Orbit

Routing Table Report 00:00 GMT Fri 30 Mar, 2012

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: 407276 Prefixes after maximum aggregation: 172965 Deaggregation factor: 2.35 Unique aggregates announced to Internet: 195896 Total ASes present in the Internet Routing Table: 40572 Prefixes per ASN: 10.04 Origin-only ASes present in the Internet Routing Table: 32935 Origin ASes announcing only one prefix: 15509 Transit ASes present in the Internet Routing Table: 5470 Transit-only ASes present in the Internet Routing Table: 144 Average AS path length visible in the Internet Routing Table: 4.5 Max AS path length visible: 28 Max AS path prepend of ASN (19202) 25 Prefixes from unregistered ASNs in the Routing Table: 5954 Unregistered ASNs in the Routing Table: 283 Number of 32-bit ASNs allocated by the RIRs: 2341 Number of 32-bit ASNs visible in the Routing Table: 2167 Prefixes from 32-bit ASNs in the Routing Table: 5311 Special use prefixes present in the Routing Table: 88 Prefixes being announced from unallocated address space: 1237 Number of addresses announced to Internet: 2531863381 Equivalent to 150 /8s, 233 /16s and 43 /24s Percentage of available address space announced: 68.3 Percentage of allocated address space announced: 68.3 Percentage of available address space allocated: 100.0 Percentage of address space in use by end-sites: 92.1 Total number of prefixes smaller than registry allocations: 171569

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

Prefixes being announced by APNIC Region ASes: 96920 Total APNIC prefixes after maximum aggregation: 31016 APNIC Deaggregation factor: 3.12 Prefixes being announced from the APNIC address blocks: 93417 Unique aggregates announced from the APNIC address blocks: 39211 APNIC Region origin ASes present in the Internet Routing Table: 4661 APNIC Prefixes per ASN: 20.04 APNIC Region origin ASes announcing only one prefix: 1252 APNIC Region transit ASes present in the Internet Routing Table: 741 Average APNIC Region AS path length visible: 4.8 Max APNIC Region AS path length visible: 23 Number of APNIC region 32-bit ASNs visible in the Routing Table: 172 Number of APNIC addresses announced to Internet: 642381312 Equivalent to 38 /8s, 73 /16s and 246 /24s Percentage of available APNIC address space announced: 81.5

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: 152030 Total ARIN prefixes after maximum aggregation: 78029 ARIN Deaggregation factor: 1.95 Prefixes being announced from the ARIN address blocks: 123201 Unique aggregates announced from the ARIN address blocks: 49980 ARIN Region origin ASes present in the Internet Routing Table: 14968 ARIN Prefixes per ASN: 8.23 ARIN Region origin ASes announcing only one prefix: 5701 ARIN Region transit ASes present in the Internet Routing Table: 1574 Average ARIN Region AS path length visible: 4.0 Max ARIN Region AS path length visible: 28 Number of ARIN region 32-bit ASNs visible in the Routing Table: 16 Number of ARIN addresses announced to Internet: 805314560 Equivalent to 48 /8s, 0 /16s and 32 /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: 102838 Total RIPE prefixes after maximum aggregation: 53393 RIPE Deaggregation factor: 1.93 Prefixes being announced from the RIPE address blocks: 93303 Unique aggregates announced from the RIPE address blocks: 57226 RIPE Region origin ASes present in the Internet Routing Table: 16362 RIPE Prefixes per ASN: 5.70 RIPE Region origin ASes announcing only one prefix: 7958 RIPE Region transit ASes present in the Internet Routing Table: 2651 Average RIPE Region AS path length visible: 4.8 Max RIPE Region AS path length visible: 28 Number of RIPE region 32-bit ASNs visible in the Routing Table: 1468 Number of RIPE addresses announced to Internet: 502445964 Equivalent to 29 /8s, 242 /16s and 183 /24s Percentage of available RIPE address space announced: 80.9

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, 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: 40760 Total LACNIC prefixes after maximum aggregation: 8155 LACNIC Deaggregation factor: 5.00 Prefixes being announced from the LACNIC address blocks: 40281 Unique aggregates announced from the LACNIC address blocks: 19715 LACNIC Region origin ASes present in the Internet Routing Table: 1569 LACNIC Prefixes per ASN: 25.67 LACNIC Region origin ASes announcing only one prefix: 435 LACNIC Region transit ASes present in the Internet Routing Table: 299 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: 506 Number of LACNIC addresses announced to Internet: 98750984 Equivalent to 5 /8s, 226 /16s and 210 /24s Percentage of available LACNIC address space announced: 65.4

