IPv4 R&E Routing Table Report 23:05 GMT Tue 08 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: 954616 Prefixes after maximum aggregation (per Origin AS): 365554 Deaggregation factor: 2.61 Unique aggregates announced (without unneeded subnets): 467493 Number of IPv4 prefixes with a valid ROA: 502600 Number of IPv4 prefixes with an invalid ROA: 1169 Number of IPv4 prefixes with no ROA: 450847 Total ASes present in the Internet Routing Table: 76094 Prefixes per ASN: 12.55 Origin-only ASes present in the Internet Routing Table: 65360 Origin ASes announcing only one prefix: 26809 Transit ASes present in the Internet Routing Table: 10734 Transit-only ASes present in the Internet Routing Table: 512 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: 954 Number of instances of unregistered ASNs: 973 Number of 32-bit ASNs allocated by the RIRs: 45518 Number of 32-bit ASNs visible in the Routing Table: 37124 Prefixes from 32-bit ASNs in the Routing Table: 192456 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: 516 Number of addresses announced to Internet: 3030731264 Equivalent to 180 /8s, 165 /16s and 74 /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: 313186 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 251797 Total APNIC prefixes after maximum aggregation: 74804 APNIC Deaggregation factor: 3.37 Prefixes being announced from the APNIC address blocks: 243921 Unique aggregates announced from the APNIC address blocks: 100870 APNIC Region origin ASes present in the Internet Routing Table: 14294 APNIC Prefixes per ASN: 17.06 APNIC Region origin ASes announcing only one prefix: 4350 APNIC Region transit ASes present in the Internet Routing Table: 1896 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: 9780 Number of APNIC addresses announced to Internet: 758835200 Equivalent to 45 /8s, 58 /16s and 232 /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: 280192 Total ARIN prefixes after maximum aggregation: 125943 ARIN Deaggregation factor: 2.22 Prefixes being announced from the ARIN address blocks: 283323 Unique aggregates announced from the ARIN address blocks: 135439 ARIN Region origin ASes present in the Internet Routing Table: 19144 ARIN Prefixes per ASN: 14.80 ARIN Region origin ASes announcing only one prefix: 6989 ARIN Region transit ASes present in the Internet Routing Table: 1902 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: 5012 Number of ARIN addresses announced to Internet: 1267533568 Equivalent to 75 /8s, 141 /16s and 7 /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: 266988 Total RIPE prefixes after maximum aggregation: 129162 RIPE Deaggregation factor: 2.07 Prefixes being announced from the RIPE address blocks: 263644 Unique aggregates announced from the RIPE address blocks: 167842 RIPE Region origin ASes present in the Internet Routing Table: 28734 RIPE Prefixes per ASN: 9.18 RIPE Region origin ASes announcing only one prefix: 12138 RIPE Region transit ASes present in the Internet Routing Table: 3920 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: 12023 Number of RIPE addresses announced to Internet: 722274048 Equivalent to 43 /8s, 13 /16s and 7 /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: 122166 Total LACNIC prefixes after maximum aggregation: 28771 LACNIC Deaggregation factor: 4.25 Prefixes being announced from the LACNIC address blocks: 119920 Unique aggregates announced from the LACNIC address blocks: 48624 LACNIC Region origin ASes present in the Internet Routing Table: 11155 LACNIC Prefixes per ASN: 10.75 LACNIC Region origin ASes announcing only one prefix: 2645 LACNIC Region transit ASes present in the Internet Routing Table: 2482 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: 9058 Number of LACNIC addresses announced to Internet: 177590272 Equivalent to 10 /8s, 149 /16s and 208 /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: 32519 Total AfriNIC prefixes after maximum aggregation: 6261 AfriNIC Deaggregation factor: 5.19 Prefixes being announced from the AfriNIC address blocks: 43292 Unique aggregates announced from the AfriNIC address blocks: 14287 AfriNIC Region origin ASes present in the Internet Routing Table: 1886 AfriNIC Prefixes per ASN: 22.95 AfriNIC Region origin ASes announcing only one prefix: 687 AfriNIC Region transit ASes present in the Internet Routing Table: 364 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: 1251 Number of AfriNIC addresses announced to Internet: 104217344 Equivalent to 6 /8s, 54 /16s and 59 /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 10050 8750 69 CHINAMOBILE-CN China Mobile