Orbit

Routing Table Report 00:00 GMT Fri 14 Oct, 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: 380237 Prefixes after maximum aggregation: 170675 Deaggregation factor: 2.23 Unique aggregates announced to Internet: 185029 Total ASes present in the Internet Routing Table: 39051 Prefixes per ASN: 9.74 Origin-only ASes present in the Internet Routing Table: 32398 Origin ASes announcing only one prefix: 15464 Transit ASes present in the Internet Routing Table: 5139 Transit-only ASes present in the Internet Routing Table: 134 Average AS path length visible in the Internet Routing Table: 3.9 Max AS path length visible: 25 Max AS path prepend of ASN (36992) 22 Prefixes from unregistered ASNs in the Routing Table: 4895 Unregistered ASNs in the Routing Table: 798 Number of 32-bit ASNs allocated by the RIRs: 1851 Number of 32-bit ASNs visible in the Routing Table: 1514 Prefixes from 32-bit ASNs in the Routing Table: 3448 Special use prefixes present in the Routing Table: 90 Prefixes being announced from unallocated address space: 91 Number of addresses announced to Internet: 2484186642 Equivalent to 148 /8s, 17 /16s and 174 /24s Percentage of available address space announced: 67.0 Percentage of allocated address space announced: 67.0 Percentage of available address space allocated: 100.0 Percentage of address space in use by end-sites: 91.5 Total number of prefixes smaller than registry allocations: 157948

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

Prefixes being announced by APNIC Region ASes: 92933 Total APNIC prefixes after maximum aggregation: 30000 APNIC Deaggregation factor: 3.10 Prefixes being announced from the APNIC address blocks: 89375 Unique aggregates announced from the APNIC address blocks: 37911 APNIC Region origin ASes present in the Internet Routing Table: 4564 APNIC Prefixes per ASN: 19.58 APNIC Region origin ASes announcing only one prefix: 1264 APNIC Region transit ASes present in the Internet Routing Table: 695 Average APNIC Region AS path length visible: 4.2 Max APNIC Region AS path length visible: 17 Number of APNIC region 32-bit ASNs visible in the Routing Table: 93 Number of APNIC addresses announced to Internet: 628480768 Equivalent to 37 /8s, 117 /16s and 219 /24s Percentage of available APNIC address space announced: 79.7

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: 147355 Total ARIN prefixes after maximum aggregation: 76305 ARIN Deaggregation factor: 1.93 Prefixes being announced from the ARIN address blocks: 119261 Unique aggregates announced from the ARIN address blocks: 47995 ARIN Region origin ASes present in the Internet Routing Table: 14737 ARIN Prefixes per ASN: 8.09 ARIN Region origin ASes announcing only one prefix: 5652 ARIN Region transit ASes present in the Internet Routing Table: 1526 Average ARIN Region AS path length visible: 3.6 Max ARIN Region AS path length visible: 23 Number of ARIN region 32-bit ASNs visible in the Routing Table: 12 Number of ARIN addresses announced to Internet: 804535832 Equivalent to 47 /8s, 244 /16s and 62 /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: 92364 Total RIPE prefixes after maximum aggregation: 50649 RIPE Deaggregation factor: 1.82 Prefixes being announced from the RIPE address blocks: 84140 Unique aggregates announced from the RIPE address blocks: 53900 RIPE Region origin ASes present in the Internet Routing Table: 16032 RIPE Prefixes per ASN: 5.25 RIPE Region origin ASes announcing only one prefix: 7948 RIPE Region transit ASes present in the Internet Routing Table: 2469 Average RIPE Region AS path length visible: 3.9 Max RIPE Region AS path length visible: 25 Number of RIPE region 32-bit ASNs visible in the Routing Table: 1065 Number of RIPE addresses announced to Internet: 491177164 Equivalent to 29 /8s, 70 /16s and 196 /24s Percentage of available RIPE address space announced: 79.1

