IPv4 R&E Routing Table Report 23:05 GMT Sat 19 Oct, 2024 IPv4 BGP Table (Global) as seen at Singapore. Report Website: https://bgp.nsrc.org/REN Detailed Analysis: https://bgp.nsrc.org/REN/Singapore/ Analysis Summary ---------------- BGP routing table entries examined: 956295 Prefixes after maximum aggregation (per Origin AS): 366333 Deaggregation factor: 2.61 Unique aggregates announced (without unneeded subnets): 468326 Number of IPv4 prefixes with a valid ROA: 505506 Number of IPv4 prefixes with an invalid ROA: 1194 Number of IPv4 prefixes with no ROA: 449595 Total ASes present in the Internet Routing Table: 76144 Prefixes per ASN: 12.56 Origin-only ASes present in the Internet Routing Table: 65436 Origin ASes announcing only one prefix: 26798 Transit ASes present in the Internet Routing Table: 10708 Transit-only ASes present in the Internet Routing Table: 510 Paths with bogon ASNs present in the IPv4 Routing Table: 14 Average AS path length visible in the Internet Routing Table: 4.8 Max AS path length visible: 54 Max AS path prepend of ASN (198039) 50 Prefixes from unregistered ASNs in the Routing Table: 978 Number of instances of unregistered ASNs: 989 Number of 32-bit ASNs allocated by the RIRs: 45584 Number of 32-bit ASNs visible in the Routing Table: 37203 Prefixes from 32-bit ASNs in the Routing Table: 192956 Number of bogon 32-bit ASNs visible in the Routing Table: 30 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 517 Number of addresses announced to Internet: 3026969600 Equivalent to 180 /8s, 107 /16s and 228 /24s Percentage of available address space announced: 81.8 Percentage of allocated address space announced: 81.8 Percentage of available address space allocated: 100.0 Percentage of address space in use by end-sites: 99.6 Total number of prefixes smaller than registry allocations: 313809 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 252166 Total APNIC prefixes after maximum aggregation: 74922 APNIC Deaggregation factor: 3.37 Prefixes being announced from the APNIC address blocks: 244237 Unique aggregates announced from the APNIC address blocks: 101008 APNIC Region origin ASes present in the Internet Routing Table: 14317 APNIC Prefixes per ASN: 17.06 APNIC Region origin ASes announcing only one prefix: 4362 APNIC Region transit ASes present in the Internet Routing Table: 1902 Average APNIC Region AS path length visible: 4.4 Max APNIC Region AS path length visible: 38 Number of APNIC region 32-bit ASNs visible in the Routing Table: 9810 Number of APNIC addresses announced to Internet: 756072704 Equivalent to 45 /8s, 16 /16s and 193 /24s APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431 (pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079, 55296-56319, 58368-59391, 63488-64098, 64297-64395, 131072-153913 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: 280682 Total ARIN prefixes after maximum aggregation: 125939 ARIN Deaggregation factor: 2.23 Prefixes being announced from the ARIN address blocks: 283790 Unique aggregates announced from the ARIN address blocks: 135478 ARIN Region origin ASes present in the Internet Routing Table: 19128 ARIN Prefixes per ASN: 14.84 ARIN Region origin ASes announcing only one prefix: 6966 ARIN Region transit ASes present in the Internet Routing Table: 1899 Average ARIN Region AS path length visible: 4.5 Max ARIN Region AS path length visible: 28 Number of ARIN region 32-bit ASNs visible in the Routing Table: 5025 Number of ARIN addresses announced to Internet: 1266664192 Equivalent to 75 /8s, 127 /16s and 195 /24s 