IPv4 R&E Routing Table Report 23:05 GMT Fri 18 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: 956155 Prefixes after maximum aggregation (per Origin AS): 366229 Deaggregation factor: 2.61 Unique aggregates announced (without unneeded subnets): 468172 Number of IPv4 prefixes with a valid ROA: 505516 Number of IPv4 prefixes with an invalid ROA: 1163 Number of IPv4 prefixes with no ROA: 449476 Total ASes present in the Internet Routing Table: 76139 Prefixes per ASN: 12.56 Origin-only ASes present in the Internet Routing Table: 65413 Origin ASes announcing only one prefix: 26807 Transit ASes present in the Internet Routing Table: 10726 Transit-only ASes present in the Internet Routing Table: 512 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: 977 Number of instances of unregistered ASNs: 988 Number of 32-bit ASNs allocated by the RIRs: 45578 Number of 32-bit ASNs visible in the Routing Table: 37196 Prefixes from 32-bit ASNs in the Routing Table: 192953 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: 514 Number of addresses announced to Internet: 3027041792 Equivalent to 180 /8s, 108 /16s and 254 /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: 313788 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 252166 Total APNIC prefixes after maximum aggregation: 74894 APNIC Deaggregation factor: 3.37 Prefixes being announced from the APNIC address blocks: 244233 Unique aggregates announced from the APNIC address blocks: 100996 APNIC Region origin ASes present in the Internet Routing Table: 14320 APNIC Prefixes per ASN: 17.06 APNIC Region origin ASes announcing only one prefix: 4365 APNIC Region transit ASes present in the Internet Routing Table: 1907 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: 9811 Number of APNIC addresses announced to Internet: 756096512 Equivalent to 45 /8s, 17 /16s and 30 /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: 280577 Total ARIN prefixes after maximum aggregation: 125906 ARIN Deaggregation factor: 2.23 Prefixes being announced from the ARIN address blocks: 283745 Unique aggregates announced from the ARIN address blocks: 135480 ARIN Region origin ASes present in the Internet Routing Table: 19127 ARIN Prefixes per ASN: 14.83 ARIN Region origin ASes announcing only one prefix: 6967 ARIN Region transit ASes present in the Internet Routing Table: 1901 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: 5024 Number of ARIN addresses announced to Internet: 1266639360 Equivalent to 75 /8s, 127 /16s and 98 /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: 267360 Total RIPE prefixes after maximum aggregation: 129441 RIPE Deaggregation factor: 2.07 Prefixes being announced from the RIPE address blocks: 264128 Unique aggregates announced from the RIPE address blocks: 168413 RIPE Region origin ASes present in the Internet Routing Table: 28759 RIPE Prefixes per ASN: 9.18 RIPE Region origin ASes announcing only one prefix: 12142 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: 12051 Number of RIPE addresses announced to Internet: 722301952 Equivalent to 43 /8s, 13 /16s and 116 /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: 122253 Total LACNIC prefixes after maximum aggregation: 28808 LACNIC Deaggregation factor: 4.24 Prefixes being announced from the LACNIC address blocks: 119917 Unique aggregates announced from the LACNIC address blocks: 48548 LACNIC Region origin ASes present in the Internet Routing Table: 11154 LACNIC Prefixes per ASN: 10.75 LACNIC Region origin ASes announcing only one prefix: 2641 LACNIC Region transit ASes present in the Internet Routing Table: 2463 Average LACNIC Region AS path length visible: 5.3 Max LACNIC Region AS path length visible: 35 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 9059 Number of LACNIC addresses announced to Internet: 177543680 Equivalent to 10 /8s, 149 /16s and 26 /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: 32822 Total AfriNIC prefixes after maximum aggregation: 6543 AfriNIC Deaggregation factor: 5.02 Prefixes being announced from the AfriNIC address blocks: 43618 Unique aggregates announced from the AfriNIC address blocks: 14302 AfriNIC Region origin ASes present in the Internet Routing Table: 1886 AfriNIC Prefixes per ASN: 23.13 AfriNIC Region origin ASes announcing only one prefix: 692 AfriNIC Region transit ASes present in the Internet Routing Table: 362 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: 104182272 Equivalent to 6 /8s, 53 /16s and 178 /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 4533 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 2209 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 10880 11912 3799 AMAZON-02, US 11492 4660 310 547 CABLEONE, US 174 4519 8765 869 COGENT-174, US 7155 4163 287 85 VIASAT-SP-BACKBONE, US 6327 3603 1320 79 SHAW, CA 22773 3410 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 7634 1709 143 UNI2-AS, ES 39891 4668 282 60 ALJAWWALSTC-AS, SA 20940 3823 3395 125 AKAMAI-ASN1, NL 9009 3681 317 1890 M247, RO 12389 2944 2294 879 ROSTELECOM-AS, RU 34984 2334 357 579 TELLCOM-AS, TR 212238 1794 131 1332 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 11551 3236 511 UNINET, MX 10620 3546 494 937 Telmex Colombia S.A., CO 13999 2532 533 357 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 1319 779 200 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC, 6503 1155 374 163 Axtel, S.A.B. de C.V., MX 6147 1106 369 22 Telefonica del Peru S.A.A., PE 22884 1055 97 372 TOTAL PLAY TELECOMUNICACIONES SA DE CV, M 26615 1033 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 1615 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 976 521 41 Vodafone-, EG 37069 639 1099 13 MOBINIL, EG 6713 555 1861 35 IAM-AS, MA 37342 516 32 1 MOVITEL, MZ 36914 511 82 3 KENET-AS, KE 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 11551 3236 511 UNINET, MX 16509 10880 11912 3799 AMAZON-02, US 9808 10069 8750 80 CHINAMOBILE-CN China Mobile Communication 12479 7634 1709 143 UNI2-AS, ES 7545 5978 840 656 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4668 282 60 ALJAWWALSTC-AS, SA 11492 4660 310 547 CABLEONE, US 18403 4533 347 23 FPT-AS-AP FPT Telecom Company, VN 174 4519 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 7634 7491 UNI2-AS, ES 16509 10880 7081 AMAZON-02, US 7545 5978 5322 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4668 4608 ALJAWWALSTC-AS, SA 18403 4533 4510 FPT-AS-AP FPT Telecom Company, VN 11492 4660 4113 CABLEONE, US 7155 4163 4078 VIASAT-SP-BACKBONE, US 7552 3966 3941 VIETEL-AS-AP Viettel Group, VN 20940 3823 3698 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 /17:8139 /18:13590 /19:24213 /20:43621 /21:51559 /22:111556 /23:99191 /24:586901 /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 6701 7634 UNI2-AS, ES 8151 5735 11551 UNINET, MX 11492 3555 4660 CABLEONE, US 39891 3428 4668 ALJAWWALSTC-AS, SA 6327 3398 3603 SHAW, CA 7155 3107 4163 VIASAT-SP-BACKBONE, US 22773 2541 3410 ASN-CXA-ALL-CCI-22773-RDC, US 16509 2218 10880 AMAZON-02, US 30036 2178 2517 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2175 3546 Telmex Colombia S.A., CO Complete listing at https://bgp.nsrc.org/REN/Singapore/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:2275 2:1528 3:503 4:8 5:4461 6:169 7:6 8:1511 9:1 11:172 12:1419 13:371 14:2430 15:330 16:264 17:356 18:893 20:430 21:4 22:188 23:6883 24:2646 25:2 27:2657 29:19 31:2888 32:44 34:73 35:141 36:2361 37:4517 38:8682 39:916 40:154 41:4124 42:2176 43:2419 44:334 45:17591 46:4647 47:300 49:2005 50:1873 51:581 52:1579 54:317 55:958 56:8 57:222 58:2179 59:1195 60:1139 61:2767 62:2804 63:1849 64:5411 65:2278 66:4639 67:2997 68:1332 69:4010 70:1129 71:567 72:2862 74:2779 75:1626 76:632 77:2577 78:1863 79:1647 80:2192 81:2024 82:1748 83:1371 84:1747 85:3083 86:977 87:2151 88:1258 89:4367 90:678 91:8246 92:2603 93:2809 94:3790 95:4307 96:1261 97:316 98:1073 99:739 100:72 101:1164 102:3431 103:32243 104:4458 105:706 106:984 107:2390 108:1162 109:4004 110:2199 111:3307 112:2045 113:1777 114:1927 115:2108 116:1951 117:2712 118:2872 119:1982 120:1867 121:1337 122:2687 123:2141 124:1621 125:2826 126:64 128:1407 129:927 130:1227 131:1834 132:811 133:444 134:1520 135:314 136:1234 137:1073 138:2874 139:1519 140:1467 141:1558 142:1781 143:1587 144:1026 145:395 146:2079 147:2044 148:2519 149:2808 150:1097 151:1377 152:2099 153:498 154:6991 155:1493 156:2565 157:1832 158:1204 159:2429 160:3214 161:1758 162:3556 163:1749 164:1936 165:2135 166:1302 167:1851 168:4059 169:785 170:4929 171:1023 172:3890 173:3105 174:906 175:1269 176:3465 177:4794 178:3555 179:2223 180:2494 181:3908 182:3316 183:2054 184:2260 185:21125 186:5018 187:4233 188:4242 189:4066 190:9645 191:1521 192:11057 193:9262 194:7593 195:5400 196:3225 197:3086 198:5918 199:8178 200:7992 201:6242 202:10227 203:10353 204:4606 205:3635 206:4564 207:3577 208:4194 209:5131 210:4492 211:2568 212:4491 213:3629 214:1070 215:48 216:6628 217:3026 218:1315 219:395 220:2069 221:1047 222:708 223:2261 End of report