IPv4 R&E Routing Table Report 23:05 GMT Thu 24 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: 956706 Prefixes after maximum aggregation (per Origin AS): 366327 Deaggregation factor: 2.61 Unique aggregates announced (without unneeded subnets): 468440 Number of IPv4 prefixes with a valid ROA: 505824 Number of IPv4 prefixes with an invalid ROA: 1098 Number of IPv4 prefixes with no ROA: 449784 Total ASes present in the Internet Routing Table: 76161 Prefixes per ASN: 12.56 Origin-only ASes present in the Internet Routing Table: 65425 Origin ASes announcing only one prefix: 26801 Transit ASes present in the Internet Routing Table: 10736 Transit-only ASes present in the Internet Routing Table: 504 Paths with bogon ASNs present in the IPv4 Routing Table: 14 Average AS path length visible in the Internet Routing Table: 4.8 Max AS path length visible: 77 Max AS path prepend of ASN ( 37447) 73 Prefixes from unregistered ASNs in the Routing Table: 980 Number of instances of unregistered ASNs: 991 Number of 32-bit ASNs allocated by the RIRs: 45616 Number of 32-bit ASNs visible in the Routing Table: 37228 Prefixes from 32-bit ASNs in the Routing Table: 193031 Number of bogon 32-bit ASNs visible in the Routing Table: 30 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 523 Number of addresses announced to Internet: 3026789376 Equivalent to 180 /8s, 105 /16s and 36 /24s Percentage of available address space announced: 81.8 Percentage of allocated address space announced: 81.8 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: 313817 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 252352 Total APNIC prefixes after maximum aggregation: 74947 APNIC Deaggregation factor: 3.37 Prefixes being announced from the APNIC address blocks: 244405 Unique aggregates announced from the APNIC address blocks: 101091 APNIC Region origin ASes present in the Internet Routing Table: 14328 APNIC Prefixes per ASN: 17.06 APNIC Region origin ASes announcing only one prefix: 4362 APNIC Region transit ASes present in the Internet Routing Table: 1900 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: 9823 Number of APNIC addresses announced to Internet: 756037376 Equivalent to 45 /8s, 16 /16s and 55 /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: 280729 Total ARIN prefixes after maximum aggregation: 125909 ARIN Deaggregation factor: 2.23 Prefixes being announced from the ARIN address blocks: 283887 Unique aggregates announced from the ARIN address blocks: 135563 ARIN Region origin ASes present in the Internet Routing Table: 19151 ARIN Prefixes per ASN: 14.82 ARIN Region origin ASes announcing only one prefix: 6971 ARIN Region transit ASes present in the Internet Routing Table: 1909 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: 5036 Number of ARIN addresses announced to Internet: 1266745856 Equivalent to 75 /8s, 129 /16s and 2 /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: 267400 Total RIPE prefixes after maximum aggregation: 129472 RIPE Deaggregation factor: 2.07 Prefixes being announced from the RIPE address blocks: 264224 Unique aggregates announced from the RIPE address blocks: 168579 RIPE Region origin ASes present in the Internet Routing Table: 28753 RIPE Prefixes per ASN: 9.19 RIPE Region origin ASes announcing only one prefix: 12127 RIPE Region transit ASes present in the Internet Routing Table: 3925 Average RIPE Region AS path length visible: 5.1 Max RIPE Region AS path length visible: 31 Number of RIPE region 32-bit ASNs visible in the Routing Table: 12054 Number of RIPE addresses announced to Internet: 722002944 