Orbit

Routing Table Report 00:00 GMT Fri 21 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: 383830 Prefixes after maximum aggregation: 170961 Deaggregation factor: 2.25 Unique aggregates announced to Internet: 185497 Total ASes present in the Internet Routing Table: 39157 Prefixes per ASN: 9.80 Origin-only ASes present in the Internet Routing Table: 32352 Origin ASes announcing only one prefix: 15532 Transit ASes present in the Internet Routing Table: 5270 Transit-only ASes present in the Internet Routing Table: 140 Average AS path length visible in the Internet Routing Table: 4.0 Max AS path length visible: 33 Max AS path prepend of ASN (51310) 25 Prefixes from unregistered ASNs in the Routing Table: 5012 Unregistered ASNs in the Routing Table: 836 Number of 32-bit ASNs allocated by the RIRs: 1874 Number of 32-bit ASNs visible in the Routing Table: 1535 Prefixes from 32-bit ASNs in the Routing Table: 3505 Special use prefixes present in the Routing Table: 90 Prefixes being announced from unallocated address space: 94 Number of addresses announced to Internet: 2486139402 Equivalent to 148 /8s, 47 /16s and 122 /24s Percentage of available address space announced: 67.1 Percentage of allocated address space announced: 67.1 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: 161158

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

Prefixes being announced by APNIC Region ASes: 92552 Total APNIC prefixes after maximum aggregation: 29768 APNIC Deaggregation factor: 3.11 Prefixes being announced from the APNIC address blocks: 89113 Unique aggregates announced from the APNIC address blocks: 37945 APNIC Region origin ASes present in the Internet Routing Table: 4570 APNIC Prefixes per ASN: 19.50 APNIC Region origin ASes announcing only one prefix: 1274 APNIC Region transit ASes present in the Internet Routing Table: 720 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: 95 Number of APNIC addresses announced to Internet: 628915456 Equivalent to 37 /8s, 124 /16s and 125 /24s Percentage of available APNIC address space announced: 79.8

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: 148447 Total ARIN prefixes after maximum aggregation: 76531 ARIN Deaggregation factor: 1.94 Prefixes being announced from the ARIN address blocks: 120141 Unique aggregates announced from the ARIN address blocks: 47870 ARIN Region origin ASes present in the Internet Routing Table: 14764 ARIN Prefixes per ASN: 8.14 ARIN Region origin ASes announcing only one prefix: 5669 ARIN Region transit ASes present in the Internet Routing Table: 1535 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: 12 Number of ARIN addresses announced to Internet: 804830488 Equivalent to 47 /8s, 248 /16s and 189 /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: 94749 Total RIPE prefixes after maximum aggregation: 50841 RIPE Deaggregation factor: 1.86 Prefixes being announced from the RIPE address blocks: 86543 Unique aggregates announced from the RIPE address blocks: 54180 RIPE Region origin ASes present in the Internet Routing Table: 16063 RIPE Prefixes per ASN: 5.39 RIPE Region origin ASes announcing only one prefix: 7975 RIPE Region transit ASes present in the Internet Routing Table: 2548 Average RIPE Region AS path length visible: 4.2 Max RIPE Region AS path length visible: 33 Number of RIPE region 32-bit ASNs visible in the Routing Table: 1075 Number of RIPE addresses announced to Internet: 491409092 Equivalent to 29 /8s, 74 /16s and 78 /24s Percentage of available RIPE address space announced: 79.2

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: 35840 Total LACNIC prefixes after maximum aggregation: 7948 LACNIC Deaggregation factor: 4.51 Prefixes being announced from the LACNIC address blocks: 35168 Unique aggregates announced from the LACNIC address blocks: 18061 LACNIC Region origin ASes present in the Internet Routing Table: 1548 LACNIC Prefixes per ASN: 22.72 LACNIC Region origin ASes announcing only one prefix: 455 LACNIC Region transit ASes present in the Internet Routing Table: 276 Average LACNIC Region AS path length visible: 4.3 Max LACNIC Region AS path length visible: 19 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 349 Number of LACNIC addresses announced to Internet: 91679240 Equivalent to 5 /8s, 118 /16s and 234 /24s Percentage of available LACNIC address space announced: 60.7

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: 8543 Total AfriNIC prefixes after maximum aggregation: 2027 AfriNIC Deaggregation factor: 4.21 Prefixes being announced from the AfriNIC address blocks: 6600 Unique aggregates announced from the AfriNIC address blocks: 2003 AfriNIC Region origin ASes present in the Internet Routing Table: 492 AfriNIC Prefixes per ASN: 13.41 AfriNIC Region origin ASes announcing only one prefix: 159 AfriNIC Region transit ASes present in the Internet Routing Table: 109 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: 27816192 Equivalent to 1 /8s, 168 /16s and 113 /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 1938 11103 657 Korea Telecom (KIX) 17974 1881 519 33 PT TELEKOMUNIKASI INDONESIA 7545 1608 303 86 TPG Internet Pty Ltd 4755 1537 635 174 Videsh Sanchar Nigam Ltd. Aut 7552 1389 1064 8 Vietel Corporation 9829 1166 989 28 BSNL National Internet Backbo 9583 1088 80 503 Sify Limited 4808 1037 2076 304 CNCGROUP IP network: China169 24560 967 343 220 Bharti Airtel Ltd. 18101 951 166 149 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 3546 3815 222 bellsouth.net, inc. 7029 2291 1042 210 Windstream Communications Inc 18566 2098 383 177 Covad Communications 1785 1840 680 123 AppliedTheory Corporation 4323 1624 1099 390 Time Warner Telecom 20115 1590 1545 621 Charter Communications 22773 1462 2907 100 Cox Communications, Inc. 19262 1395 4728 400 Verizon Global Networks 30036 1393 251 671 Mediacom Communications Corp 7018 1341 7092 854 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 3352 2211 2317 51 Internet Access Network of TD 8402 1477 352 13 Corbina telecom 286 1102 827 211 KPNQwest Backbone AS 6830 654 1927 415 UPC Distribution Services 34984 583 108 179 Tellcom Iletisim Hizmetleri 20940 555 186 426 Akamai Technologies European 9116 540 326 31 Goldenlines main autonomous s 3292 531 2080 408 TDC Tele Danmark 3320 503 8169 383 Deutsche Telekom AG 12479 482 593 7 Uni2 Autonomous System

