Orbit

Routing Table Report 00:00 GMT Mon 31 Jan, 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: 346082 Prefixes after maximum aggregation: 156329 Deaggregation factor: 2.21 Unique aggregates announced to Internet: 169294 Total ASes present in the Internet Routing Table: 35739 Prefixes per ASN: 9.68 Origin-only ASes present in the Internet Routing Table: 30814 Origin ASes announcing only one prefix: 14919 Transit ASes present in the Internet Routing Table: 4925 Transit-only ASes present in the Internet Routing Table: 110 Average AS path length visible in the Internet Routing Table: 5.0 Max AS path length visible: 33 Max AS path prepend of ASN (36992) 29 Prefixes from unregistered ASNs in the Routing Table: 397 Unregistered ASNs in the Routing Table: 149 Number of 32-bit ASNs allocated by the RIRs: 1063 Prefixes from 32-bit ASNs in the Routing Table: 7 Special use prefixes present in the Routing Table: 75 Prefixes being announced from unallocated address space: 214 Number of addresses announced to Internet: 2350135423 Equivalent to 140 /8s, 20 /16s and 56 /24s Percentage of available address space announced: 63.4 Percentage of allocated address space announced: 65.5 Percentage of available address space allocated: 96.8 Percentage of address space in use by end-sites: 88.0 Total number of prefixes smaller than registry allocations: 141981

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

Prefixes being announced by APNIC Region ASes: 83696 Total APNIC prefixes after maximum aggregation: 28013 APNIC Deaggregation factor: 2.99 Prefixes being announced from the APNIC address blocks: 80603 Unique aggregates announced from the APNIC address blocks: 35544 APNIC Region origin ASes present in the Internet Routing Table: 4299 APNIC Prefixes per ASN: 18.75 APNIC Region origin ASes announcing only one prefix: 1228 APNIC Region transit ASes present in the Internet Routing Table: 680 Average APNIC Region AS path length visible: 5.6 Max APNIC Region AS path length visible: 21 Number of APNIC addresses announced to Internet: 586762946 Equivalent to 34 /8s, 249 /16s and 74 /24s Percentage of available APNIC address space announced: 79.5

APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431 (pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079 55296-56319, 131072-132095 APNIC Address Blocks 1/8, 14/8, 27/8, 36/8, 42/8, 43/8, 49/8, 58/8, 59/8, 60/8, 61/8, 101/8, 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: 141178 Total ARIN prefixes after maximum aggregation: 72741 ARIN Deaggregation factor: 1.94 Prefixes being announced from the ARIN address blocks: 111827 Unique aggregates announced from the ARIN address blocks: 44435 ARIN Region origin ASes present in the Internet Routing Table: 14186 ARIN Prefixes per ASN: 7.88 ARIN Region origin ASes announcing only one prefix: 5411 ARIN Region transit ASes present in the Internet Routing Table: 1470 Average ARIN Region AS path length visible: 4.5 Max ARIN Region AS path length visible: 27 Number of ARIN addresses announced to Internet: 751689097 Equivalent to 44 /8s, 205 /16s and 221 /24s Percentage of available ARIN address space announced: 63.1

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, 47/8, 48/8, 50/8, 52/8, 54/8, 55/8, 56/8, 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, 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: 84543 Total RIPE prefixes after maximum aggregation: 46494 RIPE Deaggregation factor: 1.82 Prefixes being announced from the RIPE address blocks: 77079 Unique aggregates announced from the RIPE address blocks: 48299 RIPE Region origin ASes present in the Internet Routing Table: 15254 RIPE Prefixes per ASN: 5.05 RIPE Region origin ASes announcing only one prefix: 7726 RIPE Region transit ASes present in the Internet Routing Table: 2377 Average RIPE Region AS path length visible: 5.1 Max RIPE Region AS path length visible: 26 Number of RIPE addresses announced to Internet: 457192585 Equivalent to 27 /8s, 64 /16s and 52 /24s Percentage of available RIPE address space announced: 75.7

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, 193/8, 194/8, 195/8, 212/8, 213/8, 217/8,

LACNIC Region Analysis Summary ------------------------------

Prefixes being announced by LACNIC Region ASes: 31687 Total LACNIC prefixes after maximum aggregation: 7276 LACNIC Deaggregation factor: 4.36 Prefixes being announced from the LACNIC address blocks: 30434 Unique aggregates announced from the LACNIC address blocks: 15795 LACNIC Region origin ASes present in the Internet Routing Table: 1424 LACNIC Prefixes per ASN: 21.37 LACNIC Region origin ASes announcing only one prefix: 430 LACNIC Region transit ASes present in the Internet Routing Table: 254 Average LACNIC Region AS path length visible: 5.3 Max LACNIC Region AS path length visible: 23 Number of LACNIC addresses announced to Internet: 80248076 Equivalent to 4 /8s, 200 /16s and 125 /24s Percentage of available LACNIC address space announced: 59.8

LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247, 262144-263167 plus ERX transfers LACNIC Address Blocks 177/8, 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: 4720 Total AfriNIC prefixes after maximum aggregation: 1682 AfriNIC Deaggregation factor: 2.81 Prefixes being announced from the AfriNIC address blocks: 3521 Unique aggregates announced from the AfriNIC address blocks: 1596 AfriNIC Region origin ASes present in the Internet Routing Table: 405 AfriNIC Prefixes per ASN: 8.69 AfriNIC Region origin ASes announcing only one prefix: 124 AfriNIC Region transit ASes present in the Internet Routing Table: 88 Average AfriNIC Region AS path length visible: 5.0 Max AfriNIC Region AS path length visible: 33 Number of AfriNIC addresses announced to Internet: 18370048 Equivalent to 1 /8s, 24 /16s and 78 /24s Percentage of available AfriNIC address space announced: 36.5

AfriNIC AS Blocks 36864-37887, 327680-328703 & ERX transfers AfriNIC Address Blocks 41/8, 105/8, 197/8,

APNIC Region per AS prefix count summary ----------------------------------------

ASN No of nets /20 equiv MaxAgg Description 4766 1760 9484 516 Korea Telecom (KIX) 7545 1586 299 81 TPG Internet Pty Ltd 4755 1401 376 159 Videsh Sanchar Nigam Ltd. Aut 17974 1390 467 27 PT TELEKOMUNIKASI INDONESIA 24560 1094 317 180 Bharti Airtel Ltd. 9583 1044 76 487 Sify Limited 17488 965 162 103 Hathway IP Over Cable Interne 18101 922 116 140 Reliance Infocom Ltd Internet 4808 902 1935 254 CNCGROUP IP network: China169 9829 896 762 41 BSNL National Internet Backbo

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 3709 3855 265 bellsouth.net, inc. 4323 2631 1109 403 Time Warner Telecom 19262 1841 4927 285 Verizon Global Networks 1785 1787 697 133 AppliedTheory Corporation 20115 1571 1535 642 Charter Communications 6478 1483 292 54 AT&T Worldnet Services 7018 1364 6682 882 AT&T WorldNet Services 2386 1298 554 934 AT&T Data Communications Serv 22773 1274 2865 78 Cox Communications, Inc. 11492 1271 235 74 Cable One

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 286 976 710 153 KPNQwest Backbone AS 9116 522 328 32 Goldenlines main autonomous s 6830 515 1764 319 UPC Distribution Services 3292 506 2011 391 TDC Tele Danmark 9198 465 266 14 Kazakhtelecom Corporate Sales 34984 458 97 137 Tellcom Iletisim Hizmetleri 8866 439 133 23 Bulgarian Telecommunication C 12479 412 577 6 Uni2 Autonomous System 8551 404 355 38 Bezeq International 3320 403 7619 352 Deutsche Telekom AG

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 1357 252 165 TVCABLE BOGOTA 8151 1331 2634 359 Uninet S.A. de C.V. 28573 1245 961 82 Types of queries are: POCs, o 6503 1150 355 78 AVANTEL, S.A. 7303 886 461 117 Telecom Argentina Stet-France 14420 614 55 90 Types of queries are: POCs, o 22047 566 310 15 Types of queries are: POCs, o 3816 510 220 95 COLOMBIA TELECOMUNICACIONES S 7738 478 922 30 Telecomunicacoes da Bahia S.A 27947 459 53 52 Telconet S.A

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 3741 264 987 226 The Internet Solution 6713 203 199 12 Itissalat Al-MAGHRIB 33776 194 12 15 Starcomms Nigeria Limited 29571 193 17 11 Ci Telecom Autonomous system 16637 156 439 86 Johnnic e-Ventures 36874 139 24 6 Cybersmart 29975 131 475 17 Vodacom 37061 108 9 2 One Communications Ltd 15706 106 16 5 Sudatel Internet Exchange Aut 37054 85 5 21 Data Telecom Service

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 3709 3855 265 bellsouth.net, inc. 4323 2631 1109 403 Time Warner Telecom 19262 1841 4927 285 Verizon Global Networks 1785 1787 697 133 AppliedTheory Corporation 4766 1760 9484 516 Korea Telecom (KIX) 7545 1586 299 81 TPG Internet Pty Ltd 20115 1571 1535 642 Charter Communications 6478 1483 292 54 AT&T Worldnet Services 4755 1401 376 159 Videsh Sanchar Nigam Ltd. Aut 17974 1390 467 27 PT TELEKOMUNIKASI INDONESIA

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

Global Per AS Maximum Aggr summary ----------------------------------

ASN No of nets Net Savings Description 4323 2631 2228 Time Warner Telecom 1785 1787 1654 AppliedTheory Corporation 19262 1841 1556 Verizon Global Networks 7545 1586 1505 TPG Internet Pty Ltd 6478 1483 1429 AT&T Worldnet Services 17974 1390 1363 PT TELEKOMUNIKASI INDONESIA 4766 1760 1244 Korea Telecom (KIX) 4755 1401 1242 Videsh Sanchar Nigam Ltd. Aut 11492 1271 1197 Cable One 22773 1274 1196 Cox Communications, Inc.

