Orbit

Routing Table Report 00:00 GMT Wed 26 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: 384285 Prefixes after maximum aggregation: 167284 Deaggregation factor: 2.30 Unique aggregates announced to Internet: 185904 Total ASes present in the Internet Routing Table: 39172 Prefixes per ASN: 9.81 Origin-only ASes present in the Internet Routing Table: 32472 Origin ASes announcing only one prefix: 15511 Transit ASes present in the Internet Routing Table: 5141 Transit-only ASes present in the Internet Routing Table: 132 Average AS path length visible in the Internet Routing Table: 3.9 Max AS path length visible: 24 Max AS path prepend of ASN (36992) 22 Prefixes from unregistered ASNs in the Routing Table: 5117 Unregistered ASNs in the Routing Table: 842 Number of 32-bit ASNs allocated by the RIRs: 1889 Number of 32-bit ASNs visible in the Routing Table: 1559 Prefixes from 32-bit ASNs in the Routing Table: 3570 Special use prefixes present in the Routing Table: 82 Prefixes being announced from unallocated address space: 89 Number of addresses announced to Internet: 2488430090 Equivalent to 148 /8s, 82 /16s and 110 /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: 161242

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

Prefixes being announced by APNIC Region ASes: 92666 Total APNIC prefixes after maximum aggregation: 29821 APNIC Deaggregation factor: 3.11 Prefixes being announced from the APNIC address blocks: 89213 Unique aggregates announced from the APNIC address blocks: 37958 APNIC Region origin ASes present in the Internet Routing Table: 4573 APNIC Prefixes per ASN: 19.51 APNIC Region origin ASes announcing only one prefix: 1275 APNIC Region transit ASes present in the Internet Routing Table: 700 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: 97 Number of APNIC addresses announced to Internet: 629371648 Equivalent to 37 /8s, 131 /16s and 115 /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: 148382 Total ARIN prefixes after maximum aggregation: 76558 ARIN Deaggregation factor: 1.94 Prefixes being announced from the ARIN address blocks: 120057 Unique aggregates announced from the ARIN address blocks: 48127 ARIN Region origin ASes present in the Internet Routing Table: 14751 ARIN Prefixes per ASN: 8.14 ARIN Region origin ASes announcing only one prefix: 5653 ARIN Region transit ASes present in the Internet Routing Table: 1514 Average ARIN Region AS path length visible: 3.6 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: 804754200 Equivalent to 47 /8s, 247 /16s and 147 /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: 94944 Total RIPE prefixes after maximum aggregation: 50870 RIPE Deaggregation factor: 1.87 Prefixes being announced from the RIPE address blocks: 86708 Unique aggregates announced from the RIPE address blocks: 54242 RIPE Region origin ASes present in the Internet Routing Table: 16075 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: 2483 Average RIPE Region AS path length visible: 3.8 Max RIPE Region AS path length visible: 20 Number of RIPE region 32-bit ASNs visible in the Routing Table: 1095 Number of RIPE addresses announced to Internet: 491468484 Equivalent to 29 /8s, 75 /16s and 54 /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: 35971 Total LACNIC prefixes after maximum aggregation: 7924 LACNIC Deaggregation factor: 4.54 Prefixes being announced from the LACNIC address blocks: 35316 Unique aggregates announced from the LACNIC address blocks: 18087 LACNIC Region origin ASes present in the Internet Routing Table: 1541 LACNIC Prefixes per ASN: 22.92 LACNIC Region origin ASes announcing only one prefix: 449 LACNIC Region transit ASes present in the Internet Routing Table: 272 Average LACNIC Region AS path length visible: 4.2 Max LACNIC Region AS path length visible: 19 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 351 Number of LACNIC addresses announced to Internet: 91670792 Equivalent to 5 /8s, 118 /16s and 201 /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: 8562 Total AfriNIC prefixes after maximum aggregation: 2033 AfriNIC Deaggregation factor: 4.21 Prefixes being announced from the AfriNIC address blocks: 6626 Unique aggregates announced from the AfriNIC address blocks: 1990 AfriNIC Region origin ASes present in the Internet Routing Table: 496 AfriNIC Prefixes per ASN: 13.36 AfriNIC Region origin ASes announcing only one prefix: 159 AfriNIC Region transit ASes present in the Internet Routing Table: 111 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: 27917568 Equivalent to 1 /8s, 169 /16s and 253 /24s Percentage of available AfriNIC address space announced: 41.6

