IPv4 R&E Routing Table Report 23:05 GMT Mon 30 Dec, 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: 967416 Prefixes after maximum aggregation (per Origin AS): 369536 Deaggregation factor: 2.62 Unique aggregates announced (without unneeded subnets): 469375 Number of IPv4 prefixes with a valid ROA: 519990 Number of IPv4 prefixes with an invalid ROA: 1115 Number of IPv4 prefixes with no ROA: 446311 Total ASes present in the Internet Routing Table: 76365 Prefixes per ASN: 12.67 Origin-only ASes present in the Internet Routing Table: 65512 Origin ASes announcing only one prefix: 26837 Transit ASes present in the Internet Routing Table: 10853 Transit-only ASes present in the Internet Routing Table: 519 Paths with bogon ASNs present in the IPv4 Routing Table: 6 Average AS path length visible in the Internet Routing Table: 4.7 Max AS path length visible: 61 Max AS path prepend of ASN ( 37447) 57 Prefixes from unregistered ASNs in the Routing Table: 1035 Number of instances of unregistered ASNs: 1040 Number of 32-bit ASNs allocated by the RIRs: 46009 Number of 32-bit ASNs visible in the Routing Table: 37555 Prefixes from 32-bit ASNs in the Routing Table: 196218 Number of bogon 32-bit ASNs visible in the Routing Table: 16 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 481 Number of addresses announced to Internet: 3115612928 Equivalent to 185 /8s, 180 /16s and 123 /24s Percentage of available address space announced: 84.2 Percentage of allocated address space announced: 84.2 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: 316805 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 253853 Total APNIC prefixes after maximum aggregation: 76131 APNIC Deaggregation factor: 3.33 Prefixes being announced from the APNIC address blocks: 245468 Unique aggregates announced from the APNIC address blocks: 102471 APNIC Region origin ASes present in the Internet Routing Table: 14428 APNIC Prefixes per ASN: 17.01 APNIC Region origin ASes announcing only one prefix: 4425 APNIC Region transit ASes present in the Internet Routing Table: 1928 Average APNIC Region AS path length visible: 4.4 Max APNIC Region AS path length visible: 53 Number of APNIC region 32-bit ASNs visible in the Routing Table: 9932 Number of APNIC addresses announced to Internet: 756548352 Equivalent to 45 /8s, 24 /16s and 3 /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: 285538 Total ARIN prefixes after maximum aggregation: 126331 ARIN Deaggregation factor: 2.26 Prefixes being announced from the ARIN address blocks: 286797 Unique aggregates announced from the ARIN address blocks: 132240 ARIN Region origin ASes present in the Internet Routing Table: 19166 ARIN Prefixes per ASN: 14.96 ARIN Region origin ASes announcing only one prefix: 6977 ARIN Region transit ASes present in the Internet Routing Table: 1927 Average ARIN Region AS path length visible: 4.5 Max ARIN Region AS path length visible: 26 Number of ARIN region 32-bit ASNs visible in the Routing Table: 5092 Number of ARIN addresses announced to Internet: 1344263168 Equivalent to 80 /8s, 31 /16s and 212 /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: 269305 Total RIPE prefixes after maximum aggregation: 130557 RIPE Deaggregation factor: 2.06 Prefixes being announced from the RIPE address blocks: 266260 Unique aggregates announced from the RIPE address blocks: 169951 RIPE Region origin ASes present in the Internet Routing Table: 28807 RIPE Prefixes per ASN: 9.24 RIPE Region origin ASes announcing only one prefix: 12101 RIPE Region transit ASes present in the Internet Routing Table: 3957 Average RIPE Region AS path length visible: 5.0 Max RIPE Region AS path length visible: 47 Number of RIPE region 32-bit ASNs visible in the Routing Table: 12168 Number of