Orbit

Routing Table Report 00:00 GMT Sat 25 Dec, 2010

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: 345099 Prefixes after maximum aggregation: 155111 Deaggregation factor: 2.22 Unique aggregates announced to Internet: 167241 Total ASes present in the Internet Routing Table: 35573 Prefixes per ASN: 9.70 Origin-only ASes present in the Internet Routing Table: 30630 Origin ASes announcing only one prefix: 14910 Transit ASes present in the Internet Routing Table: 4943 Transit-only ASes present in the Internet Routing Table: 112 Average AS path length visible in the Internet Routing Table: 4.3 Max AS path length visible: 23 Max AS path prepend of ASN (32374) 19 Prefixes from unregistered ASNs in the Routing Table: 406 Unregistered ASNs in the Routing Table: 158 Number of 32-bit ASNs allocated by the RIRs: 974 Prefixes from 32-bit ASNs in the Routing Table: 6 Special use prefixes present in the Routing Table: 72 Prefixes being announced from unallocated address space: 217 Number of addresses announced to Internet: 2392980938 Equivalent to 142 /8s, 161 /16s and 253 /24s Percentage of available address space announced: 64.6 Percentage of allocated address space announced: 66.7 Percentage of available address space allocated: 96.8 Percentage of address space in use by end-sites: 86.9 Total number of prefixes smaller than registry allocations: 142190

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

Prefixes being announced by APNIC Region ASes: 82325 Total APNIC prefixes after maximum aggregation: 27759 APNIC Deaggregation factor: 2.97 Prefixes being announced from the APNIC address blocks: 79339 Unique aggregates announced from the APNIC address blocks: 35174 APNIC Region origin ASes present in the Internet Routing Table: 4268 APNIC Prefixes per ASN: 18.59 APNIC Region origin ASes announcing only one prefix: 1228 APNIC Region transit ASes present in the Internet Routing Table: 685 Average APNIC Region AS path length visible: 4.9 Max APNIC Region AS path length visible: 22 Number of APNIC addresses announced to Internet: 575967170 Equivalent to 34 /8s, 84 /16s and 143 /24s Percentage of available APNIC address space announced: 78.0

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: 140039 Total ARIN prefixes after maximum aggregation: 72245 ARIN Deaggregation factor: 1.94 Prefixes being announced from the ARIN address blocks: 111135 Unique aggregates announced from the ARIN address blocks: 43990 ARIN Region origin ASes present in the Internet Routing Table: 14105 ARIN Prefixes per ASN: 7.88 ARIN Region origin ASes announcing only one prefix: 5391 ARIN Region transit ASes present in the Internet Routing Table: 1444 Average ARIN Region AS path length visible: 4.2 Max ARIN Region AS path length visible: 23 Number of ARIN addresses announced to Internet: 761070217 Equivalent to 45 /8s, 93 /16s and 2 /24s Percentage of available ARIN address space announced: 63.9

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: 83876 Total RIPE prefixes after maximum aggregation: 45898 RIPE Deaggregation factor: 1.83 Prefixes being announced from the RIPE address blocks: 76382 Unique aggregates announced from the RIPE address blocks: 47377 RIPE Region origin ASes present in the Internet Routing Table: 15183 RIPE Prefixes per ASN: 5.03 RIPE Region origin ASes announcing only one prefix: 7712 RIPE Region transit ASes present in the Internet Routing Table: 2406 Average RIPE Region AS path length visible: 4.0 Max RIPE Region AS path length visible: 22 Number of RIPE addresses announced to Internet: 452516565 Equivalent to 26 /8s, 248 /16s and 218 /24s Percentage of available RIPE address space announced: 74.9

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, 196608-197631 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: 31141 Total LACNIC prefixes after maximum aggregation: 7139 LACNIC Deaggregation factor: 4.36 Prefixes being announced from the LACNIC address blocks: 29902 Unique aggregates announced from the LACNIC address blocks: 15516 LACNIC Region origin ASes present in the Internet Routing Table: 1408 LACNIC Prefixes per ASN: 21.24 LACNIC Region origin ASes announcing only one prefix: 435 LACNIC Region transit ASes present in the Internet Routing Table: 245 Average LACNIC Region AS path length visible: 4.6 Max LACNIC Region AS path length visible: 19 Number of LACNIC addresses announced to Internet: 78633996 Equivalent to 4 /8s, 175 /16s and 220 /24s Percentage of available LACNIC address space announced: 58.6