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 1941 11104 659 Korea Telecom (KIX) 17974 1877 519 33 PT TELEKOMUNIKASI INDONESIA 7545 1597 303 86 TPG Internet Pty Ltd 4755 1537 637 172 Videsh Sanchar Nigam Ltd. Aut 7552 1390 1064 8 Vietel Corporation 9829 1165 989 28 BSNL National Internet Backbo 9583 1091 80 499 Sify Limited 4808 1069 2089 307 CNCGROUP IP network: China169 24560 964 342 218 Bharti Airtel Ltd. 18101 953 166 150 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 3542 3814 222 bellsouth.net, inc. 7029 2357 1042 210 Windstream Communications Inc 18566 2098 383 177 Covad Communications 1785 1842 680 123 AppliedTheory Corporation 4323 1623 1093 388 Time Warner Telecom 20115 1594 1546 619 Charter Communications 22773 1462 2907 100 Cox Communications, Inc. 30036 1396 253 671 Mediacom Communications Corp 19262 1395 4728 400 Verizon Global Networks 7018 1317 7046 866 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 2193 2317 51 Internet Access Network of TD 8402 1513 352 13 Corbina telecom 286 1085 809 196 KPNQwest Backbone AS 6830 654 1927 415 UPC Distribution Services 34984 590 108 180 Tellcom Iletisim Hizmetleri 20940 556 186 427 Akamai Technologies European 9116 540 326 31 Goldenlines main autonomous s 3292 535 2080 411 TDC Tele Danmark 3320 503 8169 383 Deutsche Telekom AG 12479 481 595 8 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 1474 2895 353 Uninet S.A. de C.V. 28573 1454 1032 69 Types of queries are: POCs, o 7303 1229 747 177 Telecom Argentina Stet-France 27947 601 72 85 Telconet S.A 6503 582 450 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 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 802 146 34 LINKdotNET AS number 8452 634 446 12 TEDATA 15475 454 74 8 Nile Online 36992 298 415 21 Etisalat MISR 3741 280 939 229 The Internet Solution 6713 244 519 14 Itissalat Al-MAGHRIB 15706 240 32 6 Sudatel Internet Exchange Aut 29571 218 17 13 Ci Telecom Autonomous system 33776 199 12 16 Starcomms Nigeria Limited 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 3542 3814 222 bellsouth.net, inc. 7029 2357 1042 210 Windstream Communications Inc 3352 2193 2317 51 Internet Access Network of TD 18566 2098 383 177 Covad Communications 4766 1941 11104 659 Korea Telecom (KIX) 17974 1877 519 33 PT TELEKOMUNIKASI INDONESIA 1785 1842 680 123 AppliedTheory Corporation 10620 1694 313 155 TVCABLE BOGOTA 4323 1623 1093 388 Time Warner Telecom 7545 1597 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 7029 2357 2147 Windstream Communications Inc 3352 2193 2142 Internet Access Network of TD 18566 2098 1921 Covad Communications 17974 1877 1844 PT TELEKOMUNIKASI INDONESIA 1785 1842 1719 AppliedTheory Corporation 10620 1694 1539 TVCABLE BOGOTA 7545 1597 1511 TPG Internet Pty Ltd 8402 1513 1500 Corbina telecom 28573 1454 1385 Types of queries are: POCs, o 7552 1390 1382 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 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 /12:236 /13:464 /14:813 /15:1458 /16:12139 /17:6328 /18:10409 /19:20502 /20:28677 /21:28055 /22:37735 /23:36415 /24:199233 /25:67 /26:85 /27:114 /28:283 /29:110 /30:487 /31:53 /32:482

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

ASN No of nets Total ann. Description 6389 2182 3542 bellsouth.net, inc. 18566 2047 2098 Covad Communications 7029 2011 2357 Windstream Communications Inc 3352 1742 2193 Internet Access Network of TD 10620 1589 1694 TVCABLE BOGOTA 8402 1490 1513 Corbina telecom 30036 1357 1396 Mediacom Communications Corp 11492 1118 1156 Cable One 1785 1057 1842 AppliedTheory Corporation 7011 1050 1168 Citizens Utilities

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

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

1:412 2:488 4:19 5:1 6:3 8:362 12:1960 13:1 14:534 15:11 16:3 17:7 20:9 23:58 24:1676 27:965 31:613 32:150 33:4 34:2 36:4 38:756 39:1 40:110 41:2673 42:54 44:3 46:1009 47:3 49:291 50:443 52:13 55:6 56:2 57:49 58:893 59:494 60:364 61:1177 62:1088 63:1977 64:4076 65:2314 66:4311 67:2022 68:1328 69:3299 70:939 71:379 72:1831 73:1 74:2614 75:404 76:328 77:885 78:874 79:459 80:1594 81:960 82:512 83:581 84:628 85:1126 86:411 87:897 88:424 89:1619 90:237 91:4235 92:532 93:1543 94:1313 95:1095 96:437 97:284 98:931 99:37 101:220 103:398 106:70 107:75 108:76 109:1055 110:668 111:792 112:332 113:485 114:617 115:704 116:909 117:720 118:914 119:1262 120:339 121:712 122:1566 123:1021 124:1357 125:1360 128:244 129:187 130:166 131:591 132:146 133:21 134:219 135:54 136:213 137:140 138:284 139:136 140:485 141:300 142:392 143:427 144:492 145:64 146:476 147:233 148:693 149:267 150:166 151:192 152:447 153:178 154:7 155:388 156:208 157:363 158:153 159:481 160:326 161:214 162:340 163:173 164:510 165:388 166:535 167:438 168:742 169:147 170:872 171:86 172:4 173:1725 174:690 175:432 176:289 177:353 178:1073 180:1104 181:36 182:657 183:216 184:374 185:1 186:1302 187:708 188:942 189:872 190:5131 192:5955 193:5056 194:3587 195:3123 196:1265 197:162 198:3637 199:4184 200:5526 201:1688 202:8572 203:8489 204:4302 205:2366 206:2694 207:2835 208:4035 209:3605 210:2728 211:1464 212:2124 213:1810 214:790 215:94 216:4940 217:1618 218:567 219:344 220:1245 221:517 222:347 223:271

End of report