IPv4 R&E Routing Table Report 23:05 GMT Thu 08 Aug, 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: 947590 Prefixes after maximum aggregation (per Origin AS): 363095 Deaggregation factor: 2.61 Unique aggregates announced (without unneeded subnets): 465154 Number of IPv4 prefixes with a valid ROA: 490357 Number of IPv4 prefixes with an invalid ROA: 1186 Number of IPv4 prefixes with no ROA: 456047 Total ASes present in the Internet Routing Table: 75831 Prefixes per ASN: 12.50 Origin-only ASes present in the Internet Routing Table: 65199 Origin ASes announcing only one prefix: 26712 Transit ASes present in the Internet Routing Table: 10632 Transit-only ASes present in the Internet Routing Table: 510 Paths with bogon ASNs present in the IPv4 Routing Table: 15 Average AS path length visible in the Internet Routing Table: 4.7 Max AS path length visible: 93 Max AS path prepend of ASN ( 37447) 86 Prefixes from unregistered ASNs in the Routing Table: 972 Number of instances of unregistered ASNs: 979 Number of 32-bit ASNs allocated by the RIRs: 45123 Number of 32-bit ASNs visible in the Routing Table: 36780 Prefixes from 32-bit ASNs in the Routing Table: 189557 Number of bogon 32-bit ASNs visible in the Routing Table: 29 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 558 Number of addresses announced to Internet: 3026551808 Equivalent to 180 /8s, 101 /16s and 132 /24s Percentage of available address space announced: 81.7 Percentage of allocated address space announced: 81.7 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: 311050 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 250194 Total APNIC prefixes after maximum aggregation: 74240 APNIC Deaggregation factor: 3.37 Prefixes being announced from the APNIC address blocks: 242215 Unique aggregates announced from the APNIC address blocks: 102127 APNIC Region origin ASes present in the Internet Routing Table: 14189 APNIC Prefixes per ASN: 17.07 APNIC Region origin ASes announcing only one prefix: 4320 APNIC Region transit ASes present in the Internet Routing Table: 1885 Average APNIC Region AS path length visible: 4.4 Max APNIC Region AS path length visible: 34 Number of APNIC region 32-bit ASNs visible in the Routing Table: 9660 Number of APNIC addresses announced to Internet: 761325824 Equivalent to 45 /8s, 96 /16s and 233 /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: 277425 Total ARIN prefixes after maximum aggregation: 125425 ARIN Deaggregation factor: 2.21 Prefixes being announced from the ARIN address blocks: 281692 Unique aggregates announced from the ARIN address blocks: 134849 ARIN Region origin ASes present in the Internet Routing Table: 19078 ARIN Prefixes per ASN: 14.77 ARIN Region origin ASes announcing only one prefix: 6951 ARIN Region transit ASes present in the Internet Routing Table: 1888 Average ARIN Region AS path length visible: 4.4 Max ARIN Region AS path length visible: 24 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4948 Number of ARIN addresses announced to Internet: 1266280704 Equivalent to 75 /8s, 121 /16s and 233 /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: 265379 Total RIPE prefixes after maximum aggregation: 128086 RIPE Deaggregation factor: 2.07 Prefixes being announced from the RIPE address blocks: 260990 Unique aggregates announced from the RIPE address blocks: 165735 RIPE Region origin ASes present in the Internet Routing Table: 28657 RIPE Prefixes per ASN: 9.11 RIPE Region origin ASes announcing only one prefix: 12115 RIPE Region transit ASes present in the Internet Routing Table: 3904 Average RIPE Region AS path length visible: 4.9 Max RIPE Region AS path length visible: 34 Number of RIPE region 32-bit ASNs visible in the Routing Table: 11903 Number of RIPE addresses announced to Internet: 716106752 Equivalent to 42 /8s, 174 /16s and 236 /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: 121762 Total LACNIC prefixes after maximum aggregation: 28413 LACNIC Deaggregation factor: 4.29 Prefixes being announced from the LACNIC address blocks: 119703 Unique aggregates announced from the LACNIC address blocks: 48080 LACNIC Region origin ASes present in the Internet Routing Table: 11140 LACNIC Prefixes per ASN: 10.75 LACNIC Region origin ASes announcing only one prefix: 2656 LACNIC Region transit ASes present in the Internet Routing Table: 2433 Average LACNIC Region AS path length visible: 5.2 Max LACNIC Region AS path length visible: 48 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 9038 Number of LACNIC addresses announced to Internet: 177923840 Equivalent to 10 /8s, 154 /16s and 231 /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: 31858 Total AfriNIC prefixes after maximum aggregation: 6290 AfriNIC Deaggregation factor: 5.06 Prefixes being announced from the AfriNIC address blocks: 42432 Unique aggregates announced from the AfriNIC address blocks: 13900 AfriNIC Region origin ASes present in the Internet Routing Table: 1871 AfriNIC Prefixes per ASN: 22.68 AfriNIC Region origin ASes announcing only one prefix: 670 AfriNIC Region transit ASes present in the Internet Routing Table: 357 Average AfriNIC Region AS path length visible: 5.3 Max AfriNIC Region AS path length visible: 93 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1231 Number of AfriNIC addresses announced to Internet: 104545536 Equivalent to 6 /8s, 59 /16s and 61 /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 9885 8746 75 CHINAMOBILE-CN China Mobile Communication 7545 5667 841 662 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4269 347 23 FPT-AS-AP FPT Telecom Company, VN 7552 3967 1331 22 VIETEL-AS-AP Viettel Group, VN 9498 3787 507 259 BBIL-AP BHARTI Airtel Ltd., IN 7713 3647 1044 67 TELKOMNET-AS-AP PT Telekomunikasi Indones 45899 3244 1841 106 VNPT-AS-VN VNPT Corp, VN 24560 2812 856 450 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd., 4755 2199 434 200 TATACOMM-AS TATA Communications formerly 45090 2189 1438 79 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 10501 11592 3739 AMAZON-02, US 11492 4628 308 545 CABLEONE, US 7155 4166 287 88 VIASAT-SP-BACKBONE, US 174 3950 8786 891 COGENT-174, US 6327 3596 1320 79 SHAW, CA 22773 3424 3037 187 ASN-CXA-ALL-CCI-22773-RDC, US 749 3256 54898 2508 DNIC-AS-00749, US 16625 2961 1267 2143 AKAMAI-AS, US 7018 2958 23677 1854 ATT-INTERNET4, US 396982 2769 3585 416 GOOGLE-CLOUD-PLATFORM, 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 7713 1708 145 UNI2-AS, ES 39891 4406 265 62 ALJAWWALSTC-AS, SA 20940 3806 3396 129 AKAMAI-ASN1, NL 9009 3605 307 1844 M247, RO 12389 2862 2291 857 ROSTELECOM-AS, RU 34984 2327 360 591 TELLCOM-AS, TR 8551 1786 368 35 BEZEQ-INTERNATIONAL-AS Bezeqint Internet 212238 1752 125 1286 CDNEXT, GB 13188 1607 100 26 TRIOLAN, UA 8452 1579 1852 14 TE-AS TE-AS, EG 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 11858 3290 517 UNINET, MX 10620 3531 493 934 Telmex Colombia S.A., CO 13999 2549 619 39 Mega Cable, S.A. de C.V., MX 11830 2005 369 64 Instituto Costarricense de Electricidad y 28573 1342 2310 258 Claro NXT Telecomunicacoes Ltda, BR 3816 1321 777 199 COLOMBIA TELECOMUNICACIONES S.A. ESP, CO 6503 1107 311 480 Axtel, S.A.B. de C.V., MX 26615 1085 2503 53 TIM SA, BR 19037 1084 278 31 AMX Argentina S.A., AR 6147 1080 369 22 Telefonica del Peru S.A.A., PE 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 24863 1615 389 16 LINKdotNET-AS, EG 24835 1555 593 29 RAYA-AS, EG 36992 1412 1519 283 ETISALAT-MISR, EG 29571 1313 83 76 ORANGE-COTE-IVOIRE, CI 36903 1249 554 96 MT-MPLS, MA 36935 939 521 42 Vodafone-, EG 6713 555 1861 35 IAM-AS, MA 36914 542 82 3 KENET-AS, KE 37342 517 32 1 MOVITEL, MZ 15399 513 56 58 WANANCHI-, 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 