Orbit

Routing Table Report 08:00 +10GMT Sun 04 Mar, 2012

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

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

BGP routing table entries examined: 392925 Prefixes after maximum aggregation: 168482 Deaggregation factor: 2.33 Unique aggregates announced to Internet: 194096 Total ASes present in the Internet Routing Table: 38078 Prefixes per ASN: 10.32 Origin-only ASes present in the Internet Routing Table: 32819 Origin ASes announcing only one prefix: 15523 Transit ASes present in the Internet Routing Table: 5259 Transit-only ASes present in the Internet Routing Table: 129 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: 1146 Unregistered ASNs in the Routing Table: 205 Number of 32-bit ASNs allocated by the RIRs: 2307 Number of 32-bit ASNs visible in the Routing Table: 0 Prefixes from 32-bit ASNs in the Routing Table: 4866 Special use prefixes present in the Routing Table: 8 Prefixes being announced from unallocated address space: 440 Number of addresses announced to Internet: 2541473536 Equivalent to 151 /8s, 123 /16s and 207 /24s Percentage of available address space announced: 68.6 Percentage of allocated address space announced: 68.6 Percentage of available address space allocated: 100.0 Percentage of address space in use by end-sites: 92.0 Total number of prefixes smaller than registry allocations: 165601

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

Prefixes being announced by APNIC Region ASes: 92770 Total APNIC prefixes after maximum aggregation: 30526 APNIC Deaggregation factor: 3.04 Prefixes being announced from the APNIC address blocks: 90127 Unique aggregates announced from the APNIC address blocks: 39446 APNIC Region origin ASes present in the Internet Routing Table: 4613 APNIC Prefixes per ASN: 19.54 APNIC Region origin ASes announcing only one prefix: 1256 APNIC Region transit ASes present in the Internet Routing Table: 701 Average APNIC Region AS path length visible: 4.1 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: 640972288 Equivalent to 38 /8s, 52 /16s and 118 /24s Percentage of available APNIC address space announced: 81.3

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: 147327 Total ARIN prefixes after maximum aggregation: 75056 ARIN Deaggregation factor: 1.96 Prefixes being announced from the ARIN address blocks: 119262 Unique aggregates announced from the ARIN address blocks: 49690 ARIN Region origin ASes present in the Internet Routing Table: 14860 ARIN Prefixes per ASN: 8.03 ARIN Region origin ASes announcing only one prefix: 5674 ARIN Region transit ASes present in the Internet Routing Table: 1511 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: 805485824 Equivalent to 48 /8s, 2 /16s and 189 /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: 100204 Total RIPE prefixes after maximum aggregation: 52747 RIPE Deaggregation factor: 1.90 Prefixes being announced from the RIPE address blocks: 91765 Unique aggregates announced from the RIPE address blocks: 56758 RIPE Region origin ASes present in the Internet Routing Table: 16330 RIPE Prefixes per ASN: 5.62 RIPE Region origin ASes announcing only one prefix: 7993 RIPE Region transit ASes present in the Internet Routing Table: 2574 Average RIPE Region AS path length visible: 3.5 Max RIPE Region AS path length visible: 22 Number of RIPE region 32-bit ASNs visible in the Routing Table: 0 Number of RIPE addresses announced to Internet: 501336576 Equivalent to 29 /8s, 225 /16s and 202 /24s Percentage of available RIPE address space announced: 80.8

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: 38270 Total LACNIC prefixes after maximum aggregation: 7973 LACNIC Deaggregation factor: 4.80 Prefixes being announced from the LACNIC address blocks: 38134 Unique aggregates announced from the LACNIC address blocks: 19661 LACNIC Region origin ASes present in the Internet Routing Table: 1562 LACNIC Prefixes per ASN: 24.41 LACNIC Region origin ASes announcing only one prefix: 437 LACNIC Region transit ASes present in the Internet Routing Table: 276 Average LACNIC Region AS path length visible: 4.0 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: 97883136 Equivalent to 5 /8s, 213 /16s and 148 /24s Percentage of available LACNIC address space announced: 64.8

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: 8752 Total AfriNIC prefixes after maximum aggregation: 2073 AfriNIC Deaggregation factor: 4.22 Prefixes being announced from the AfriNIC address blocks: 6794 Unique aggregates announced from the AfriNIC address blocks: 2123 AfriNIC Region origin ASes present in the Internet Routing Table: 514 AfriNIC Prefixes per ASN: 13.22 AfriNIC Region origin ASes announcing only one prefix: 163 AfriNIC Region transit ASes present in the Internet Routing Table: 122 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: 0 Number of AfriNIC addresses announced to Internet: 31550976 Equivalent to 1 /8s, 225 /16s and 110 /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 1925 11104 676 Korea Telecom (KIX) 17974 1654 503 37 PT Telekomunikasi Indonesia 7545 1644 303 89 TPG Internet Pty Ltd 4755 1541 385 157 TATA Communications formerly 9583 1199 91 509 Sify Limited 9829 1178 997 29 National Internet Backbone 7552 1104 1062 11 Vietel Corporation 24560 1008 380 173 Bharti Airtel Ltd., Telemedia 4808 978 1946 278 CNCGROUP IP network China169 18101 951 131 156 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 3448 1040 172 Windstream Communications Inc 6389 3420 3807 199 BellSouth.net Inc. 18566 2091 382 177 Covad Communications Co. 1785 1878 679 125 PaeTec Communications, Inc. 20115 1630 1550 632 Charter Communications 4323 1607 1075 382 tw telecom holdings, inc. 22773 1537 2910 110 Cox Communications Inc. 30036 1407 253 741 Mediacom Communications Corp 19262 1388 4703 398 Verizon Online LLC 7018 1290 6995 848 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 1703 544 16 Corbina telecom 2118 1421 97 13 EUnet/RELCOM Autonomous Syste 15557 1088 2184 60 NEUF CEGETEL (formerly LDCOM 34984 656 188 170 BILISIM TELEKOM 6830 642 1927 413 UPC Broadband 20940 622 202 482 Akamai Technologies European 12479 606 644 55 France Telecom Espana SA 8551 599 360 81 Bezeq International 9116 541 326 32 Goldenlines main autonomous s 31148 540 37 9 FreeNet ISP

