IPv4 R&E Routing Table Report 23:05 GMT Wed 20 Nov, 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: 960235 Prefixes after maximum aggregation (per Origin AS): 367643 Deaggregation factor: 2.61 Unique aggregates announced (without unneeded subnets): 470543 Number of IPv4 prefixes with a valid ROA: 510022 Number of IPv4 prefixes with an invalid ROA: 1210 Number of IPv4 prefixes with no ROA: 449003 Total ASes present in the Internet Routing Table: 76268 Prefixes per ASN: 12.59 Origin-only ASes present in the Internet Routing Table: 65509 Origin ASes announcing only one prefix: 26822 Transit ASes present in the Internet Routing Table: 10759 Transit-only ASes present in the Internet Routing Table: 508 Paths with bogon ASNs present in the IPv4 Routing Table: 20 Average AS path length visible in the Internet Routing Table: 4.8 Max AS path length visible: 77 Max AS path prepend of ASN ( 37447) 73 Prefixes from unregistered ASNs in the Routing Table: 1047 Number of instances of unregistered ASNs: 1060 Number of 32-bit ASNs allocated by the RIRs: 45852 Number of 32-bit ASNs visible in the Routing Table: 37395 Prefixes from 32-bit ASNs in the Routing Table: 194458 Number of bogon 32-bit ASNs visible in the Routing Table: 37 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 493 Number of addresses announced to Internet: 3026095360 Equivalent to 180 /8s, 94 /16s and 141 /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: 314801 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 252691 Total APNIC prefixes after maximum aggregation: 75135 APNIC Deaggregation factor: 3.36 Prefixes being announced from the APNIC address blocks: 244977 Unique aggregates announced from the APNIC address blocks: 101531 APNIC Region origin ASes present in the Internet Routing Table: 14364 APNIC Prefixes per ASN: 17.05 APNIC Region origin ASes announcing only one prefix: 4386 APNIC Region transit ASes present in the Internet Routing Table: 1905 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: 9863 Number of APNIC addresses announced to Internet: 755816448 Equivalent to 45 /8s, 12 /16s and 216 /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: 281944 Total ARIN prefixes after maximum aggregation: 126228 ARIN Deaggregation factor: 2.23 Prefixes being announced from the ARIN address blocks: 284281 Unique aggregates announced from the ARIN address blocks: 136202 ARIN Region origin ASes present in the Internet Routing Table: 19149 ARIN Prefixes per ASN: 14.85 ARIN Region origin ASes announcing only one prefix: 6977 ARIN Region transit ASes present in the Internet Routing Table: 1912 Average ARIN Region AS path length visible: 4.5 Max ARIN Region AS path length visible: 25 Number of ARIN region 32-bit ASNs visible in the Routing Table: 5058 Number of ARIN addresses announced to Internet: 1266624768 Equivalent to 75 /8s, 127 /16s and 41 /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, 45/8, 47/8, 48/8, 50/8, 52/8, 54/8, 55/8, 56/8, 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: 268345 Total RIPE prefixes after maximum aggregation: 129980 RIPE Deaggregation factor: 2.06 Prefixes being announced from the RIPE address blocks: 265336 Unique aggregates announced from the RIPE address blocks: 169143 RIPE Region origin ASes present in the Internet Routing Table: 28794 RIPE Prefixes per ASN: 9.21 RIPE Region origin ASes announcing only one prefix: 12130 RIPE Region transit ASes present in the Internet Routing Table: 3936 Average RIPE Region AS path length visible: 5.1 Max RIPE Region AS path length visible: 27 Number of RIPE region 32-bit ASNs visible in the Routing Table: 12123 Number of RIPE addresses announced to Internet: 