Routing Table Report 08:00 +10GMT Tue 16 Oct, 2012 Report Website: http://thyme.rand.apnic.net Detailed Analysis: http://thyme.rand.apnic.net/london/ Analysis Summary ---------------- BGP routing table entries examined: 421380 Prefixes after maximum aggregation: 176853 Deaggregation factor: 2.38 Unique aggregates announced to Internet: 210358 Total ASes present in the Internet Routing Table: 39168 Prefixes per ASN: 10.76 Origin-only ASes present in the Internet Routing Table: 33704 Origin ASes announcing only one prefix: 15798 Transit ASes present in the Internet Routing Table: 5464 Transit-only ASes present in the Internet Routing Table: 128 Average AS path length visible in the Internet Routing Table: 3.6 Max AS path length visible: 28 Max AS path prepend of ASN ( 36992) 22 Prefixes from unregistered ASNs in the Routing Table: 1494 Unregistered ASNs in the Routing Table: 338 Number of 32-bit ASNs allocated by the RIRs: 3381 Number of 32-bit ASNs visible in the Routing Table: 0 Prefixes from 32-bit ASNs in the Routing Table: 8038 Special use prefixes present in the Routing Table: 19 Prefixes being announced from unallocated address space: 171 Number of addresses announced to Internet: 2623168000 Equivalent to 156 /8s, 90 /16s and 94 /24s Percentage of available address space announced: 70.9 Percentage of allocated address space announced: 70.9 Percentage of available address space allocated: 100.0 Percentage of address space in use by end-sites: 93.8 Total number of prefixes smaller than registry allocations: 146225 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 97881 Total APNIC prefixes after maximum aggregation: 31113 APNIC Deaggregation factor: 3.15 Prefixes being announced from the APNIC address blocks: 99209 Unique aggregates announced from the APNIC address blocks: 42914 APNIC Region origin ASes present in the Internet Routing Table: 4725 APNIC Prefixes per ASN: 21.00 APNIC Region origin ASes announcing only one prefix: 1276 APNIC Region transit ASes present in the Internet Routing Table: 744 Average APNIC Region AS path length visible: 4.1 Max APNIC Region AS path length visible: 18 Number of APNIC region 32-bit ASNs visible in the Routing Table: 0 Number of APNIC addresses announced to Internet: 708940288 Equivalent to 42 /8s, 65 /16s and 146 /24s Percentage of available APNIC address space announced: 82.9 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: 152925 Total ARIN prefixes after maximum aggregation: 77683 ARIN Deaggregation factor: 1.97 Prefixes being announced from the ARIN address blocks: 153738 Unique aggregates announced from the ARIN address blocks: 69317 ARIN Region origin ASes present in the Internet Routing Table: 15207 ARIN Prefixes per ASN: 10.11 ARIN Region origin ASes announcing only one prefix: 5773 ARIN Region transit ASes present in the Internet Routing Table: 1537 Average ARIN Region AS path length visible: 3.3 Max ARIN Region AS path length visible: 19 Number of ARIN region 32-bit ASNs visible in the Routing Table: 0 Number of ARIN addresses announced to Internet: 1086616576 Equivalent to 64 /8s, 196 /16s and 116 /24s Percentage of available ARIN address space announced: 57.5 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: 109223 Total RIPE prefixes after maximum aggregation: 57346 RIPE Deaggregation factor: 1.90 Prefixes being announced from the RIPE address blocks: 111883 Unique aggregates announced from the RIPE address blocks: 71901 RIPE Region origin ASes present in the Internet Routing Table: 16869 RIPE Prefixes per ASN: 6.63 RIPE Region origin ASes announcing only one prefix: 8129 RIPE Region transit ASes present in the Internet Routing Table: 2686 Average RIPE Region AS path length visible: 3.5 Max RIPE Region AS path length visible: 28 Number of RIPE region 32-bit ASNs visible in the Routing Table: 0 Number of RIPE addresses announced to Internet: 646875648 Equivalent to 38 /8s, 142 /16s and 138 /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: 43014 Total LACNIC prefixes after maximum aggregation: 8417 LACNIC Deaggregation factor: 5.11 Prefixes being announced from the LACNIC address blocks: 46336 Unique aggregates announced from the LACNIC address blocks: 22520 LACNIC Region origin ASes present in the Internet Routing Table: 1643 LACNIC Prefixes per ASN: 28.20 LACNIC