IPv4 R&E Routing Table Report 23:05 GMT Thu 01 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: 946084 Prefixes after maximum aggregation (per Origin AS): 362443 Deaggregation factor: 2.61 Unique aggregates announced (without unneeded subnets): 464575 Number of IPv4 prefixes with a valid ROA: 488914 Number of IPv4 prefixes with an invalid ROA: 1047 Number of IPv4 prefixes with no ROA: 456123 Total ASes present in the Internet Routing Table: 75777 Prefixes per ASN: 12.49 Origin-only ASes present in the Internet Routing Table: 65145 Origin ASes announcing only one prefix: 26695 Transit ASes present in the Internet Routing Table: 10632 Transit-only ASes present in the Internet Routing Table: 513 Paths with bogon ASNs present in the IPv4 Routing Table: 19 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: 985 Number of instances of unregistered ASNs: 998 Number of 32-bit ASNs allocated by the RIRs: 45064 Number of 32-bit ASNs visible in the Routing Table: 36725 Prefixes from 32-bit ASNs in the Routing Table: 188990 Number of bogon 32-bit ASNs visible in the Routing Table: 41 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 544 Number of addresses announced to Internet: 3025640704 Equivalent to 180 /8s, 87 /16s and 157 /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: 310626 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 249841 Total APNIC prefixes after maximum aggregation: 74137 APNIC Deaggregation factor: 3.37 Prefixes being announced from the APNIC address blocks: 241832 Unique aggregates announced from the APNIC address blocks: 101926 APNIC Region origin ASes present in the Internet Routing Table: 14184 APNIC Prefixes per ASN: 17.05 APNIC Region origin ASes announcing only one prefix: 4320 APNIC Region transit ASes present in the Internet Routing Table: 1874 Average APNIC Region AS path length visible: 4.5 Max APNIC Region AS path length visible: 34 Number of APNIC region 32-bit ASNs visible in the Routing Table: 9656 Number of APNIC addresses announced to Internet: 761552640 Equivalent to 45 /8s, 100 /16s and 95 /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: 276927 Total ARIN prefixes after maximum aggregation: 125155 ARIN Deaggregation factor: 2.21 Prefixes being announced from the ARIN address blocks: 281326 Unique aggregates announced from the ARIN address blocks: 134889 ARIN Region origin ASes present in the Internet Routing Table: 19060 ARIN Prefixes per ASN: 14.76 ARIN Region origin ASes announcing only one prefix: 6938 ARIN Region transit ASes present in the Internet Routing Table: 1894 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: 4930 Number of ARIN addresses announced to Internet: 1266479616 Equivalent to 75 /8s, 124 /16s and 242 /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: 265100 Total RIPE prefixes after maximum aggregation: 127841 RIPE Deaggregation factor: 2.07 Prefixes being announced from the RIPE address blocks: 260860 Unique aggregates announced from the RIPE address blocks: 165532 RIPE Region origin ASes present in the Internet Routing Table: 28651 RIPE Prefixes per ASN: 9.10 RIPE Region origin ASes announcing only one prefix: 12119 RIPE Region transit ASes present in the Internet Routing Table: 3915 Average RIPE Region AS path length visible: 4.9 Max RIPE Region AS path length visible: 40 Number of RIPE region 32-bit ASNs visible in the Routing Table: 11893 Number of RIPE addresses announced to Internet: 714560000 Equivalent to 42 /8s, 151 /16s and 82 /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: 121597 Total LACNIC prefixes after