Orbit

Routing Table Report 00:00 GMT Sun 30 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: 382782 Prefixes after maximum aggregation: 167298 Deaggregation factor: 2.29 Unique aggregates announced to Internet: 186241 Total ASes present in the Internet Routing Table: 39178 Prefixes per ASN: 9.77 Origin-only ASes present in the Internet Routing Table: 32364 Origin ASes announcing only one prefix: 15488 Transit ASes present in the Internet Routing Table: 5249 Transit-only ASes present in the Internet Routing Table: 138 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: 5229 Unregistered ASNs in the Routing Table: 854 Number of 32-bit ASNs allocated by the RIRs: 1914 Number of 32-bit ASNs visible in the Routing Table: 1565 Prefixes from 32-bit ASNs in the Routing Table: 3630 Special use prefixes present in the Routing Table: 87 Prefixes being announced from unallocated address space: 89 Number of addresses announced to Internet: 2489525515 Equivalent to 148 /8s, 99 /16s and 37 /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: 91.5 Total number of prefixes smaller than registry allocations: 159758

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

Prefixes being announced by APNIC Region ASes: 92776 Total APNIC prefixes after maximum aggregation: 29828 APNIC Deaggregation factor: 3.11 Prefixes being announced from the APNIC address blocks: 89331 Unique aggregates announced from the APNIC address blocks: 38059 APNIC Region origin ASes present in the Internet Routing Table: 4576 APNIC Prefixes per ASN: 19.52 APNIC Region origin ASes announcing only one prefix: 1274 APNIC Region transit ASes present in the Internet Routing Table: 717 Average APNIC Region AS path length visible: 4.4 Max APNIC Region AS path length visible: 21 Number of APNIC region 32-bit ASNs visible in the Routing Table: 97 Number of APNIC addresses announced to Internet: 629473024 Equivalent to 37 /8s, 132 /16s and 255 /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: 148468 Total ARIN prefixes after maximum aggregation: 76438 ARIN Deaggregation factor: 1.94 Prefixes being announced from the ARIN address blocks: 120169 Unique aggregates announced from the ARIN address blocks: 48193 ARIN Region origin ASes present in the Internet Routing Table: 14728 ARIN Prefixes per ASN: 8.16 ARIN Region origin ASes announcing only one prefix: 5630 ARIN Region transit ASes present in the Internet Routing Table: 1539 Average ARIN Region AS path length visible: 3.8 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: 804793624 Equivalent to 47 /8s, 248 /16s and 45 /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: 93131 Total RIPE prefixes after maximum aggregation: 50987 RIPE Deaggregation factor: 1.83 Prefixes being announced from the RIPE address blocks: 84860 Unique aggregates announced from the RIPE address blocks: 54353 RIPE Region origin ASes present in the Internet Routing Table: 16091 RIPE Prefixes per ASN: 5.27 RIPE Region origin ASes announcing only one prefix: 7974 RIPE Region transit ASes present in the Internet Routing Table: 2529 Average RIPE Region AS path length visible: 4.4 Max RIPE Region AS path length visible: 24 Number of RIPE region 32-bit ASNs visible in the Routing Table: 1096 Number of RIPE addresses announced to Internet: 491589060 Equivalent to 29 /8s, 77 /16s and 13 /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: 36067 Total LACNIC prefixes after maximum aggregation: 7935 LACNIC Deaggregation factor: 4.55 Prefixes being announced from the LACNIC address blocks: 35401 Unique aggregates announced from the LACNIC address blocks: 18153 LACNIC Region origin ASes present in the Internet Routing Table: 1542 LACNIC Prefixes per ASN: 22.96 LACNIC Region origin ASes announcing only one prefix: 452 LACNIC Region transit ASes present in the Internet Routing Table: 281 Average LACNIC Region AS path length visible: 4.6 Max LACNIC Region AS path length visible: 25 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 356 Number of LACNIC addresses announced to Internet: 92697096 Equivalent to 5 /8s, 134 /16s and 114 /24s Percentage of available LACNIC address space announced: 61.4