Region origin ASes announcing only one prefix: 449 LACNIC Region transit ASes present in the Internet Routing Table: 300 Average LACNIC Region AS path length visible: 4.0 Max LACNIC Region AS path length visible: 19 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 0 Number of LACNIC addresses announced to Internet: 116018688 Equivalent to 6 /8s, 234 /16s and 78 /24s Percentage of available LACNIC address space announced: 69.2 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: 9570 Total AfriNIC prefixes after maximum aggregation: 2237 AfriNIC Deaggregation factor: 4.28 Prefixes being announced from the AfriNIC address blocks: 10042 Unique aggregates announced from the AfriNIC address blocks: 3555 AfriNIC Region origin ASes present in the Internet Routing Table: 563 AfriNIC Prefixes per ASN: 17.84 AfriNIC Region origin ASes announcing only one prefix: 171 AfriNIC Region transit ASes present in the Internet Routing Table: 127 Average AfriNIC Region AS path length visible: 3.4 Max AfriNIC Region AS path length visible: 24 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 0 Number of AfriNIC addresses announced to Internet: 42139136 Equivalent to 2 /8s, 130 /16s and 254 /24s Percentage of available AfriNIC address space announced: 41.9 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 17974 2365 830 54 PT Telekomunikasi Indonesia 4766 2113 11421 606 Korea Telecom (KIX) 7545 1759 301 86 TPG Internet Pty Ltd 4755 1598 387 162 TATA Communications formerly 9829 1401 1154 41 National Internet Backbone 9583 1215 90 520 Sify Limited 7552 1091 1062 11 Vietel Corporation 24560 1034 385 162 Bharti Airtel Ltd., Telemedia 9498 1023 310 74 BHARTI Airtel Ltd. 18101 1018 135 171 Reliance Infocom Ltd Internet Complete listing at http://thyme.rand.apnic.net/london/data-ASnet-APNIC ARIN Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 6389 3201 3727 173 BellSouth.net Inc. 7029 3128 990 162 Windstream Communications Inc 18566 2072 381 182 Covad Communications Co. 1785 1931 678 128 PaeTec Communications, Inc. 22773 1907 2931 128 Cox Communications Inc. 20115 1652 1579 627 Charter Communications 4323 1584 1170 391 tw telecom holdings, inc. 30036 1344 268 751 Mediacom Communications Corp 7018 1271 10320 845 AT&T Services, Inc. 7011 1206 329 700 Frontier Communications of Am Complete listing at http://thyme.rand.apnic.net/london/data-ASnet-ARIN RIPE Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 8402 1717 544 16 Corbina telecom 2118 1172 97 14 EUnet/RELCOM Autonomous Syste 12479 821 770 73 France Telecom Espana SA 34984 796 206 182 BILISIM TELEKOM 31148 725 37 9 FreeNet ISP 6830 724 2313 446 UPC Broadband 13188 699 92 152 Ukraine 20940 686 221 533 Akamai Technologies European 58113 602 67 364 LIR DATACENTER TELECOM SRL 8551 598 364 61 Bezeq International Complete listing at http://thyme.rand.apnic.net/london/data-ASnet-RIPE LACNIC Region per AS prefix count summary ----------------------------------------- ASN No of nets /20 equiv MaxAgg Description 10620 2204 379 219 Types of queries are: POCs, o 28573 2118 1276 65 Types of queries are: POCs, o 7303 1566 1035 203 Telecom Argentina S.A. 6503 1529 435 70 Axtel, S.A.B. de C.V. 8151 1446 3026 350 Uninet S.A. de C.V. 27947 705 74 87 Telconet S.A 3816 650 309 69 Types of queries are: POCs, o 11172 596 101 66 Alestra, S. de R.L. de C.V. 14420 588 87 102 CORPORACION NACIONAL DE TELEC 7738 586 1178 33 Telecomunicacoes da Bahia S.A Complete listing at http://thyme.rand.apnic.net/london/data-ASnet-LACNIC AfriNIC Region per AS prefix count summary ------------------------------------------ ASN No of nets /20 equiv MaxAgg Description 24863 895 307 37 LINKdotNET AS number 36998 720 48 3 MOBITEL 8452 648 958 13 TEDATA 6713 516 650 19 Itissalat Al-MAGHRIB 24835 270 80 8 RAYA Telecom - Egypt 3741 267 906 225 The Internet Solution 12258 194 28 66 Vodacom Internet Company 15706 192 32 6 Sudatel Internet Exchange Aut 29975 191 667 21 Vodacom 15399 174 29 5 Wananchi Online Limited Complete listing at http://thyme.rand.apnic.net/london/data-ASnet-AFRINIC Global Per AS prefix count summary ---------------------------------- ASN No of nets /20 equiv MaxAgg Description 6389 3201 3727 173 BellSouth.net Inc. 7029 3128 990 162 Windstream Communications Inc 17974 2365 830 54 PT Telekomunikasi Indonesia 10620 2204 379 