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, 62464-63487, 64198-64296, 393216-402332 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, 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: 267482 Total RIPE prefixes after maximum aggregation: 129436 RIPE Deaggregation factor: 2.07 Prefixes being announced from the RIPE address blocks: 264296 Unique aggregates announced from the RIPE address blocks: 168439 RIPE Region origin ASes present in the Internet Routing Table: 28764 RIPE Prefixes per ASN: 9.19 RIPE Region origin ASes announcing only one prefix: 12147 RIPE Region transit ASes present in the Internet Routing Table: 3920 Average RIPE Region AS path length visible: 5.1 Max RIPE Region AS path length visible: 54 Number of RIPE region 32-bit ASNs visible in the Routing Table: 12055 Number of RIPE addresses announced to Internet: 722305536 Equivalent to 43 /8s, 13 /16s and 130 /24s 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, 61952-62463, 64396-64495 196608-216475 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: 122148 Total LACNIC prefixes after maximum aggregation: 28860 LACNIC Deaggregation factor: 4.23 Prefixes being announced from the LACNIC address blocks: 119814 Unique aggregates announced from the LACNIC address blocks: 48657 LACNIC Region origin ASes present in the Internet Routing Table: 11160 LACNIC Prefixes per ASN: 10.74 LACNIC Region origin ASes announcing only one prefix: 2636 LACNIC Region transit ASes present in the Internet Routing Table: 2459 Average LACNIC Region AS path length visible: 5.4 Max LACNIC Region AS path length visible: 35 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 9062 Number of LACNIC addresses announced to Internet: 177494272 Equivalent to 10 /8s, 148 /16s and 89 /24s LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247, 61440-61951, 64099-64197, 262144-274844 + 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: 32839 Total AfriNIC prefixes after maximum aggregation: 6541 AfriNIC Deaggregation factor: 5.02 Prefixes being announced from the AfriNIC address blocks: 43641 Unique aggregates announced from the AfriNIC address blocks: 14308 AfriNIC Region origin ASes present in the Internet Routing Table: 1885 AfriNIC Prefixes per ASN: 23.15 AfriNIC Region origin ASes announcing only one prefix: 687 AfriNIC Region transit ASes present in the Internet Routing Table: 360 Average AfriNIC Region AS path length visible: 5.4 Max AfriNIC Region AS path length visible: 37 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1251 Number of AfriNIC addresses announced to Internet: 104154112 Equivalent to 6 /8s, 53 /16s and 68 /24s AfriNIC AS Blocks 36864-37887, 327680-329727 & ERX transfers AfriNIC Address Blocks 41/8, 45/8, 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 9808 10069 8750 80 CHINAMOBILE-CN China Mobile Communication 7545 5978 840 656 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4536 347 23 FPT-AS-AP FPT Telecom Company, VN 7552 3966 1331 25 VIETEL-AS-AP Viettel Group, VN 9498 3847 511 265 BBIL-AP BHARTI Airtel Ltd., IN 7713 3645 1036 72 TELKOMNET-AS-AP PT Telekomunikasi Indones 45899 3250 1841 105 VNPT-AS-VN VNPT Corp, VN 24560 2780 829 541 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd., 4755 2210 434 196 TATACOMM-AS TATA Communications formerly 45090 2208 1439 86 TENCENT-NET-AP Shenzhen Tencent Computer Complete listing at https://bgp.nsrc.org/REN/Singapore/data-ASnet-APNIC ARIN Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 16509 10884 11912 3806 AMAZON-02, US 11492 4655 309 553 CABLEONE, US 174 4522 8765 869 COGENT-174, US 