggregates announced from the ARIN address blocks: 49912 ARIN Region origin ASes present in the Internet Routing Table: 14870 ARIN Prefixes per ASN: 8.05 ARIN Region origin ASes announcing only one prefix: 5675 ARIN Region transit ASes present in the Internet Routing Table: 1506 Average ARIN Region AS path length visible: 3.3 Max ARIN Region AS path length visible: 16 Number of ARIN region 32-bit ASNs visible in the Routing Table: 0 Number of ARIN addresses announced to Internet: 805158656 Equivalent to 47 /8s, 253 /16s and 191 /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: 101130 Total RIPE prefixes after maximum aggregation: 53167 RIPE Deaggregation factor: 1.90 Prefixes being announced from the RIPE address blocks: 92448 Unique aggregates announced from the RIPE address blocks: 57189 RIPE Region origin ASes present in the Internet Routing Table: 16333 RIPE Prefixes per ASN: 5.66 RIPE Region origin ASes announcing only one prefix: 7953 RIPE Region transit ASes present in the Internet Routing Table: 2584 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: 0 Number of RIPE addresses announced to Internet: 502210048 Equivalent to 29 /8s, 239 /16s and 30 /24s Percentage of available RIPE address space announced: 80.9

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: 39731 Total LACNIC prefixes after maximum aggregation: 8038 LACNIC Deaggregation factor: 4.94 Prefixes being announced from the LACNIC address blocks: 39453 Unique aggregates announced from the LACNIC address blocks: 19769 LACNIC Region origin ASes present in the Internet Routing Table: 1562 LACNIC Prefixes per ASN: 25.26 LACNIC Region origin ASes announcing only one prefix: 435 LACNIC Region transit ASes present in the Internet Routing Table: 284 Average LACNIC Region AS path length visible: 3.9 Max LACNIC Region AS path length visible: 17 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 0 Number of LACNIC addresses announced to Internet: 98611968 Equivalent to 5 /8s, 224 /16s and 179 /24s Percentage of available LACNIC address space announced: 65.3

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: 8827 Total AfriNIC prefixes after maximum aggregation: 2114 AfriNIC Deaggregation factor: 4.18 Prefixes being announced from the AfriNIC address blocks: 6910 Unique aggregates announced from the AfriNIC address blocks: 2160 AfriNIC Region origin ASes present in the Internet Routing Table: 522 AfriNIC Prefixes per ASN: 13.24 AfriNIC Region origin ASes announcing only one prefix: 163 AfriNIC Region transit ASes present in the Internet Routing Table: 113 Average AfriNIC Region AS path length visible: 3.5 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: 31519744 Equivalent to 1 /8s, 224 /16s and 244 /24s Percentage of available AfriNIC address space announced: 47.0

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 1929 11106 679 Korea Telecom (KIX) 17974 1705 502 62 PT Telekomunikasi Indonesia 7545 1654 301 90 TPG Internet Pty Ltd 4755 1554 385 157 TATA Communications formerly 9583 1241 95 540 Sify Limited 9829 1208 1025 29 National Internet Backbone 7552 1106 1062 11 Vietel Corporation 24560 1019 385 167 Bharti Airtel Ltd., Telemedia 4808 985 1947 284 CNCGROUP IP network China169 18101 951 131 160 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 7029 3409 1016 168 Windstream Communications Inc 6389 3379 3807 197 BellSouth.net Inc. 18566 2093 383 179 Covad Communications Co. 1785 1891 680 128 PaeTec Communications, Inc. 20115 1632 1559 624 Charter Communications 4323 1600 1076 382 tw telecom holdings, inc. 22773 1551 2910 111 Cox Communications Inc. 30036 1416 256 746 Mediacom Communications Corp 7018 1285 9807 836 AT&T Services, Inc. 11492 1184 216 364 CABLE ONE, 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 1698 544 16 Corbina telecom 2118 1394 97 14 EUnet/RELCOM Autonomous Syste 31148 677 37 9 FreeNet ISP 34984 673 188 174 BILISIM TELEKOM 12479 652 658 57 France Telecom Espana SA 6830 641 1943 412 UPC Broadband 20940 632 205 497 Akamai Technologies European 9116 541 326 32 Goldenlines main autonomous s 3320 532 8442 398 Deutsche Telekom AG 8551 504 360 81 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 1820 331 131 Types of queries are: POCs, o 28573 1744 1105 60 Types of queries are: POCs, o 6503 1492 418 66 Axtel, S.A.B. de C.V. 7303 1353 827 189 Telecom Argentina S.A. 8151 1347 2999 340 Uninet S.A. de C.V. 26615 901 696 31 Tim Celular S.A. 27947 664 74 100 Telconet S.A 11172 638 107 74 Alestra, S. de R.L. de C.V. 22047 584 326 15 Types of queries are: POCs, o 3816 571 242 100 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 8452 1292 958 13 TEDATA 24863 838 274 32 LINKdotNET AS number 6713 493 649 18 Itissalat Al-MAGHRIB 3741 272 924 229 The Internet Solution 12258 197 28 62 Vodacom Internet Company 33776 182 12 21 Starcomms Nigeria Limited 24835 178 80 8 RAYA Telecom - Egypt 15706 168 32 6 Sudatel Internet Exchange Aut 16637 161 664 84 MTN Network Solutions 29571 159 15 16 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 7029 3409 1016 168 Windstream Communications Inc 6389 3379 3807 197 BellSouth.net Inc. 18566 2093 383 179 Covad Communications Co. 4766 1929 11106 679 Korea Telecom (KIX) 1785 1891 680 128 PaeTec Communications, Inc. 10620 1820 331 131 Types of queries are: POCs, o 28573 1744 1105 60 Types of queries are: POCs, o 17974 1705 502 62 PT Telekomunikasi Indonesia 8402 1698 544 16 Corbina telecom 7545 1654 301 90 TPG Internet Pty Ltd