11858 3290 517 UNINET, MX 16509 10501 11592 3739 AMAZON-02, US 9808 9885 8746 75 CHINAMOBILE-CN China Mobile Communication 12479 7713 1708 145 UNI2-AS, ES 7545 5667 841 662 TPG-INTERNET-AP TPG Telecom Limited, AU 11492 4628 308 545 CABLEONE, US 39891 4406 265 62 ALJAWWALSTC-AS, SA 18403 4269 347 23 FPT-AS-AP FPT Telecom Company, VN 7155 4166 287 88 VIASAT-SP-BACKBONE, US 7552 3967 1331 22 VIETEL-AS-AP Viettel Group, VN 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 9885 9810 CHINAMOBILE-CN China Mobile Communications Grou 12479 7713 7568 UNI2-AS, ES 16509 10501 6762 AMAZON-02, US 7545 5667 5005 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4406 4344 ALJAWWALSTC-AS, SA 18403 4269 4246 FPT-AS-AP FPT Telecom Company, VN 11492 4628 4083 CABLEONE, US 7155 4166 4078 VIASAT-SP-BACKBONE, US 7552 3967 3945 VIETEL-AS-AP Viettel Group, VN 20940 3806 3677 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: 6939 HURRICANE, US 23.130.112.0/24 Origin: 62390 NEXONHOST, RO 23.130.112.0/24 Transit: 9002 RETN-AS, GB 23.130.240.0/24 Origin: 14315 1GSERVERS, US 23.130.240.0/24 Transit: 6453 AS6453, US 23.137.192.0/24 Origin: 31798 DATACITY, CA 23.137.192.0/24 Transit: 6461 ZAYO-6461, US 23.140.216.0/24 Origin: 27176 DATAWAGON, US 23.140.216.0/24 Transit: 20278 NEXEON, 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 /10:37 /11:92 /12:294 /13:574 /14:1162 /15:2049 /16:13111 /17:8127 /18:13550 /19:24329 /20:43112 /21:51237 /22:110824 /23:99303 /24:579749 /25:0 /26:0 /27:0 /28:0 /29:1 /30:7 /31:0 /32:0 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 12479 6799 7713 UNI2-AS, ES 8151 5945 11858 UNINET, MX 11492 3539 4628 CABLEONE, US 6327 3392 3596 SHAW, CA 39891 3232 4406 ALJAWWALSTC-AS, SA 7155 3111 4166 VIASAT-SP-BACKBONE, US 22773 2561 3424 ASN-CXA-ALL-CCI-22773-RDC, US 30036 2165 2503 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2160 3531 Telmex Colombia S.A., CO 16509 2143 10501 AMAZON-02, US Complete listing at https://bgp.nsrc.org/REN/Singapore/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:2280 2:1502 3:405 4:6 5:4382 6:162 7:6 8:1509 9:1 11:172 12:1430 13:358 14:2355 15:324 16:258 17:363 18:862 20:405 21:4 22:188 23:6870 24:2703 25:2 27:2629 29:19 31:2638 32:44 34:68 35:137 36:2340 37:4494 38:8289 39:915 40:150 41:4111 42:2028 43:2399 44:329 45:17362 46:4554 47:300 49:1975 50:1844 51:579 52:1578 54:317 55:948 56:8 57:214 58:2154 59:1199 60:1059 61:2688 62:2765 63:1852 64:5439 65:2274 66:4615 67:3007 68:1347 69:4020 70:1152 71:554 72:2855 74:2629 75:1561 76:614 77:2501 78:1788 79:1796 80:2165 81:2020 82:1666 83:1367 84:1698 85:3158 86:956 87:2025 88:1247 89:4206 90:699 91:8191 92:2372 93:2656 94:3729 95:4207 96:1276 97:317 98:1048 99:738 100:73 101:1161 102:3296 103:32222 104:4706 105:697 106:1004 107:2478 108:1161 109:4057 110:2139 111:3214 112:2050 113:1806 114:1816 115:2041 116:1938 117:2647 118:2807 119:1983 120:1799 121:1297 122:2700 123:2252 124:1609 125:2830 126:64 128:1359 129:932 130:1179 131:1862 132:815 133:429 134:1655 135:312 136:1122 137:1063 138:2847 139:1525 140:1416 141:1390 142:1667 143:1632 144:1023 145:363 146:2094 147:2025 148:2557 149:2767 150:1055 151:1354 152:2230 153:521 154:6496 155:1436 156:2388 157:1890 158:1175 159:2427 160:2969 161:1694 162:3547 163:1736 164:1683 165:2147 166:1268 167:1839 168:4040 169:802 170:4920 171:1034 172:3891 173:3075 174:901 175:1246 176:3447 177:4659 178:3630 179:2206 180:2419 181:3822 182:3329 183:1980 184:2261 185:20923 186:4970 187:4349 188:4095 189:4117 190:9500 191:1527 192:11014 193:9221 194:7473 195:5303 196:3209 197:2731 198:5892 199:8021 200:8024 201:6276 202:10217 203:10337 204:4525 205:3653 206:4459 207:3528 208:4152 209:5022 210:4520 211:2541 212:4389 213:3636 214:1060 215:49 216:6727 217:2939 218:1328 219:433 220:1812 221:1035 222:699 223:2219 End of report