Routing Table Report 08:00 +10GMT Sun 07 Oct, 2012 Report Website: http://thyme.rand.apnic.net Detailed Analysis: http://thyme.rand.apnic.net/london/ Analysis Summary ---------------- BGP routing table entries examined: 420869 Prefixes after maximum aggregation: 176635 Deaggregation factor: 2.38 Unique aggregates announced to Internet: 210128 Total ASes present in the Internet Routing Table: 39161 Prefixes per ASN: 10.75 Origin-only ASes present in the Internet Routing Table: 33679 Origin ASes announcing only one prefix: 15805 Transit ASes present in the Internet Routing Table: 5482 Transit-only ASes present in the Internet Routing Table: 129 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: 1426 Unregistered ASNs in the Routing Table: 320 Number of 32-bit ASNs allocated by the RIRs: 3357 Number of 32-bit ASNs visible in the Routing Table: 0 Prefixes from 32-bit ASNs in the Routing Table: 8018 Special use prefixes present in the Routing Table: 18 Prefixes being announced from unallocated address space: 156 Number of addresses announced to Internet: 2624597504 Equivalent to 156 /8s, 112 /16s and 46 /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: 93.7 Total number of prefixes smaller than registry allocations: 146014 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 97370 Total APNIC prefixes after maximum aggregation: 30975 APNIC Deaggregation factor: 3.14 Prefixes being announced from the APNIC address blocks: 98673 Unique aggregates announced from the APNIC address blocks: 42813 APNIC Region origin ASes present in the Internet Routing Table: 4720 APNIC Prefixes per ASN: 20.91 APNIC Region origin ASes announcing only one prefix: 1269 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: 17 Number of APNIC region 32-bit ASNs visible in the Routing Table: 0 Number of APNIC addresses announced to Internet: 708631040 Equivalent to 42 /8s, 60 /16s and 218 /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: 152878 Total ARIN prefixes after maximum aggregation: 77665 ARIN Deaggregation factor: 1.97 Prefixes being announced from the ARIN address blocks: 153754 Unique aggregates announced from the ARIN address blocks: 69269 ARIN Region origin ASes present in the Internet Routing Table: 15192 ARIN Prefixes per ASN: 10.12 ARIN Region origin ASes announcing only one prefix: 5769 ARIN Region transit ASes present in the Internet Routing Table: 1536 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: 1086522624 Equivalent to 64 /8s, 195 /16s and 5 /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: 109107 Total RIPE prefixes after maximum aggregation: 57252 RIPE Deaggregation factor: 1.91 Prefixes being announced from the RIPE address blocks: 111746 Unique aggregates announced from the RIPE address blocks: 71743 RIPE Region origin ASes present in the Internet Routing Table: 16877 RIPE Prefixes per ASN: 6.62 RIPE Region origin ASes announcing only one prefix: 8138 RIPE Region transit ASes present in the Internet Routing Table: 2701 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: 647902976 Equivalent to 38 /8s, 158 /16s and 55 /24s Percentage of available RIPE address space announced: 94.2 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: 42992 Total LACNIC prefixes after maximum aggregation: 8443 LACNIC Deaggregation factor: 5.09 Prefixes being announced from the LACNIC address blocks: 46282 Unique aggregates announced from the LACNIC address blocks: 22628 LACNIC Region origin ASes present in the Internet Routing Table: 1650 LACNIC Prefixes per ASN: 28.05 LACNIC Region origin ASes announcing only one prefix: 459 LACNIC Region transit ASes present in the Internet Routing Table: 304 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: 117078784 Equivalent to 6 /8s, 250 /16s and 123 /24s Percentage of available LACNIC address space announced: 69.8 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: 9782 Total AfriNIC prefixes after maximum aggregation: 2243 AfriNIC Deaggregation factor: 4.36 Prefixes being announced from the AfriNIC address blocks: 10257 Unique aggregates announced from the AfriNIC address blocks: 3536 AfriNIC Region origin ASes present in the Internet Routing Table: 560 AfriNIC Prefixes per ASN: 18.32 AfriNIC Region origin ASes announcing only one prefix: 170 AfriNIC Region transit ASes present in the Internet Routing Table: 125 Average AfriNIC Region AS path length visible: 3.5 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: 41902848 Equivalent to 2 /8s, 127 /16s and 99 /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 17974 2363 830 54 PT Telekomunikasi Indonesia 4766 2111 11420 608 Korea Telecom (KIX) 7545 1755 301 84 TPG Internet Pty Ltd 4755 1605 387 162 TATA Communications formerly 9829 1397 1154 41 National Internet Backbone 9583 1223 90 517 Sify Limited 7552 1106 1062 11 Vietel Corporation 24560 1034 385 162 Bharti Airtel Ltd., Telemedia 9498 1021 310 74 BHARTI Airtel Ltd. 18101 1014 135 168 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 3230 