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 1759 325 169 Types of queries are: POCs, o 28573 1686 1089 60 Types of queries are: POCs, o 8151 1342 2993 339 Uninet S.A. de C.V. 7303 1328 822 186 Telecom Argentina S.A. 26615 870 664 33 Tim Celular S.A. 27947 651 68 107 Telconet S.A 11172 636 107 73 Alestra, S. de R.L. de C.V. 22047 581 322 17 Types of queries are: POCs, o 3816 564 240 89 Types of queries are: POCs, o 6503 562 418 67 Axtel, S.A.B. 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 8452 1248 958 13 TEDATA 24863 831 274 34 LINKdotNET AS number 6713 491 649 18 Itissalat Al-MAGHRIB 3741 277 923 228 The Internet Solution 15706 227 32 6 Sudatel Internet Exchange Aut 29571 211 16 10 Ci Telecom Autonomous system 12258 197 28 62 Vodacom Internet Company 24835 194 80 8 RAYA Telecom - Egypt 33776 168 12 19 Starcomms Nigeria Limited 36923 157 20 4 Swift Networks Limited

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 3448 1040 172 Windstream Communications Inc 6389 3420 3807 199 BellSouth.net Inc. 18566 2091 382 177 Covad Communications Co. 4766 1925 11104 676 Korea Telecom (KIX) 1785 1878 679 125 PaeTec Communications, Inc. 10620 1759 325 169 Types of queries are: POCs, o 8402 1703 544 16 Corbina telecom 28573 1686 1089 60 Types of queries are: POCs, o 17974 1654 503 37 PT Telekomunikasi Indonesia 7545 1644 303 89 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 3420 3221 BellSouth.net Inc. 18566 2091 1914 Covad Communications Co. 1785 1878 1753 PaeTec Communications, Inc. 8402 1703 1687 Corbina telecom 28573 1686 1626 Types of queries are: POCs, o 17974 1654 1617 PT Telekomunikasi Indonesia 10620 1759 1590 Types of queries are: POCs, o 7545 1644 1555 TPG Internet Pty Ltd 22773 1537 1427 Cox Communications Inc. 2118 1421 1408 EUnet/RELCOM Autonomous Syste

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 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 18779 Guru.com 23.27.0.0/16 18779 Guru.com

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 /12:234 /13:458 /14:815 /15:1473 /16:12117 /17:6203 /18:10343 /19:20466 /20:28356 /21:28997 /22:39357 /23:36810 /24:206615 /25:11 /26:20 /27:20 /28:153 /29:136 /30:65 /31:0 /32:135

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

ASN No of nets Total ann. Description 7029 3086 3448 Windstream Communications Inc 6389 2104 3420 BellSouth.net Inc. 18566 2040 2091 Covad Communications Co. 8402 1681 1703 Corbina telecom 10620 1656 1759 Types of queries are: POCs, o 30036 1357 1407 Mediacom Communications Corp 11492 1124 1161 CABLE ONE, INC. 1785 1064 1878 PaeTec Communications, Inc. 8452 1058 1248 TEDATA 7011 1038 1154 Frontier Communications of Am

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

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

1:520 2:678 4:14 6:3 8:391 12:1960 13:1 14:600 15:11 16:3 17:7 20:8 23:136 24:1733 27:1204 31:981 32:60 33:2 34:2 36:9 37:218 38:774 40:116 41:2982 42:120 44:3 46:1383 47:3 49:334 50:511 52:13 54:5 55:9 56:3 57:36 58:927 59:486 60:284 61:1088 62:975 63:2004 64:4091 65:2280 66:4453 67:2037 68:1165 69:3154 70:908 71:409 72:1790 74:2644 75:470 76:320 77:972 78:968 79:477 80:1206 81:886 82:630 83:531 84:587 85:1163 86:737 87:914 88:334 89:1567 90:284 91:4537 92:511 93:1381 94:1369 95:1110 96:416 97:314 98:824 99:38 100:5 101:151 103:850 106:63 107:167 108:180 109:1527 110:718 111:865 112:425 113:528 114:599 115:783 116:858 117:703 118:903 119:1245 120:362 121:702 122:1580 123:1064 124:1302 125:1316 128:505 129:183 130:258 131:588 132:162 133:21 134:224 135:61 136:210 137:181 138:271 139:142 140:464 141:265 142:374 143:412 144:508 145:69 146:479 147:242 148:704 149:299 150:153 151:198 152:446 153:171 154:6 155:393 156:210 157:338 158:162 159:445 160:318 161:227 162:340 163:177 164:526 165:396 166:559 167:458 168:804 169:147 170:839 171:119 172:4 173:1709 174:598 175:415 176:527 177:527 178:1282 180:1184 181:68 182:740 183:285 184:436 185:1 186:2059 187:858 188:1060 189:1201 190:5512 192:5945 193:5579 194:4354 195:3404 196:1273 197:167 198:3579 199:4385 200:5624 201:1744 202:8161 203:8578 204:4269 205:2425 206:2652 207:2725 208:4046 209:3539 210:2685 211:1451 212:1999 213:1878 214:829 215:99 216:4995 217:1513 218:532 219:321 220:1226 221:548 222:295 223:305

End of report