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: 7452 Total AfriNIC prefixes after maximum aggregation: 1947 AfriNIC Deaggregation factor: 3.83 Prefixes being announced from the AfriNIC address blocks: 5732 Unique aggregates announced from the AfriNIC address blocks: 1790 AfriNIC Region origin ASes present in the Internet Routing Table: 434 AfriNIC Prefixes per ASN: 13.21 AfriNIC Region origin ASes announcing only one prefix: 144 AfriNIC Region transit ASes present in the Internet Routing Table: 95 Average AfriNIC Region AS path length visible: 4.3 Max AfriNIC Region AS path length visible: 18 Number of AfriNIC addresses announced to Internet: 21679872 Equivalent to 1 /8s, 74 /16s and 207 /24s Percentage of available AfriNIC address space announced: 43.1

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 1742 9486 522 Korea Telecom (KIX) 7545 1536 298 74 TPG Internet Pty Ltd 4755 1409 391 137 Videsh Sanchar Nigam Ltd. Aut 17974 1359 459 28 PT TELEKOMUNIKASI INDONESIA 24560 1045 313 177 Bharti Airtel Ltd. 9583 1036 75 494 Sify Limited 17488 970 157 111 Hathway IP Over Cable Interne 18101 910 116 139 Reliance Infocom Ltd Internet 4808 909 1641 257 CNCGROUP IP network: China169 9829 824 696 31 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 3727 3855 268 bellsouth.net, inc. 4323 2643 1093 402 Time Warner Telecom 19262 1840 4921 287 Verizon Global Networks 1785 1789 697 133 AppliedTheory Corporation 20115 1558 1534 638 Charter Communications 6478 1440 291 66 AT&T Worldnet Services 7018 1367 5693 882 AT&T WorldNet Services 2386 1310 569 931 AT&T Data Communications Serv 11492 1289 234 69 Cable One 22773 1259 2864 75 Cox Communications, Inc.

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 286 944 711 151 KPNQwest Backbone AS 8560 748 86 9 Schlund + Partner AG 9116 521 328 33 Goldenlines main autonomous s 3292 506 2010 385 TDC Tele Danmark 6830 501 1763 307 UPC Distribution Services 34984 450 96 137 Tellcom Iletisim Hizmetleri 8866 440 133 23 Bulgarian Telecommunication C 9121 439 1690 29 TTnet Autonomous System 9198 421 202 13 Kazakhtelecom Corporate Sales 8551 404 355 38 Bezeq International

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 8151 1355 2591 369 Uninet S.A. de C.V. 10620 1344 250 164 TVCABLE BOGOTA 28573 1228 933 78 Types of queries are: POCs, o 6503 1195 355 81 AVANTEL, S.A. 7303 838 442 110 Telecom Argentina Stet-France 14420 588 49 88 Types of queries are: POCs, o 22047 560 310 15 Types of queries are: POCs, o 3816 494 216 97 COLOMBIA TELECOMUNICACIONES S 7738 478 922 30 Telecomunicacoes da Bahia S.A 14117 452 32 30 Telefonica del Sur 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 8452 779 445 10 TEDATA 24863 750 147 40 LINKdotNET AS number 36992 664 283 156 Etisalat MISR 3741 262 986 224 The Internet Solution 24835 218 78 10 RAYA Telecom - Egypt 6713 203 199 12 Itissalat Al-MAGHRIB 29571 199 19 11 Ci Telecom Autonomous system 2018 196 277 64 TENET-1 33776 184 12 14 Starcomms Nigeria Limited 16637 164 440 89 Johnnic e-Ventures

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 3727 3855 268 bellsouth.net, inc. 4323 2643 1093 402 Time Warner Telecom 19262 1840 4921 287 Verizon Global Networks 1785 1789 697 133 AppliedTheory Corporation 4766 1742 9486 522 Korea Telecom (KIX) 20115 1558 1534 638 Charter Communications 7545 1536 298 74 TPG Internet Pty Ltd 6478 1440 291 66 AT&T Worldnet Services 4755 1409 391 137 Videsh Sanchar Nigam Ltd. Aut 7018 1367 5693 882 AT&T WorldNet Services