3727 171 BellSouth.net Inc. 7029 3163 990 161 Windstream Communications Inc 18566 2085 382 180 Covad Communications Co. 1785 1927 678 128 PaeTec Communications, Inc. 22773 1903 2931 128 Cox Communications Inc. 20115 1656 1582 618 Charter Communications 4323 1579 1170 388 tw telecom holdings, inc. 30036 1337 269 763 Mediacom Communications Corp 7018 1276 10321 848 AT&T Services, Inc. 7011 1205 329 699 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 1657 544 16 Corbina telecom 2118 1399 97 14 EUnet/RELCOM Autonomous Syste 12479 820 769 77 France Telecom Espana SA 34984 793 206 180 BILISIM TELEKOM 6830 723 2313 447 UPC Broadband 31148 722 37 9 FreeNet ISP 13188 698 92 147 Ukraine 20940 682 221 529 Akamai Technologies European 58113 603 67 364 LIR DATACENTER TELECOM SRL 8551 597 364 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 2200 379 222 Types of queries are: POCs, o 28573 2118 1269 58 Types of queries are: POCs, o 7303 1566 1035 202 Telecom Argentina S.A. 6503 1528 435 70 Axtel, S.A.B. de C.V. 8151 1448 3028 351 Uninet S.A. de C.V. 27947 701 74 88 Telconet S.A 3816 645 309 69 Types of queries are: POCs, o 11172 593 101 66 Alestra, S. de R.L. de C.V. 14420 589 87 101 CORPORACION NACIONAL DE TELEC 22047 580 326 15 Types of queries are: POCs, o 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 891 275 36 LINKdotNET AS number 36998 772 48 3 MOBITEL 8452 714 958 13 TEDATA 6713 517 650 19 Itissalat Al-MAGHRIB 24835 269 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 29571 164 14 18 Ci Telecom Autonomous system 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 3230 3727 171 BellSouth.net Inc. 7029 3163 990 161 Windstream Communications Inc 17974 2363 830 54 PT Telekomunikasi Indonesia 10620 2200 379 222 Types of queries are: POCs, o 28573 2118 1269 58 Types of queries are: POCs, o 4766 2111 11420 608 Korea Telecom (KIX) 18566 2085 382 180 Covad Communications Co. 1785 1927 678 128 PaeTec Communications, Inc. 22773 1903 2931 128 Cox Communications Inc. 7545 1755 301 84 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 3163 3002 Windstream Communications Inc 17974 2363 2309 PT Telekomunikasi Indonesia 28573 2118 2060 Types of queries are: POCs, o 10620 2200 1978 Types of queries are: POCs, o 18566 2085 1905 Covad Communications Co. 1785 1927 1799 PaeTec Communications, Inc. 22773 1903 1775 Cox Communications Inc. 7545 1755 1671 TPG Internet Pty Ltd 8402 1657 1641 Corbina telecom 4766 2111 1503 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 12658 Dexterity Networks L 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 128.0.80.0/20 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 128.0.168.0/21 15772 W-NET Kiev 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 /12:242 /13:475 /14:848 /15:1552 /16:12397 /17:6511 /18:10783 /19:21079 /20:30357 /21:32227 /22:42340 /23:39659 /24:221676 /25:9 /26:13 /27:10 /28:144 /29:169 /30:88 /31:0 /32:140 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 7029 2646 3163 Windstream Communications Inc 18566 2035 2085 Covad Communications Co. 6389 1801 3230 BellSouth.net Inc. 8402 1373 1657 Corbina telecom 30036 1270 1337 Mediacom Communications Corp 22773 1244 1903 Cox Communications Inc. 11492 1164 1201 CABLE ONE, INC. 6503 1050 1528 Axtel, S.A.B. de C.V. 1785 1017 1927 PaeTec Communications, Inc. 7011 944 1205 Frontier Communications of Am Complete listing at http://thyme.rand.apnic.net/london/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:591 2:676 3:1 4:13 5:553 6:3 8:466 12:1975 13:1 14:649 15:11 16:3 17:6 20:27 23:200 24:1778 27:1362 31:1043 32:49 33:2 34:2 36:7 37:839 38:820 39:2 40:133 41:2962 42:158 44:3 46:1602 47:2 49:446 50:581 52:12 54:22 55:6 56:3 57:31 58:930 59:536 60:232 61:1179 62:950 63:1993 64:4268 65:2225 66:4502 67:2106 68:1170 69:3224 70:986 71:514 72:1874 74:2597 75:485 76:305 77:959 78:973 79:501 80:1246 81:971 82:642 83:538 84:520 85:1159 86:491 87:932 88:364 89:1806 90:304 91:5233 92:577 93:1510 94:1626 95:1097 96:395 97:325 98:966 99:36 100:24 101:262 103:1612 105:512 106:120 107:199 108:449 109:1560 110:802 111:950 112:435 113:709 114:620 115:883 116:870 117:737 118:958 119:1158 120:334 121:675 122:1589 123:1153 124:1295 125:1281 128:527 129:181 130:269 131:629 132:303 133:22 134:240 135:62 136:217 137:236 138:337 139:169 140:470 141:284 142:471 143:381 144:485 145:85 146:497 147:266 148:727 149:323 150:148 151:195 152:449 153:178 154:19 155:436 156:222 157:328 158:258 159:581 160:345 161:386 162:364 163:180 164:543 165:420 166:526 167:555 168:985 169:126 170:910 171:149 172:7 173:1674 174:634 175:445 176:761 177:1271 178:1614 180:1344 181:149 182:1059 183:296 184:607 185:24 186:2182 187:1302 188:1722 189:1584 190:5790 192:5986 193:5752 194:4613 195:3665 196:1231 197:234 198:3774 199:5009 200:5937 201:1958 202:8452 203:8608 204:4333 205:2513 206:2672 207:2772 208:4041 209:3618 210:2764 211:1520 212:2031 213:1817 214:875 215:86 216:5102 217:1576 218:559 219:295 220:1242 221:508 222:302 223:408 End of report