Orbit

Routing Table Report 00:00 GMT Fri 28 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: 382369 Prefixes after maximum aggregation: 167370 Deaggregation factor: 2.28 Unique aggregates announced to Internet: 186151 Total ASes present in the Internet Routing Table: 39188 Prefixes per ASN: 9.76 Origin-only ASes present in the Internet Routing Table: 32444 Origin ASes announcing only one prefix: 15505 Transit ASes present in the Internet Routing Table: 5176 Transit-only ASes present in the Internet Routing Table: 135 Average AS path length visible in the Internet Routing Table: 3.9 Max AS path length visible: 28 Max AS path prepend of ASN (36992) 22 Prefixes from unregistered ASNs in the Routing Table: 5235 Unregistered ASNs in the Routing Table: 853 Number of 32-bit ASNs allocated by the RIRs: 1905 Number of 32-bit ASNs visible in the Routing Table: 1568 Prefixes from 32-bit ASNs in the Routing Table: 3636 Special use prefixes present in the Routing Table: 82 Prefixes being announced from unallocated address space: 92 Number of addresses announced to Internet: 2489347082 Equivalent to 148 /8s, 96 /16s and 108 /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: 159494

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

Prefixes being announced by APNIC Region ASes: 92700 Total APNIC prefixes after maximum aggregation: 29845 APNIC Deaggregation factor: 3.11 Prefixes being announced from the APNIC address blocks: 89238 Unique aggregates announced from the APNIC address blocks: 38036 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: 1272 APNIC Region transit ASes present in the Internet Routing Table: 709 Average APNIC Region AS path length visible: 4.2 Max APNIC Region AS path length visible: 22 Number of APNIC region 32-bit ASNs visible in the Routing Table: 98 Number of APNIC addresses announced to Internet: 629422848 Equivalent to 37 /8s, 132 /16s and 59 /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: 148403 Total ARIN prefixes after maximum aggregation: 76563 ARIN Deaggregation factor: 1.94 Prefixes being announced from the ARIN address blocks: 120063 Unique aggregates announced from the ARIN address blocks: 48159 ARIN Region origin ASes present in the Internet Routing Table: 14755 ARIN Prefixes per ASN: 8.14 ARIN Region origin ASes announcing only one prefix: 5658 ARIN Region transit ASes present in the Internet Routing Table: 1523 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: 804757016 Equivalent to 47 /8s, 247 /16s and 158 /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: 92980 Total RIPE prefixes after maximum aggregation: 50937 RIPE Deaggregation factor: 1.83 Prefixes being announced from the RIPE address blocks: 84773 Unique aggregates announced from the RIPE address blocks: 54291 RIPE Region origin ASes present in the Internet Routing Table: 16075 RIPE Prefixes per ASN: 5.27 RIPE Region origin ASes announcing only one prefix: 7969 RIPE Region transit ASes present in the Internet Routing Table: 2492 Average RIPE Region AS path length visible: 4.0 Max RIPE Region AS path length visible: 28 Number of RIPE region 32-bit ASNs visible in the Routing Table: 1097 Number of RIPE addresses announced to Internet: 491553476 Equivalent to 29 /8s, 76 /16s and 130 /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: 35911 Total LACNIC prefixes after maximum aggregation: 7915 LACNIC Deaggregation factor: 4.54 Prefixes being announced from the LACNIC address blocks: 35350 Unique aggregates announced from the LACNIC address blocks: 18145 LACNIC Region origin ASes present in the Internet Routing Table: 1540 LACNIC Prefixes per ASN: 22.95 LACNIC Region origin ASes announcing only one prefix: 448 LACNIC Region transit ASes present in the Internet Routing Table: 274 Average LACNIC Region AS path length visible: 4.3 Max LACNIC Region AS path length visible: 20 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 357 Number of LACNIC addresses announced to Internet: 92338184 Equivalent to 5 /8s, 128 /16s and 248 /24s Percentage of available LACNIC address space announced: 61.2