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 3379 3182 BellSouth.net Inc. 18566 2093 1914 Covad Communications Co. 1785 1891 1763 PaeTec Communications, Inc. 10620 1820 1689 Types of queries are: POCs, o 28573 1744 1684 Types of queries are: POCs, o 8402 1698 1682 Corbina telecom 17974 1705 1643 PT Telekomunikasi Indonesia 7545 1654 1564 TPG Internet Pty Ltd 22773 1551 1440 Cox Communications Inc. 6503 1492 1426 Axtel, S.A.B. de C.V.

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

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

Bad AS Designation Network Transit AS Description 54439 UNALLOCATED 8.25.174.0/24 3356 Level 3 Communicatio 54470 UNALLOCATED 8.30.171.0/24 3356 Level 3 Communicatio 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.

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 128.0.0.0/21 12654 RIPE NCC RIS Project 128.0.24.0/24 12654 RIPE NCC RIS Project 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 14.192.0.0/22 45464 Room 201, TGU Bldg 14.192.4.0/22 45464 Room 201, TGU Bldg 14.192.8.0/22 45464 Room 201, TGU Bldg 14.192.12.0/22 45464 Room 201, TGU Bldg 14.192.16.0/22 45464 Room 201, TGU Bldg 14.192.20.0/22 45464 Room 201, TGU Bldg 14.192.24.0/22 45464 Room 201, TGU Bldg 14.192.28.0/22 45464 Room 201, TGU Bldg 23.27.0.0/20 54500 EGIHosting 23.27.16.0/20 54500 EGIHosting

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 /10:28 /11:81 /12:236 /13:457 /14:831 /15:1482 /16:12137 /17:6261 /18:10381 /19:20575 /20:28587 /21:29422 /22:39841 /23:37178 /24:209030 /25:11 /26:21 /27:20 /28:153 /29:142 /30:69 /31:0 /32:138

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

ASN No of nets Total ann. Description 7029 3054 3409 Windstream Communications Inc 6389 2095 3379 BellSouth.net Inc. 18566 2042 2093 Covad Communications Co. 10620 1709 1820 Types of queries are: POCs, o 8402 1675 1698 Corbina telecom 30036 1360 1416 Mediacom Communications Corp 6503 1254 1492 Axtel, S.A.B. de C.V. 11492 1147 1184 CABLE ONE, INC. 8452 1101 1292 TEDATA 1785 1067 1891 PaeTec Communications, Inc.

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

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

1:529 2:713 4:14 6:3 8:394 12:1988 13:1 14:600 15:12 16:3 17:7 20:8 23:158 24:1747 27:1250 31:959 32:53 33:2 34:2 36:8 37:315 38:781 40:120 41:3050 42:129 44:3 46:1452 47:3 49:339 50:536 52:13 54:6 55:7 56:3 57:29 58:921 59:486 60:275 61:1093 62:968 63:1989 64:4142 65:2260 66:4485 67:2021 68:1146 69:3180 70:909 71:465 72:1816 74:2576 75:492 76:317 77:953 78:1004 79:493 80:1210 81:899 82:671 83:545 84:517 85:1193 86:416 87:901 88:342 89:1621 90:297 91:4666 92:517 93:1356 94:1477 95:1150 96:372 97:316 98:842 99:37 100:7 101:163 103:913 106:64 107:180 108:217 109:1257 110:740 111:904 112:433 113:578 114:621 115:774 116:886 117:701 118:896 119:1186 120:338 121:673 122:1627 123:1097 124:1299 125:1259 128:522 129:185 130:251 131:593 132:165 133:21 134:231 135:62 136:210 137:173 138:351 139:144 140:356 141:243 142:368 143:395 144:502 145:66 146:479 147:243 148:744 149:297 150:147 151:176 152:457 153:172 154:6 155:444 156:212 157:335 158:176 159:453 160:342 161:230 162:340 163:178 164:551 165:388 166:561 167:464 168:812 169:126 170:839 171:125 172:4 173:1725 174:586 175:425 176:455 177:624 178:1311 180:1187 181:74 182:751 183:277 184:448 185:1 186:2146 187:1025 188:1185 189:1780 190:5543 192:5955 193:5600 194:4604 195:3585 196:1264 197:123 198:3560 199:4439 200:5712 201:1898 202:8205 203:8486 204:4262 205:2455 206:2659 207:2719 208:4042 209:3583 210:2685 211:1443 212:1999 213:1909 214:870 215:108 216:5054 217:1524 218:525 219:317 220:1226 221:539 222:297 223:315

End of report