Orbit

Routing Table Report 00:00 GMT Tue 07 Feb, 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: 400257 Prefixes after maximum aggregation: 170960 Deaggregation factor: 2.34 Unique aggregates announced to Internet: 191973 Total ASes present in the Internet Routing Table: 40053 Prefixes per ASN: 9.99 Origin-only ASes present in the Internet Routing Table: 32709 Origin ASes announcing only one prefix: 15547 Transit ASes present in the Internet Routing Table: 5405 Transit-only ASes present in the Internet Routing Table: 142 Average AS path length visible in the Internet Routing Table: 4.1 Max AS path length visible: 28 Max AS path prepend of ASN (36992) 22 Prefixes from unregistered ASNs in the Routing Table: 5076 Unregistered ASNs in the Routing Table: 141 Number of 32-bit ASNs allocated by the RIRs: 2266 Number of 32-bit ASNs visible in the Routing Table: 1939 Prefixes from 32-bit ASNs in the Routing Table: 4693 Special use prefixes present in the Routing Table: 90 Prefixes being announced from unallocated address space: 117 Number of addresses announced to Internet: 2512815336 Equivalent to 149 /8s, 198 /16s and 132 /24s Percentage of available address space announced: 67.8 Percentage of allocated address space announced: 67.8 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: 168315

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

Prefixes being announced by APNIC Region ASes: 96146 Total APNIC prefixes after maximum aggregation: 30626 APNIC Deaggregation factor: 3.14 Prefixes being announced from the APNIC address blocks: 92552 Unique aggregates announced from the APNIC address blocks: 39120 APNIC Region origin ASes present in the Internet Routing Table: 4631 APNIC Prefixes per ASN: 19.99 APNIC Region origin ASes announcing only one prefix: 1253 APNIC Region transit ASes present in the Internet Routing Table: 741 Average APNIC Region AS path length visible: 4.3 Max APNIC Region AS path length visible: 24 Number of APNIC region 32-bit ASNs visible in the Routing Table: 140 Number of APNIC addresses announced to Internet: 635843072 Equivalent to 37 /8s, 230 /16s and 50 /24s Percentage of available APNIC address space announced: 80.6

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: 150929 Total ARIN prefixes after maximum aggregation: 77511 ARIN Deaggregation factor: 1.95 Prefixes being announced from the ARIN address blocks: 122657 Unique aggregates announced from the ARIN address blocks: 49220 ARIN Region origin ASes present in the Internet Routing Table: 14905 ARIN Prefixes per ASN: 8.23 ARIN Region origin ASes announcing only one prefix: 5678 ARIN Region transit ASes present in the Internet Routing Table: 1568 Average ARIN Region AS path length visible: 3.7 Max ARIN Region AS path length visible: 23 Number of ARIN region 32-bit ASNs visible in the Routing Table: 15 Number of ARIN addresses announced to Internet: 804385800 Equivalent to 47 /8s, 241 /16s and 244 /24s Percentage of available ARIN address space announced: 63.9

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: 100340 Total RIPE prefixes after maximum aggregation: 52535 RIPE Deaggregation factor: 1.91 Prefixes being announced from the RIPE address blocks: 91336 Unique aggregates announced from the RIPE address blocks: 55949 RIPE Region origin ASes present in the Internet Routing Table: 16316 RIPE Prefixes per ASN: 5.60 RIPE Region origin ASes announcing only one prefix: 8012 RIPE Region transit ASes present in the Internet Routing Table: 2598 Average RIPE Region AS path length visible: 4.3 Max RIPE Region AS path length visible: 28 Number of RIPE region 32-bit ASNs visible in the Routing Table: 1340 Number of RIPE addresses announced to Internet: 499489932 Equivalent to 29 /8s, 197 /16s and 156 /24s Percentage of available RIPE address space announced: 80.5

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: 38912 Total LACNIC prefixes after maximum aggregation: 8109 LACNIC Deaggregation factor: 4.80 Prefixes being announced from the LACNIC address blocks: 38452 Unique aggregates announced from the LACNIC address blocks: 19425 LACNIC Region origin ASes present in the Internet Routing Table: 1570 LACNIC Prefixes per ASN: 24.49 LACNIC Region origin ASes announcing only one prefix: 444 LACNIC Region transit ASes present in the Internet Routing Table: 298 Average LACNIC Region AS path length visible: 4.4 Max LACNIC Region AS path length visible: 24 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 440 Number of LACNIC addresses announced to Internet: 96389896 Equivalent to 5 /8s, 190 /16s and 203 /24s Percentage of available LACNIC address space announced: 63.8

