Orbit

Routing Table Report 00:00 GMT Sun 06 Nov, 2011

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: 384311 Prefixes after maximum aggregation: 167947 Deaggregation factor: 2.29 Unique aggregates announced to Internet: 187324 Total ASes present in the Internet Routing Table: 39235 Prefixes per ASN: 9.80 Origin-only ASes present in the Internet Routing Table: 32317 Origin ASes announcing only one prefix: 15491 Transit ASes present in the Internet Routing Table: 5331 Transit-only ASes present in the Internet Routing Table: 143 Average AS path length visible in the Internet Routing Table: 4.2 Max AS path length visible: 25 Max AS path prepend of ASN (36992) 22 Prefixes from unregistered ASNs in the Routing Table: 5314 Unregistered ASNs in the Routing Table: 878 Number of 32-bit ASNs allocated by the RIRs: 1930 Number of 32-bit ASNs visible in the Routing Table: 1587 Prefixes from 32-bit ASNs in the Routing Table: 3666 Special use prefixes present in the Routing Table: 85 Prefixes being announced from unallocated address space: 86 Number of addresses announced to Internet: 2490745378 Equivalent to 148 /8s, 117 /16s and 194 /24s Percentage of available address space announced: 67.2 Percentage of allocated address space announced: 67.2 Percentage of available address space allocated: 100.0 Percentage of address space in use by end-sites: 91.6 Total number of prefixes smaller than registry allocations: 160808

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

Prefixes being announced by APNIC Region ASes: 93037 Total APNIC prefixes after maximum aggregation: 30172 APNIC Deaggregation factor: 3.08 Prefixes being announced from the APNIC address blocks: 89476 Unique aggregates announced from the APNIC address blocks: 38321 APNIC Region origin ASes present in the Internet Routing Table: 4585 APNIC Prefixes per ASN: 19.51 APNIC Region origin ASes announcing only one prefix: 1277 APNIC Region transit ASes present in the Internet Routing Table: 719 Average APNIC Region AS path length visible: 4.5 Max APNIC Region AS path length visible: 21 Number of APNIC region 32-bit ASNs visible in the Routing Table: 101 Number of APNIC addresses announced to Internet: 629928960 Equivalent to 37 /8s, 139 /16s and 244 /24s Percentage of available APNIC address space announced: 79.9

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: 148629 Total ARIN prefixes after maximum aggregation: 76509 ARIN Deaggregation factor: 1.94 Prefixes being announced from the ARIN address blocks: 120351 Unique aggregates announced from the ARIN address blocks: 48349 ARIN Region origin ASes present in the Internet Routing Table: 14739 ARIN Prefixes per ASN: 8.17 ARIN Region origin ASes announcing only one prefix: 5633 ARIN Region transit ASes present in the Internet Routing Table: 1558 Average ARIN Region AS path length visible: 3.9 Max ARIN Region AS path length visible: 22 Number of ARIN region 32-bit ASNs visible in the Routing Table: 12 Number of ARIN addresses announced to Internet: 804774920 Equivalent to 47 /8s, 247 /16s and 228 /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: 93837 Total RIPE prefixes after maximum aggregation: 51181 RIPE Deaggregation factor: 1.83 Prefixes being announced from the RIPE address blocks: 85412 Unique aggregates announced from the RIPE address blocks: 54532 RIPE Region origin ASes present in the Internet Routing Table: 16099 RIPE Prefixes per ASN: 5.31 RIPE Region origin ASes announcing only one prefix: 7970 RIPE Region transit ASes present in the Internet Routing Table: 2553 Average RIPE Region AS path length visible: 4.2 Max RIPE Region AS path length visible: 25 Number of RIPE region 32-bit ASNs visible in the Routing Table: 1109 Number of RIPE addresses announced to Internet: 491966924 Equivalent to 29 /8s, 82 /16s and 209 /24s Percentage of available RIPE address space announced: 79.3

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: 36325 Total LACNIC prefixes after maximum aggregation: 7962 LACNIC Deaggregation factor: 4.56 Prefixes being announced from the LACNIC address blocks: 35738 Unique aggregates announced from the LACNIC address blocks: 18557 LACNIC Region origin ASes present in the Internet Routing Table: 1540 LACNIC Prefixes per ASN: 23.21 LACNIC Region origin ASes announcing only one prefix: 453 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: 18 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 361 Number of LACNIC addresses announced to Internet: 92826888 Equivalent to 5 /8s, 136 /16s and 109 /24s Percentage of available LACNIC address space announced: 61.5