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: 8550 Total AfriNIC prefixes after maximum aggregation: 2033 AfriNIC Deaggregation factor: 4.21 Prefixes being announced from the AfriNIC address blocks: 6640 Unique aggregates announced from the AfriNIC address blocks: 1979 AfriNIC Region origin ASes present in the Internet Routing Table: 497 AfriNIC Prefixes per ASN: 13.36 AfriNIC Region origin ASes announcing only one prefix: 158 AfriNIC Region transit ASes present in the Internet Routing Table: 113 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: 27905024 Equivalent to 1 /8s, 169 /16s and 204 /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 1901 519 33 PT TELEKOMUNIKASI INDONESIA 7545 1610 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 1066 2087 306 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 3543 3814 220 bellsouth.net, inc. 7029 2366 1042 210 Windstream Communications Inc 18566 2097 383 177 Covad Communications 1785 1841 680 123 AppliedTheory Corporation 4323 1624 1094 389 Time Warner Telecom 20115 1594 1546 619 Charter Communications 22773 1458 2907 100 Cox Communications, Inc. 19262 1395 4728 400 Verizon Global Networks 30036 1390 252 670 Mediacom Communications Corp 7018 1318 7046 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 1497 352 13 Corbina telecom 286 1086 809 197 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 532 2074 407 TDC Tele Danmark 3320 503 8169 383 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 1698 314 155 TVCABLE BOGOTA 28573 1458 1033 70 Types of queries are: POCs, o 8151 1420 2908 348 Uninet S.A. de C.V. 7303 1229 747 177 Telecom Argentina Stet-France 27947 602 72 85 Telconet S.A 22047 580 322 17 Types of queries are: POCs, o 6503 573 450 70 AVANTEL, S.A. 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 801 146 36 LINKdotNET AS number 8452 651 446 12 TEDATA 15475 454 74 8 Nile Online 36992 300 415 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 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 3543 3814 220 bellsouth.net, inc. 7029 2366 1042 210 Windstream Communications Inc 18566 2097 383 177 Covad Communications 4766 1942 11104 659 Korea Telecom (KIX) 17974 1901 519 33 PT TELEKOMUNIKASI INDONESIA 1785 1841 680 123 AppliedTheory Corporation 10620 1698 314 155 TVCABLE BOGOTA 4323 1624 1094 389 Time Warner Telecom 7545 1610 303 86 TPG Internet Pty Ltd 20115 1594 1546 619 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 2366 2156 Windstream Communications Inc 18566 2097 1920 Covad Communications 17974 1901 1868 PT TELEKOMUNIKASI INDONESIA 1785 1841 1718 AppliedTheory Corporation 10620 1698 1543 TVCABLE BOGOTA 7545 1610 1524 TPG Internet Pty Ltd 8402 1497 1484 Corbina telecom 28573 1458 1388 Types of queries are: POCs, o 7552 1390 1382 Vietel Corporation 4755 1537 1365 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 10.29.244.56/29 286 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 /13:465 /14:813 /15:1458 /16:12143 /17:6325 /18:10416 /19:20487 /20:28672 /21:27894 /22:37472 /23:35653 /24:198587 /25:66 /26:85 /27:113 /28:229 /29:110 /30:472 /31:53 /32:480

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

ASN No of nets Total ann. Description 6389 2183 3543 bellsouth.net, inc. 18566 2046 2097 Covad Communications 7029 2019 2366 Windstream Communications Inc 10620 1593 1698 TVCABLE BOGOTA 8402 1474 1497 Corbina telecom 30036 1351 1390 Mediacom Communications Corp 11492 1118 1156 Cable One 1785 1056 1841 AppliedTheory Corporation 7011 1050 1168 Citizens Utilities 22773 946 1458 Cox Communications, Inc.

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

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

1:413 2:484 4:19 5:1 6:3 8:362 12:1956 13:1 14:542 15:11 16:3 17:7 20:9 23:59 24:1684 27:971 31:618 32:150 33:4 34:2 36:4 38:759 39:1 40:110 41:2689 42:53 44:3 46:1013 47:3 49:296 50:436 52:13 55:7 56:2 57:50 58:887 59:494 60:364 61:1178 62:1094 63:1975 64:4083 65:2314 66:4300 67:2013 68:1329 69:3309 70:929 71:381 72:1834 73:1 74:2630 75:404 76:326 77:881 78:871 79:455 80:1136 81:841 82:515 83:532 84:627 85:1122 86:411 87:895 88:360 89:1615 90:238 91:4246 92:532 93:1541 94:1314 95:1092 96:438 97:284 98:931 99:37 101:220 103:403 106:70 107:79 108:76 109:1063 110:667 111:792 112:334 113:486 114:584 115:710 116:914 117:721 118:896 119:1260 120:339 121:713 122:1568 123:1021 124:1354 125:1363 128:244 129:188 130:165 131:625 132:146 133:21 134:220 135:54 136:213 137:140 138:287 139:136 140:489 141:308 142:393 143:423 144:494 145:64 146:460 147:234 148:643 149:267 150:167 151:192 152:447 153:178 154:7 155:388 156:208 157:364 158:154 159:484 160:329 161:214 162:341 163:174 164:511 165:388 166:537 167:437 168:742 169:147 170:872 171:86 172:4 173:1730 174:675 175:434 176:285 177:368 178:1090 180:1130 181:36 182:658 183:216 184:376 185:1 186:1304 187:703 188:954 189:869 190:5147 192:5962 193:5052 194:3579 195:3139 196:1246 197:163 198:3637 199:4176 200:5523 201:1689 202:8581 203:8489 204:4306 205:2366 206:2694 207:2830 208:4033 209:3602 210:2731 211:1466 212:2129 213:1787 214:788 215:96 216:4938 217:1603 218:568 219:343 220:1252 221:513 222:346 223:269

End of report