IPv4 R&E Routing Table Report 23:05 GMT Thu 26 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: 966584 Prefixes after maximum aggregation (per Origin AS): 369366 Deaggregation factor: 2.62 Unique aggregates announced (without unneeded subnets): 469202 Number of IPv4 prefixes with a valid ROA: 518465 Number of IPv4 prefixes with an invalid ROA: 1116 Number of IPv4 prefixes with no ROA: 447003 Total ASes present in the Internet Routing Table: 76362 Prefixes per ASN: 12.66 Origin-only ASes present in the Internet Routing Table: 65547 Origin ASes announcing only one prefix: 26839 Transit ASes present in the Internet Routing Table: 10815 Transit-only ASes present in the Internet Routing Table: 513 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: 1040 Number of instances of unregistered ASNs: 1045 Number of 32-bit ASNs allocated by the RIRs: 45999 Number of 32-bit ASNs visible in the Routing Table: 37552 Prefixes from 32-bit ASNs in the Routing Table: 195950 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: 479 Number of addresses announced to Internet: 3116153600 Equivalent to 185 /8s, 188 /16s and 187 /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: 316250 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 253670 Total APNIC prefixes after maximum aggregation: 75971 APNIC Deaggregation factor: 3.34 Prefixes being announced from the APNIC address blocks: 245433 Unique aggregates announced from the APNIC address blocks: 102477 APNIC Region origin ASes present in the Internet Routing Table: 14415 APNIC Prefixes per ASN: 17.03 APNIC Region origin ASes announcing only one prefix: 4415 APNIC Region transit ASes present in the Internet Routing Table: 1914 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: 9921 Number of APNIC addresses announced to Internet: 756786944 Equivalent to 45 /8s, 27 /16s and 167 /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: 285561 Total ARIN prefixes after maximum aggregation: 126282 ARIN Deaggregation factor: 2.26 Prefixes being announced from the ARIN address blocks: 286733 Unique aggregates announced from the ARIN address blocks: 132186 ARIN Region origin ASes present in the Internet Routing Table: 19168 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: 1924 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: 5094 Number of ARIN addresses announced to Internet: 1344169472 Equivalent to 80 /8s, 30 /16s and 102 /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: 269112 Total RIPE prefixes after maximum aggregation: 130566 RIPE Deaggregation factor: 2.06 Prefixes being announced from the RIPE address blocks: 266082 Unique aggregates announced from the RIPE address blocks: 169897 RIPE Region origin ASes present in the Internet Routing Table: 28815 RIPE Prefixes per ASN: 9.23 RIPE Region origin ASes announcing only one prefix: 12109 RIPE Region transit ASes present in the Internet Routing Table: 3943 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: 12173 Number of RIPE addresses announced to Internet: 733248000 Equivalent to 43 /8s, 180 /16s and 122 /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: 123061 Total LACNIC prefixes after maximum aggregation: 29306 LACNIC Deaggregation factor: 4.20 Prefixes being announced from the LACNIC address blocks: 120541 Unique aggregates announced from the LACNIC address blocks: 48770 LACNIC Region origin ASes present in the Internet Routing Table: 11175 LACNIC Prefixes per ASN: 10.79 LACNIC Region origin ASes announcing only one prefix: 2640 LACNIC Region transit ASes present in the Internet Routing Table: 2490 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: 177491712 Equivalent to 10 /8s, 148 /16s and 79 /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: 34140 Total AfriNIC prefixes after maximum aggregation: 6593 AfriNIC Deaggregation factor: 5.18 Prefixes being announced from the AfriNIC address blocks: 47316 Unique aggregates announced from the AfriNIC address blocks: 15471 AfriNIC Region origin ASes present in the Internet Routing Table: 1908 AfriNIC Prefixes per ASN: 24.80 AfriNIC Region origin ASes announcing only one prefix: 698 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: 1266 Number of AfriNIC addresses announced to Internet: 104202752 Equivalent to 6 /8s, 54 /16s and 2 /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 10103 8753 87 CHINAMOBILE-CN China Mobile Communication 7545 6196 842 663 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4402 347 23 FPT-AS-AP FPT Telecom