Routing Table Report 04:00 +10GMT Wed 26 Sep, 2012 Report Website: http://thyme.rand.apnic.net Detailed Analysis: http://thyme.rand.apnic.net/current/ Analysis Summary ---------------- BGP routing table entries examined: 428231 Prefixes after maximum aggregation: 178691 Deaggregation factor: 2.40 Unique aggregates announced to Internet: 209149 Total ASes present in the Internet Routing Table: 42204 Prefixes per ASN: 10.15 Origin-only ASes present in the Internet Routing Table: 33672 Origin ASes announcing only one prefix: 15780 Transit ASes present in the Internet Routing Table: 5614 Transit-only ASes present in the Internet Routing Table: 138 Average AS path length visible in the Internet Routing Table: 4.6 Max AS path length visible: 32 Max AS path prepend of ASN ( 48687) 24 Prefixes from unregistered ASNs in the Routing Table: 765 Unregistered ASNs in the Routing Table: 275 Number of 32-bit ASNs allocated by the RIRs: 3321 Number of 32-bit ASNs visible in the Routing Table: 2918 Prefixes from 32-bit ASNs in the Routing Table: 7839 Special use prefixes present in the Routing Table: 10 Prefixes being announced from unallocated address space: 167 Number of addresses announced to Internet: 2599040300 Equivalent to 154 /8s, 234 /16s and 53 /24s Percentage of available address space announced: 70.2 Percentage of allocated address space announced: 70.2 Percentage of available address space allocated: 100.0 Percentage of address space in use by end-sites: 93.7 Total number of prefixes smaller than registry allocations: 151110 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 102841 Total APNIC prefixes after maximum aggregation: 32550 APNIC Deaggregation factor: 3.16 Prefixes being announced from the APNIC address blocks: 103502 Unique aggregates announced from the APNIC address blocks: 42769 APNIC Region origin ASes present in the Internet Routing Table: 4759 APNIC Prefixes per ASN: 21.75 APNIC Region origin ASes announcing only one prefix: 1239 APNIC Region transit ASes present in the Internet Routing Table: 768 Average APNIC Region AS path length visible: 4.7 Max APNIC Region AS path length visible: 26 Number of APNIC region 32-bit ASNs visible in the Routing Table: 318 Number of APNIC addresses announced to Internet: 708418464 Equivalent to 42 /8s, 57 /16s and 155 /24s Percentage of available APNIC address space announced: 82.8 APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431 (pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079, 55296-56319, 58368-59391, 131072-133119 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, 150/8, 153/8, 163/8, 171/8, 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: 154507 Total ARIN prefixes after maximum aggregation: 78195 ARIN Deaggregation factor: 1.98 Prefixes being announced from the ARIN address blocks: 155438 Unique aggregates announced from the ARIN address blocks: 69122 ARIN Region origin ASes present in the Internet Routing Table: 15254 ARIN Prefixes per ASN: 10.19 ARIN Region origin ASes announcing only one prefix: 5766 ARIN Region transit ASes present in the Internet Routing Table: 1586 Average ARIN Region AS path length visible: 4.1 Max ARIN Region AS path length visible: 24 Number of ARIN region 32-bit ASNs visible in the Routing Table: 17 Number of ARIN addresses announced to Internet: 1084887936 Equivalent to 64 /8s, 170 /16s and 19 /24s Percentage of available ARIN address space announced: 57.4 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, 128/8, 129/8, 130/8, 131/8, 132/8, 134/8, 135/8, 136/8, 137/8, 138/8, 139/8, 140/8, 142/8, 