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: 8536 Total AfriNIC prefixes after maximum aggregation: 2034 AfriNIC Deaggregation factor: 4.20 Prefixes being announced from the AfriNIC address blocks: 6628 Unique aggregates announced from the AfriNIC address blocks: 1964 AfriNIC Region origin ASes present in the Internet Routing Table: 494 AfriNIC Prefixes per ASN: 13.42 AfriNIC Region origin ASes announcing only one prefix: 158 AfriNIC Region transit ASes present in the Internet Routing Table: 112 Average AfriNIC Region AS path length visible: 4.2 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: 27900416 Equivalent to 1 /8s, 169 /16s and 186 /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 1942 11104 659 Korea Telecom (KIX) 17974 1891 519 33 PT TELEKOMUNIKASI INDONESIA 7545 1611 303 87 TPG Internet Pty Ltd 4755 1532 377 171 Videsh Sanchar Nigam Ltd. Aut 7552 1393 1064 8 Vietel Corporation 9829 1165 989 28 BSNL National Internet Backbo 4808 1106 2119 315 CNCGROUP IP network: China169 9583 1091 80 499 Sify Limited 24560 964 342 218 Bharti Airtel Ltd. 18101 953 166 149 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 3544 3814 220 bellsouth.net, inc. 7029 2365 1034 210 Windstream Communications Inc 18566 2096 383 177 Covad Communications 1785 1844 680 122 AppliedTheory Corporation 4323 1623 1093 388 Time Warner Telecom 20115 1597 1547 622 Charter Communications 22773 1459 2907 100 Cox Communications, Inc. 19262 1395 4728 400 Verizon Global Networks 30036 1395 253 668 Mediacom Communications Corp 7018 1318 7047 862 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 1448 352 13 Corbina telecom 286 1095 827 203 KPNQwest Backbone AS 6830 654 1927 415 UPC Distribution Services 34984 590 108 180 Tellcom Iletisim Hizmetleri 20940 553 185 425 Akamai Technologies European 9116 540 326 31 Goldenlines main autonomous s 3292 531 2074 406 TDC Tele Danmark 3320 506 8169 386 Deutsche Telekom AG 12479 479 596 9 Uni2 Autonomous System 8866 461 133 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 1464 1040 72 Types of queries are: POCs, o 8151 1451 2908 344 Uninet S.A. de C.V. 7303 1231 748 177 Telecom Argentina Stet-France 27947 599 72 84 Telconet S.A 22047 580 322 17 Types of queries are: POCs, o 6503 579 434 70 AVANTEL, S.A. 7738 552 1050 31 Telecomunicacoes da Bahia S.A 10481 548 430 20 Prima S.A. 3816 537 233 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 800 146 34 LINKdotNET AS number 8452 651 446 12 TEDATA 15475 443 74 8 Nile Online 36992 301 415 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 33776 240 13 8 Starcomms Nigeria Limited 29571 219 18 14 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 3544 3814 220 bellsouth.net, inc. 7029 2365 1034 210 Windstream Communications Inc 18566 2096 383 177 Covad Communications 4766 1942 11104 659 Korea Telecom (KIX) 17974 1891 519 33 PT TELEKOMUNIKASI INDONESIA 1785 1844 680 122 AppliedTheory Corporation 10620 1699 314 156 TVCABLE BOGOTA 4323 1623 1093 388 Time Warner Telecom 7545 1611 303 87 TPG Internet Pty Ltd 20115 1597 1547 622 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 2365 2155 Windstream Communications Inc 18566 2096 1919 Covad Communications 17974 1891 1858 PT TELEKOMUNIKASI INDONESIA 1785 1844 1722 AppliedTheory Corporation 10620 1699 1543 TVCABLE BOGOTA 7545 1611 1524 TPG Internet Pty Ltd 8402 1448 1435 Corbina telecom 28573 1464 1392 Types of queries are: POCs, o 7552 1393 1385 Vietel Corporation 4755 1532 1361 Videsh Sanchar Nigam Ltd. Aut

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 10.0.1.0/24 286 KPNQwest Backbone AS 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

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 /13:465 /14:814 /15:1456 /16:12143 /17:6327 /18:10419 /19:20490 /20:28703 /21:27908 /22:37527 /23:35676 /24:198808 /25:67 /26:84 /27:111 /28:275 /29:112 /30:489 /31:53 /32:479

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

ASN No of nets Total ann. Description 6389 2184 3544 bellsouth.net, inc. 18566 2045 2096 Covad Communications 7029 2019 2365 Windstream Communications Inc 10620 1594 1699 TVCABLE BOGOTA 8402 1425 1448 Corbina telecom 30036 1356 1395 Mediacom Communications Corp 11492 1118 1156 Cable One 1785 1056 1844 AppliedTheory Corporation 7011 1050 1168 Citizens Utilities 22773 947 1459 Cox Communications, Inc.

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

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

1:414 2:485 4:19 5:1 6:3 8:361 10:1 12:1957 13:1 14:543 15:11 16:3 17:7 20:9 23:60 24:1687 27:973 31:625 32:146 33:2 34:2 36:4 38:758 39:1 40:110 41:2677 42:53 44:3 46:1018 47:3 49:296 50:443 52:13 55:5 56:2 57:50 58:889 59:493 60:364 61:1175 62:1099 63:1976 64:4081 65:2308 66:4303 67:2021 68:1328 69:3310 70:928 71:383 72:1833 73:1 74:2661 75:405 76:325 77:880 78:862 79:476 80:1141 81:842 82:523 83:532 84:627 85:1131 86:411 87:894 88:359 89:1619 90:237 91:4256 92:531 93:1530 94:1308 95:1068 96:438 97:283 98:936 99:37 101:218 103:412 106:70 107:78 108:76 109:1062 110:667 111:796 112:333 113:486 114:619 115:710 116:911 117:719 118:916 119:1258 120:339 121:713 122:1569 123:1022 124:1354 125:1362 128:245 129:192 130:163 131:626 132:148 133:21 134:221 135:54 136:213 137:140 138:286 139:136 140:478 141:311 142:392 143:422 144:496 145:64 146:463 147:227 148:692 149:267 150:167 151:194 152:447 153:178 154:7 155:388 156:208 157:361 158:154 159:484 160:331 161:214 162:371 163:173 164:511 165:386 166:539 167:429 168:742 169:147 170:875 171:86 172:4 173:1735 174:680 175:432 176:280 177:368 178:1093 180:1126 181:36 182:659 183:221 184:383 185:1 186:1301 187:711 188:959 189:868 190:5148 192:5956 193:5055 194:3586 195:3137 196:1253 197:167 198:3630 199:4179 200:5504 201:1689 202:8581 203:8494 204:4304 205:2371 206:2686 207:2827 208:4036 209:3602 210:2733 211:1466 212:2136 213:1787 214:794 215:96 216:4936 217:1610 218:569 219:343 220:1253 221:516 222:346 223:272

End of report