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

List of Unregistered Origin ASNs (Global) -----------------------------------------

Bad AS Designation Network Transit AS Description 16927 UNALLOCATED 12.0.252.0/23 7018 AT&T WorldNet Servic 15132 UNALLOCATED 12.9.150.0/24 7018 AT&T WorldNet Servic 32567 UNALLOCATED 12.14.170.0/24 7018 AT&T WorldNet Servic 13746 UNALLOCATED 12.24.56.0/24 7018 AT&T WorldNet Servic 32567 UNALLOCATED 12.25.107.0/24 4323 Time Warner Telecom 26973 UNALLOCATED 12.39.152.0/24 1239 Sprint 26973 UNALLOCATED 12.39.154.0/23 1239 Sprint 26973 UNALLOCATED 12.39.155.0/24 1239 Sprint 26973 UNALLOCATED 12.39.159.0/24 1239 Sprint 25639 UNALLOCATED 12.41.169.0/24 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 5.0.0.0/16 12654 RIPE NCC RIS Project 5.1.0.0/21 12654 RIPE NCC RIS Project 5.1.24.0/24 12654 RIPE NCC RIS Project 24.129.192.0/19 7922 Continental Cablevision 37.0.0.0/16 12654 RIPE NCC RIS Project 37.1.0.0/21 12654 RIPE NCC RIS Project 37.1.24.0/24 12654 RIPE NCC RIS Project 41.78.192.0/22 30999 Emtel is GSM, 3G and ISP in M 41.222.79.0/24 36938 >>UNKNOWN<< 41.223.92.0/22 36936 >>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 /9:10 /10:26 /11:72 /12:215 /13:440 /14:771 /15:1384 /16:11575 /17:5826 /18:9551 /19:19240 /20:24886 /21:24916 /22:32729 /23:31600 /24:179745 /25:372 /26:348 /27:202 /28:377 /29:313 /30:754 /31:47 /32:663

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

ASN No of nets Total ann. Description 6389 2288 3709 bellsouth.net, inc. 6478 1437 1483 AT&T Worldnet Services 4323 1419 2631 Time Warner Telecom 10620 1248 1357 TVCABLE BOGOTA 11492 1227 1271 Cable One 18566 1106 1125 Covad Communications 7011 1065 1168 Citizens Utilities 1785 1059 1787 AppliedTheory Corporation 19262 954 1841 Verizon Global Networks 6503 934 1150 AVANTEL, S.A.

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

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

1:167 2:50 4:17 5:1 8:333 12:2033 13:1 14:382 15:15 16:3 17:8 20:9 23:1 24:1494 27:558 32:128 33:5 34:2 36:1 37:1 38:693 40:101 41:1633 42:1 44:3 46:519 47:5 49:142 50:76 52:12 55:5 56:2 57:41 58:867 59:485 60:391 61:1115 62:872 63:1924 64:3782 65:2336 66:4095 67:1791 68:1161 69:2980 70:759 71:397 72:2035 73:3 74:2365 75:305 76:338 77:864 78:697 79:453 80:1021 81:779 82:523 83:480 84:474 85:1076 86:514 87:757 88:364 89:1620 90:159 91:3450 92:495 93:1048 94:1201 95:792 96:422 97:249 98:762 99:33 101:24 107:3 108:81 109:843 110:470 111:694 112:313 113:352 114:495 115:634 116:892 117:673 118:652 119:1026 120:244 121:705 122:1607 123:1051 124:1290 125:1213 128:248 129:159 130:174 131:568 132:110 133:20 134:220 135:49 136:216 137:147 138:294 139:133 140:489 141:198 142:365 143:374 144:428 145:51 146:426 147:205 148:627 149:273 150:153 151:231 152:302 153:175 154:3 155:346 156:174 157:342 158:128 159:377 160:314 161:205 162:277 163:118 164:484 165:357 166:481 167:423 168:738 169:155 170:747 171:66 172:1 173:1281 174:521 175:313 176:1 177:4 178:774 180:775 182:405 183:246 184:239 186:964 187:797 188:912 189:1023 190:4442 192:5823 193:4815 194:3521 195:3067 196:1034 197:3 198:3568 199:3754 200:5585 201:1579 202:8415 203:8469 204:4104 205:2332 206:2598 207:2965 208:3886 209:3498 210:2636 211:1331 212:1920 213:1676 214:749 215:62 216:4855 217:1499 218:530 219:375 220:1205 221:450 222:343 223:92

End of report