143/8, 144/8, 146/8, 147/8, 148/8, 149/8, 152/8, 155/8, 156/8, 157/8, 158/8, 159/8, 160/8, 161/8, 162/8, 164/8, 165/8, 166/8, 167/8, 168/8, 169/8, 170/8, 172/8, 173/8, 174/8, 184/8, 192/8, 198/8, 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: 109221 Total RIPE prefixes after maximum aggregation: 57170 RIPE Deaggregation factor: 1.91 Prefixes being announced from the RIPE address blocks: 111756 Unique aggregates announced from the RIPE address blocks: 71274 RIPE Region origin ASes present in the Internet Routing Table: 16886 RIPE Prefixes per ASN: 6.62 RIPE Region origin ASes announcing only one prefix: 8155 RIPE Region transit ASes present in the Internet Routing Table: 2724 Average RIPE Region AS path length visible: 5.1 Max RIPE Region AS path length visible: 32 Number of RIPE region 32-bit ASNs visible in the Routing Table: 1893 Number of RIPE addresses announced to Internet: 646929124 Equivalent to 38 /8s, 143 /16s and 90 /24s Percentage of available RIPE address space announced: 94.0 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 59392-61439, 196608-199679 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, 141/8, 145/8, 151/8, 176/8, 178/8, 185/8, 188/8, 193/8, 194/8, 195/8, 212/8, 213/8, 217/8, LACNIC Region Analysis Summary ------------------------------ Prefixes being announced by LACNIC Region ASes: 43822 Total LACNIC prefixes after maximum aggregation: 8495 LACNIC Deaggregation factor: 5.16 Prefixes being announced from the LACNIC address blocks: 47021 Unique aggregates announced from the LACNIC address blocks: 22330 LACNIC Region origin ASes present in the Internet Routing Table: 1650 LACNIC Prefixes per ASN: 28.50 LACNIC Region origin ASes announcing only one prefix: 444 LACNIC Region transit ASes present in the Internet Routing Table: 319 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: 684 Number of LACNIC addresses announced to Internet: 116652072 Equivalent to 6 /8s, 243 /16s and 248 /24s Percentage of available LACNIC address space announced: 69.5 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, 191/8, 200/8, 201/8, AfriNIC Region Analysis Summary ------------------------------- Prefixes being announced by AfriNIC Region ASes: 9877 Total AfriNIC prefixes after maximum aggregation: 2224 AfriNIC Deaggregation factor: 4.44 Prefixes being announced from the AfriNIC address blocks: 10347 Unique aggregates announced from the AfriNIC address blocks: 3516 AfriNIC Region origin ASes present in the Internet Routing Table: 566 AfriNIC Prefixes per ASN: 18.28 AfriNIC Region origin ASes announcing only one prefix: 176 AfriNIC Region transit ASes present in the Internet Routing Table: 128 Average AfriNIC Region AS path length visible: 4.6 Max AfriNIC Region AS path length visible: 25 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 6 Number of AfriNIC addresses announced to Internet: 41868032 Equivalent to 2 /8s, 126 /16s and 219 /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, 154/8, 196/8, 197/8, APNIC Region per AS prefix count summary ---------------------------------------- ASN No of nets /20 equiv MaxAgg Description 4766 2977 11429 902 Korea Telecom (KIX) 17974 2355 702 54 PT TELEKOMUNIKASI INDONESIA 7545 1762 301 87 TPG Internet Pty Ltd 4755 1620 387 162 TATA Communications formerly 9829 1335 1106 41 BSNL National Internet Backbo 9583 1185 88 516 Sify Limited 7552 1137 1062 11 Vietel Corporation 4808 1116 2044 316 CNCGROUP IP network: China169 24560 1041 386 160 Bharti Airtel Ltd., Telemedia 18101 1016 135 169 Reliance Infocom Ltd