Company, VN 9498 4046 523 277 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 2220 434 194 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 12480 37813 3196 AMAZON-02, US 11492 4692 312 552 CABLEONE, US 174 4253 8764 878 COGENT-174, US 7155 4165 287 85 VIASAT-SP-BACKBONE, US 6327 3614 1320 79 SHAW, CA 22773 3391 3035 184 ASN-CXA-ALL-CCI-22773-RDC, US 749 3262 54895 2509 DNIC-AS-00749, US 7018 3246 23513 2060 ATT-INTERNET4, US 396982 2892 3656 438 GOOGLE-CLOUD-PLATFORM, US 16625 2829 1224 2116 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 7707 1709 143 UNI2-AS, ES 39891 4750 290 62 ALJAWWALSTC-AS, SA 20940 3875 3395 125 AKAMAI-ASN1, NL 9009 3709 319 1868 M247, RO 12389 2964 2297 885 ROSTELECOM-AS, RU 34984 2355 360 576 TELLCOM-AS, TR 212238 1846 133 1360 CDNEXT, GB 8452 1630 1852 14 TE-AS TE-AS, EG 13188 1607 100 26 TRIOLAN, UA 62240 1493 98 746 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 11526 3227 605 UNINET, MX 10620 3544 494 943 Telmex Colombia S.A., CO 13999 2534 540 369 Mega Cable, S.A. de C.V., MX 11830 1995 369 64 Instituto Costarricense de Electricidad y 28573 1332 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 1116 371 22 Telefonica del Peru S.A.A., PE 22884 1068 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 24863 1666 389 18 LINKdotNET-AS, EG 24835 1659 593 29 RAYA-AS, EG 29571 1464 93 59 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 556 1861 35 IAM-AS, MA 36914 542 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 12480 37813 3196 AMAZON-02, US 8151 11526 3227 605 UNINET, MX 9808 10103 8753 87 CHINAMOBILE-CN China Mobile Communication 12479 7707 1709 143 UNI2-AS, ES 7545 6196 842 663 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4750 290 62 ALJAWWALSTC-AS, SA 11492 4692 312 552 CABLEONE, US 18403 4402 347 23 FPT-AS-AP FPT Telecom Company, VN 174 4253 8764 878 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 11526 10921 UNINET, MX 9808 10103 10016 CHINAMOBILE-CN China Mobile Communications Grou 12479 7707 7564 UNI2-AS, ES 7545 6196 5533 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4750 4688 ALJAWWALSTC-AS, SA 18403 4402 4379 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 4046 3769 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 /16:13935 /17:8193 /18:13623 /19:24483 /20:43674 /21:51717 /22:111596 /23:99856 /24:595076 /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 6679 7707 UNI2-AS, ES 8151 5719 11526 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 3391 ASN-CXA-ALL-CCI-22773-RDC, US 16509 2244 12480 AMAZON-02, US 30036 2225 2564 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2174 3544 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) ---------------------------------------------- 1:2290 2:1536 3:538 4:9 5:4486 6:165 7:6 8:1546 9:1 11:172 12:1397 13:359 14:2468 15:331 16:269 17:359 18:901 20:446 21:4 22:188 23:7156 24:2728 25:2 27:2659 29:19 31:3031 32:37 34:72 35:176 36:2395 37:4488 38:8998 39:880 40:150 41:4156 42:2046 43:2490 44:341 45:18242 46:4971 47:297 49:1991 50:1866 51:587 52:1574 54:315 55:1029 56:8 57:232 58:2203 59:1177 60:1155 61:2831 62:2885 63:1828 64:5412 65:2213 66:4622 67:3021 68:1285 69:3982 70:1106 71:595 72:2858 74:2778 75:1633 76:630 77:2563 78:1850 79:1695 80:2201 81:2034 82:1784 83:1413 84:1780 85:3198 86:975 87:2161 88:1260 89:4316 90:761 91:8288 92:2734 93:2835 94:3844 95:4195 96:1254 97:308 98:1065 99:732 100:71 101:1411 102:3475 103:32309 104:4417 105:742 106:1004 107:2600 108:1183 109:4054 110:2227 111:3316 112:2037 113:1816 114:1936 115:2162 116:2005 117:2686 118:2881 119:1950 120:1856 121:1330 122:2726 123:2160 124:1585 125:2816 126:62 128:1548 129:937 130:1255 131:1846 132:791 133:450 134:1506 135:322 136:1325 137:1093 138:2889 139:1545 140:1516 141:1464 142:1832 143:1585 144:1023 145:426 146:2116 147:2031 148:2575 149:2827 150:1181 151:1492 152:2105 153:500 154:8124 155:1575 156:3391 157:1857 158:1251 159:2427 160:3422 161:1747 162:3608 163:1778 164:1685 165:2151 166:1348 167:1857 168:4098 169:798 170:5028 171:1000 172:3999 173:3183 174:914 175:1278 176:3546 177:4840 178:3718 179:2245 180:2524 181:3970 182:3356 183:2072 184:2257 185:21292 186:5030 187:4192 188:4216 189:4082 190:9605 191:1566 192:11204 193:9290 194:7679 195:5408 196:3198 197:3592 198:5976 199:8279 200:8069 201:6292 202:10264 203:10482 204:4606 205:3644 206:4616 207:3491 208:4198 209:5081 210:4476 211:2502 212:4499 213:3750 214:1049 215:48 216:6588 217:3078 218:1321 219:373 220:2112 221:1051 222:675 223:2291 End of report