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: 9008 Total AfriNIC prefixes after maximum aggregation: 2106 AfriNIC Deaggregation factor: 4.28 Prefixes being announced from the AfriNIC address blocks: 7026 Unique aggregates announced from the AfriNIC address blocks: 2142 AfriNIC Region origin ASes present in the Internet Routing Table: 508 AfriNIC Prefixes per ASN: 13.83 AfriNIC Region origin ASes announcing only one prefix: 160 AfriNIC Region transit ASes present in the Internet Routing Table: 115 Average AfriNIC Region AS path length visible: 4.1 Max AfriNIC Region AS path length visible: 25 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 4 Number of AfriNIC addresses announced to Internet: 30859008 Equivalent to 1 /8s, 214 /16s and 223 /24s Percentage of available AfriNIC address space announced: 46.0

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 1903 11095 663 Korea Telecom (KIX) 17974 1725 503 36 PT TELEKOMUNIKASI INDONESIA 7545 1639 303 85 TPG Internet Pty Ltd 4755 1535 385 157 Videsh Sanchar Nigam Ltd. Aut 7552 1392 1064 7 Vietel Corporation 9829 1169 989 28 BSNL National Internet Backbo 9583 1123 82 483 Sify Limited 4808 1069 2036 302 CNCGROUP IP network: China169 24560 1014 385 167 Bharti Airtel Ltd. 18101 950 131 156 Reliance Infocom Ltd Internet

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 7029 3470 1042 211 Windstream Communications Inc 6389 3443 3807 202 bellsouth.net, inc. 18566 2093 382 177 Covad Communications 1785 1866 680 125 AppliedTheory Corporation 20115 1627 1552 626 Charter Communications 4323 1607 1062 382 Time Warner Telecom 22773 1499 2910 109 Cox Communications, Inc. 30036 1405 245 748 Mediacom Communications Corp 19262 1384 4683 400 Verizon Global Networks 7018 1309 7024 853 AT&T WorldNet Services

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 1711 480 15 Corbina telecom 2118 1391 99 14 EUnet/RELCOM Autonomous Syste 286 1125 806 201 KPNQwest Backbone AS 15557 1096 2161 64 LDCOM NETWORKS 34984 646 188 171 Tellcom Iletisim Hizmetleri 6830 641 1926 410 UPC Distribution Services 20940 597 194 470 Akamai Technologies European 8551 575 360 81 Bezeq International 12479 568 642 54 Uni2 Autonomous System 9116 541 326 32 Goldenlines main autonomous s

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 1735 323 170 TVCABLE BOGOTA 28573 1629 1085 69 Types of queries are: POCs, o 8151 1490 2994 342 Uninet S.A. de C.V. 7303 1262 758 181 Telecom Argentina Stet-France 26615 885 664 33 Types of queries are: POCs, o 11172 698 95 75 Alestra 27947 650 73 99 Telconet S.A 22047 581 322 17 Types of queries are: POCs, o 3816 551 238 92 COLOMBIA TELECOMUNICACIONES S 7738 550 1050 31 Telecomunicacoes da Bahia S.A

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 1213 958 13 TEDATA 24863 830 155 43 LINKdotNET AS number 6713 484 649 18 Itissalat Al-MAGHRIB 3741 280 939 229 The Internet Solution 15706 238 32 6 Sudatel Internet Exchange Aut 33776 237 13 13 Starcomms Nigeria Limited 12258 197 28 62 YEBO-AS 24835 193 80 8 RAYA Telecom - Egypt 29571 189 17 11 Ci Telecom Autonomous system 36923 157 20 4 Swift Networks Limited

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 7029 3470 1042 211 Windstream Communications Inc 6389 3443 3807 202 bellsouth.net, inc. 18566 2093 382 177 Covad Communications 4766 1903 11095 663 Korea Telecom (KIX) 1785 1866 680 125 AppliedTheory Corporation 10620 1735 323 170 TVCABLE BOGOTA 17974 1725 503 36 PT TELEKOMUNIKASI INDONESIA 8402 1711 480 15 Corbina telecom 7545 1639 303 85 TPG Internet Pty Ltd 28573 1629 1085 69 Types of queries are: POCs, o

