Orbit

Routing Table Report 00:00 GMT Thu 22 Mar, 2012

NB: RouteViews data includes iBGP information from some ASNs. Treat the information provided below appropriately.

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

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

BGP routing table entries examined: 405839 Prefixes after maximum aggregation: 172512 Deaggregation factor: 2.35 Unique aggregates announced to Internet: 195221 Total ASes present in the Internet Routing Table: 40497 Prefixes per ASN: 10.02 Origin-only ASes present in the Internet Routing Table: 32921 Origin ASes announcing only one prefix: 15538 Transit ASes present in the Internet Routing Table: 5451 Transit-only ASes present in the Internet Routing Table: 141 Average AS path length visible in the Internet Routing Table: 4.6 Max AS path length visible: 28 Max AS path prepend of ASN (19202) 25 Prefixes from unregistered ASNs in the Routing Table: 5694 Unregistered ASNs in the Routing Table: 242 Number of 32-bit ASNs allocated by the RIRs: 2325 Number of 32-bit ASNs visible in the Routing Table: 2125 Prefixes from 32-bit ASNs in the Routing Table: 5167 Special use prefixes present in the Routing Table: 87 Prefixes being announced from unallocated address space: 837 Number of addresses announced to Internet: 2528453077 Equivalent to 150 /8s, 181 /16s and 33 /24s Percentage of available address space announced: 68.2 Percentage of allocated address space announced: 68.2 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: 171134

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

Prefixes being announced by APNIC Region ASes: 96460 Total APNIC prefixes after maximum aggregation: 30912 APNIC Deaggregation factor: 3.12 Prefixes being announced from the APNIC address blocks: 92962 Unique aggregates announced from the APNIC address blocks: 39366 APNIC Region origin ASes present in the Internet Routing Table: 4667 APNIC Prefixes per ASN: 19.92 APNIC Region origin ASes announcing only one prefix: 1256 APNIC Region transit ASes present in the Internet Routing Table: 737 Average APNIC Region AS path length visible: 5.0 Max APNIC Region AS path length visible: 18 Number of APNIC region 32-bit ASNs visible in the Routing Table: 167 Number of APNIC addresses announced to Internet: 641126144 Equivalent to 38 /8s, 54 /16s and 207 /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: 151720 Total ARIN prefixes after maximum aggregation: 77960 ARIN Deaggregation factor: 1.95 Prefixes being announced from the ARIN address blocks: 123010 Unique aggregates announced from the ARIN address blocks: 49884 ARIN Region origin ASes present in the Internet Routing Table: 14969 ARIN Prefixes per ASN: 8.22 ARIN Region origin ASes announcing only one prefix: 5691 ARIN Region transit ASes present in the Internet Routing Table: 1577 Average ARIN Region AS path length visible: 4.1 Max ARIN Region AS path length visible: 28 Number of ARIN region 32-bit ASNs visible in the Routing Table: 16 Number of ARIN addresses announced to Internet: 806722048 Equivalent to 48 /8s, 21 /16s and 154 /24s Percentage of available ARIN address space announced: 64.1

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: 103504 Total RIPE prefixes after maximum aggregation: 53249 RIPE Deaggregation factor: 1.94 Prefixes being announced from the RIPE address blocks: 93997 Unique aggregates announced from the RIPE address blocks: 57125 RIPE Region origin ASes present in the Internet Routing Table: 16370 RIPE Prefixes per ASN: 5.74 RIPE Region origin ASes announcing only one prefix: 7986 RIPE Region transit ASes present in the Internet Routing Table: 2652 Average RIPE Region AS path length visible: 5.0 Max RIPE Region AS path length visible: 23 Number of RIPE region 32-bit ASNs visible in the Routing Table: 1444 Number of RIPE addresses announced to Internet: 502392716 Equivalent to 29 /8s, 241 /16s and 231 /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: 39665 Total LACNIC prefixes after maximum aggregation: 8090 LACNIC Deaggregation factor: 4.90 Prefixes being announced from the LACNIC address blocks: 39329 Unique aggregates announced from the LACNIC address blocks: 19606 LACNIC Region origin ASes present in the Internet Routing Table: 1572 LACNIC Prefixes per ASN: 25.02 LACNIC Region origin ASes announcing only one prefix: 438 LACNIC Region transit ASes present in the Internet Routing Table: 290 Average LACNIC Region AS path length visible: 4.8 Max LACNIC Region AS path length visible: 19 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 493 Number of LACNIC addresses announced to Internet: 98556680 Equivalent to 5 /8s, 223 /16s and 219 /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: 8955 Total AfriNIC prefixes after maximum aggregation: 2129 AfriNIC Deaggregation factor: 4.21 Prefixes being announced from the AfriNIC address blocks: 7032 Unique aggregates announced from the AfriNIC address blocks: 2203 AfriNIC Region origin ASes present in the Internet Routing Table: 524 AfriNIC Prefixes per ASN: 13.42 AfriNIC Region origin ASes announcing only one prefix: 167 AfriNIC Region transit ASes present in the Internet Routing Table: 114 Average AfriNIC Region AS path length visible: 4.5 Max AfriNIC Region AS path length visible: 25 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 5 Number of AfriNIC addresses announced to Internet: 31514880 Equivalent to 1 /8s, 224 /16s and 225 /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 1932 11102 681 Korea Telecom (KIX) 17974 1747 500 61 PT TELEKOMUNIKASI INDONESIA 7545 1652 303 89 TPG Internet Pty Ltd 4755 1573 386 160 Videsh Sanchar Nigam Ltd. Aut 9583 1242 96 543 Sify Limited 9829 1189 1001 30 BSNL National Internet Backbo 7552 1165 1062 11 Vietel Corporation 24560 1015 384 166 Bharti Airtel Ltd. 18101 948 130 160 Reliance Infocom Ltd Internet 4808 922 1875 266 CNCGROUP IP network: China169

