IPv4 R&E Routing Table Report 23:05 GMT Wed 09 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: 954580 Prefixes after maximum aggregation (per Origin AS): 365502 Deaggregation factor: 2.61 Unique aggregates announced (without unneeded subnets): 467627 Number of IPv4 prefixes with a valid ROA: 503315 Number of IPv4 prefixes with an invalid ROA: 1068 Number of IPv4 prefixes with no ROA: 450197 Total ASes present in the Internet Routing Table: 76104 Prefixes per ASN: 12.54 Origin-only ASes present in the Internet Routing Table: 65371 Origin ASes announcing only one prefix: 26832 Transit ASes present in the Internet Routing Table: 10733 Transit-only ASes present in the Internet Routing Table: 515 Paths with bogon ASNs present in the IPv4 Routing Table: 22 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: 1067 Number of instances of unregistered ASNs: 1086 Number of 32-bit ASNs allocated by the RIRs: 45505 Number of 32-bit ASNs visible in the Routing Table: 37139 Prefixes from 32-bit ASNs in the Routing Table: 192380 Number of bogon 32-bit ASNs visible in the Routing Table: 46 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 536 Number of addresses announced to Internet: 3030461696 Equivalent to 180 /8s, 161 /16s and 45 /24s Percentage of available address space announced: 81.9 Percentage of allocated address space announced: 81.9 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: 313086 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 251861 Total APNIC prefixes after maximum aggregation: 74808 APNIC Deaggregation factor: 3.37 Prefixes being announced from the APNIC address blocks: 243970 Unique aggregates announced from the APNIC address blocks: 100875 APNIC Region origin ASes present in the Internet Routing Table: 14299 APNIC Prefixes per ASN: 17.06 APNIC Region origin ASes announcing only one prefix: 4349 APNIC Region transit ASes present in the Internet Routing Table: 1895 Average APNIC Region AS path length visible: 4.4 Max APNIC Region AS path length visible: 38 Number of APNIC region 32-bit ASNs visible in the Routing Table: 9785 Number of APNIC addresses announced to Internet: 758837504 Equivalent to 45 /8s, 58 /16s and 241 /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: 280018 Total ARIN prefixes after maximum aggregation: 125843 ARIN Deaggregation factor: 2.23 Prefixes being announced from the ARIN address blocks: 283297 Unique aggregates announced from the ARIN address blocks: 135411 ARIN Region origin ASes present in the Internet Routing Table: 19122 ARIN Prefixes per ASN: 14.82 ARIN Region origin ASes announcing only one prefix: 6980 ARIN Region transit ASes present in the Internet Routing Table: 1903 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: 5013 Number of ARIN addresses announced to Internet: 1267459328 Equivalent to 75 /8s, 139 /16s and 229 /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: 267108 Total RIPE prefixes after maximum aggregation: 129180 RIPE Deaggregation factor: 2.07 Prefixes being announced from the RIPE address blocks: 263750 Unique aggregates announced from the RIPE address blocks: 167988 RIPE Region origin ASes present in the Internet Routing Table: 28743 RIPE Prefixes per ASN: 9.18 RIPE Region origin ASes announcing only one prefix: 12141 RIPE Region transit ASes present in the Internet Routing Table: 3928 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: 12029 Number of RIPE addresses announced to Internet: 722243584 Equivalent to 43 /8s, 12 /16s and 144 /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: 122011 Total LACNIC prefixes after maximum aggregation: 28734 LACNIC Deaggregation factor: 4.25 Prefixes being announced from the LACNIC address blocks: 119720 Unique aggregates announced from the LACNIC address blocks: 48617 LACNIC Region origin ASes present in the Internet Routing Table: 11157 LACNIC Prefixes per ASN: 10.73 LACNIC Region origin ASes announcing only one prefix: 2675 LACNIC Region transit ASes present in the Internet Routing Table: 2471 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: 9063 Number of LACNIC addresses announced to Internet: 177587968 Equivalent to 10 /8s, 149 /16s and 199 /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: 32515 Total AfriNIC prefixes after maximum aggregation: 6267 AfriNIC Deaggregation factor: 5.19 Prefixes being announced from the AfriNIC address blocks: 43307 Unique aggregates announced from the AfriNIC address blocks: 14285 AfriNIC Region origin ASes present in the Internet Routing Table: 1883 AfriNIC Prefixes per ASN: 23.00 AfriNIC Region origin ASes announcing only one prefix: 687 AfriNIC Region transit ASes present in the Internet Routing Table: 363 Average AfriNIC Region AS path length visible: 5.4 Max AfriNIC Region AS path length visible: 29 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1249 Number of AfriNIC addresses announced to Internet: 104039424 Equivalent to 6 /8s, 51 /16s and 132 /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 10053 8750 70 CHINAMOBILE-CN China Mobile Communication 7545 5936 840 659 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4462 347 23 FPT-AS-AP FPT Telecom Company, VN 7552 3981 1331 25 VIETEL-AS-AP Viettel Group, VN 9498 3834 510 266 BBIL-AP BHARTI Airtel Ltd., IN 7713 3640 1036 72 TELKOMNET-AS-AP PT Telekomunikasi Indones 45899 3252 1841 105 VNPT-AS-VN VNPT Corp, VN 24560 2775 828 539 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 10857 11903 3818 AMAZON-02, US 11492 4660 310 547 CABLEONE, US 174 4481 8766 875 COGENT-174, US 7155 4163 287 85 VIASAT-SP-BACKBONE, US 6327 3603 1320 79 SHAW, CA 749 3487 55082 2710 DNIC-AS-00749, US 22773 3417 3037 187 ASN-CXA-ALL-CCI-22773-RDC, US 7018 3193 23677 1975 ATT-INTERNET4, US 396982 2844 3644 421 GOOGLE-CLOUD-PLATFORM, US 16625 2799 1226 2102 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 7642 1708 141 UNI2-AS, ES 39891 4602 278 58 ALJAWWALSTC-AS, SA 20940 3809 3395 125 AKAMAI-ASN1, NL 9009 3644 312 1857 M247, RO 12389 2929 2295 882 ROSTELECOM-AS, RU 34984 2333 357 578 TELLCOM-AS, TR 212238 1772 130 1314 CDNEXT, GB 13188 1606 100 30 TRIOLAN, UA 8452 1579 1852 14 TE-AS TE-AS, EG 8551 1475 368 35 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 11522 3239 499 UNINET, MX 10620 3546 494 937 Telmex Colombia S.A., CO 13999 2549 534 363 Mega Cable, S.A. de C.V., MX 11830 2007 369 64 Instituto Costarricense de Electricidad y 28573 1341 2310 261 Claro NXT Telecomunicacoes Ltda, BR 3816 1318 778 199 COLOMBIA TELECOMUNICACIONES S.A. ESP, CO 6503 1150 374 163 Axtel, S.A.B. de C.V., MX 6147 1106 369 22 Telefonica del Peru S.A.A., PE 22884 1063 98 374 TOTAL PLAY TELECOMUNICACIONES SA DE CV, M 26615 1043 2502 51 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 1616 389 16 LINKdotNET-AS, EG 36992 1414 1519 283 ETISALAT-MISR, EG 29571 1343 85 61 ORANGE-COTE-IVOIRE, CI 36903 1249 554 96 MT-MPLS, MA 36935 992 523 47 Vodafone-, EG 6713 556 1861 35 IAM-AS, MA 37069 555 1100 11 MOBINIL, EG 36914 528 