Orbit

Routing Table Report 08:00 +10GMT Tue 28 Feb, 2012

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

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

BGP routing table entries examined: 392391 Prefixes after maximum aggregation: 168198 Deaggregation factor: 2.33 Unique aggregates announced to Internet: 193662 Total ASes present in the Internet Routing Table: 38071 Prefixes per ASN: 10.31 Origin-only ASes present in the Internet Routing Table: 32793 Origin ASes announcing only one prefix: 15552 Transit ASes present in the Internet Routing Table: 5278 Transit-only ASes present in the Internet Routing Table: 132 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: 1134 Unregistered ASNs in the Routing Table: 197 Number of 32-bit ASNs allocated by the RIRs: 2297 Number of 32-bit ASNs visible in the Routing Table: 0 Prefixes from 32-bit ASNs in the Routing Table: 4825 Special use prefixes present in the Routing Table: 8 Prefixes being announced from unallocated address space: 363 Number of addresses announced to Internet: 2539521280 Equivalent to 151 /8s, 94 /16s and 5 /24s Percentage of available address space announced: 68.5 Percentage of allocated address space announced: 68.5 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: 165290

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

Prefixes being announced by APNIC Region ASes: 92838 Total APNIC prefixes after maximum aggregation: 30429 APNIC Deaggregation factor: 3.05 Prefixes being announced from the APNIC address blocks: 90177 Unique aggregates announced from the APNIC address blocks: 39380 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: 1253 APNIC Region transit ASes present in the Internet Routing Table: 704 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: 639899904 Equivalent to 38 /8s, 36 /16s and 25 /24s Percentage of available APNIC address space announced: 81.2

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: 147237 Total ARIN prefixes after maximum aggregation: 74908 ARIN Deaggregation factor: 1.97 Prefixes being announced from the ARIN address blocks: 119281 Unique aggregates announced from the ARIN address blocks: 49587 ARIN Region origin ASes present in the Internet Routing Table: 14863 ARIN Prefixes per ASN: 8.03 ARIN Region origin ASes announcing only one prefix: 5678 ARIN Region transit ASes present in the Internet Routing Table: 1510 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: 805437440 Equivalent to 48 /8s, 2 /16s and 0 /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: 99940 Total RIPE prefixes after maximum aggregation: 52687 RIPE Deaggregation factor: 1.90 Prefixes being announced from the RIPE address blocks: 91598 Unique aggregates announced from the RIPE address blocks: 56729 RIPE Region origin ASes present in the Internet Routing Table: 16326 RIPE Prefixes per ASN: 5.61 RIPE Region origin ASes announcing only one prefix: 8011 RIPE Region transit ASes present in the Internet Routing Table: 2587 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: 501106944 Equivalent to 29 /8s, 222 /16s and 73 /24s Percentage of available RIPE address space announced: 80.7

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: 38095 Total LACNIC prefixes after maximum aggregation: 7999 LACNIC Deaggregation factor: 4.76 Prefixes being announced from the LACNIC address blocks: 37906 Unique aggregates announced from the LACNIC address blocks: 19588 LACNIC Region origin ASes present in the Internet Routing Table: 1568 LACNIC Prefixes per ASN: 24.17 LACNIC Region origin ASes announcing only one prefix: 447 LACNIC Region transit ASes present in the Internet Routing Table: 280 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: 97356032 Equivalent to 5 /8s, 205 /16s and 137 /24s Percentage of available LACNIC address space announced: 64.5

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: 8720 Total AfriNIC prefixes after maximum aggregation: 2079 AfriNIC Deaggregation factor: 4.19 Prefixes being announced from the AfriNIC address blocks: 6742 Unique aggregates announced from the AfriNIC address blocks: 2114 AfriNIC Region origin ASes present in the Internet Routing Table: 509 AfriNIC Prefixes per ASN: 13.25 AfriNIC Region origin ASes announcing only one prefix: 163 AfriNIC Region transit ASes present in the Internet Routing Table: 117 Average AfriNIC Region AS path length visible: 3.3 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: 31487744 Equivalent to 1 /8s, 224 /16s and 119 /24s Percentage of available AfriNIC address space announced: 46.9