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

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

ASN No of nets Net Savings Description 6389 3443 3241 bellsouth.net, inc. 18566 2093 1916 Covad Communications 1785 1866 1741 AppliedTheory Corporation 8402 1711 1696 Corbina telecom 17974 1725 1689 PT TELEKOMUNIKASI INDONESIA 10620 1735 1565 TVCABLE BOGOTA 28573 1629 1560 Types of queries are: POCs, o 7545 1639 1554 TPG Internet Pty Ltd 22773 1499 1390 Cox Communications, Inc. 7552 1392 1385 Vietel Corporation

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

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

Bad AS Designation Network Transit AS Description 15132 UNALLOCATED 12.9.150.0/24 7018 AT&T WorldNet Servic 32567 UNALLOCATED 12.14.170.0/24 7018 AT&T WorldNet Servic 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, 16476 UNALLOCATED 12.46.27.0/24 7018 AT&T WorldNet Servic 32873 UNALLOCATED 12.46.100.0/23 7018 AT&T WorldNet Servic

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

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

Prefix Origin AS Description 10.29.244.56/29 286 KPNQwest Backbone AS 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

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 41.222.79.0/24 36938 >>UNKNOWN<< 62.61.220.0/24 24974 Tachyon Europe BV - Wireless

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 /8:20 /9:12 /10:27 /11:80 /12:230 /13:458 /14:823 /15:1501 /16:12304 /17:6440 /18:10681 /19:20975 /20:29409 /21:29522 /22:39967 /23:37414 /24:208686 /25:67 /26:83 /27:106 /28:277 /29:116 /30:555 /31:52 /32:452

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

ASN No of nets Total ann. Description 7029 3077 3470 Windstream Communications Inc 6389 2112 3443 bellsouth.net, inc. 18566 2042 2093 Covad Communications 8402 1690 1711 Corbina telecom 10620 1629 1735 TVCABLE BOGOTA 30036 1365 1405 Mediacom Communications Corp 11492 1117 1154 Cable One 1785 1064 1866 AppliedTheory Corporation 15557 1046 1096 LDCOM NETWORKS 7011 1033 1149 Citizens Utilities

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

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

1:503 2:482 4:18 5:1 6:3 8:384 12:1957 13:1 14:598 15:11 16:3 17:6 20:9 23:128 24:1730 27:1189 31:928 32:124 33:2 34:2 36:9 37:168 38:778 39:4 40:114 41:3165 42:92 43:1 44:3 46:1283 47:3 49:325 50:512 52:13 54:2 55:7 56:3 57:48 58:963 59:489 60:345 61:1198 62:937 63:2020 64:4186 65:2293 66:4460 67:2069 68:1357 69:3265 70:973 71:410 72:1825 73:1 74:2704 75:477 76:335 77:967 78:911 79:515 80:1224 81:872 82:575 83:531 84:583 85:1154 86:751 87:925 88:357 89:1558 90:257 91:4444 92:540 93:1557 94:1378 95:1140 96:420 97:310 98:812 99:38 100:4 101:262 103:765 106:10 107:142 108:151 109:1482 110:715 111:847 112:436 113:539 114:611 115:765 116:902 117:738 118:923 119:1255 120:364 121:702 122:1625 123:1073 124:1390 125:1361 128:535 129:192 130:216 131:590 132:164 133:21 134:233 135:59 136:214 137:153 138:285 139:157 140:485 141:261 142:382 143:400 144:517 145:70 146:485 147:237 148:754 149:274 150:167 151:195 152:447 153:170 154:7 155:413 156:211 157:370 158:155 159:513 160:329 161:243 162:341 163:187 164:532 165:413 166:556 167:457 168:765 169:148 170:832 171:109 172:10 173:1770 174:601 175:436 176:479 177:483 178:1243 180:1201 181:64 182:722 183:277 184:431 185:1 186:2028 187:835 188:1037 189:1165 190:5463 192:6008 193:5547 194:4361 195:3443 196:1301 197:181 198:3629 199:4374 200:5713 201:1738 202:8479 203:8653 204:4350 205:2449 206:2768 207:2819 208:4082 209:3597 210:2774 211:1487 212:2026 213:1848 214:853 215:93 216:5015 217:1473 218:556 219:343 220:1260 221:558 222:347 223:274

End of report