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: 8935 Total AfriNIC prefixes after maximum aggregation: 2136 AfriNIC Deaggregation factor: 4.18 Prefixes being announced from the AfriNIC address blocks: 6978 Unique aggregates announced from the AfriNIC address blocks: 2161 AfriNIC Region origin ASes present in the Internet Routing Table: 527 AfriNIC Prefixes per ASN: 13.24 AfriNIC Region origin ASes announcing only one prefix: 163 AfriNIC Region transit ASes present in the Internet Routing Table: 117 Average AfriNIC Region AS path length visible: 4.5 Max AfriNIC Region AS path length visible: 25 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 5 Number of AfriNIC addresses announced to Internet: 31518208 Equivalent to 1 /8s, 224 /16s and 238 /24s Percentage of available AfriNIC address space announced: 47.0

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 1925 11101 676 Korea Telecom (KIX) 17974 1787 503 61 PT TELEKOMUNIKASI INDONESIA 7545 1653 301 89 TPG Internet Pty Ltd 4755 1575 386 158 Videsh Sanchar Nigam Ltd. Aut 9583 1240 95 542 Sify Limited 9829 1209 1025 29 BSNL National Internet Backbo 7552 1177 1062 11 Vietel Corporation 24560 1021 385 167 Bharti Airtel Ltd. 18101 949 131 159 Reliance Infocom Ltd Internet 4808 929 1875 272 CNCGROUP IP network: China169

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 3379 3807 196 bellsouth.net, inc. 7029 3376 990 155 Windstream Communications Inc 18566 2092 383 179 Covad Communications 1785 1885 680 128 AppliedTheory Corporation 20115 1634 1559 624 Charter Communications 4323 1589 1074 376 Time Warner Telecom 22773 1552 2910 111 Cox Communications, Inc. 30036 1415 256 745 Mediacom Communications Corp 7018 1279 13742 830 AT&T WorldNet Services 11492 1184 216 364 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 8402 1807 544 16 Corbina telecom 2118 1427 97 13 EUnet/RELCOM Autonomous Syste 286 1063 853 199 KPNQwest Backbone AS 31148 675 37 9 FreeNet ISP 34984 673 188 175 Tellcom Iletisim Hizmetleri 12479 655 658 57 Uni2 Autonomous System 6830 642 1943 413 UPC Distribution Services 20940 633 205 495 Akamai Technologies European 8551 597 360 81 Bezeq International 9116 541 326 32 Goldenlines main autonomous s

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 1811 329 133 TVCABLE BOGOTA 28573 1744 1105 60 Types of queries are: POCs, o 8151 1527 3000 327 Uninet S.A. de C.V. 6503 1357 418 66 AVANTEL, S.A. 7303 1351 826 190 Telecom Argentina Stet-France 26615 901 696 31 Types of queries are: POCs, o 27947 689 74 100 Telconet S.A 11172 636 91 73 Alestra 22047 584 326 15 Types of queries are: POCs, o 3816 567 241 105 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 8452 1292 958 13 TEDATA 24863 846 274 33 LINKdotNET AS number 6713 490 649 18 Itissalat Al-MAGHRIB 3741 272 924 229 The Internet Solution 33776 208 12 21 Starcomms Nigeria Limited 12258 197 28 62 YEBO-AS 24835 178 80 8 RAYA Telecom - Egypt 15706 168 32 6 Sudatel Internet Exchange Aut 16637 161 664 84 Johnnic e-Ventures 29571 159 15 16 Ci Telecom Autonomous system

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 3379 3807 196 bellsouth.net, inc. 7029 3376 990 155 Windstream Communications Inc 18566 2092 383 179 Covad Communications 4766 1925 11101 676 Korea Telecom (KIX) 1785 1885 680 128 AppliedTheory Corporation 10620 1811 329 133 TVCABLE BOGOTA 8402 1807 544 16 Corbina telecom 17974 1787 503 61 PT TELEKOMUNIKASI INDONESIA 28573 1744 1105 60 Types of queries are: POCs, o 7545 1653 301 89 TPG Internet Pty Ltd