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 11522 3239 499 UNINET, MX 16509 10857 11903 3818 AMAZON-02, US 9808 10053 8750 70 CHINAMOBILE-CN China Mobile Communication 12479 7642 1708 141 UNI2-AS, ES 7545 5936 840 659 TPG-INTERNET-AP TPG Telecom Limited, AU 11492 4660 310 547 CABLEONE, US 39891 4602 278 58 ALJAWWALSTC-AS, SA 174 4481 8766 875 COGENT-174, US 18403 4462 347 23 FPT-AS-AP FPT Telecom Company, VN 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 10053 9983 CHINAMOBILE-CN China Mobile Communications Grou 12479 7642 7501 UNI2-AS, ES 16509 10857 7039 AMAZON-02, US 7545 5936 5277 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4602 4544 ALJAWWALSTC-AS, SA 18403 4462 4439 FPT-AS-AP FPT Telecom Company, VN 11492 4660 4113 CABLEONE, US 7155 4163 4078 VIASAT-SP-BACKBONE, US 7552 3981 3956 VIETEL-AS-AP Viettel Group, VN 20940 3809 3684 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, ZZ 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 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 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 /12:296 /13:577 /14:1170 /15:2055 /16:13178 /17:8165 /18:13608 /19:24262 /20:43529 /21:51620 /22:111410 /23:99263 /24:585288 /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 6704 7642 UNI2-AS, ES 8151 5712 11522 UNINET, MX 11492 3555 4660 CABLEONE, US 6327 3398 3603 SHAW, CA 39891 3364 4602 ALJAWWALSTC-AS, SA 7155 3107 4163 VIASAT-SP-BACKBONE, US 22773 2549 3417 ASN-CXA-ALL-CCI-22773-RDC, US 16509 2207 10857 AMAZON-02, US 10620 2175 3546 Telmex Colombia S.A., CO 30036 2166 2505 MEDIACOM-ENTERPRISE-BUSINESS, US Complete listing at https://bgp.nsrc.org/REN/Singapore/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:2273 2:1524 3:494 4:8 5:4460 6:168 7:6 8:1508 9:1 11:172 12:1428 13:369 14:2416 15:330 16:264 17:355 18:892 20:412 21:4 22:188 23:6855 24:2648 25:2 27:2649 29:19 31:2798 32:44 34:69 35:139 36:2352 37:4533 38:8664 39:918 40:154 41:4123 42:2125 43:2404 44:336 45:17503 46:4648 47:300 49:2004 50:1872 51:581 52:1580 54:317 55:954 56:8 57:220 58:2170 59:1199 60:1131 61:2766 62:2782 63:1852 64:5403 65:2265 66:4659 67:2988 68:1334 69:4009 70:1132 71:566 72:2855 74:2775 75:1627 76:631 77:2574 78:1862 79:1650 80:2189 81:2022 82:1743 83:1372 84:1743 85:3098 86:1018 87:2152 88:1257 89:4329 90:663 91:8232 92:2599 93:2808 94:3784 95:4285 96:1261 97:316 98:1073 99:738 100:74 101:1155 102:3411 103:32221 104:4451 105:710 106:984 107:2388 108:1152 109:3999 110:2176 111:3315 112:2044 113:1770 114:1913 115:2101 116:1962 117:2713 118:2870 119:1988 120:1867 121:1349 122:2686 123:2133 124:1619 125:2831 126:64 128:1401 129:928 130:1228 131:1824 132:805 133:444 134:1511 135:313 136:1215 137:1074 138:2852 139:1527 140:1455 141:1439 142:1764 143:1592 144:1022 145:386 146:2080 147:2040 148:2533 149:2812 150:1065 151:1378 152:2105 153:500 154:7006 155:1477 156:2574 157:1825 158:1194 159:2437 160:3167 161:1729 162:3566 163:1753 164:1933 165:2137 166:1287 167:1841 168:4059 169:785 170:4914 171:1035 172:3886 173:3103 174:903 175:1264 176:3465 177:4781 178:3588 179:2207 180:2449 181:3856 182:3319 183:2053 184:2261 185:21096 186:5041 187:4231 188:4180 189:4057 190:9641 191:1513 192:11041 193:9256 194:7582 195:5379 196:3236 197:2742 198:5898 199:8157 200:8021 201:6320 202:10208 203:10354 204:4546 205:3639 206:4578 207:3562 208:4187 209:5116 210:4501 211:2564 212:4452 213:3634 214:1060 215:48 216:6595 217:2974 218:1323 219:393 220:2063 221:1047 222:717 223:2240 End of report