Orbit

Routing Table Report 08:00 +10GMT Tue 06 Mar, 2012

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

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

BGP routing table entries examined: 392964 Prefixes after maximum aggregation: 168549 Deaggregation factor: 2.33 Unique aggregates announced to Internet: 194183 Total ASes present in the Internet Routing Table: 38091 Prefixes per ASN: 10.32 Origin-only ASes present in the Internet Routing Table: 32817 Origin ASes announcing only one prefix: 15536 Transit ASes present in the Internet Routing Table: 5274 Transit-only ASes present in the Internet Routing Table: 127 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: 1147 Unregistered ASNs in the Routing Table: 207 Number of 32-bit ASNs allocated by the RIRs: 2309 Number of 32-bit ASNs visible in the Routing Table: 0 Prefixes from 32-bit ASNs in the Routing Table: 4883 Special use prefixes present in the Routing Table: 8 Prefixes being announced from unallocated address space: 452 Number of addresses announced to Internet: 2541947648 Equivalent to 151 /8s, 131 /16s and 11 /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: 165521

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

Prefixes being announced by APNIC Region ASes: 92772 Total APNIC prefixes after maximum aggregation: 30512 APNIC Deaggregation factor: 3.04 Prefixes being announced from the APNIC address blocks: 90167 Unique aggregates announced from the APNIC address blocks: 39457 APNIC Region origin ASes present in the Internet Routing Table: 4613 APNIC Prefixes per ASN: 19.55 APNIC Region origin ASes announcing only one prefix: 1254 APNIC Region transit ASes present in the Internet Routing Table: 701 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: 641033984 Equivalent to 38 /8s, 53 /16s and 103 /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: 147425 Total ARIN prefixes after maximum aggregation: 75091 ARIN Deaggregation factor: 1.96 Prefixes being announced from the ARIN address blocks: 119292 Unique aggregates announced from the ARIN address blocks: 49698 ARIN Region origin ASes present in the Internet Routing Table: 14862 ARIN Prefixes per ASN: 8.03 ARIN Region origin ASes announcing only one prefix: 5671 ARIN Region transit ASes present in the Internet Routing Table: 1515 Average ARIN Region AS path length visible: 3.3 Max ARIN Region AS path length visible: 17 Number of ARIN region 32-bit ASNs visible in the Routing Table: 0 Number of ARIN addresses announced to Internet: 805475584 Equivalent to 48 /8s, 2 /16s and 149 /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: 100254 Total RIPE prefixes after maximum aggregation: 52761 RIPE Deaggregation factor: 1.90 Prefixes being announced from the RIPE address blocks: 91746 Unique aggregates announced from the RIPE address blocks: 56726 RIPE Region origin ASes present in the Internet Routing Table: 16335 RIPE Prefixes per ASN: 5.62 RIPE Region origin ASes announcing only one prefix: 8005 RIPE Region transit ASes present in the Internet Routing Table: 2586 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: 501428224 Equivalent to 29 /8s, 227 /16s and 48 /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: 38189 Total LACNIC prefixes after maximum aggregation: 7982 LACNIC Deaggregation factor: 4.78 Prefixes being announced from the LACNIC address blocks: 38072 Unique aggregates announced from the LACNIC address blocks: 19667 LACNIC Region origin ASes present in the Internet Routing Table: 1564 LACNIC Prefixes per ASN: 24.34 LACNIC Region origin ASes announcing only one prefix: 440 LACNIC Region transit ASes present in the Internet Routing Table: 275 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: 97914112 Equivalent to 5 /8s, 214 /16s and 13 /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: 8692 Total AfriNIC prefixes after maximum aggregation: 2094 AfriNIC Deaggregation factor: 4.15 Prefixes being announced from the AfriNIC address blocks: 6800 Unique aggregates announced from the AfriNIC address blocks: 2162 AfriNIC Region origin ASes present in the Internet Routing Table: 518 AfriNIC Prefixes per ASN: 13.13 AfriNIC Region origin ASes announcing only one prefix: 166 AfriNIC Region transit ASes present in the Internet Routing Table: 117 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: 31563008 Equivalent to 1 /8s, 225 /16s and 157 /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 1652 503 36 PT Telekomunikasi Indonesia 7545 1643 303 88 TPG Internet Pty Ltd 4755 1544 386 160 TATA Communications formerly 9583 1199 91 509 Sify Limited 9829 1181 997 29 National Internet Backbone 7552 1088 1062 11 Vietel Corporation 24560 1002 383 166 Bharti Airtel Ltd., Telemedia 4808 978 1946 280 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 3449 1040 172 Windstream Communications Inc 6389 3421 3807 199 BellSouth.net Inc. 18566 2091 382 177 Covad Communications Co. 1785 1880 680 127 PaeTec Communications, Inc. 20115 1626 1547 636 Charter Communications 4323 1607 1075 382 tw telecom holdings, inc. 22773 1539 2910 110 Cox Communications Inc. 30036 1398 252 750 Mediacom Communications Corp 19262 1388 4703 398 Verizon Online LLC 7018 1296 9810 853 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 1696 544 16 Corbina telecom 2118 1421 97 13 EUnet/RELCOM Autonomous Syste 15557 1088 2184 60 NEUF CEGETEL (formerly LDCOM 34984 657 188 170 BILISIM TELEKOM 6830 639 1926 410 UPC Broadband 20940 623 202 483 Akamai Technologies European 12479 610 644 55 France Telecom Espana SA 8551 602 360 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 1692 1089 60 Types of queries are: POCs, o 8151 1344 2994 340 Uninet S.A. de C.V. 7303 1328 822 186 Telecom Argentina S.A. 26615 898 672 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 565 240 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 1249 958 13 TEDATA 24863 822 274 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 12258 197 28 62 Vodacom Internet Company 24835 181 80 8 RAYA Telecom - Egypt 33776 168 12 19 Starcomms Nigeria Limited 36923 157 20 4 Swift Networks Limited 29571 153 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 3449 1040 172 Windstream Communications Inc 6389 3421 3807 199 BellSouth.net Inc. 18566 2091 382 177 Covad Communications Co. 4766 1925 11104 676 Korea Telecom (KIX) 1785 1880 680 127 PaeTec Communications, Inc. 10620 1759 325 169 Types of queries are: POCs, o 8402 1696 544 16 Corbina telecom 28573 1692 1089 60 Types of queries are: POCs, o 17974 1652 503 36 PT Telekomunikasi Indonesia 7545 1643 303 88 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 3421 3222 BellSouth.net Inc. 18566 2091 1914 Covad Communications Co. 1785 1880 1753 PaeTec Communications, Inc. 8402 1696 1680 Corbina telecom 28573 1692 1632 Types of queries are: POCs, o 17974 1652 1616 PT Telekomunikasi Indonesia 10620 1759 1590 Types of queries are: POCs, o 7545 1643 1555 TPG Internet Pty Ltd 22773 1539 1429 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 /12:235 /13:458 /14:815 /15:1474 /16:12124 /17:6211 /18:10361 /19:20477 /20:28360 /21:28998 /22:39383 /23:36809 /24:206567 /25:11 /26:21 /27:20 /28:154 /29:138 /30:66 /31:0 /32:141