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 3376 3221 Windstream Communications Inc 18566 2092 1913 Covad Communications 8402 1807 1791 Corbina telecom 1785 1885 1757 AppliedTheory Corporation 17974 1787 1726 PT TELEKOMUNIKASI INDONESIA 28573 1744 1684 Types of queries are: POCs, o 10620 1811 1678 TVCABLE BOGOTA 7545 1653 1564 TPG Internet Pty Ltd 22773 1552 1441 Cox Communications, Inc. 4755 1575 1417 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 23456 UNALLOCATED 8.14.101.0/24 6461 AboveNet Communicati 54439 UNALLOCATED 8.25.174.0/24 17378 DBS International 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 12.45.103.0/24 209 Qwest 17300 UNALLOCATED 12.45.110.0/24 701 UUNET Technologies,

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 10.29.245.1/32 286 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 14.192.0.0/22 45464 Room 201, TGU Bldg 14.192.4.0/22 45464 Room 201, TGU Bldg 14.192.8.0/22 45464 Room 201, TGU Bldg 14.192.12.0/22 45464 Room 201, TGU Bldg 14.192.16.0/22 45464 Room 201, TGU Bldg 14.192.20.0/22 45464 Room 201, TGU Bldg 14.192.24.0/22 45464 Room 201, TGU Bldg 14.192.28.0/22 45464 Room 201, TGU Bldg 23.27.0.0/20 54500 EGIHosting 23.27.16.0/20 54500 EGIHosting

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 /8:19 /9:12 /10:28 /11:81 /12:235 /13:458 /14:837 /15:1512 /16:12339 /17:6543 /18:10872 /19:21124 /20:29918 /21:30119 /22:40657 /23:38011 /24:212894 /25:70 /26:76 /27:110 /28:280 /29:101 /30:499 /31:20 /32:461

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

ASN No of nets Total ann. Description 7029 3036 3376 Windstream Communications Inc 6389 2096 3379 bellsouth.net, inc. 18566 2041 2092 Covad Communications 8402 1784 1807 Corbina telecom 10620 1704 1811 TVCABLE BOGOTA 30036 1359 1415 Mediacom Communications Corp 11492 1147 1184 Cable One 6503 1127 1357 AVANTEL, S.A. 8452 1100 1292 TEDATA 1785 1064 1885 AppliedTheory Corporation

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

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

1:536 2:758 4:18 6:3 8:395 10:1 12:1982 13:1 14:607 15:12 16:3 17:7 20:8 23:159 24:1764 27:1259 31:964 32:120 33:2 34:2 36:8 37:306 38:794 39:4 40:120 41:3097 42:133 44:3 46:1467 47:3 49:347 50:539 52:12 54:6 55:11 56:3 57:40 58:966 59:496 60:278 61:1215 62:983 63:2007 64:4218 65:2276 66:4529 67:2054 68:1331 69:3298 70:948 71:466 72:1852 73:1 74:2651 75:506 76:331 77:963 78:1006 79:511 80:1219 81:903 82:676 83:548 84:519 85:1208 86:416 87:919 88:346 89:1632 90:297 91:4668 92:521 93:1412 94:1471 95:1157 96:378 97:315 98:831 99:37 100:6 101:170 103:931 106:66 107:175 108:218 109:1278 110:766 111:902 112:447 113:593 114:649 115:794 116:919 117:724 118:922 119:1210 120:344 121:720 122:1665 123:1110 124:1369 125:1264 128:555 129:194 130:258 131:597 132:173 133:21 134:244 135:63 136:213 137:176 138:351 139:157 140:492 141:244 142:387 143:407 144:505 145:66 146:486 147:257 148:791 149:298 150:157 151:176 152:460 153:171 154:7 155:448 156:215 157:381 158:171 159:531 160:343 161:249 162:343 163:189 164:555 165:406 166:562 167:463 168:817 169:148 170:844 171:125 172:4 173:1739 174:602 175:449 176:455 177:623 178:1313 180:1241 181:74 182:770 183:277 184:448 185:1 186:2151 187:998 188:1158 189:1690 190:5532 192:6028 193:5631 194:4653 195:3644 196:1297 197:118 198:3634 199:4489 200:5824 201:1902 202:8471 203:8618 204:4350 205:2471 206:2761 207:2800 208:4076 209:3642 210:2784 211:1480 212:2038 213:1918 214:876 215:109 216:5097 217:1532 218:546 219:339 220:1236 221:556 222:330 223:328

End of report