Orbit

Routing Table Report 00:00 GMT Sat 29 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: 382394 Prefixes after maximum aggregation: 167280 Deaggregation factor: 2.29 Unique aggregates announced to Internet: 186188 Total ASes present in the Internet Routing Table: 39198 Prefixes per ASN: 9.76 Origin-only ASes present in the Internet Routing Table: 32385 Origin ASes announcing only one prefix: 15510 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: 5221 Unregistered ASNs in the Routing Table: 853 Number of 32-bit ASNs allocated by the RIRs: 1911 Number of 32-bit ASNs visible in the Routing Table: 1564 Prefixes from 32-bit ASNs in the Routing Table: 3622 Special use prefixes present in the Routing Table: 85 Prefixes being announced from unallocated address space: 95 Number of addresses announced to Internet: 2489703690 Equivalent to 148 /8s, 101 /16s and 221 /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: 159484

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

Prefixes being announced by APNIC Region ASes: 92722 Total APNIC prefixes after maximum aggregation: 29833 APNIC Deaggregation factor: 3.11 Prefixes being announced from the APNIC address blocks: 89280 Unique aggregates announced from the APNIC address blocks: 38044 APNIC Region origin ASes present in the Internet Routing Table: 4579 APNIC Prefixes per ASN: 19.50 APNIC Region origin ASes announcing only one prefix: 1279 APNIC Region transit ASes present in the Internet Routing Table: 718 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: 629451008 Equivalent to 37 /8s, 132 /16s and 169 /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: 148255 Total ARIN prefixes after maximum aggregation: 76470 ARIN Deaggregation factor: 1.94 Prefixes being announced from the ARIN address blocks: 120073 Unique aggregates announced from the ARIN address blocks: 48186 ARIN Region origin ASes present in the Internet Routing Table: 14747 ARIN Prefixes per ASN: 8.14 ARIN Region origin ASes announcing only one prefix: 5648 ARIN Region transit ASes present in the Internet Routing Table: 1540 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: 804762392 Equivalent to 47 /8s, 247 /16s and 179 /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: 93072 Total RIPE prefixes after maximum aggregation: 50983 RIPE Deaggregation factor: 1.83 Prefixes being announced from the RIPE address blocks: 84808 Unique aggregates announced from the RIPE address blocks: 54325 RIPE Region origin ASes present in the Internet Routing Table: 16089 RIPE Prefixes per ASN: 5.27 RIPE Region origin ASes announcing only one prefix: 7977 RIPE Region transit ASes present in the Internet Routing Table: 2527 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: 1094 Number of RIPE addresses announced to Internet: 491583940 Equivalent to 29 /8s, 76 /16s and 249 /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: 36073 Total LACNIC prefixes after maximum aggregation: 7926 LACNIC Deaggregation factor: 4.55 Prefixes being announced from the LACNIC address blocks: 35427 Unique aggregates announced from the LACNIC address blocks: 18155 LACNIC Region origin ASes present in the Internet Routing Table: 1540 LACNIC Prefixes per ASN: 23.00 LACNIC Region origin ASes announcing only one prefix: 448 LACNIC Region transit ASes present in the Internet Routing Table: 281 Average LACNIC Region AS path length visible: 4.7 Max LACNIC Region AS path length visible: 25 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 357 Number of LACNIC addresses announced to Internet: 92704776 Equivalent to 5 /8s, 134 /16s and 144 /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: 8475 Total AfriNIC prefixes after maximum aggregation: 1991 AfriNIC Deaggregation factor: 4.26 Prefixes being announced from the AfriNIC address blocks: 6628 Unique aggregates announced from the AfriNIC address blocks: 1988 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: 158 AfriNIC Region transit ASes present in the Internet Routing Table: 110 Average AfriNIC Region AS path length visible: 4.3 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: 27840000 Equivalent to 1 /8s, 168 /16s and 206 /24s Percentage of available AfriNIC address space announced: 41.5

