IPv4 R&E Routing Table Report 23:05 GMT Fri 27 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: 966465 Prefixes after maximum aggregation (per Origin AS): 369792 Deaggregation factor: 2.61 Unique aggregates announced (without unneeded subnets): 469515 Number of IPv4 prefixes with a valid ROA: 518799 Number of IPv4 prefixes with an invalid ROA: 727 Number of IPv4 prefixes with no ROA: 446939 Total ASes present in the Internet Routing Table: 76331 Prefixes per ASN: 12.66 Origin-only ASes present in the Internet Routing Table: 65518 Origin ASes announcing only one prefix: 26835 Transit ASes present in the Internet Routing Table: 10813 Transit-only ASes present in the Internet Routing Table: 523 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: 46007 Number of 32-bit ASNs visible in the Routing Table: 37525 Prefixes from 32-bit ASNs in the Routing Table: 195994 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: 3115252480 Equivalent to 185 /8s, 174 /16s and 251 /24s Percentage of available address space announced: 84.1 Percentage of allocated address space announced: 84.1 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: 316361 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 253398 Total APNIC prefixes after maximum aggregation: 76107 APNIC Deaggregation factor: 3.33 Prefixes being announced from the APNIC address blocks: 244923 Unique aggregates announced from the APNIC address blocks: 102296 APNIC Region origin ASes present in the Internet Routing Table: 14405 APNIC Prefixes per ASN: 17.00 APNIC Region origin ASes announcing only one prefix: 4426 APNIC Region transit ASes present in the Internet Routing Table: 1910 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: 9914 Number of APNIC addresses announced to Internet: 756413952 Equivalent to 45 /8s, 21 /16s and 246 /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: 285638 Total ARIN prefixes after maximum aggregation: 126319 ARIN Deaggregation factor: 2.26 Prefixes being announced from the ARIN address blocks: 286725 Unique aggregates announced from the ARIN address blocks: 132175 ARIN Region origin ASes present in the Internet Routing Table: 19160 ARIN Prefixes per ASN: 14.96 ARIN Region origin ASes announcing only one prefix: 6971 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: 5090 Number of ARIN addresses announced to Internet: 1344247296 Equivalent to 80 /8s, 31 /16s and 150 /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: 269106 Total RIPE prefixes after maximum aggregation: 130535 RIPE Deaggregation factor: 2.06 Prefixes being announced from the RIPE address blocks: 266071 Unique aggregates announced from the RIPE address blocks: 169831 RIPE Region origin ASes present in the Internet Routing Table: 28801 RIPE Prefixes per ASN: 9.24 RIPE Region origin ASes announcing only one prefix: 12093 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: 12160 Number of RIPE addresses announced to Internet: 732867328 Equivalent to 43 /8s, 174 /16s and 171 /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: 123137 Total LACNIC prefixes after maximum aggregation: 29596 LACNIC Deaggregation factor: 4.16 Prefixes being announced from the LACNIC address blocks: 120606 Unique aggregates announced from the LACNIC address blocks: 49181 LACNIC Region origin ASes present in the Internet Routing Table: 11169 LACNIC Prefixes per ASN: 10.80 LACNIC Region origin ASes announcing only one prefix: 2650 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: 9096 Number of LACNIC addresses announced to Internet: 177245184 Equivalent to 10 /8s, 144 /16s and 140 /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: 34147 Total AfriNIC prefixes after maximum aggregation: 6588 AfriNIC Deaggregation factor: 5.18 Prefixes being announced from the AfriNIC address blocks: 47660 Unique aggregates announced from the AfriNIC address blocks: 15630 AfriNIC Region origin ASes present in the Internet Routing Table: 1905 AfriNIC Prefixes per ASN: 25.02 AfriNIC Region origin ASes announcing only one prefix: 695 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: 1265 Number of AfriNIC addresses announced to Internet: 104223744 Equivalent to 6 /8s, 54 /16s and 84 /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 4386 347 23 FPT-AS-AP FPT Telecom Company, VN 9498 4042 523 271 BBIL-AP BHARTI Airtel Ltd., IN 7552 3911 1331 25 VIETEL-AS-AP Viettel Group, VN 7713 3672 1036 72 TELKOMNET-AS-AP PT Telekomunikasi Indones 45899 3248 1869 100 VNPT-AS-VN VNPT Corp, VN 24560 2823 845 537 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 12479 37784 3186 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 23514 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 2965 2299 884 ROSTELECOM-AS, RU 34984 2364 360 578 TELLCOM-AS, TR 212238 1844 133 1358 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 11530 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 1139 315 486 Axtel, S.A.B. de C.V., MX 6147 1115 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 544 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 12479 37784 3186 AMAZON-02, US 8151 11530 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 4386 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 11530 10925 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 4386 4363 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 4042 3771 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 /14:1218 /15:2144 /16:13921 /17:8184 /18:13628 /19:24473 /20:43675 /21:51710 /22:111549 /23:99870 /24:595027 /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 5723 11530 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 2247 12479 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 12:1397 13:359 14:2468 15:334 16:269 17:359 18:904 20:446 21:4 22:188 23:7150 24:2728 25:2 27:2660 29:19 30:1 31:3042 32:37 34:72 35:176 36:2394 37:4497 38:9002 39:880 40:150 41:4164 42:2031 43:2489 44:340 45:18239 46:4958 47:295 49:1989 50:1865 51:586 52:1574 54:315 55:1030 56:8 57:232 58:2203 59:1178 60:1154 61:2825 62:2885 63:1828 64:5411 65:2215 66:4623 67:3020 68:1285 69:3973 70:1106 71:595 72:2856 74:2776 75:1633 76:630 77:2562 78:1846 79:1697 80:2201 81:2028 82:1784 83:1412 84:1779 85:3203 86:976 87:2155 88:1260 89:4317 90:760 91:8296 92:2733 93:2832 94:3844 95:4198 96:1255 97:308 98:1064 99:732 100:71 101:1413 102:3473 103:32221 104:4397 105:742 106:1012 107:2598 108:1183 109:4059 110:2227 111:3252 112:2038 113:1813 114:1937 115:2101 116:1995 117:2665 118:2874 119:1949 120:1856 121:1327 122:2722 123:2160 124:1562 125:2799 126:62 128:1551 129:900 130:1256 131:1844 132:796 133:450 134:1508 135:322 136:1335 137:1095 138:2884 139:1544 140:1510 141:1459 142:1816 143:1586 144:1022 145:428 146:2116 147:2029 148:2579 149:2836 150:1191 151:1501 152:2105 153:500 154:8265 155:1578 156:3642 157:1861 158:1250 159:2429 160:3423 161:1749 162:3603 163:1777 164:1683 165:2145 166:1346 167:1858 168:4092 169:800 170:5024 171:1000 172:3997 173:3182 174:914 175:1277 176:3549 177:4847 178:3716 179:2248 180:2509 181:3963 182:3355 183:2072 184:2257 185:21298 186:5051 187:4220 188:4215 189:4096 190:9608 191:1562 192:11200 193:9292 194:7677 195:5411 196:3176 197:3599 198:5971 199:8281 200:8061 201:6297 202:10273 203:10442 204:4585 205:3632 206:4615 207:3492 208:4199 209:5084 210:4463 211:2503 212:4502 213:3746 214:1051 215:48 216:6589 217:3079 218:1321 219:373 220:2074 221:1051 222:675 223:2291 End of report