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: 8603 Total AfriNIC prefixes after maximum aggregation: 2047 AfriNIC Deaggregation factor: 4.20 Prefixes being announced from the AfriNIC address blocks: 6657 Unique aggregates announced from the AfriNIC address blocks: 1999 AfriNIC Region origin ASes present in the Internet Routing Table: 498 AfriNIC Prefixes per ASN: 13.37 AfriNIC Region origin ASes announcing only one prefix: 158 AfriNIC Region transit ASes present in the Internet Routing Table: 115 Average AfriNIC Region AS path length visible: 4.4 Max AfriNIC Region AS path length visible: 24 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 4 Number of AfriNIC addresses announced to Internet: 27593728 Equivalent to 1 /8s, 165 /16s and 12 /24s Percentage of available AfriNIC address space announced: 41.1

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 1948 11121 665 Korea Telecom (KIX) 17974 1631 511 36 PT TELEKOMUNIKASI INDONESIA 7545 1609 303 85 TPG Internet Pty Ltd 4755 1531 636 168 Videsh Sanchar Nigam Ltd. Aut 7552 1394 1064 7 Vietel Corporation 9829 1165 989 28 BSNL National Internet Backbo 9583 1094 80 502 Sify Limited 4808 1043 2034 291 CNCGROUP IP network: China169 17488 965 187 209 Hathway IP Over Cable Interne 24560 964 343 218 Bharti Airtel Ltd.

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 3547 3815 221 bellsouth.net, inc. 7029 2367 1042 211 Windstream Communications Inc 18566 2095 383 177 Covad Communications 1785 1846 680 124 AppliedTheory Corporation 4323 1623 1093 388 Time Warner Telecom 20115 1594 1547 620 Charter Communications 22773 1488 2909 103 Cox Communications, Inc. 30036 1404 254 671 Mediacom Communications Corp 19262 1395 4728 400 Verizon Global Networks 7018 1318 7030 863 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 1451 416 14 Corbina telecom 286 1082 827 205 KPNQwest Backbone AS 6830 651 1927 414 UPC Distribution Services 34984 596 110 184 Tellcom Iletisim Hizmetleri 20940 566 189 444 Akamai Technologies European 12479 547 628 51 Uni2 Autonomous System 9116 541 326 31 Goldenlines main autonomous s 3292 534 2074 408 TDC Tele Danmark 3320 502 8169 382 Deutsche Telekom AG 8866 462 133 26 Bulgarian Telecommunication C

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 1699 314 156 TVCABLE BOGOTA 28573 1474 1043 79 Types of queries are: POCs, o 8151 1421 2918 347 Uninet S.A. de C.V. 7303 1236 751 171 Telecom Argentina Stet-France 27947 602 72 84 Telconet S.A 22047 580 322 17 Types of queries are: POCs, o 6503 565 434 68 AVANTEL, S.A. 7738 551 1050 31 Telecomunicacoes da Bahia S.A 10481 543 429 25 Prima S.A. 3816 542 233 95 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 24863 801 146 36 LINKdotNET AS number 8452 652 446 12 TEDATA 15475 444 74 8 Nile Online 36992 284 415 20 Etisalat MISR 3741 282 939 231 The Internet Solution 15706 240 32 6 Sudatel Internet Exchange Aut 33776 239 13 8 Starcomms Nigeria Limited 6713 235 519 14 Itissalat Al-MAGHRIB 29571 218 17 13 Ci Telecom Autonomous system 12258 197 28 58 YEBO-AS

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 3547 3815 221 bellsouth.net, inc. 7029 2367 1042 211 Windstream Communications Inc 18566 2095 383 177 Covad Communications 4766 1948 11121 665 Korea Telecom (KIX) 1785 1846 680 124 AppliedTheory Corporation 10620 1699 314 156 TVCABLE BOGOTA 17974 1631 511 36 PT TELEKOMUNIKASI INDONESIA 4323 1623 1093 388 Time Warner Telecom 7545 1609 303 85 TPG Internet Pty Ltd 20115 1594 1547 620 Charter Communications

