IPv4 R&E Routing Table Report 23:05 GMT Sun 29 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: 967175 Prefixes after maximum aggregation (per Origin AS): 369607 Deaggregation factor: 2.62 Unique aggregates announced (without unneeded subnets): 469407 Number of IPv4 prefixes with a valid ROA: 519689 Number of IPv4 prefixes with an invalid ROA: 1137 Number of IPv4 prefixes with no ROA: 446349 Total ASes present in the Internet Routing Table: 76346 Prefixes per ASN: 12.67 Origin-only ASes present in the Internet Routing Table: 65502 Origin ASes announcing only one prefix: 26822 Transit ASes present in the Internet Routing Table: 10844 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: 1039 Number of instances of unregistered ASNs: 1044 Number of 32-bit ASNs allocated by the RIRs: 46009 Number of 32-bit ASNs visible in the Routing Table: 37539 Prefixes from 32-bit ASNs in the Routing Table: 196131 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: 480 Number of addresses announced to Internet: 3115680768 Equivalent to 185 /8s, 181 /16s and 132 /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: 316353 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 253979 Total APNIC prefixes after maximum aggregation: 76203 APNIC Deaggregation factor: 3.33 Prefixes being announced from the APNIC address blocks: 245510 Unique aggregates announced from the APNIC address blocks: 102482 APNIC Region origin ASes present in the Internet Routing Table: 14416 APNIC Prefixes per ASN: 17.03 APNIC Region origin ASes announcing only one prefix: 4418 APNIC Region transit ASes present in the Internet Routing Table: 1924 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: 9925 Number of APNIC addresses announced to Internet: 756553984 Equivalent to 45 /8s, 24 /16s and 25 /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: 285616 Total ARIN prefixes after maximum aggregation: 126344 ARIN Deaggregation factor: 2.26 Prefixes being announced from the ARIN address blocks: 286685 Unique aggregates announced from the ARIN address blocks: 132225 ARIN Region origin ASes present in the Internet Routing Table: 19161 ARIN Prefixes per ASN: 14.96 ARIN Region origin ASes announcing only one prefix: 6976 ARIN Region transit ASes present in the Internet Routing Table: 1925 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: 5089 Number of ARIN addresses announced to Internet: 1344265216 Equivalent to 80 /8s, 31 /16s and 220 /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: 269196 Total RIPE prefixes after maximum aggregation: 130550 RIPE Deaggregation factor: 2.06 Prefixes being announced from the RIPE address blocks: 266156 Unique aggregates announced from the RIPE address blocks: 169884 RIPE Region origin ASes present in the Internet Routing Table: 28804 RIPE Prefixes per ASN: 9.24 RIPE Region origin ASes announcing only one prefix: 12097 RIPE Region transit ASes present in the Internet Routing Table: 3959 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: 12163 Number of RIPE addresses announced to Internet: 732911872 Equivalent to 43 /8s, 175 /16s and 89 /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: 123152 Total LACNIC prefixes after maximum aggregation: 29292 LACNIC Deaggregation factor: 4.20 Prefixes being announced from the LACNIC address blocks: 120628 Unique aggregates announced from the LACNIC address blocks: 48785 LACNIC Region origin ASes present in the Internet Routing Table: 11176 LACNIC Prefixes per ASN: 10.79 LACNIC Region origin ASes announcing only one prefix: 2642 LACNIC Region transit ASes present in the Internet Routing Table: 2491 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: 9101 Number of LACNIC addresses announced to Internet: 177489408 Equivalent to 10 /8s, 148 /16s and 70 /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: 34193 Total AfriNIC prefixes after maximum aggregation: 6571 AfriNIC Deaggregation factor: 5.20 Prefixes being announced from the AfriNIC address blocks: 47716 Unique aggregates announced from the AfriNIC address blocks: 15629 AfriNIC Region origin ASes present in the Internet Routing Table: 1902 AfriNIC