RIPE addresses announced to Internet: 732889600 Equivalent to 43 /8s, 175 /16s and 2 /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: 123186 Total LACNIC prefixes after maximum aggregation: 29286 LACNIC Deaggregation factor: 4.21 Prefixes being announced from the LACNIC address blocks: 120662 Unique aggregates announced from the LACNIC address blocks: 48778 LACNIC Region origin ASes present in the Internet Routing Table: 11173 LACNIC Prefixes per ASN: 10.80 LACNIC Region origin ASes announcing only one prefix: 2642 LACNIC Region transit ASes present in the Internet Routing Table: 2492 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: 9098 Number of LACNIC addresses announced to Internet: 177492224 Equivalent to 10 /8s, 148 /16s and 81 /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: 34499 Total AfriNIC prefixes after maximum aggregation: 6585 AfriNIC Deaggregation factor: 5.24 Prefixes being announced from the AfriNIC address blocks: 47748 Unique aggregates announced from the AfriNIC address blocks: 15532 AfriNIC Region origin ASes present in the Internet Routing Table: 1905 AfriNIC Prefixes per ASN: 25.06 AfriNIC Region origin ASes announcing only one prefix: 692 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: 61 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1265 Number of AfriNIC addresses announced to Internet: 104164352 Equivalent to 6 /8s, 53 /16s and 108 /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 10099 8753 87 CHINAMOBILE-CN China Mobile Communication 7545 6195 842 663 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4387 347 23 FPT-AS-AP FPT Telecom Company, VN 9498 4051 523 273 BBIL-AP BHARTI Airtel Ltd., IN 7552 3911 1331 25 VIETEL-AS-AP Viettel Group, VN 7713 3690 1037 73 TELKOMNET-AS-AP PT Telekomunikasi Indones 45899 3249 1869 100 VNPT-AS-VN VNPT Corp, VN 24560 2827 845 539 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd., 4755 2219 434 193 TATACOMM-AS TATA Communications formerly 45090 2207 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 12476 37784 3186 AMAZON-02, US 11492 4692 312 552 CABLEONE, US 174 4248 8763 872 COGENT-174, US 7155 4165 287 85 VIASAT-SP-BACKBONE, US 6327 3614 1320 79 SHAW, CA 22773 3390 3035 183 ASN-CXA-ALL-CCI-22773-RDC, US 749 3262 54895 2509 DNIC-AS-00749, US 7018 3245 23514 2059 ATT-INTERNET4, US 396982 2892 3656 438 GOOGLE-CLOUD-PLATFORM, US 16625 2836 1230 2120 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 7701 1709 143 UNI2-AS, ES 39891 4750 290 62 ALJAWWALSTC-AS, SA 20940 3879 3395 125 AKAMAI-ASN1, NL 9009 3726 320 1878 M247, RO 12389 2965 2299 884 ROSTELECOM-AS, RU 34984 2368 360 576 TELLCOM-AS, TR 212238 1847 133 1360 CDNEXT, GB 8452 1629 1852 14 TE-AS TE-AS, EG 13188 1607 100 26 TRIOLAN, UA 62240 1496 98 749 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 11519 3227 605 UNINET, MX 10620 3548 494 936 Telmex Colombia S.A., CO 13999 2531 538 368 Mega Cable, S.A. de C.V., MX 11830 1995 369 64 Instituto Costarricense de Electricidad y 28573 1334 2310 261 Claro NXT Telecomunicacoes Ltda, BR 3816 1329 778 207 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC, 6503 1170 374 163 Axtel, S.A.B. de C.V., MX 6147 1115 371 22 Telefonica del Peru S.A.A., PE 22884 1072 98 375 TOTAL PLAY TELECOMUNICACIONES SA DE CV, M 26615 1001 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 1669 593 29 RAYA-AS, EG 24863 1658 389 18 LINKdotNET-AS, EG 29571 1468 93 60 ORANGE-COTE-IVOIRE, CI 36992 1425 1518 287 ETISALAT-MISR, EG 36903 1249 554 96 MT-MPLS, MA 36935 1001 521 42 Vodafone-, EG 20011 967 179 271 INTERNET-SOLUTIONS, ZA 37069 832 1083 15 MOBINIL, EG 6713 557 1861 35 IAM-AS, MA 36914 538 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 16509 12476 37784 3186 AMAZON-02, US 8151 11519 