Complete listing at http://thyme.rand.apnic.net/rviews/data-ASnet-APNIC

ARIN Region per AS prefix count summary ---------------------------------------

ASN No of nets /20 equiv MaxAgg Description 6389 3375 3807 198 bellsouth.net, inc. 7029 3375 1006 155 Windstream Communications Inc 18566 2093 383 179 Covad Communications 1785 1879 680 127 AppliedTheory Corporation 20115 1634 1558 629 Charter Communications 4323 1574 1073 371 Time Warner Telecom 22773 1544 2910 111 Cox Communications, Inc. 30036 1400 252 745 Mediacom Communications Corp 7018 1278 9648 836 AT&T WorldNet Services 11492 1162 212 423 Cable One

Complete listing at http://thyme.rand.apnic.net/rviews/data-ASnet-ARIN

RIPE Region per AS prefix count summary ---------------------------------------

ASN No of nets /20 equiv MaxAgg Description 8402 1760 544 16 Corbina telecom 2118 1427 97 13 EUnet/RELCOM Autonomous Syste 15557 1099 2247 55 LDCOM NETWORKS 286 1069 854 202 KPNQwest Backbone AS 34984 664 188 174 Tellcom Iletisim Hizmetleri 31148 661 37 9 FreeNet ISP 6830 642 1943 413 UPC Distribution Services 12479 638 651 55 Uni2 Autonomous System 20940 624 204 491 Akamai Technologies European 8551 603 360 81 Bezeq International

Complete listing at http://thyme.rand.apnic.net/rviews/data-ASnet-RIPE

LACNIC Region per AS prefix count summary -----------------------------------------

ASN No of nets /20 equiv MaxAgg Description 10620 1807 329 130 TVCABLE BOGOTA 28573 1725 1099 60 Types of queries are: POCs, o 8151 1518 3000 331 Uninet S.A. de C.V. 7303 1350 825 189 Telecom Argentina Stet-France 26615 901 684 29 Types of queries are: POCs, o 27947 689 69 111 Telconet S.A 11172 637 91 73 Alestra 22047 584 326 15 Types of queries are: POCs, o 6503 567 418 66 AVANTEL, S.A. 3816 559 239 96 COLOMBIA TELECOMUNICACIONES S

Complete listing at http://thyme.rand.apnic.net/rviews/data-ASnet-LACNIC

AfriNIC Region per AS prefix count summary ------------------------------------------

ASN No of nets /20 equiv MaxAgg Description 8452 1258 958 13 TEDATA 24863 841 274 35 LINKdotNET AS number 6713 489 649 18 Itissalat Al-MAGHRIB 3741 271 923 228 The Internet Solution 15706 227 32 6 Sudatel Internet Exchange Aut 12258 197 28 62 YEBO-AS 15399 190 29 12 Wananchi Online Limited 24835 177 80 8 RAYA Telecom - Egypt 36923 157 20 4 Swift Networks Limited 16637 155 664 84 Johnnic e-Ventures

Complete listing at http://thyme.rand.apnic.net/rviews/data-ASnet-AFRINIC

Global Per AS prefix count summary ----------------------------------

ASN No of nets /20 equiv MaxAgg Description 6389 3375 3807 198 bellsouth.net, inc. 7029 3375 1006 155 Windstream Communications Inc 18566 2093 383 179 Covad Communications 4766 1932 11102 681 Korea Telecom (KIX) 1785 1879 680 127 AppliedTheory Corporation 10620 1807 329 130 TVCABLE BOGOTA 8402 1760 544 16 Corbina telecom 17974 1747 500 61 PT TELEKOMUNIKASI INDONESIA 28573 1725 1099 60 Types of queries are: POCs, o 7545 1652 303 89 TPG Internet Pty Ltd

Complete listing at http://thyme.rand.apnic.net/rviews/data-ASnet

Global Per AS Maximum Aggr summary ----------------------------------

ASN No of nets Net Savings Description 7029 3375 3220 Windstream Communications Inc 18566 2093 1914 Covad Communications 1785 1879 1752 AppliedTheory Corporation 8402 1760 1744 Corbina telecom 17974 1747 1686 PT TELEKOMUNIKASI INDONESIA 10620 1807 1677 TVCABLE BOGOTA 28573 1725 1665 Types of queries are: POCs, o 7545 1652 1563 TPG Internet Pty Ltd 22773 1544 1433 Cox Communications, Inc. 2118 1427 1414 EUnet/RELCOM Autonomous Syste