Prefixes per ASN: 25.09 AfriNIC Region origin ASes announcing only one prefix: 689 AfriNIC Region transit ASes present in the Internet Routing Table: 361 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: 1261 Number of AfriNIC addresses announced to Internet: 104205312 Equivalent to 6 /8s, 54 /16s and 12 /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 6195 842 663 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4388 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 3247 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 12470 37784 3185 AMAZON-02, US 11492 4692 312 552 CABLEONE, US 174 4251 8764 876 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 3244 23513 2058 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 7704 1709 143 UNI2-AS, ES 39891 4750 290 62 ALJAWWALSTC-AS, SA 20940 3875 3395 125 AKAMAI-ASN1, NL 9009 3708 318 1867 M247, RO 12389 2965 2299 884 ROSTELECOM-AS, RU 34984 2368 360 576 TELLCOM-AS, TR 212238 1845 133 1359 CDNEXT, GB 8452 1630 1852 14 TE-AS TE-AS, EG 13188 1607 100 26 TRIOLAN, UA 62240 1492 98 745 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 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 1114 371 22 Telefonica del Peru S.A.A., PE 22884 1073 98 374 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 1465 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 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 12470 37784 3185 AMAZON-02, US 8151 11519 3227 605 UNINET, MX 9808 10103 8753 87 CHINAMOBILE-CN China Mobile Communication 12479 7704 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 4388 347 23 FPT-AS-AP FPT Telecom Company, VN 174 4251 8764 876 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 10103 10016 CHINAMOBILE-CN China Mobile Communications Grou 12479 7704 7561 UNI2-AS, ES 7545 6195 5532 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4750 4688 ALJAWWALSTC-AS, SA 18403 4388 4365 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 /16:13925 /17:8189 /18:13626 /19:24485 /20:43675 /21:51702 /22:111596 /23:99884 /24:595662 /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 6676 7704 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 3391 ASN-CXA-ALL-CCI-22773-RDC, US 16509 2239 12470 AMAZON-02, US 30036 2225 2564 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) ---------------------------------------------- 1:2288 2:1538 3:538 4:9 5:4487 6:165 7:6 8:1547 9:1 11:172 12:1396 13:359 14:2466 15:334 16:269 17:355 18:904 20:446 21:4 22:188 23:7148 24:2723 25:2 27:2660 29:19 30:1 31:3038 32:37 34:72 35:176 36:2390 37:4494 38:8999 39:880 40:150 41:4170 42:2047 43:2492 44:342 45:18268 46:4954 47:295 49:2000 50:1864 51:585 52:1574 54:315 55:1024 56:8 57:231 58:2201 59:1178 60:1154 61:2850 62:2884 63:1829 64:5412 65:2214 66:4623 67:3019 68:1285 69:3973 70:1106 71:595 72:2856 74:2775 75:1633 76:630 77:2561 78:1849 79:1692 80:2201 81:2033 82:1785 83:1415 84:1776 85:3200 86:975 87:2154 88:1261 89:4310 90:760 91:8299 92:2734 93:2831 94:3840 95:4197 96:1254 97:307 98:1065 99:732 100:71 101:1365 102:3480 103:32350 104:4421 105:743 106:1012 107:2600 108:1181 109:4062 110:2225 111:3318 112:2038 113:1829 114:1937 115:2162 116:2008 117:2685 118:2886 119:1959 120:1858 121:1330 122:2734 123:2162 124:1587 125:2817 126:62 128:1557 129:938 130:1255 131:1831 132:794 133:450 134:1510 135:317 136:1336 137:1095 138:2885 139:1547 140:1516 141:1461 142:1817 143:1589 144:1023 145:430 146:2117 147:2030 148:2577 149:2838 150:1193 151:1515 152:2105 153:500 154:8255 155:1577 156:3636 157:1859 158:1251 159:2428 160:3415 161:1749 162:3612 163:1775 164:1684 165:2153 166:1347 167:1865 168:4084 169:798 170:5035 171:1000 172:3996 173:3182 174:914 175:1277 176:3573 177:4835 178:3718 179:2248 180:2526 181:3973 182:3357 183:2075 184:2257 185:21298 186:5035 187:4207 188:4215 189:4092 190:9614 191:1566 192:11204 193:9291 194:7680 195:5411 196:3202 197:3595 198:5961 199:8262 200:8064 201:6295 202:10301 203:10481 204:4604 205:3638 206:4614 207:3493 208:4198 209:5081 210:4473 211:2499 212:4505 213:3756 214:1050 215:48 216:6591 217:3077 218:1321 219:373 220:2111 221:1051 222:675 223:2290 End of report