721981696 Equivalent to 43 /8s, 8 /16s and 145 /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, 53/8, 57/8, 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: 122623 Total LACNIC prefixes after maximum aggregation: 29043 LACNIC Deaggregation factor: 4.22 Prefixes being announced from the LACNIC address blocks: 120167 Unique aggregates announced from the LACNIC address blocks: 48764 LACNIC Region origin ASes present in the Internet Routing Table: 11167 LACNIC Prefixes per ASN: 10.76 LACNIC Region origin ASes announcing only one prefix: 2635 LACNIC Region transit ASes present in the Internet Routing Table: 2468 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: 9085 Number of LACNIC addresses announced to Internet: 177362176 Equivalent to 10 /8s, 146 /16s and 85 /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: 33585 Total AfriNIC prefixes after maximum aggregation: 6605 AfriNIC Deaggregation factor: 5.08 Prefixes being announced from the AfriNIC address blocks: 44981 Unique aggregates announced from the AfriNIC address blocks: 14488 AfriNIC Region origin ASes present in the Internet Routing Table: 1904 AfriNIC Prefixes per ASN: 23.62 AfriNIC Region origin ASes announcing only one prefix: 694 AfriNIC Region transit ASes present in the Internet Routing Table: 362 Average AfriNIC Region AS path length visible: 5.5 Max AfriNIC Region AS path length visible: 77 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1266 Number of AfriNIC addresses announced to Internet: 104053504 Equivalent to 6 /8s, 51 /16s and 187 /24s AfriNIC AS Blocks 36864-37887, 327680-329727 & ERX transfers AfriNIC Address Blocks 41/8, 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 10045 8752 84 CHINAMOBILE-CN China Mobile Communication 7545 6108 842 659 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4406 347 23 FPT-AS-AP FPT Telecom Company, VN 7552 3905 1331 25 VIETEL-AS-AP Viettel Group, VN 9498 3901 514 283 BBIL-AP BHARTI Airtel Ltd., IN 7713 3689 1037 73 TELKOMNET-AS-AP PT Telekomunikasi Indones 45899 3246 1869 100 VNPT-AS-VN VNPT Corp, VN 24560 2794 833 542 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd., 4755 2213 434 195 TATACOMM-AS TATA Communications formerly 45090 2206 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 11000 11949 3928 AMAZON-02, US 11492 4677 311 552 CABLEONE, US 174 4578 8764 871 COGENT-174, US 7155 4168 287 85 VIASAT-SP-BACKBONE, US 6327 3605 1320 79 SHAW, CA 22773 3409 3037 186 ASN-CXA-ALL-CCI-22773-RDC, US 749 3262 54895 2509 DNIC-AS-00749, US 7018 3188 23577 2020 ATT-INTERNET4, US 396982 2881 3655 430 GOOGLE-CLOUD-PLATFORM, US 16625 2804 1223 2099 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 7661 1709 143 UNI2-AS, ES 39891 4749 290 61 ALJAWWALSTC-AS, SA 20940 3879 3395 126 AKAMAI-ASN1, NL 9009 3668 316 1859 M247, RO 12389 2949 2295 875 ROSTELECOM-AS, RU 34984 2340 359 578 TELLCOM-AS, TR 212238 1831 133 1353 CDNEXT, GB 13188 1607 100 26 TRIOLAN, UA 8452 1605 1852 14 TE-AS TE-AS, EG 62240 1468 97 728 CLOUVIDER Clouvider - Global ASN, GB 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 11466 3223 612 UNINET, MX 10620 3543 494 943 Telmex Colombia S.A., CO 13999 2537 535 367 Mega Cable, S.A. de C.V., MX 11830 2005 369 64 Instituto Costarricense de Electricidad y 3816 1324 782 200 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC, 28573 1322 2310 261 Claro NXT Telecomunicacoes Ltda, BR 6503 1155 374 163 Axtel, S.A.B. de C.V., MX 6147 1119 371 22 Telefonica del Peru S.A.A., PE 22884 1064 98 373 TOTAL PLAY TELECOMUNICACIONES SA DE CV, M 26615 1018 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 1659 593 29 RAYA-AS, EG 24863 1647 389 16 LINKdotNET-AS, EG 36992 1421 