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 1889 519 33 PT TELEKOMUNIKASI INDONESIA 7545 1610 303 86 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 1111 2138 320 CNCGROUP IP network: China169 9583 1091 80 499 Sify Limited 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 3544 3814 220 bellsouth.net, inc. 7029 2363 1034 210 Windstream Communications Inc 18566 2097 383 177 Covad Communications 1785 1844 680 122 AppliedTheory Corporation 4323 1623 1093 388 Time Warner Telecom 20115 1596 1546 621 Charter Communications 22773 1458 2907 100 Cox Communications, Inc. 19262 1395 4728 400 Verizon Global Networks 30036 1393 253 671 Mediacom Communications Corp 7018 1319 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 1487 352 13 Corbina telecom 286 1093 827 201 KPNQwest Backbone AS 6830 654 1927 415 UPC Distribution Services 34984 590 108 180 Tellcom Iletisim Hizmetleri 20940 555 186 427 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 1462 1040 72 Types of queries are: POCs, o 8151 1461 2908 348 Uninet S.A. de C.V. 7303 1231 748 177 Telecom Argentina Stet-France 27947 601 72 84 Telconet S.A 6503 583 450 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 540 233 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 444 74 8 Nile Online 36992 298 415 20 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 221 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 2363 1034 210 Windstream Communications Inc 18566 2097 383 177 Covad Communications 4766 1942 11104 659 Korea Telecom (KIX) 17974 1889 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 1610 303 86 TPG Internet Pty Ltd 20115 1596 1546 621 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 2363 2153 Windstream Communications Inc 18566 2097 1920 Covad Communications 17974 1889 1856 PT TELEKOMUNIKASI INDONESIA 1785 1844 1722 AppliedTheory Corporation 10620 1699 1543 TVCABLE BOGOTA 7545 1610 1524 TPG Internet Pty Ltd 8402 1487 1474 Corbina telecom 28573 1462 1390 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 10.29.244.56/29 286 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 41.79.132.0/23 30969 TransAfrica Networks 41.79.132.0/22 30969 TransAfrica Networks 41.79.134.0/23 30969 TransAfrica Networks 41.222.79.0/24 36938 >>UNKNOWN<<

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 /15:1458 /16:12139 /17:6328 /18:10420 /19:20488 /20:28700 /21:27903 /22:37515 /23:35648 /24:198465 /25:67 /26:84 /27:115 /28:278 /29:111 /30:489 /31:53 /32:478

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

ASN No of nets Total ann. Description 6389 2184 3544 bellsouth.net, inc. 18566 2046 2097 Covad Communications 7029 2017 2363 Windstream Communications Inc 10620 1594 1699 TVCABLE BOGOTA 8402 1464 1487 Corbina telecom 30036 1354 1393 Mediacom Communications Corp 11492 1118 1156 Cable One 1785 1056 1844 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) ----------------------------------------------

1:415 2:490 4:19 5:1 6:3 8:362 12:1958 13:1 14:546 15:11 16:3 17:7 20:9 23:60 24:1688 27:972 31:626 32:146 33:2 34:2 36:4 38:759 39:1 40:110 41:2677 42:53 44:3 46:1011 47:3 49:291 50:440 52:13 55:6 56:2 57:51 58:888 59:493 60:364 61:1178 62:1097 63:1974 64:4082 65:2310 66:4299 67:2014 68:1329 69:3307 70:929 71:382 72:1834 73:1 74:2657 75:405 76:326 77:880 78:870 79:455 80:1139 81:842 82:515 83:531 84:628 85:1123 86:411 87:895 88:359 89:1626 90:237 91:4256 92:531 93:1538 94:1308 95:1079 96:438 97:284 98:935 99:37 101:220 103:413 106:70 107:78 108:76 109:1063 110:666 111:796 112:334 113:487 114:620 115:710 116:908 117:721 118:915 119:1259 120:339 121:713 122:1568 123:1022 124:1354 125:1361 128:245 129:188 130:165 131:627 132:146 133:21 134:221 135:54 136:213 137:140 138:286 139:136 140:489 141:309 142:392 143:420 144:496 145:64 146:462 147:226 148:695 149:267 150:167 151:194 152:447 153:178 154:7 155:389 156:208 157:359 158:154 159:484 160:331 161:214 162:339 163:173 164:511 165:388 166:373 167:437 168:742 169:147 170:873 171:86 172:4 173:1714 174:650 175:434 176:282 177:352 178:1070 180:1128 181:36 182:658 183:221 184:383 185:1 186:1303 187:712 188:960 189:877 190:5148 192:5941 193:5051 194:3583 195:3137 196:1226 197:165 198:3624 199:4179 200:5523 201:1689 202:8550 203:8496 204:4305 205:2363 206:2698 207:2830 208:4038 209:3605 210:2733 211:1465 212:2136 213:1783 214:792 215:96 216:4936 217:1606 218:567 219:343 220:1252 221:516 222:346 223:271

End of report