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: 35557 Total LACNIC prefixes after maximum aggregation: 7885 LACNIC Deaggregation factor: 4.51 Prefixes being announced from the LACNIC address blocks: 34804 Unique aggregates announced from the LACNIC address blocks: 17864 LACNIC Region origin ASes present in the Internet Routing Table: 1533 LACNIC Prefixes per ASN: 22.70 LACNIC Region origin ASes announcing only one prefix: 446 LACNIC Region transit ASes present in the Internet Routing Table: 272 Average LACNIC Region AS path length visible: 4.1 Max LACNIC Region AS path length visible: 19 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 340 Number of LACNIC addresses announced to Internet: 90733064 Equivalent to 5 /8s, 104 /16s and 122 /24s Percentage of available LACNIC address space announced: 60.1

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: 8386 Total AfriNIC prefixes after maximum aggregation: 2020 AfriNIC Deaggregation factor: 4.15 Prefixes being announced from the AfriNIC address blocks: 6457 Unique aggregates announced from the AfriNIC address blocks: 1977 AfriNIC Region origin ASes present in the Internet Routing Table: 490 AfriNIC Prefixes per ASN: 13.18 AfriNIC Region origin ASes announcing only one prefix: 154 AfriNIC Region transit ASes present in the Internet Routing Table: 109 Average AfriNIC Region AS path length visible: 3.8 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: 27815680 Equivalent to 1 /8s, 168 /16s and 111 /24s Percentage of available AfriNIC address space announced: 41.4

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 1935 11071 654 Korea Telecom (KIX) 17974 1860 512 38 PT TELEKOMUNIKASI INDONESIA 7545 1610 303 87 TPG Internet Pty Ltd 4755 1537 639 171 Videsh Sanchar Nigam Ltd. Aut 7552 1393 1064 7 Vietel Corporation 9829 1164 989 28 BSNL National Internet Backbo 9583 1093 80 505 Sify Limited 4808 1061 2092 304 CNCGROUP IP network: China169 24560 1057 343 225 Bharti Airtel Ltd. 18101 954 165 143 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 6389 3547 3815 221 bellsouth.net, inc. 7029 2153 1036 223 Windstream Communications Inc 18566 1991 370 230 Covad Communications 1785 1837 680 122 AppliedTheory Corporation 4323 1631 1099 392 Time Warner Telecom 20115 1588 1541 633 Charter Communications 22773 1461 2907 100 Cox Communications, Inc. 30036 1384 250 675 Mediacom Communications Corp 7018 1338 7049 875 AT&T WorldNet Services 2386 1211 498 874 AT&T Data Communications Serv

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 1461 352 13 Corbina telecom 286 1060 806 187 KPNQwest Backbone AS 6830 654 1927 415 UPC Distribution Services 34984 582 108 180 Tellcom Iletisim Hizmetleri 20940 555 188 426 Akamai Technologies European 9116 540 326 31 Goldenlines main autonomous s 3292 533 2082 410 TDC Tele Danmark 3320 502 8169 384 Deutsche Telekom AG 12479 483 593 7 Uni2 Autonomous System 8866 459 133 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 1680 310 154 TVCABLE BOGOTA 8151 1468 2826 349 Uninet S.A. de C.V. 28573 1364 1015 68 Types of queries are: POCs, o 7303 1164 683 175 Telecom Argentina Stet-France 27947 589 72 79 Telconet S.A 6503 585 450 71 AVANTEL, S.A. 22047 580 322 17 Types of queries are: POCs, o 7738 553 1050 31 Telecomunicacoes da Bahia S.A 10481 548 430 20 Prima S.A. 3816 541 233 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 24863 800 146 34 LINKdotNET AS number 8452 504 446 12 TEDATA 15475 444 74 8 Nile Online 36992 298 415 19 Etisalat MISR 3741 278 938 230 The Internet Solution 15706 244 32 6 Sudatel Internet Exchange Aut 6713 242 519 14 Itissalat Al-MAGHRIB 29571 217 17 13 Ci Telecom Autonomous system 33776 207 13 14 Starcomms Nigeria Limited 12258 199 28 59 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 2153 1036 223 Windstream Communications Inc 18566 1991 370 230 Covad Communications 4766 1935 11071 654 Korea Telecom (KIX) 17974 1860 512 38 PT TELEKOMUNIKASI INDONESIA 1785 1837 680 122 AppliedTheory Corporation 10620 1680 310 154 TVCABLE BOGOTA 4323 1631 1099 392 Time Warner Telecom 7545 1610 303 87 TPG Internet Pty Ltd 20115 1588 1541 633 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 2153 1930 Windstream Communications Inc 17974 1860 1822 PT TELEKOMUNIKASI INDONESIA 18566 1991 1761 Covad Communications 1785 1837 1715 AppliedTheory Corporation 10620 1680 1526 TVCABLE BOGOTA 7545 1610 1523 TPG Internet Pty Ltd 8402 1461 1448 Corbina telecom 7552 1393 1386 Vietel Corporation 4755 1537 1366 Videsh Sanchar Nigam Ltd. Aut 22773 1461 1361 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 36938 >>UNKNOWN<< 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 /12:235 /13:464 /14:815 /15:1461 /16:12143 /17:6278 /18:10450 /19:20464 /20:28421 /21:27695 /22:37220 /23:35494 /24:197296 /25:67 /26:85 /27:113 /28:282 /29:106 /30:478 /31:53 /32:477