1518 288 ETISALAT-MISR, EG 29571 1401 89 59 ORANGE-COTE-IVOIRE, CI 36903 1249 554 96 MT-MPLS, MA 36935 999 520 40 Vodafone-, EG 37069 886 1083 15 MOBINIL, EG 20011 565 139 330 INTERNET-SOLUTIONS, ZA 6713 556 1861 35 IAM-AS, MA 36914 549 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 11466 3223 612 UNINET, MX 16509 11000 11949 3928 AMAZON-02, US 9808 10045 8752 84 CHINAMOBILE-CN China Mobile Communication 12479 7661 1709 143 UNI2-AS, ES 7545 6108 842 659 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4749 290 61 ALJAWWALSTC-AS, SA 11492 4677 311 552 CABLEONE, US 174 4578 8764 871 COGENT-174, US 18403 4406 347 23 FPT-AS-AP FPT Telecom Company, VN 7155 4168 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 10045 9961 CHINAMOBILE-CN China Mobile Communications Grou 12479 7661 7518 UNI2-AS, ES 16509 11000 7072 AMAZON-02, US 7545 6108 5449 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4749 4688 ALJAWWALSTC-AS, SA 18403 4406 4383 FPT-AS-AP FPT Telecom Company, VN 11492 4677 4125 CABLEONE, US 7155 4168 4083 VIASAT-SP-BACKBONE, US 7552 3905 3880 VIETEL-AS-AP Viettel Group, VN 20940 3879 3753 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 23.139.32.0/24 Origin: 14727 RESERVED, ZZ 23.139.32.0/24 Transit: 174 COGENT-174, 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 /13:574 /14:1168 /15:2054 /16:13121 /17:8148 /18:13581 /19:24240 /20:43930 /21:51711 /22:111627 /23:99521 /24:590106 /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 6668 7661 UNI2-AS, ES 8151 5665 11466 UNINET, MX 11492 3555 4677 CABLEONE, US 39891 3440 4749 ALJAWWALSTC-AS, SA 6327 3400 3605 SHAW, CA 7155 3112 4168 VIASAT-SP-BACKBONE, US 22773 2540 3409 ASN-CXA-ALL-CCI-22773-RDC, US 16509 2248 11000 AMAZON-02, US 30036 2201 2541 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2173 3543 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) ---------------------------------------------- 1:2278 2:1542 3:515 4:8 5:4438 6:166 7:6 8:1492 9:1 11:172 12:1413 13:360 14:2462 15:336 16:269 17:357 18:904 20:441 21:4 22:188 23:6999 24:2650 25:2 27:2644 29:19 31:3013 32:37 34:73 35:171 36:2370 37:4468 38:8943 39:891 40:149 41:4121 42:2084 43:2450 44:339 45:17687 46:4782 47:297 49:2009 50:1839 51:583 52:1574 54:315 55:970 56:8 57:229 58:2180 59:1180 60:1149 61:2784 62:2818 63:1841 64:5403 65:2270 66:4614 67:3015 68:1311 69:3987 70:1116 71:590 72:2859 74:2779 75:1629 76:635 77:2543 78:1877 79:1580 80:2200 81:2046 82:1758 83:1394 84:1761 85:3132 86:958 87:2155 88:1253 89:4360 90:725 91:8252 92:2597 93:2827 94:3845 95:4213 96:1246 97:313 98:1069 99:735 100:72 101:1413 102:3423 103:32262 104:4434 105:729 106:984 107:2396 108:1174 109:4043 110:2234 111:3306 112:2040 113:1775 114:1936 115:2154 116:1980 117:2714 118:2865 119:1972 120:1836 121:1351 122:2695 123:2150 124:1616 125:2840 126:62 128:1421 129:931 130:1252 131:1880 132:804 133:446 134:1525 135:318 136:1259 137:1096 138:2855 139:1535 140:1492 141:1447 142:1828 143:1596 144:1026 145:406 146:2095 147:2047 148:2576 149:2829 150:1146 151:1458 152:2107 153:498 154:7296 155:1564 156:2830 157:1845 158:1219 159:2426 160:3299 161:1737 162:3568 163:1764 164:1940 165:2139 166:1334 167:1850 168:4095 169:791 170:5001 171:994 172:3917 173:3132 174:920 175:1268 176:3532 177:4803 178:3707 179:2276 180:2544 181:3924 182:3351 183:2052 184:2264 185:21229 186:5006 187:4217 188:4214 189:4094 190:9606 191:1505 192:11155 193:9247 194:7621 195:5396 196:3194 197:3235 198:5897 199:8190 200:7970 201:6309 202:10243 203:10437 204:4620 205:3644 206:4604 207:3493 208:4236 209:5086 210:4512 211:2521 212:4541 213:3680 214:1054 215:47 216:6594 217:3080 218:1321 219:395 220:2091 221:1051 222:710 223:2283 End of report