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 2367 2156 Windstream Communications Inc 18566 2095 1918 Covad Communications 1785 1846 1722 AppliedTheory Corporation 17974 1631 1595 PT TELEKOMUNIKASI INDONESIA 10620 1699 1543 TVCABLE BOGOTA 7545 1609 1524 TPG Internet Pty Ltd 8402 1451 1437 Corbina telecom 28573 1474 1395 Types of queries are: POCs, o 7552 1394 1387 Vietel Corporation 22773 1488 1385 Cox Communications, Inc.

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 24.225.128.0/18 36377 Comcast Telecommunications, I 24.225.192.0/23 36377 Comcast Telecommunications, I 24.225.192.0/18 36377 Comcast Telecommunications, I 24.225.224.0/21 36377 Comcast Telecommunications, I 24.225.237.0/24 36377 Comcast Telecommunications, I 24.225.248.0/21 36377 Comcast Telecommunications, I 41.222.79.0/24 37345 MEDALLION Communications 41.223.92.0/22 36936 >>UNKNOWN<< 62.61.220.0/24 24974 Tachyon Europe BV - Wireless 62.61.221.0/24 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 /11:81 /12:236 /13:465 /14:815 /15:1454 /16:12179 /17:6320 /18:10447 /19:20483 /20:28722 /21:28068 /22:37544 /23:35755 /24:200093 /25:66 /26:86 /27:113 /28:224 /29:107 /30:469 /31:52 /32:473

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

ASN No of nets Total ann. Description 6389 2187 3547 bellsouth.net, inc. 18566 2044 2095 Covad Communications 7029 2026 2367 Windstream Communications Inc 10620 1594 1699 TVCABLE BOGOTA 8402 1427 1451 Corbina telecom 30036 1365 1404 Mediacom Communications Corp 11492 1117 1155 Cable One 1785 1057 1846 AppliedTheory Corporation 7011 1053 1171 Citizens Utilities 22773 950 1488 Cox Communications, Inc.

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

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

1:421 2:479 4:19 5:1 6:3 8:361 12:1960 13:1 14:542 15:11 16:3 17:7 20:9 23:58 24:1685 27:1025 31:679 32:150 33:2 34:2 36:4 38:756 39:1 40:110 41:2717 42:56 44:3 46:1024 47:3 49:298 50:447 52:13 55:9 56:2 57:57 58:906 59:496 60:363 61:1140 62:1104 63:1982 64:4079 65:2307 66:4303 67:2032 68:1345 69:3292 70:929 71:385 72:1833 73:1 74:2661 75:401 76:325 77:964 78:875 79:476 80:1135 81:848 82:534 83:533 84:630 85:1154 86:409 87:978 88:361 89:1609 90:237 91:4261 92:537 93:1540 94:1305 95:1100 96:432 97:286 98:943 99:37 101:226 103:434 106:7 107:84 108:76 109:1161 110:664 111:799 112:342 113:487 114:623 115:715 116:912 117:723 118:893 119:1274 120:344 121:713 122:1574 123:1018 124:1352 125:1356 128:246 129:192 130:165 131:627 132:150 133:21 134:222 135:54 136:211 137:142 138:286 139:153 140:482 141:317 142:390 143:411 144:477 145:64 146:467 147:233 148:636 149:267 150:171 151:194 152:447 153:178 154:7 155:385 156:208 157:362 158:154 159:486 160:333 161:214 162:371 163:179 164:511 165:387 166:540 167:441 168:810 169:146 170:880 171:88 172:4 173:1729 174:684 175:427 176:280 177:370 178:1093 180:1144 181:38 182:658 183:221 184:389 185:1 186:1325 187:784 188:1065 189:1147 190:5157 192:5971 193:5067 194:3585 195:3155 196:1277 197:168 198:3639 199:4212 200:5516 201:1693 202:8511 203:8544 204:4312 205:2371 206:2697 207:2822 208:4047 209:3607 210:2810 211:1465 212:2133 213:1790 214:811 215:95 216:4933 217:1600 218:568 219:339 220:1261 221:517 222:324 223:269

End of report