maximum aggregation: 28403 LACNIC Deaggregation factor: 4.28 Prefixes being announced from the LACNIC address blocks: 119551 Unique aggregates announced from the LACNIC address blocks: 48031 LACNIC Region origin ASes present in the Internet Routing Table: 11123 LACNIC Prefixes per ASN: 10.75 LACNIC Region origin ASes announcing only one prefix: 2652 LACNIC Region transit ASes present in the Internet Routing Table: 2431 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: 9020 Number of LACNIC addresses announced to Internet: 177963776 Equivalent to 10 /8s, 155 /16s and 131 /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: 31634 Total AfriNIC prefixes after maximum aggregation: 6262 AfriNIC Deaggregation factor: 5.05 Prefixes being announced from the AfriNIC address blocks: 41971 Unique aggregates announced from the AfriNIC address blocks: 13748 AfriNIC Region origin ASes present in the Internet Routing Table: 1863 AfriNIC Prefixes per ASN: 22.53 AfriNIC Region origin ASes announcing only one prefix: 666 AfriNIC Region transit ASes present in the Internet Routing Table: 358 Average AfriNIC Region AS path length visible: 5.4 Max AfriNIC Region AS path length visible: 93 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1226 Number of AfriNIC addresses announced to Internet: 104719104 Equivalent to 6 /8s, 61 /16s and 227 /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 9860 8746 74 CHINAMOBILE-CN China Mobile Communication 7545 5659 776 660 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4250 347 23 FPT-AS-AP FPT Telecom Company, VN 7552 3964 1331 21 VIETEL-AS-AP Viettel Group, VN 9498 3791 511 261 BBIL-AP BHARTI Airtel Ltd., IN 7713 3637 1044 67 TELKOMNET-AS-AP PT Telekomunikasi Indones 45899 3243 1841 106 VNPT-AS-VN VNPT Corp, VN 24560 2818 860 442 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd., 4755 2197 434 201 TATACOMM-AS TATA Communications formerly 45090 2188 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 10284 11566 3649 AMAZON-02, US 11492 4615 307 554 CABLEONE, US 7155 4166 287 88 VIASAT-SP-BACKBONE, US 174 3844 8788 888 COGENT-174, US 6327 3595 1320 79 SHAW, CA 22773 3423 3037 187 ASN-CXA-ALL-CCI-22773-RDC, US 749 3258 54898 2510 DNIC-AS-00749, US 16625 3002 1299 2178 AKAMAI-AS, US 7018 2960 23677 1854 ATT-INTERNET4, US 396982 2770 3597 417 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 7711 1708 145 UNI2-AS, ES 39891 4521 271 59 ALJAWWALSTC-AS, SA 20940 3811 3396 129 AKAMAI-ASN1, NL 9009 3566 304 1840 M247, RO 12389 2855 2291 857 ROSTELECOM-AS, RU 34984 2332 362 581 TELLCOM-AS, TR 8551 1780 368 35 BEZEQ-INTERNATIONAL-AS Bezeqint Internet 212238 1738 125 1271 CDNEXT, GB 13188 1607 100 26 TRIOLAN, UA 8452 1556 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 11839 3290 519 UNINET, MX 10620 3530 493 933 Telmex Colombia S.A., CO 13999 2554 619 38 Mega Cable, S.A. de C.V., MX 11830 2004 369 64 Instituto Costarricense de Electricidad y 28573 1335 2311 258 Claro NXT Telecomunicacoes Ltda, BR 3816 1315 768 202 COLOMBIA TELECOMUNICACIONES S.A. ESP, CO 6503 1126 314 483 Axtel, S.A.B. de C.V., MX 6147 1100 369 22 Telefonica del Peru S.A.A., PE 26615 1084 2503 53 TIM SA, BR 19037 1079 278 31 AMX Argentina S.A., AR 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 1382 1520 280 ETISALAT-MISR, EG 29571 1298 82 75 ORANGE-COTE-IVOIRE, CI 36903 1249 554 96 MT-MPLS, MA 36935 937 521 42 Vodafone-, EG 6713 556 1861 35 IAM-AS, MA 36914 548 82 3 KENET-AS, KE 37342 512 32 1 MOVITEL, MZ 24757 427 73 5 EthioNet-AS, ET 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 11839 