7155 4163 287 85 VIASAT-SP-BACKBONE, US 6327 3603 1320 79 SHAW, CA 22773 3411 3037 187 ASN-CXA-ALL-CCI-22773-RDC, US 749 3264 54912 2511 DNIC-AS-00749, US 7018 3200 23677 1977 ATT-INTERNET4, US 396982 2867 3652 421 GOOGLE-CLOUD-PLATFORM, US 16625 2793 1217 2097 AKAMAI-AS, US Complete listing at https://bgp.nsrc.org/REN/Singapore/data-ASnet-ARIN RIPE Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 12479 7635 1709 143 UNI2-AS, ES 39891 4668 282 60 ALJAWWALSTC-AS, SA 20940 3822 3395 125 AKAMAI-ASN1, NL 9009 3681 317 1890 M247, RO 12389 2943 2294 879 ROSTELECOM-AS, RU 34984 2334 357 579 TELLCOM-AS, TR 212238 1795 131 1333 CDNEXT, GB 13188 1606 100 30 TRIOLAN, UA 8452 1579 1852 14 TE-AS TE-AS, EG 8551 1470 366 32 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Complete listing at https://bgp.nsrc.org/REN/Singapore/data-ASnet-RIPE LACNIC Region per AS prefix count summary ----------------------------------------- ASN No of nets /20 equiv MaxAgg Description 8151 11424 3233 519 UNINET, MX 10620 3546 494 937 Telmex Colombia S.A., CO 13999 2533 534 356 Mega Cable, S.A. de C.V., MX 11830 2007 369 64 Instituto Costarricense de Electricidad y 28573 1339 2310 261 Claro NXT Telecomunicacoes Ltda, BR 3816 1320 779 195 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC, 6503 1155 374 163 Axtel, S.A.B. de C.V., MX 6147 1105 369 22 Telefonica del Peru S.A.A., PE 22884 1059 97 372 TOTAL PLAY TELECOMUNICACIONES SA DE CV, M 26615 1034 2503 53 TIM SA, BR Complete listing at https://bgp.nsrc.org/REN/Singapore/data-ASnet-LACNIC AfriNIC Region per AS prefix count summary ------------------------------------------ ASN No of nets /20 equiv MaxAgg Description 24835 1636 593 29 RAYA-AS, EG 24863 1614 389 16 LINKdotNET-AS, EG 36992 1414 1519 283 ETISALAT-MISR, EG 29571 1352 86 61 ORANGE-COTE-IVOIRE, CI 36903 1249 554 96 MT-MPLS, MA 36935 974 521 41 Vodafone-, EG 37069 639 1099 13 MOBINIL, EG 6713 555 1861 35 IAM-AS, MA 36914 527 82 3 KENET-AS, KE 37342 516 32 1 MOVITEL, MZ Complete listing at https://bgp.nsrc.org/REN/Singapore/data-ASnet-AFRINIC Global Per AS prefix count summary ---------------------------------- ASN No of nets /20 equiv MaxAgg Description 8151 11424 3233 519 UNINET, MX 16509 10884 11912 3806 AMAZON-02, US 9808 10069 8750 80 CHINAMOBILE-CN China Mobile Communication 12479 7635 1709 143 UNI2-AS, ES 7545 5978 840 656 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4668 282 60 ALJAWWALSTC-AS, SA 11492 4655 309 553 CABLEONE, US 18403 4536 347 23 FPT-AS-AP FPT Telecom Company, VN 174 4522 8765 869 COGENT-174, US 7155 4163 287 85 VIASAT-SP-BACKBONE, US Complete listing at https://bgp.nsrc.org/REN/Singapore/data-ASnet Global Per AS Maximum Aggregation summary ----------------------------------------- ASN No of nets Net Savings Description 9808 10069 9989 CHINAMOBILE-CN China Mobile Communications Grou 12479 7635 7492 UNI2-AS, ES 16509 10884 7078 AMAZON-02, US 7545 5978 5322 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4668 4608 ALJAWWALSTC-AS, SA 18403 4536 4513 FPT-AS-AP FPT Telecom Company, VN 11492 4655 4102 CABLEONE, US 7155 4163 4078 VIASAT-SP-BACKBONE, US 7552 3966 3941 VIETEL-AS-AP Viettel Group, VN 20940 3822 3697 AKAMAI-ASN1, NL Complete listing at https://bgp.nsrc.org/REN/Singapore/data-CIDRnet List of Unregistered Origin ASNs (Global) ----------------------------------------- Bad AS Designation Net Originated Transit AS Transit AS Name 33123 UNALLOCATED 8.10.69.0/24 174 COGENT-174, US 12169 UNALLOCATED 8.15.207.0/24 32787 PROLEXIC-TECHNOLOGIES-D 40493 UNALLOCATED 8.17.26.0/24 3356 LEVEL3, US 