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

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

Bad AS Designation Network Transit AS Description 23456 UNALLOCATED 8.14.101.0/24 6461 AboveNet Communicati 54439 UNALLOCATED 8.25.174.0/24 3356 Level 3 Communicatio 15132 UNALLOCATED 12.9.150.0/24 7018 AT&T WorldNet Servic 32567 UNALLOCATED 12.14.170.0/24 4323 Time Warner Telecom 32567 UNALLOCATED 12.25.107.0/24 4323 Time Warner Telecom 25639 UNALLOCATED 12.41.169.0/24 7018 AT&T WorldNet Servic 13317 UNALLOCATED 12.44.10.0/24 7018 AT&T WorldNet Servic 23502 UNALLOCATED 12.44.44.0/24 7018 AT&T WorldNet Servic 17300 UNALLOCATED 12.45.103.0/24 7018 AT&T WorldNet Servic 17300 UNALLOCATED 12.45.110.0/24 701 UUNET Technologies,

Complete listing at http://thyme.rand.apnic.net/rviews/data-badAS

Prefixes from private and non-routed address space (Global) -----------------------------------------------------------

Prefix Origin AS Description 10.29.245.1/32 286 KPNQwest Backbone AS 10.29.245.2/32 286 KPNQwest Backbone AS 10.29.245.15/32 286 KPNQwest Backbone AS 10.29.245.19/32 286 KPNQwest Backbone AS 10.29.245.20/32 286 KPNQwest Backbone AS 10.29.245.21/32 286 KPNQwest Backbone AS 10.29.245.22/32 286 KPNQwest Backbone AS 10.29.245.25/32 286 KPNQwest Backbone AS 10.29.245.26/32 286 KPNQwest Backbone AS 10.29.245.27/32 286 KPNQwest Backbone AS

Complete listing at http://thyme.rand.apnic.net/rviews/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/rviews/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 /8:19 /9:12 /10:28 /11:81 /12:235 /13:458 /14:827 /15:1508 /16:12333 /17:6528 /18:10854 /19:21081 /20:29827 /21:30018 /22:40516 /23:37905 /24:211985 /25:69 /26:75 /27:110 /28:276 /29:105 /30:508 /31:20 /32:461

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

ASN No of nets Total ann. Description 7029 3035 3375 Windstream Communications Inc 6389 2090 3375 bellsouth.net, inc. 18566 2042 2093 Covad Communications 8402 1737 1760 Corbina telecom 10620 1704 1807 TVCABLE BOGOTA 30036 1348 1400 Mediacom Communications Corp 11492 1125 1162 Cable One 8452 1068 1258 TEDATA 1785 1062 1879 AppliedTheory Corporation 15557 1046 1099 LDCOM NETWORKS

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

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

1:536 2:761 4:18 6:3 8:396 12:1978 13:1 14:612 15:12 16:3 17:7 20:8 23:144 24:1761 27:1246 31:961 32:124 33:2 34:2 36:8 37:294 38:785 39:4 40:122 41:3114 42:129 44:3 46:1439 47:3 49:347 50:518 52:13 54:6 55:10 56:3 57:46 58:962 59:494 60:278 61:1213 62:995 63:2012 64:4210 65:2277 66:4528 67:2045 68:1331 69:3297 70:945 71:438 72:1834 73:1 74:2637 75:504 76:332 77:967 78:986 79:512 80:1251 81:911 82:662 83:557 84:631 85:1199 86:740 87:922 88:351 89:1622 90:294 91:4636 92:522 93:1486 94:1456 95:1162 96:378 97:316 98:809 99:38 100:6 101:151 103:921 106:64 107:175 108:213 109:1566 110:761 111:901 112:445 113:560 114:636 115:777 116:883 117:726 118:923 119:1208 120:339 121:718 122:1659 123:1093 124:1369 125:1265 128:548 129:193 130:265 131:596 132:173 133:21 134:244 135:63 136:212 137:187 138:275 139:157 140:494 141:241 142:391 143:432 144:498 145:69 146:493 147:253 148:756 149:296 150:157 151:174 152:457 153:171 154:7 155:445 156:213 157:382 158:163 159:520 160:325 161:249 162:343 163:186 164:544 165:409 166:563 167:463 168:812 169:149 170:841 171:121 172:4 173:1735 174:592 175:446 176:458 177:577 178:1292 180:1156 181:73 182:771 183:277 184:448 185:1 186:2132 187:845 188:1143 189:1198 190:5495 192:6016 193:5623 194:4595 195:3683 196:1286 197:187 198:3634 199:4479 200:5763 201:1655 202:8472 203:8644 204:4358 205:2471 206:2767 207:2805 208:4082 209:3633 210:2785 211:1478 212:2036 213:1908 214:871 215:107 216:5066 217:1531 218:541 219:347 220:1237 221:553 222:331 223:328

End of report