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 1694 313 155 TVCABLE BOGOTA 8151 1464 2876 346 Uninet S.A. de C.V. 28573 1433 1032 69 Types of queries are: POCs, o 7303 1229 747 177 Telecom Argentina Stet-France 27947 601 72 79 Telconet S.A 6503 581 450 71 AVANTEL, S.A. 22047 580 322 17 Types of queries are: POCs, o 7738 552 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 642 446 12 TEDATA 15475 443 74 8 Nile Online 36992 297 415 21 Etisalat MISR 3741 278 938 229 The Internet Solution 6713 244 519 14 Itissalat Al-MAGHRIB 15706 240 32 6 Sudatel Internet Exchange Aut 29571 218 18 14 Ci Telecom Autonomous system 12258 197 28 58 YEBO-AS 33776 197 12 16 Starcomms Nigeria 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 6389 3546 3815 222 bellsouth.net, inc. 7029 2291 1042 210 Windstream Communications Inc 3352 2211 2317 51 Internet Access Network of TD 18566 2098 383 177 Covad Communications 4766 1938 11103 657 Korea Telecom (KIX) 17974 1881 519 33 PT TELEKOMUNIKASI INDONESIA 1785 1840 680 123 AppliedTheory Corporation 10620 1694 313 155 TVCABLE BOGOTA 4323 1624 1099 390 Time Warner Telecom 7545 1608 303 86 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 3352 2211 2160 Internet Access Network of TD 7029 2291 2081 Windstream Communications Inc 18566 2098 1921 Covad Communications 17974 1881 1848 PT TELEKOMUNIKASI INDONESIA 1785 1840 1717 AppliedTheory Corporation 10620 1694 1539 TVCABLE BOGOTA 7545 1608 1522 TPG Internet Pty Ltd 8402 1477 1464 Corbina telecom 7552 1389 1381 Vietel Corporation 28573 1433 1364 Types of queries are: POCs, o

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 37125 Layer3 Limited 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 /14:813 /15:1456 /16:12126 /17:6296 /18:10384 /19:20507 /20:28605 /21:27973 /22:37654 /23:36323 /24:199170 /25:67 /26:85 /27:116 /28:285 /29:110 /30:486 /31:54 /32:481

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

ASN No of nets Total ann. Description 6389 2184 3546 bellsouth.net, inc. 18566 2047 2098 Covad Communications 7029 1948 2291 Windstream Communications Inc 3352 1757 2211 Internet Access Network of TD 10620 1589 1694 TVCABLE BOGOTA 8402 1454 1477 Corbina telecom 30036 1355 1393 Mediacom Communications Corp 11492 1111 1149 Cable One 1785 1057 1840 AppliedTheory Corporation 7011 1047 1165 Citizens Utilities

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

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

1:409 2:483 4:19 5:1 6:3 8:362 12:1961 13:1 14:543 15:11 16:3 17:7 20:9 23:58 24:1681 27:964 31:604 32:150 33:4 34:2 36:4 38:758 39:1 40:110 41:2675 42:54 44:3 46:1002 47:3 49:296 50:440 52:13 55:6 56:2 57:46 58:887 59:493 60:364 61:1184 62:1095 63:1956 64:4097 65:2309 66:4306 67:2008 68:1328 69:3349 70:938 71:376 72:1873 73:1 74:2625 75:399 76:328 77:879 78:863 79:483 80:1590 81:945 82:512 83:580 84:627 85:1126 86:412 87:889 88:424 89:1617 90:269 91:4221 92:495 93:1537 94:1314 95:1078 96:441 97:283 98:927 99:37 101:216 103:381 106:70 107:72 108:76 109:1068 110:674 111:789 112:329 113:485 114:614 115:706 116:909 117:711 118:913 119:1241 120:340 121:712 122:1569 123:1023 124:1357 125:1384 128:258 129:185 130:166 131:593 132:145 133:21 134:220 135:54 136:213 137:140 138:284 139:132 140:488 141:298 142:390 143:440 144:495 145:64 146:474 147:225 148:695 149:267 150:166 151:192 152:449 153:178 154:7 155:385 156:206 157:362 158:152 159:479 160:324 161:214 162:340 163:174 164:509 165:386 166:536 167:438 168:742 169:147 170:872 171:86 172:4 173:1712 174:689 175:427 176:274 177:338 178:1068 180:1095 181:36 182:649 183:217 184:381 185:1 186:1299 187:699 188:940 189:873 190:5123 192:5943 193:5047 194:3582 195:3132 196:1262 197:152 198:3632 199:4181 200:5487 201:1651 202:8571 203:8514 204:4297 205:2368 206:2705 207:2835 208:4064 209:3627 210:2725 211:1461 212:2128 213:1779 214:786 215:96 216:5022 217:1620 218:568 219:343 220:1245 221:515 222:346 223:278

End of report