Equivalent to 43 /8s, 8 /16s and 228 /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: 122361 Total LACNIC prefixes after maximum aggregation: 28818 LACNIC Deaggregation factor: 4.25 Prefixes being announced from the LACNIC address blocks: 119968 Unique aggregates announced from the LACNIC address blocks: 48491 LACNIC Region origin ASes present in the Internet Routing Table: 11149 LACNIC Prefixes per ASN: 10.76 LACNIC Region origin ASes announcing only one prefix: 2650 LACNIC Region transit ASes present in the Internet Routing Table: 2461 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: 9057 Number of LACNIC addresses announced to Internet: 177458688 Equivalent to 10 /8s, 147 /16s and 206 /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: 32884 Total AfriNIC prefixes after maximum aggregation: 6541 AfriNIC Deaggregation factor: 5.03 Prefixes being announced from the AfriNIC address blocks: 43699 Unique aggregates announced from the AfriNIC address blocks: 14273 AfriNIC Region origin ASes present in the Internet Routing Table: 1892 AfriNIC Prefixes per ASN: 23.10 AfriNIC Region origin ASes announcing only one prefix: 691 AfriNIC Region transit ASes present in the Internet Routing Table: 361 Average AfriNIC Region AS path length visible: 5.4 Max AfriNIC Region AS path length visible: 77 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1258 Number of AfriNIC addresses announced to Internet: 104259328 Equivalent to 6 /8s, 54 /16s and 223 /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 10080 8751 80 CHINAMOBILE-CN China Mobile Communication 7545 5979 840 656 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4549 347 23 FPT-AS-AP FPT Telecom Company, VN 7552 3939 1331 25 VIETEL-AS-AP Viettel Group, VN 9498 3850 512 268 BBIL-AP BHARTI Airtel Ltd., IN 7713 3652 1036 72 TELKOMNET-AS-AP PT Telekomunikasi Indones 45899 3255 1873 103 VNPT-AS-VN VNPT Corp, VN 24560 2783 829 542 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd., 4755 2211 434 195 TATACOMM-AS TATA Communications formerly 45090 2206 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 10893 11913 3818 AMAZON-02, US 11492 4660 310 547 CABLEONE, US 174 4509 8763 857 COGENT-174, US 7155 4163 287 85 VIASAT-SP-BACKBONE, US 6327 3603 1320 79 SHAW, CA 22773 3412 3037 187 ASN-CXA-ALL-CCI-22773-RDC, US 749 3263 54896 2510 DNIC-AS-00749, US 7018 3175 23668 1972 ATT-INTERNET4, US 396982 2866 3654 420 GOOGLE-CLOUD-PLATFORM, US 16625 2794 1218 2099 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 7644 1709 143 UNI2-AS, ES 39891 4652 281 59 ALJAWWALSTC-AS, SA 20940 3827 3395 125 AKAMAI-ASN1, NL 9009 3706 320 1894 M247, RO 12389 2941 2294 877 ROSTELECOM-AS, RU 34984 2341 359 578 TELLCOM-AS, TR 212238 1803 132 1338 CDNEXT, GB 13188 1606 100 30 TRIOLAN, UA 8452 1579 1852 14 TE-AS TE-AS, EG 8551 1475 366 32 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 11560 3234 520 UNINET, MX 10620 3545 494 939 Telmex Colombia S.A., CO 13999 2530 533 358 Mega Cable, S.A. de C.V., MX 11830 2007 369 64 Instituto Costarricense de Electricidad y 28573 1338 2310 261 Claro NXT Telecomunicacoes Ltda, BR 3816 1319 779 200 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC, 6147 1113 369 22 Telefonica del Peru S.A.A., PE 6503 1103 374 163 Axtel, S.A.B. de C.V., MX 22884 1059 97 371 TOTAL PLAY TELECOMUNICACIONES SA DE CV, M 26615 1033 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 1637 593 29 RAYA-AS, EG 24863 1618 389 16 LINKdotNET-AS, EG 36992 1414 1519 283 ETISALAT-MISR, EG 29571 1355 86 58 ORANGE-COTE-IVOIRE, CI 36903 1249 554 96 MT-MPLS, MA 36935 