IPv4 R&E Routing Table Report 23:05 GMT Wed 16 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: 955796 Prefixes after maximum aggregation (per Origin AS): 365932 Deaggregation factor: 2.61 Unique aggregates announced (without unneeded subnets): 467770 Number of IPv4 prefixes with a valid ROA: 504791 Number of IPv4 prefixes with an invalid ROA: 1197 Number of IPv4 prefixes with no ROA: 449808 Total ASes present in the Internet Routing Table: 76124 Prefixes per ASN: 12.56 Origin-only ASes present in the Internet Routing Table: 65415 Origin ASes announcing only one prefix: 26799 Transit ASes present in the Internet Routing Table: 10709 Transit-only ASes present in the Internet Routing Table: 505 Paths with bogon ASNs present in the IPv4 Routing Table: 13 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: 983 Number of instances of unregistered ASNs: 994 Number of 32-bit ASNs allocated by the RIRs: 45556 Number of 32-bit ASNs visible in the Routing Table: 37183 Prefixes from 32-bit ASNs in the Routing Table: 192803 Number of bogon 32-bit ASNs visible in the Routing Table: 28 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 524 Number of addresses announced to Internet: 3027032832 Equivalent to 180 /8s, 108 /16s and 219 /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: 313519 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 252110 Total APNIC prefixes after maximum aggregation: 74892 APNIC Deaggregation factor: 3.37 Prefixes being announced from the APNIC address blocks: 244194 Unique aggregates announced from the APNIC address blocks: 100973 APNIC Region origin ASes present in the Internet Routing Table: 14315 APNIC Prefixes per ASN: 17.06 APNIC Region origin ASes announcing only one prefix: 4360 APNIC Region transit ASes present in the Internet Routing Table: 1899 Average APNIC Region AS path length visible: 4.5 Max APNIC Region AS path length visible: 38 Number of APNIC region 32-bit ASNs visible in the Routing Table: 9807 Number of APNIC addresses announced to Internet: 756186368 Equivalent to 45 /8s, 18 /16s and 125 /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: 280359 Total ARIN prefixes after maximum aggregation: 125798 ARIN Deaggregation factor: 2.23 Prefixes being announced from the ARIN address blocks: 283464 Unique aggregates announced from the ARIN address blocks: 135393 ARIN Region origin ASes present in the Internet Routing Table: 19129 ARIN Prefixes per ASN: 14.82 ARIN Region origin ASes announcing only one prefix: 6974 ARIN Region transit ASes present in the Internet Routing Table: 1900 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: 5027 Number of ARIN addresses announced to Internet: 1266553600 Equivalent to 75 /8s, 126 /16s and 19 /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: 267098 Total RIPE prefixes after maximum aggregation: 129236 RIPE Deaggregation factor: 2.07 Prefixes being announced from the RIPE address blocks: 263851 Unique aggregates announced from the RIPE address blocks: 168173 RIPE Region origin ASes present in the Internet Routing Table: 28748 RIPE Prefixes per ASN: 9.18 RIPE Region origin ASes announcing only one prefix: 12136 RIPE Region transit ASes present in the Internet Routing Table: 3916 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: 12038 Number of RIPE addresses announced to Internet: 722250240 Equivalent to 43 /8s, 12 /16s and 170 /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: 122280 Total LACNIC prefixes after maximum aggregation: 28816 LACNIC Deaggregation factor: 4.24 Prefixes being announced from the LACNIC address blocks: 119957 Unique aggregates announced from the LACNIC address blocks: 48550 LACNIC Region origin ASes present in the Internet Routing Table: 11158 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: 2455 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: 9059 Number of LACNIC addresses announced to Internet: 177549568 Equivalent to 10 /8s, 149 /16s and 49 /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: 32966 Total AfriNIC prefixes after maximum aggregation: 6551 AfriNIC Deaggregation factor: 5.03 Prefixes being announced from the AfriNIC address blocks: 43806 Unique aggregates announced from the AfriNIC address blocks: 14242 AfriNIC Region origin ASes present in the Internet Routing Table: 1886 AfriNIC Prefixes per ASN: 23.23 AfriNIC Region origin ASes announcing only one prefix: 688 AfriNIC Region transit ASes present in the Internet Routing Table: 360 Average AfriNIC Region AS path length visible: 5.5 Max AfriNIC Region AS path length visible: 53 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1252 Number of AfriNIC addresses announced to Internet: 104210432 Equivalent to 6 /8s, 54 /16s and 32 /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 10100 8750 75 CHINAMOBILE-CN China Mobile Communication 7545 5978 840 656 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4527 347 23 FPT-AS-AP FPT Telecom Company, VN 7552 3974 1331 25 VIETEL-AS-AP Viettel Group, VN 9498 3842 511 269 BBIL-AP BHARTI Airtel Ltd., IN 7713 3646 1036 72 TELKOMNET-AS-AP PT Telekomunikasi Indones 45899 3252 1841 105 VNPT-AS-VN VNPT Corp, VN 24560 2777 828 540 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 10856 11907 3801 AMAZON-02, US 11492 4660 310 547 CABLEONE, US 174 4471 8764 864 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 3197 23677 1976 ATT-INTERNET4, US 396982 2866 3652 421 GOOGLE-CLOUD-PLATFORM, US 16625 2789 1216 2093 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 7640 1709 143 UNI2-AS, ES 39891 4668 282 60 ALJAWWALSTC-AS, SA 20940 3793 3395 125 AKAMAI-ASN1, NL 9009 3650 315 1863 M247, RO 12389 2952 2295 883 ROSTELECOM-AS, RU 34984 2333 357 579 TELLCOM-AS, TR 212238 1785 130 1324 CDNEXT, GB 13188 1606 100 30 TRIOLAN, UA 8452 1579 1852 14 TE-AS TE-AS, EG 8551 1472 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 11539 3240 508 UNINET, MX 10620 3546 494 937 Telmex Colombia S.A., CO 13999 2534 534 357 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 1314 778 195 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC, 6503 1150 374 163 Axtel, S.A.B. de C.V., MX 6147 1107 369 22 Telefonica del Peru S.A.A., PE 22884 1057 97 373 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 1615 389 16 LINKdotNET-AS, EG 36992 1414 1519 283 ETISALAT-MISR, EG 29571 1348 85 63 ORANGE-COTE-IVOIRE, CI 36903 1249 554 96 MT-MPLS, MA 36935 992 523 47 Vodafone-, EG 37069 639 1099 13 MOBINIL, EG 6713 555 1861 35 IAM-AS, MA 36914 523 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 11539 3240 508 UNINET, MX 16509 10856 11907 3801 AMAZON-02, US 9808 10100 8750 75 CHINAMOBILE-CN China Mobile Communication 12479 7640 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 4527 347 23 FPT-AS-AP FPT Telecom Company, VN 174 4471 8764 864 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 10100 10025 CHINAMOBILE-CN China Mobile Communications Grou 12479 7640 7497 UNI2-AS, ES 16509 10856 7055 AMAZON-02, US 7545 5978 5322 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4668 4608 ALJAWWALSTC-AS, SA 18403 4527 4504 FPT-AS-AP FPT Telecom Company, VN 11492 4660 4113 CABLEONE, US 7155 4163 4078 VIASAT-SP-BACKBONE, US 7552 3974 3949 VIETEL-AS-AP Viettel Group, VN 20940 3793 3668 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 /16:13154 /17:8159 /18:13594 /19:24207 /20:43629 /21:51612 /22:111558 /23:99249 /24:586376 /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 6705 7640 UNI2-AS, ES 8151 5723 11539 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 2543 3411 ASN-CXA-ALL-CCI-22773-RDC, US 16509 2215 10856 AMAZON-02, US 30036 2176 2515 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) ---------------------------------------------- 1:2274 2:1531 3:499 4:8 5:4463 6:169 7:6 8:1509 9:1 11:172 12:1422 13:372 14:2430 15:330 16:264 17:356 18:891 20:421 21:4 22:188 23:6865 24:2647 25:2 27:2655 29:19 31:2839 32:44 34:73 35:141 36:2360 37:4488 38:8663 39:916 40:154 41:4129 42:2171 43:2408 44:336 45:17589 46:4658 47:302 49:2006 50:1875 51:581 52:1578 54:317 55:956 56:8 57:222 58:2180 59:1199 60:1139 61:2765 62:2791 63:1851 64:5406 65:2273 66:4645 67:2999 68:1332 69:4009 70:1130 71:568 72:2861 74:2776 75:1626 76:632 77:2570 78:1865 79:1657 80:2174 81:2022 82:1751 83:1365 84:1741 85:3073 86:981 87:2154 88:1260 89:4344 90:679 91:8233 92:2598 93:2795 94:3776 95:4294 96:1260 97:316 98:1075 99:739 100:74 101:1164 102:3419 103:32245 104:4451 105:711 106:984 107:2388 108:1162 109:3997 110:2197 111:3311 112:2046 113:1775 114:1918 115:2111 116:1950 117:2719 118:2872 119:1984 120:1868 121:1339 122:2688 123:2135 124:1615 125:2829 126:64 128:1401 129:929 130:1232 131:1828 132:807 133:444 134:1518 135:313 136:1221 137:1086 138:2876 139:1517 140:1462 141:1443 142:1773 143:1589 144:1026 145:387 146:2081 147:2044 148:2539 149:2810 150:1066 151:1378 152:2098 153:499 154:7010 155:1490 156:2578 157:1831 158:1208 159:2434 160:3195 161:1761 162:3556 163:1749 164:1932 165:2135 166:1293 167:1850 168:4053 169:784 170:4943 171:1031 172:3885 173:3105 174:904 175:1270 176:3466 177:4786 178:3551 179:2212 180:2486 181:3910 182:3315 183:2054 184:2258 185:21106 186:5001 187:4220 188:4219 189:4076 190:9643 191:1528 192:11045 193:9259 194:7588 195:5394 196:3232 197:3096 198:5914 199:8167 200:7993 201:6239 202:10225 203:10356 204:4611 205:3638 206:4584 207:3574 208:4187 209:5131 210:4502 211:2562 212:4483 213:3625 214:1073 215:48 216:6631 217:3003 218:1319 219:394 220:2069 221:1047 222:709 223:2251 End of report