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

ASN No of nets Total ann. Description 7029 3087 3449 Windstream Communications Inc 6389 2104 3421 BellSouth.net Inc. 18566 2040 2091 Covad Communications Co. 8402 1674 1696 Corbina telecom 10620 1656 1759 Types of queries are: POCs, o 30036 1348 1398 Mediacom Communications Corp 11492 1124 1161 CABLE ONE, INC. 1785 1064 1880 PaeTec Communications, Inc. 8452 1059 1249 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) ----------------------------------------------

1:523 2:688 4:14 6:3 8:392 12:1963 13:1 14:600 15:12 16:3 17:7 20:8 23:140 24:1735 27:1205 31:980 32:60 33:2 34:2 36:9 37:220 38:774 40:117 41:2985 42:121 44:3 46:1377 47:3 49:332 50:512 52:13 54:5 55:10 56:3 57:34 58:926 59:483 60:280 61:1085 62:976 63:2003 64:4093 65:2278 66:4456 67:2032 68:1162 69:3152 70:908 71:409 72:1789 74:2642 75:470 76:319 77:970 78:965 79:476 80:1215 81:884 82:631 83:539 84:588 85:1162 86:737 87:915 88:333 89:1566 90:285 91:4538 92:514 93:1382 94:1374 95:1104 96:416 97:315 98:802 99:38 100:5 101:145 103:849 106:63 107:167 108:181 109:1527 110:727 111:862 112:425 113:531 114:605 115:777 116:857 117:704 118:903 119:1245 120:370 121:662 122:1580 123:1076 124:1303 125:1317 128:501 129:183 130:259 131:588 132:165 133:21 134:225 135:62 136:210 137:181 138:271 139:142 140:464 141:266 142:374 143:409 144:508 145:69 146:480 147:243 148:704 149:299 150:156 151:198 152:446 153:171 154:6 155:437 156:210 157:337 158:162 159:445 160:321 161:227 162:340 163:177 164:526 165:394 166:562 167:460 168:807 169:147 170:839 171:118 172:4 173:1707 174:592 175:420 176:522 177:529 178:1279 180:1184 181:68 182:751 183:285 184:439 185:1 186:2092 187:851 188:1048 189:1201 190:5430 192:5948 193:5575 194:4358 195:3398 196:1258 197:167 198:3583 199:4396 200:5621 201:1728 202:8167 203:8573 204:4275 205:2428 206:2655 207:2727 208:4037 209:3544 210:2689 211:1448 212:1973 213:1883 214:836 215:101 216:4993 217:1510 218:530 219:328 220:1226 221:548 222:295 223:307

End of report