Communication 7545 5939 840 659 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4460 347 23 FPT-AS-AP FPT Telecom Company, VN 7552 3978 1331 25 VIETEL-AS-AP Viettel Group, VN 9498 3834 510 266 BBIL-AP BHARTI Airtel Ltd., IN 7713 3639 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 10826 11898 3818 AMAZON-02, US 11492 4660 310 547 CABLEONE, US 174 4482 8767 876 COGENT-174, US 7155 4163 287 85 VIASAT-SP-BACKBONE, US 6327 3603 1320 79 SHAW, CA 749 3485 55081 2708 DNIC-AS-00749, US 22773 3414 3037 187 ASN-CXA-ALL-CCI-22773-RDC, US 7018 3194 23677 1976 ATT-INTERNET4, US 396982 2838 3604 419 GOOGLE-CLOUD-PLATFORM, US 16625 2798 1230 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 7645 1708 141 UNI2-AS, ES 39891 4534 273 62 ALJAWWALSTC-AS, SA 20940 3804 3395 125 AKAMAI-ASN1, NL 9009 3649 313 1857 M247, RO 12389 2928 2295 882 ROSTELECOM-AS, RU 34984 2333 357 578 TELLCOM-AS, TR 212238 1765 129 1307 CDNEXT, GB 13188 1606 100 30 TRIOLAN, UA 8452 1579 1852 14 TE-AS TE-AS, EG 8551 1474 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 11511 3237 502 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 1339 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 1046 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 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 983 523 47 Vodafone-, EG 6713 556 1861 35 IAM-AS, MA 37069 555 1100 11 MOBINIL, EG 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 11511 3237 502 UNINET, MX 16509 10826 11898 3818 AMAZON-02, US 9808 10050 8750 69 CHINAMOBILE-CN China Mobile Communication 12479 7645 1708 141 UNI2-AS, ES 7545 5939 840 659 TPG-INTERNET-AP TPG Telecom Limited, AU 11492 4660 310 547 CABLEONE, US 39891 4534 273 62 ALJAWWALSTC-AS, SA 174 4482 8767 876 COGENT-174, US 18403 4460 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 10050 9981 CHINAMOBILE-CN China Mobile Communications Grou 12479 7645 7504 UNI2-AS, ES 16509 10826 7008 AMAZON-02, US 7545 5939 5280 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4534 4472 ALJAWWALSTC-AS, SA 18403 4460 4437 FPT-AS-AP FPT Telecom Company, VN 11492 4660 4113 CABLEONE, US 7155 4163 4078 VIASAT-SP-BACKBONE, US 7552 3978 3953 VIETEL-AS-AP Viettel Group, VN 20940 3804 3679 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 23.140.216.0/24 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 /15:2056 /16:13180 /17:8160 /18:13611 /19:24253 /20:43558 /21:51557 /22:111420 /23:99304 /24:585315 /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 6708 7645 UNI2-AS, ES 8151 5705 11511 UNINET, MX 11492 3555 4660 CABLEONE, US 6327 3398 3603 SHAW, CA 39891 3360 4534 ALJAWWALSTC-AS, SA 7155 3107 4163 VIASAT-SP-BACKBONE, US 22773 2546 3414 ASN-CXA-ALL-CCI-22773-RDC, US 16509 2208 10826 AMAZON-02, US 10620 2175 3546 Telmex Colombia S.A., CO 30036 2164 2503 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 2:1523 3:491 4:8 5:4468 6:163 7:6 8:1509 9:1 11:172 12:1429 13:366 14:2418 15:330 16:264 17:355 18:892 20:410 21:4 22:188 23:6858 24:2643 25:2 27:2648 29:19 31:2806 32:44 34:68 35:139 36:2352 37:4533 38:8657 39:919 40:154 41:4111 42:2123 43:2403 44:336 45:17530 46:4635 47:300 49:2004 50:1875 51:516 52:1577 54:317 55:956 56:8 57:220 58:2169 59:1199 60:1131 61:2766 62:2747 63:1854 64:5409 65:2264 66:4662 67:2989 68:1337 69:4005 70:1132 71:566 72:2855 74:2780 75:1627 76:632 77:2570 78:1864 79:1651 80:2191 81:2016 82:1744 83:1355 84:1743 85:3093 86:1020 87:2152 88:1255 89:4331 90:663 91:8230 92:2605 93:2804 94:3781 95:4276 96:1265 97:316 98:1073 99:737 100:74 101:1164 102:3404 103:32219 104:4450 105:709 106:986 107:2388 108:1153 109:3995 110:2170 111:3314 112:2044 113:1769 114:1909 115:2100 116:1960 117:2713 118:2870 119:1987 120:1867 121:1350 122:2689 123:2133 124:1617 125:2831 126:64 128:1406 129:930 130:1227 131:1829 132:810 133:444 134:1514 135:313 136:1215 137:1072 138:2858 139:1527 140:1456 141:1433 142:1772 143:1604 144:1024 145:385 146:2085 147:2043 148:2539 149:2807 150:1069 151:1378 152:2105 153:498 154:6999 155:1488 156:2570 157:1823 158:1196 159:2435 160:3157 161:1729 162:3564 163:1753 164:1932 165:2137 166:1293 167:1839 168:4031 169:782 170:4926 171:1029 172:3878 173:3104 174:904 175:1265 176:3469 177:4790 178:3595 179:2213 180:2448 181:3869 182:3320 183:2053 184:2260 185:21089 186:5030 187:4232 188:4182 189:4069 190:9647 191:1525 192:11046 193:9244 194:7579 195:5407 196:3238 197:2741 198:5907 199:8155 200:8052 201:6331 202:10207 203:10355 204:4541 205:3639 206:4584 207:3563 208:4187 209:5116 210:4500 211:2564 212:4476 213:3648 214:1063 215:48 216:6598 217:2975 218:1323 219:393 220:2058 221:1047 222:715 223:2236 End of report