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 1923 11104 679 Korea Telecom (KIX) 17974 1649 503 36 PT Telekomunikasi Indonesia 7545 1639 303 87 TPG Internet Pty Ltd 4755 1544 386 160 TATA Communications formerly 9829 1182 997 29 National Internet Backbone 9583 1131 84 482 Sify Limited 7552 1101 1062 11 Vietel Corporation 24560 1009 385 167 Bharti Airtel Ltd., Telemedia 4808 978 1946 279 CNCGROUP IP network China169 18101 950 130 155 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 3450 1040 172 Windstream Communications Inc 6389 3433 3807 200 BellSouth.net Inc. 18566 2092 382 177 Covad Communications Co. 1785 1875 680 125 PaeTec Communications, Inc. 20115 1628 1551 630 Charter Communications 4323 1608 1075 383 tw telecom holdings, inc. 22773 1535 2910 110 Cox Communications Inc. 30036 1404 251 743 Mediacom Communications Corp 19262 1388 4703 398 Verizon Online LLC 7018 1313 6996 855 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 1612 480 15 Corbina telecom 2118 1398 97 13 EUnet/RELCOM Autonomous Syste 15557 1099 2184 60 NEUF CEGETEL (formerly LDCOM 34984 655 188 172 BILISIM TELEKOM 6830 644 1927 413 UPC Broadband 20940 619 202 480 Akamai Technologies European 12479 606 644 55 France Telecom Espana SA 8551 600 360 81 Bezeq International 9116 541 326 32 Goldenlines main autonomous s 31148 541 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 1755 324 173 Types of queries are: POCs, o 28573 1688 1088 63 Types of queries are: POCs, o 8151 1344 2992 347 Uninet S.A. de C.V. 7303 1328 822 186 Telecom Argentina S.A. 26615 896 664 33 Tim Celular S.A. 27947 639 67 108 Telconet S.A 11172 634 107 73 Alestra, S. de R.L. de C.V. 22047 581 322 17 Types of queries are: POCs, o 6503 565 418 67 Axtel, S.A.B. de C.V. 3816 550 238 93 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 1256 958 13 TEDATA 24863 830 274 34 LINKdotNET AS number 6713 489 649 18 Itissalat Al-MAGHRIB 3741 277 923 228 The Internet Solution 15706 227 32 6 Sudatel Internet Exchange Aut 29571 214 17 12 Ci Telecom Autonomous system 12258 197 28 62 Vodacom Internet Company 24835 194 80 8 RAYA Telecom - Egypt 36923 157 20 4 Swift Networks Limited 33776 156 12 23 Starcomms Nigeria 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 3450 1040 172 Windstream Communications Inc 6389 3433 3807 200 BellSouth.net Inc. 18566 2092 382 177 Covad Communications Co. 4766 1923 11104 679 Korea Telecom (KIX) 1785 1875 680 125 PaeTec Communications, Inc. 10620 1755 324 173 Types of queries are: POCs, o 28573 1688 1088 63 Types of queries are: POCs, o 17974 1649 503 36 PT Telekomunikasi Indonesia 7545 1639 303 87 TPG Internet Pty Ltd 20115 1628 1551 630 Charter Communications

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 3433 3233 BellSouth.net Inc. 18566 2092 1915 Covad Communications Co. 1785 1875 1750 PaeTec Communications, Inc. 28573 1688 1625 Types of queries are: POCs, o 17974 1649 1613 PT Telekomunikasi Indonesia 8402 1612 1597 Corbina telecom 10620 1755 1582 Types of queries are: POCs, o 7545 1639 1552 TPG Internet Pty Ltd 22773 1535 1425 Cox Communications Inc. 2118 1398 1385 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 /12:233 /13:459 /14:814 /15:1471 /16:12111 /17:6196 /18:10329 /19:20500 /20:28313 /21:29011 /22:39338 /23:36806 /24:206116 /25:11 /26:21 /27:20 /28:154 /29:138 /30:66 /31:0 /32:143

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

ASN No of nets Total ann. Description 7029 3087 3450 Windstream Communications Inc 6389 2106 3433 BellSouth.net Inc. 18566 2041 2092 Covad Communications Co. 10620 1652 1755 Types of queries are: POCs, o 8402 1591 1612 Corbina telecom 30036 1354 1404 Mediacom Communications Corp 11492 1122 1159 CABLE ONE, INC. 1785 1064 1875 PaeTec Communications, Inc. 8452 1064 1256 TEDATA 15557 1046 1099 NEUF CEGETEL (formerly LDCOM

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

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

1:511 2:656 4:14 6:3 8:389 12:1964 13:1 14:599 15:11 16:3 17:7 20:8 23:134 24:1731 27:1196 31:943 32:60 33:2 34:2 36:9 37:208 38:775 40:116 41:2969 42:114 44:3 46:1352 47:3 49:334 50:511 52:13 54:3 55:7 56:3 57:35 58:922 59:483 60:343 61:1086 62:961 63:2004 64:4097 65:2276 66:4457 67:2031 68:1171 69:3166 70:908 71:408 72:1787 74:2644 75:470 76:319 77:965 78:958 79:483 80:1213 81:878 82:633 83:539 84:589 85:1161 86:735 87:914 88:332 89:1561 90:284 91:4517 92:511 93:1371 94:1387 95:1080 96:417 97:312 98:823 99:38 100:4 101:150 103:825 106:65 107:162 108:177 109:1540 110:723 111:855 112:425 113:535 114:602 115:776 116:858 117:703 118:903 119:1243 120:361 121:661 122:1590 123:1080 124:1303 125:1320 128:490 129:182 130:221 131:588 132:163 133:21 134:224 135:62 136:212 137:181 138:268 139:144 140:466 141:261 142:376 143:407 144:511 145:69 146:480 147:241 148:712 149:299 150:155 151:198 152:446 153:171 154:6 155:415 156:210 157:337 158:164 159:441 160:319 161:227 162:339 163:178 164:527 165:394 166:558 167:458 168:754 169:147 170:838 171:119 172:4 173:1723 174:605 175:421 176:506 177:512 178:1282 180:1179 181:68 182:729 183:283 184:434 185:1 186:2056 187:861 188:1082 189:1204 190:5437 192:5947 193:5555 194:4341 195:3392 196:1269 197:165 198:3574 199:4378 200:5547 201:1737 202:8176 203:8573 204:4289 205:2418 206:2656 207:2717 208:4052 209:3526 210:2692 211:1450 212:2029 213:1838 214:824 215:90 216:4997 217:1506 218:535 219:327 220:1224 221:546 222:297 223:299

End of report