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 2643 2241 Time Warner Telecom 1785 1789 1656 AppliedTheory Corporation 19262 1840 1553 Verizon Global Networks 7545 1536 1462 TPG Internet Pty Ltd 6478 1440 1374 AT&T Worldnet Services 17974 1359 1331 PT TELEKOMUNIKASI INDONESIA 4755 1409 1272 Videsh Sanchar Nigam Ltd. Aut 4766 1742 1220 Korea Telecom (KIX) 11492 1289 1220 Cable One 22773 1259 1184 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 7018 AT&T WorldNet Servic 26973 UNALLOCATED 12.39.154.0/23 7018 AT&T WorldNet Servic 26973 UNALLOCATED 12.39.155.0/24 7018 AT&T WorldNet Servic 26973 UNALLOCATED 12.39.159.0/24 7018 AT&T WorldNet Servic 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 10.29.245.25/32 286 KPNQwest Backbone AS 10.29.245.26/32 286 KPNQwest Backbone AS 10.29.245.27/32 286 KPNQwest Backbone AS 10.29.245.28/32 286 KPNQwest Backbone AS 10.29.245.29/32 286 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 37.0.0.0/8 237 Merit Network 37.1.0.0/21 12654 RIPE NCC RIS Project 37.1.24.0/24 12654 RIPE NCC RIS Project 36.126.8.255/8 77 Johns Hopkins University Appl 41.222.79.0/24 36938 Amsco Telecommunications Nige

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 /8:24 /9:10 /10:25 /11:71 /12:214 /13:431 /14:759 /15:1373 /16:11530 /17:5764 /18:9515 /19:19207 /20:24701 /21:24702 /22:32474 /23:31687 /24:179712 /25:357 /26:347 /27:195 /28:385 /29:299 /30:665 /31:39 /32:613

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

ASN No of nets Total ann. Description 6389 2302 3727 bellsouth.net, inc. 4323 1428 2643 Time Warner Telecom 6478 1396 1440 AT&T Worldnet Services 11492 1244 1289 Cable One 10620 1236 1344 TVCABLE BOGOTA 7011 1071 1174 Citizens Utilities 1785 1062 1789 AppliedTheory Corporation 18566 1047 1066 Covad Communications 6503 978 1195 AVANTEL, S.A. 19262 956 1840 Verizon Global Networks

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

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

1:150 2:27 4:17 5:1 8:325 12:2041 13:5 14:94 15:15 16:3 17:8 20:9 24:1486 27:494 32:144 33:5 34:2 36:1 37:1 38:685 40:101 41:2331 42:1 44:3 46:439 47:5 49:106 50:33 52:12 55:4 56:2 57:41 58:861 59:517 60:392 61:1124 62:1069 63:1947 64:3733 65:2324 66:4100 67:1789 68:1147 69:2950 70:755 71:391 72:1997 73:3 74:2479 75:300 76:327 77:858 78:749 79:452 80:1065 81:802 82:616 83:452 84:653 85:1077 86:518 87:893 88:413 89:1613 90:142 91:3382 92:480 93:1031 94:1142 95:724 96:411 97:247 98:724 99:33 101:15 107:2 108:79 109:847 110:445 111:670 112:307 113:335 114:474 115:686 116:897 117:653 118:619 119:1014 120:198 121:755 122:1574 123:1029 124:1245 125:1210 128:232 129:155 130:172 131:563 132:111 133:20 134:209 135:50 136:212 137:149 138:291 139:126 140:480 141:197 142:353 143:357 144:477 145:53 146:424 147:193 148:614 149:327 150:149 151:230 152:297 153:172 154:3 155:371 156:165 157:341 158:126 159:368 160:316 161:199 162:276 163:164 164:456 165:353 166:471 167:417 168:728 169:154 170:727 171:67 172:2 173:1177 174:482 175:282 176:1 177:2 178:695 180:741 182:421 183:245 184:213 186:854 187:769 188:900 189:1036 190:4289 192:5810 193:4822 194:3531 195:3047 196:1205 197:1 198:3556 199:3702 200:5585 201:1580 202:8417 203:8372 204:4062 205:2342 206:2582 207:2967 208:3874 209:3486 210:2577 211:1340 212:1988 213:1789 214:723 215:62 216:4808 217:1763 218:531 219:387 220:1186 221:447 222:330 223:89

End of report