Internet Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-APNIC ARIN Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 6389 3305 3732 185 bellsouth.net, inc. 7029 3164 990 161 Windstream Communications Inc 18566 2084 382 180 Covad Communications 1785 1917 678 128 PaeTec Communications, Inc. 22773 1887 2931 128 Cox Communications, Inc. 20115 1662 1580 614 Charter Communications 4323 1575 1153 386 Time Warner Telecom 30036 1387 275 732 Mediacom Communications Corp 7018 1247 10319 831 AT&T WorldNet Services 7011 1204 329 698 Citizens Utilities Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-ARIN RIPE Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 8402 1734 544 16 Corbina telecom 2118 1399 97 14 EUnet/RELCOM Autonomous Syste 15557 1237 2247 55 LDCOM NETWORKS 12479 846 775 74 Uni2 Autonomous System 34984 771 205 180 BILISIM TELEKOM 6830 724 2313 448 UPC Distribution Services 31148 709 37 9 FreeNet ISP 20940 701 222 545 Akamai Technologies European 13188 691 91 157 Educational Network 58113 631 70 366 LIR DATACENTER TELECOM SRL Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-RIPE LACNIC Region per AS prefix count summary ----------------------------------------- ASN No of nets /20 equiv MaxAgg Description 10620 2164 370 219 TVCABLE BOGOTA 28573 2139 1251 56 NET Servicos de Comunicao S.A 8151 1586 3045 346 UniNet S.A. de C.V. 7303 1564 1034 200 Telecom Argentina Stet-France 6503 1536 435 68 AVANTEL, S.A. 27947 724 74 91 Telconet S.A 3816 642 309 53 Empresa Nacional de Telecomun 6458 631 81 15 GUATEL 11172 593 85 69 Servicios Alestra S.A de C.V 14420 587 86 101 CORPORACION NACIONAL DE TELEC Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-LACNIC AfriNIC Region per AS prefix count summary ------------------------------------------ ASN No of nets /20 equiv MaxAgg Description 24863 888 275 36 LINKdotNET AS number 8452 783 958 13 TEDATA 36998 772 48 3 MOBITEL 6713 517 650 19 Itissalat Al-MAGHRIB 24835 269 80 8 RAYA Telecom - Egypt 3741 264 904 224 The Internet Solution 33776 229 13 11 Starcomms Nigeria Limited 12258 194 28 66 Vodacom Internet Company 15706 192 32 6 Sudatel Internet Exchange Aut 29975 191 667 21 Vodacom Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-AFRINIC Global Per AS prefix count summary ---------------------------------- ASN No of nets /20 equiv MaxAgg Description 6389 3305 3732 185 bellsouth.net, inc. 7029 3164 990 161 Windstream Communications Inc 4766 2977 11429 902 Korea Telecom (KIX) 17974 2355 702 54 PT TELEKOMUNIKASI INDONESIA 10620 2164 370 219 TVCABLE BOGOTA 28573 2139 1251 56 NET Servicos de Comunicao S.A 18566 2084 382 180 Covad Communications 1785 1917 678 128 PaeTec Communications, Inc. 22773 1887 2931 128 Cox Communications, Inc. 7545 1762 301 87 TPG Internet Pty Ltd Complete listing at http://thyme.rand.apnic.net/current/data-ASnet Global Per AS Maximum Aggr summary ---------------------------------- ASN No of nets Net Savings Description 7029 3164 3003 Windstream Communications Inc 17974 2355 2301 PT TELEKOMUNIKASI INDONESIA 28573 2139 2083 NET Servicos de Comunicao S.A 4766 2977 2075 Korea Telecom (KIX) 10620 2164 1945 TVCABLE BOGOTA 18566 2084 1904 Covad Communications 1785 1917 1789 PaeTec Communications, Inc. 22773 1887 1759 Cox Communications, Inc. 8402 1734 1718 Corbina telecom 7545 1762 1675 TPG Internet Pty Ltd Complete listing at http://thyme.rand.apnic.net/current/data-CIDRnet List of Unregistered Origin ASNs (Global) ----------------------------------------- Bad AS Designation Network Transit AS Description 59505 UNALLOCATED 5.2.65.0/24 50673 Serverius AS 59505 UNALLOCATED 