3227 605 UNINET, MX 9808 10099 8753 87 CHINAMOBILE-CN China Mobile Communication 12479 7701 1709 143 UNI2-AS, ES 7545 6195 842 663 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4750 290 62 ALJAWWALSTC-AS, SA 11492 4692 312 552 CABLEONE, US 18403 4387 347 23 FPT-AS-AP FPT Telecom Company, VN 174 4248 8763 872 COGENT-174, US 7155 4165 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 8151 11519 10914 UNINET, MX 9808 10099 10012 CHINAMOBILE-CN China Mobile Communications Grou 12479 7701 7558 UNI2-AS, ES 7545 6195 5532 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4750 4688 ALJAWWALSTC-AS, SA 18403 4387 4364 FPT-AS-AP FPT Telecom Company, VN 11492 4692 4140 CABLEONE, US 7155 4165 4080 VIASAT-SP-BACKBONE, US 7552 3911 3886 VIETEL-AS-AP Viettel Group, VN 9498 4051 3778 BBIL-AP BHARTI Airtel Ltd., IN 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 400866 UNALLOCATED 2.59.148.0/23 21859 ZEN-ECN, US 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 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 23.132.192.0/24 Origin: 30500 WOLFPAWSERVICES, CA 23.132.192.0/24 Transit: 6461 ZAYO-6461, US 23.140.16.0/24 Origin: 63371 RESERVED, ZZ 23.140.16.0/24 Transit: 3356 LEVEL3, US 23.140.48.0/24 Origin: 63371 RESERVED, ZZ 23.140.48.0/24 Transit: 7018 ATT-INTERNET4, 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 /10:42 /11:93 /12:310 /13:589 /14:1219 /15:2146 /16:13923 /17:8189 /18:13627 /19:24481 /20:43679 /21:51711 /22:111608 /23:99889 /24:595878 /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 6673 7701 UNI2-AS, ES 8151 5722 11519 UNINET, MX 11492 3555 4692 CABLEONE, US 39891 3441 4750 ALJAWWALSTC-AS, SA 6327 3409 3614 SHAW, CA 7155 3113 4165 VIASAT-SP-BACKBONE, US 22773 2526 3390 ASN-CXA-ALL-CCI-22773-RDC, US 16509 2239 12476 AMAZON-02, US 30036 2224 2563 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2178 3548 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) ---------------------------------------------- 1:2289 2:1539 3:538 4:9 5:4495 6:165 7:6 8:1545 9:1 11:172 12:1396 13:360 14:2470 15:334 16:269 17:356 18:905 20:446 21:4 22:188 23:7150 24:2729 25:2 27:2658 29:19 30:1 31:3037 32:37 34:72 35:176 36:2391 37:4500 38:9006 39:881 40:150 41:4173 42:2046 43:2491 44:342 45:18222 46:4950 47:294 49:1998 50:1866 51:586 52:1574 54:315 55:1024 56:8 57:231 58:2200 59:1177 60:1156 61:2834 62:2881 63:1829 64:5410 65:2214 66:4625 67:3021 68:1285 69:3971 70:1106 71:595 72:2856 74:2775 75:1633 76:627 77:2587 78:1847 79:1691 80:2199 81:2035 82:1787 83:1413 84:1796 85:3204 86:975 87:2153 88:1260 89:4315 90:760 91:8299 92:2736 93:2833 94:3837 95:4195 96:1257 97:308 98:1064 99:732 100:71 101:1365 102:3733 103:32370 104:4437 105:743 106:1012 107:2601 108:1182 109:4062 110:2225 111:3322 112:2038 113:1806 114:1937 115:2145 116:2009 117:2685 118:2885 119:1962 120:1859 121:1330 122:2733 123:2162 124:1589 125:2817 126:62 128:1558 129:938 130:1253 131:1843 132:793 133:450 134:1511 135:317 136:1337 137:1095 138:2891 139:1545 140:1509 141:1460 142:1816 143:1587 144:1024 145:430 146:2118 147:2031 148:2578 149:2840 150:1194 151:1528 152:2104 153:500 154:8154 155:1578 156:3495 157:1862 158:1253 159:2427 160:3421 161:1749 162:3613 163:1775 164:1681 165:2153 166:1344 167:1864 168:4090 169:799 170:5045 171:1000 172:3998 173:3182 174:914 175:1274 176:3574 177:4846 178:3719 179:2254 180:2526 181:3974 182:3358 183:2076 184:2258 185:21292 186:5058 187:4221 188:4224 189:4097 190:9621 191:1564 192:11201 193:9291 194:7678 195:5409 196:3195 197:3627 198:5960 199:8277 200:8064 201:6303 202:10307 203:10483 204:4604 205:3643 206:4616 207:3492 208:4198 209:5082 210:4475 211:2496 212:4503 213:3759 214:1053 215:48 216:6598 217:3084 218:1321 219:373 220:2109 221:1051 222:675 223:2284 End of report