3290 519 UNINET, MX 16509 10284 11566 3649 AMAZON-02, US 9808 9860 8746 74 CHINAMOBILE-CN China Mobile Communication 12479 7711 1708 145 UNI2-AS, ES 7545 5659 776 660 TPG-INTERNET-AP TPG Telecom Limited, AU 11492 4615 307 554 CABLEONE, US 39891 4521 271 59 ALJAWWALSTC-AS, SA 18403 4250 347 23 FPT-AS-AP FPT Telecom Company, VN 7155 4166 287 88 VIASAT-SP-BACKBONE, US 7552 3964 1331 21 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 9860 9786 CHINAMOBILE-CN China Mobile Communications Grou 12479 7711 7566 UNI2-AS, ES 16509 10284 6635 AMAZON-02, US 7545 5659 4999 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4521 4462 ALJAWWALSTC-AS, SA 18403 4250 4227 FPT-AS-AP FPT Telecom Company, VN 7155 4166 4078 VIASAT-SP-BACKBONE, US 11492 4615 4061 CABLEONE, US 7552 3964 3943 VIETEL-AS-AP Viettel Group, VN 20940 3811 3682 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 23.140.216.0/24 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 23.152.48.0/24 Origin: 46167 RESERVED, ZZ 23.152.48.0/24 Transit: 7018 ATT-INTERNET4, US 23.170.224.0/24 Origin: 30168 RESERVED, ZZ 23.170.224.0/24 Transit: 397095 SETSONLLC, 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 /13:573 /14:1161 /15:2051 /16:13115 /17:8142 /18:13562 /19:24310 /20:43113 /21:51243 /22:110666 /23:99195 /24:578490 /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 6797 7711 UNI2-AS, ES 8151 5925 11839 UNINET, MX 11492 3527 4615 CABLEONE, US 6327 3392 3595 SHAW, CA 39891 3361 4521 ALJAWWALSTC-AS, SA 7155 3111 4166 VIASAT-SP-BACKBONE, US 22773 2560 3423 ASN-CXA-ALL-CCI-22773-RDC, US 10620 2159 3530 Telmex Colombia S.A., CO 30036 2156 2495 MEDIACOM-ENTERPRISE-BUSINESS, US 16509 2153 10284 AMAZON-02, US Complete listing at https://bgp.nsrc.org/REN/Singapore/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:2283 2:1502 3:392 4:6 5:4367 6:162 7:6 8:1512 9:1 11:172 12:1433 13:363 14:2340 15:324 16:220 17:364 18:787 20:385 21:4 22:188 23:6896 24:2683 25:2 27:2619 29:19 31:2611 32:44 34:67 35:135 36:2345 37:4489 38:8147 39:912 40:150 41:4084 42:2008 43:2392 44:331 45:17337 46:4568 47:300 49:1969 50:1853 51:576 52:1579 54:319 55:942 56:8 57:214 58:2150 59:1200 60:1059 61:2689 62:2758 63:1852 64:5410 65:2278 66:4617 67:2992 68:1332 69:4012 70:1156 71:557 72:2858 74:2596 75:1557 76:615 77:2500 78:1853 79:1787 80:2171 81:2011 82:1662 83:1362 84:1693 85:3168 86:939 87:2025 88:1246 89:4192 90:698 91:8184 92:2352 93:2717 94:3739 95:4206 96:1277 97:316 98:1044 99:738 100:73 101:1166 102:3292 103:32214 104:4757 105:696 106:1001 107:2496 108:1158 109:4049 110:2119 111:3211 112:2054 113:1808 114:1813 115:2032 116:1938 117:2639 118:2814 119:1978 120:1797 121:1291 122:2699 123:2248 124:1611 125:2828 126:64 128:1355 129:932 130:1174 131:1854 132:812 133:415 134:1714 135:308 136:1126 137:1065 138:2847 139:1523 140:1420 141:1383 142:1672 143:1626 144:1022 145:358 146:2095 147:2007 148:2533 149:2765 150:1034 151:1341 152:2231 153:524 154:6439 155:1431 156:2239 157:1908 158:1175 159:2430 160:2862 161:1711 162:3524 163:1706 164:1680 165:2138 166:1258 167:1827 168:4022 169:803 170:4892 171:1029 172:3875 173:3066 174:898 175:1244 176:3450 177:4599 178:3643 179:2201 180:2425 181:3808 182:3325 183:1979 184:2260 185:20892 186:4941 187:4317 188:4087 189:4131 190:9509 191:1526 192:11015 193:9191 194:7474 195:5303 196:3215 197:2646 198:5917 199:8014 200:8098 201:6307 202:10247 203:10307 204:4535 205:3637 206:4433 207:3496 208:4150 209:4992 210:4475 211:2533 212:4385 213:3621 214:1070 215:48 216:6713 217:2937 218:1328 219:432 220:1809 221:1035 222:699 223:2218 End of report