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

ASN No of nets Total ann. Description 6389 2186 3547 bellsouth.net, inc. 18566 1947 1991 Covad Communications 7029 1826 2153 Windstream Communications Inc 10620 1575 1680 TVCABLE BOGOTA 8402 1438 1461 Corbina telecom 30036 1346 1384 Mediacom Communications Corp 11492 1115 1153 Cable One 1785 1056 1837 AppliedTheory Corporation 7011 1048 1166 Citizens Utilities 22773 949 1461 Cox Communications, Inc.

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

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

1:392 2:481 4:19 5:1 6:3 8:360 12:1955 13:1 14:541 15:11 16:3 17:7 20:9 23:57 24:1689 27:962 31:581 32:150 33:4 34:2 36:4 38:758 39:1 40:108 41:2547 42:51 44:3 46:990 47:3 49:268 50:447 52:13 55:5 56:2 57:47 58:896 59:492 60:367 61:1128 62:1101 63:1948 64:4104 65:2308 66:4190 67:1995 68:1312 69:3337 70:873 71:266 72:1845 73:1 74:2525 75:380 76:348 77:886 78:869 79:482 80:1120 81:830 82:514 83:540 84:643 85:1119 86:405 87:878 88:359 89:1610 90:269 91:4182 92:529 93:1391 94:1305 95:1045 96:392 97:282 98:922 99:37 101:214 103:358 106:70 107:65 108:42 109:1064 110:669 111:795 112:326 113:484 114:580 115:697 116:906 117:714 118:907 119:1239 120:336 121:708 122:1573 123:1029 124:1363 125:1383 128:256 129:180 130:167 131:588 132:121 133:21 134:219 135:54 136:213 137:139 138:289 139:151 140:493 141:294 142:390 143:433 144:494 145:64 146:473 147:226 148:687 149:258 150:155 151:193 152:448 153:178 154:7 155:387 156:208 157:361 158:151 159:468 160:324 161:214 162:341 163:181 164:509 165:382 166:537 167:435 168:741 169:146 170:872 171:86 172:4 173:1705 174:673 175:432 176:281 177:322 178:1052 180:1120 181:36 182:670 183:214 184:371 185:1 186:1271 187:674 188:932 189:844 190:5097 192:5962 193:5038 194:3566 195:3123 196:1242 197:185 198:3642 199:4167 200:5505 201:1658 202:8563 203:8572 204:4296 205:2375 206:2697 207:2826 208:4070 209:3617 210:2800 211:1463 212:2119 213:1777 214:787 215:90 216:4995 217:1620 218:566 219:337 220:1243 221:515 222:345 223:280

End of report