976 521 41 Vodafone-, EG 37069 595 1099 13 MOBINIL, EG 6713 556 1861 35 IAM-AS, MA 36914 526 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 11560 3234 520 UNINET, MX 16509 10893 11913 3818 AMAZON-02, US 9808 10080 8751 80 CHINAMOBILE-CN China Mobile Communication 12479 7644 1709 143 UNI2-AS, ES 7545 5979 840 656 TPG-INTERNET-AP TPG Telecom Limited, AU 11492 4660 310 547 CABLEONE, US 39891 4652 281 59 ALJAWWALSTC-AS, SA 18403 4549 347 23 FPT-AS-AP FPT Telecom Company, VN 174 4509 8763 857 COGENT-174, US 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 10080 10000 CHINAMOBILE-CN China Mobile Communications Grou 12479 7644 7501 UNI2-AS, ES 16509 10893 7075 AMAZON-02, US 7545 5979 5323 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4652 4593 ALJAWWALSTC-AS, SA 18403 4549 4526 FPT-AS-AP FPT Telecom Company, VN 11492 4660 4113 CABLEONE, US 7155 4163 4078 VIASAT-SP-BACKBONE, US 7552 3939 3914 VIETEL-AS-AP Viettel Group, VN 20940 3827 3702 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 23.139.88.0/24 Origin: 397244 RESERVED, ZZ 23.139.88.0/24 Transit: 33387 NOCIX, 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 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 /12:295 /13:575 /14:1170 /15:2057 /16:13148 /17:8136 /18:13597 /19:24207 /20:43586 /21:51568 /22:111468 /23:99219 /24:587521 /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 6698 7644 UNI2-AS, ES 8151 5749 11560 UNINET, MX 11492 3555 4660 CABLEONE, US 39891 3412 4652 ALJAWWALSTC-AS, SA 6327 3398 3603 SHAW, CA 7155 3107 4163 VIASAT-SP-BACKBONE, US 22773 2543 3412 ASN-CXA-ALL-CCI-22773-RDC, US 16509 2212 10893 AMAZON-02, US 30036 2187 2527 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2174 3545 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) ---------------------------------------------- 1:2278 2:1534 3:503 4:8 5:4415 6:168 7:6 8:1508 9:1 11:172 12:1422 13:361 14:2430 15:331 16:264 17:357 18:900 20:437 21:4 22:188 23:6887 24:2645 25:2 27:2642 29:19 31:2921 32:45 34:73 35:142 36:2356 37:4481 38:8720 39:917 40:154 41:4104 42:2190 43:2422 44:335 45:17631 46:4677 47:298 49:2006 50:1861 51:580 52:1584 54:316 55:951 56:8 57:222 58:2182 59:1201 60:1145 61:2767 62:2827 63:1856 64:5424 65:2286 66:4643 67:2996 68:1331 69:4017 70:1127 71:561 72:2854 74:2772 75:1626 76:635 77:2573 78:1866 79:1652 80:2194 81:2025 82:1779 83:1372 84:1742 85:3096 86:958 87:2150 88:1241 89:4360 90:701 91:8263 92:2613 93:2809 94:3805 95:4280 96:1264 97:315 98:1073 99:740 100:72 101:1158 102:3408 103:32240 104:4398 105:699 106:985 107:2397 108:1149 109:4023 110:2203 111:3308 112:2039 113:1777 114:1924 115:2120 116:1964 117:2713 118:2875 119:1978 120:1869 121:1347 122:2692 123:2140 124:1620 125:2828 126:64 128:1409 129:929 130:1231 131:1838 132:809 133:446 134:1528 135:315 136:1262 137:1091 138:2900 139:1541 140:1476 141:1559 142:1806 143:1605 144:1023 145:395 146:2090 147:2042 148:2539 149:2809 150:1122 151:1378 152:2106 153:499 154:6935 155:1544 156:2577 157:1840 158:1208 159:2427 160:3225 161:1736 162:3555 163:1757 164:1938 165:2137 166:1329 167:1855 168:4058 169:781 170:4922 171:1021 172:3895 173:3108 174:907 175:1270 176:3474 177:4833 178:3533 179:2230 180:2498 181:3917 182:3314 183:2056 184:2269 185:21123 186:5011 187:4257 188:4243 189:4080 190:9564 191:1507 192:11084 193:9258 194:7593 195:5391 196:3216 197:3076 198:5926 199:8188 200:8026 201:6314 202:10250 203:10383 204:4615 205:3648 206:4559 207:3565 208:4202 209:5130 210:4510 211:2570 212:4505 213:3643 214:1069 215:48 216:6635 217:3034 218:1321 219:396 220:2069 221:1048 222:707 223:2273 End of report