219 Types of queries are: POCs, o 28573 2118 1276 65 Types of queries are: POCs, o 4766 2113 11421 606 Korea Telecom (KIX) 18566 2072 381 182 Covad Communications Co. 1785 1931 678 128 PaeTec Communications, Inc. 22773 1907 2931 128 Cox Communications Inc. 7545 1759 301 86 TPG Internet Pty Ltd Complete listing at http://thyme.rand.apnic.net/london/data-ASnet Global Per AS Maximum Aggr summary ---------------------------------- ASN No of nets Net Savings Description 7029 3128 2966 Windstream Communications Inc 17974 2365 2311 PT Telekomunikasi Indonesia 28573 2118 2053 Types of queries are: POCs, o 10620 2204 1985 Types of queries are: POCs, o 18566 2072 1890 Covad Communications Co. 1785 1931 1803 PaeTec Communications, Inc. 22773 1907 1779 Cox Communications Inc. 8402 1717 1701 Corbina telecom 7545 1759 1673 TPG Internet Pty Ltd 4766 2113 1507 Korea Telecom (KIX) Complete listing at http://thyme.rand.apnic.net/london/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 NTS workspace AG 59395 UNALLOCATED 5.133.16.0/21 3549 Global Crossing 59407 UNALLOCATED 5.134.16.0/21 51167 Giga-Hosting GmbH 59521 UNALLOCATED 5.134.192.0/21 29518 Bredband2 AB 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/london/data-badAS Prefixes from private and non-routed address space (Global) ----------------------------------------------------------- Prefix Origin AS Description 10.0.0.0/8 65333 Internet Assigned Numbers Aut 128.0.24.0/21 41794 Sibirskie Seti Ltd. 128.0.64.0/22 49466 Declic Telecom SAS 128.0.68.0/22 49466 Declic Telecom SAS 128.0.72.0/21 23456 32-bit ASN transition 128.0.80.0/20 52041 Timer LTD 128.0.104.0/23 51848 FOP Gabidullina Ludmila Nikol 128.0.128.0/20 29285 AMT closed joint-stock compan 128.0.144.0/22 59675 >>UNKNOWN<< 128.0.160.0/21 23456 32-bit ASN transition Complete listing at http://thyme.rand.apnic.net/london/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 G.I.T. TELECOM LIMITED Complete listing at http://thyme.rand.apnic.net/london/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 /9:14 /10:30 /11:87 /12:241 /13:476 /14:851 /15:1555 /16:12381 /17:6510 /18:10731 /19:21136 /20:30302 /21:32267 /22:42494 /23:39770 /24:221948 /25:9 /26:13 /27:9 /28:143 /29:173 /30:86 /31:0 /32:135 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 7029 2618 3128 Windstream Communications Inc 18566 2022 2072 Covad Communications Co. 6389 1794 3201 BellSouth.net Inc. 8402 1434 1717 Corbina telecom 30036 1272 1344 Mediacom Communications Corp 22773 1247 1907 Cox Communications Inc. 11492 1166 1203 CABLE ONE, INC. 6503 1050 1529 Axtel, S.A.B. de C.V. 1785 1017 1931 PaeTec Communications, Inc. 7011 945 1206 Frontier Communications of Am Complete listing at http://thyme.rand.apnic.net/london/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:604 2:735 3:1 4:13 5:566 6:3 8:487 12:1980 13:1 14:654 15:11 16:3 17:6 20:27 23:200 24:1785 27:1369 31:1051 32:49 33:2 34:2 36:7 37:848 38:822 39:2 40:137 41:2787 42:158 44:3 46:1631 47:2 49:458 50:584 52:12 54:25 55:9 56:5 57:31 58:981 59:535 60:231 61:1278 62:957 63:1992 64:4279 65:2229 66:4515 67:2077 68:1154 69:3214 70:987 71:505 72:1871 74:2601 75:485 76:311 77:974 78:967 79:503 80:1238 81:975 82:646 83:537 84:521 85:1151 86:493 87:946 88:362 89:1799 90:304 91:5256 92:583 93:1492 94:1643 95:1135 96:395 97:325 98:961 99:36 100:31 101:267 103:1639 105:460 106:120 107:199 108:457 109:1584 110:803 111:966 112:437 113:707 114:619 115:876 116:867 117:737 118:957 119:1185 120:338 121:672 122:1598 123:1153 124:1298 125:1284 128:528 129:182 130:268 131:613 132:261 133:22 134:241 135:62 136:220 137:236 138:337 139:168 140:474 141:281 142:474 143:377 144:495 145:82 146:502 147:263 148:738 149:326 150:150 151:196 152:448 153:179 154:19 155:430 156:224 157:326 158:258 159:576 160:347 161:387 162:363 163:180 164:556 165:423 166:528 167:553 168:987 169:125 170:915 171:166 172:7 173:1657 174:626 175:451 176:772 177:1284 178:1628 180:1342 181:160 182:1079 183:304 184:605 185:29 186:2181 187:1345 188:1742 189:1587 190:5803 192:5983 193:5526 194:4605 195:3662 196:1234 197:239 198:3802 199:5041 200:5909 201:1961 202:8501 203:8573 204:4325 205:2511 206:2674 207:2727 208:4050 209:3612 210:2760 211:1525 212:2033 213:1825 214:876 215:86 216:5101 217:1575 218:557 219:297 220:1242 221:533 222:337 223:410 End of report