46639 UNALLOCATED 8.17.66.0/24 701 UUNET, US 53775 UNALLOCATED 8.20.88.0/24 7029 WINDSTREAM, US 393266 UNALLOCATED 8.23.52.0/24 46887 CROWNCASTLE-AS46887, US 396894 UNALLOCATED 8.28.201.0/24 3356 LEVEL3, US 394936 UNALLOCATED 8.33.224.0/24 22442 HOU-PHONOSCOPE, US 54338 UNALLOCATED 8.33.241.0/24 3356 LEVEL3, US 46639 UNALLOCATED 8.38.73.0/24 3356 LEVEL3, US Complete listing at https://bgp.nsrc.org/REN/Singapore/data-badAS Advertised Unallocated Addresses -------------------------------- Unassigned Network ASN Information AS Name 14.192.20.0/22 Origin: 26658 HENGTONG-IDC-LLC, US 14.192.20.0/22 Transit: 3491 CONSOLE-CONNECT-ASN, US 23.137.192.0/24 Origin: 31798 DATACITY, CA 23.137.192.0/24 Transit: 6461 ZAYO-6461, US 23.139.88.0/24 Origin: 397244 RESERVED, ZZ 23.139.88.0/24 Transit: 33387 NOCIX, US 23.140.216.0/24 Origin: 27176 DATAWAGON, US 23.140.216.0/24 Transit: 20278 NEXEON, US 23.141.0.0/24 Origin: 395350 RESERVED, ZZ 23.141.0.0/24 Transit: 11426 TWC-11426-CAROLINAS, US Complete listing at https://bgp.nsrc.org/REN/Singapore/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 /8:16 /9:16 /10:36 /11:91 /12:295 /13:575 /14:1171 /15:2058 /16:13127 /17:8138 /18:13587 /19:24210 /20:43624 /21:51556 /22:111558 /23:99193 /24:587044 /25:0 /26:0 /27:0 /28:0 /29:0 /30:0 /31:0 /32:0 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 12479 6702 7635 UNI2-AS, ES 8151 5651 11424 UNINET, MX 11492 3550 4655 CABLEONE, US 39891 3428 4668 ALJAWWALSTC-AS, SA 6327 3398 3603 SHAW, CA 7155 3107 4163 VIASAT-SP-BACKBONE, US 22773 2542 3411 ASN-CXA-ALL-CCI-22773-RDC, US 16509 2220 10884 AMAZON-02, US 10620 2175 3546 Telmex Colombia S.A., CO 30036 2171 2510 MEDIACOM-ENTERPRISE-BUSINESS, US Complete listing at https://bgp.nsrc.org/REN/Singapore/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:2275 2:1526 3:503 4:8 5:4470 6:169 7:6 8:1512 9:1 11:172 12:1420 13:370 14:2430 15:330 16:264 17:354 18:894 20:430 21:4 22:188 23:6883 24:2645 25:2 27:2656 29:19 31:2894 32:44 34:73 35:142 36:2361 37:4525 38:8680 39:916 40:154 41:4131 42:2178 43:2415 44:335 45:17587 46:4664 47:299 49:2005 50:1868 51:581 52:1579 54:317 55:958 56:8 57:222 58:2179 59:1195 60:1139 61:2766 62:2822 63:1849 64:5414 65:2279 66:4638 67:2996 68:1332 69:4010 70:1129 71:566 72:2863 74:2779 75:1627 76:630 77:2575 78:1863 79:1648 80:2190 81:2024 82:1750 83:1370 84:1744 85:3083 86:975 87:2155 88:1258 89:4371 90:678 91:8253 92:2606 93:2801 94:3788 95:4315 96:1261 97:316 98:1073 99:739 100:72 101:1165 102:3429 103:32226 104:4456 105:706 106:984 107:2390 108:1162 109:4016 110:2200 111:3306 112:2044 113:1777 114:1926 115:2112 116:1953 117:2717 118:2874 119:1983 120:1870 121:1340 122:2691 123:2140 124:1620 125:2829 126:64 128:1406 129:929 130:1228 131:1834 132:812 133:444 134:1519 135:314 136:1233 137:1091 138:2887 139:1539 140:1467 141:1558 142:1787 143:1590 144:1023 145:395 146:2080 147:2041 148:2518 149:2811 150:1099 151:1378 152:2097 153:498 154:6992 155:1502 156:2563 157:1826 158:1202 159:2430 160:3220 161:1757 162:3558 163:1751 164:1936 165:2136 166:1301 167:1853 168:4052 169:785 170:4937 171:1023 172:3890 173:3103 174:907 175:1271 176:3467 177:4800 178:3553 179:2227 180:2495 181:3910 182:3316 183:2053 184:2260 185:21136 186:5014 187:4228 188:4242 189:4008 190:9638 191:1519 192:11058 193:9260 194:7590 195:5404 196:3222 197:3101 198:5920 199:8176 200:7999 201:6237 202:10226 203:10349 204:4605 205:3640 206:4570 207:3577 208:4193 209:5129 210:4499 211:2569 212:4499 213:3630 214:1071 215:48 216:6630 217:3034 218:1320 219:395 220:2069 221:1048 222:708 223:2261 End of report