5.2.66.0/24 50673 Serverius AS 59414 UNALLOCATED 5.102.144.0/21 15576 Nextra backbone in D 59395 UNALLOCATED 5.133.16.0/21 12658 Dexterity Networks L 59407 UNALLOCATED 5.134.16.0/21 51167 Giga-Hosting GmbH 59521 UNALLOCATED 5.134.192.0/21 29518 Labs2 59441 UNALLOCATED 5.144.128.0/21 50810 Mobin Net Communicat 59581 UNALLOCATED 5.149.8.0/21 25577 C4L main AS 59457 UNALLOCATED 5.149.64.0/24 35567 DASTO semtel d.o.o. 59457 UNALLOCATED 5.149.64.0/19 35567 DASTO semtel d.o.o. Complete listing at http://thyme.rand.apnic.net/current/data-badAS Prefixes from private and non-routed address space (Global) ----------------------------------------------------------- Prefix Origin AS Description 128.0.24.0/21 41794 Altline LLC 128.0.64.0/22 49466 Declic Telecom SAS 128.0.68.0/22 49466 Declic Telecom SAS 128.0.80.0/20 52041 Timer LTD 128.0.144.0/21 59675 >>UNKNOWN<< 128.0.160.0/21 23456 32-bit ASN transition 128.0.168.0/21 15772 W-NET Kiev 128.0.170.0/24 24685 ISP Elencom autonomous system 128.0.176.0/20 30764 PODA s.r.o. 128.0.192.0/21 51483 SaSG GmbH & Co. KG Complete listing at http://thyme.rand.apnic.net/current/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 27.112.114.0/24 23884 Proimage Engineering and Comm 41.220.80.0/24 38925 DAC AS Germany Complete listing at http://thyme.rand.apnic.net/current/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 /8:18 /9:14 /10:29 /11:86 /12:240 /13:477 /14:846 /15:1546 /16:12407 /17:6472 /18:10869 /19:21102 /20:30318 /21:32266 /22:42648 /23:40068 /24:224553 /25:1394 /26:1674 /27:924 /28:175 /29:63 /30:18 /31:0 /32:24 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 7029 2647 3164 Windstream Communications Inc 18566 2034 2084 Covad Communications 6389 1840 3305 bellsouth.net, inc. 8402 1443 1734 Corbina telecom 30036 1321 1387 Mediacom Communications Corp 22773 1229 1887 Cox Communications, Inc. 15557 1175 1237 LDCOM NETWORKS 11492 1161 1198 Cable One 6503 1054 1536 AVANTEL, S.A. 1785 1016 1917 PaeTec Communications, Inc. Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:626 2:681 3:1 4:13 5:516 6:3 8:461 12:1985 13:1 14:668 15:11 16:3 17:6 20:27 23:204 24:1791 27:1337 31:1014 32:54 33:2 34:2 36:7 37:800 38:830 39:2 40:133 41:3087 42:159 44:3 46:1598 47:2 49:481 50:599 52:13 54:21 55:9 56:1 57:30 58:992 59:542 60:238 61:1290 62:990 63:1987 64:4265 65:2241 66:4506 67:2048 68:1167 69:3233 70:986 71:511 72:1874 74:2598 75:485 76:314 77:967 78:950 79:495 80:1271 81:971 82:634 83:530 84:626 85:1158 86:820 87:926 88:363 89:1804 90:303 91:5228 92:598 93:1551 94:1626 95:1218 96:418 97:322 98:977 99:39 100:23 101:262 103:1562 105:512 106:118 107:198 108:461 109:1946 110:806 111:969 112:451 113:713 114:626 115:881 116:890 117:734 118:952 119:1224 120:308 121:690 122:1621 123:1169 124:1328 125:1271 128:566 129:185 130:281 131:634 132:310 133:22 134:251 135:61 136:219 137:239 138:337 139:171 140:498 141:282 142:485 143:392 144:490 145:81 146:517 147:263 148:750 149:325 150:155 151:193 152:449 153:178 154:20 155:421 156:224 157:373 158:259 159:657 160:343 161:412 162:363 163:191 164:693 165:421 166:529 167:553 168:963 169:126 170:907 171:165 172:5 173:1686 174:625 175:443 176:788 177:1222 178:1610 180:1364 181:136 182:1053 183:295 184:600 185:6 186:2184 187:1269 188:1698 189:1579 190:6000 192:6038 193:5723 194:4558 195:3493 196:1224 197:220 198:3817 199:5027 200:6002 201:1975 202:8722 203:8723 204:4423 205:2543 206:2761 207:2853 208:4066 209:3663 210:2852 211:1534 212:1994 213:1824 214:872 215:87 216:5121 217:1548 218:572 219:315 220:1251 221:535 222:336 223:406 End of report