IPv4 R&E Routing Table Report 23:05 GMT Fri 01 Nov, 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: 957914 Prefixes after maximum aggregation (per Origin AS): 366727 Deaggregation factor: 2.61 Unique aggregates announced (without unneeded subnets): 469209 Number of IPv4 prefixes with a valid ROA: 506770 Number of IPv4 prefixes with an invalid ROA: 1349 Number of IPv4 prefixes with no ROA: 449795 Total ASes present in the Internet Routing Table: 76199 Prefixes per ASN: 12.57 Origin-only ASes present in the Internet Routing Table: 65442 Origin ASes announcing only one prefix: 26805 Transit ASes present in the Internet Routing Table: 10757 Transit-only ASes present in the Internet Routing Table: 504 Paths with bogon ASNs present in the IPv4 Routing Table: 17 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: 960 Number of instances of unregistered ASNs: 974 Number of 32-bit ASNs allocated by the RIRs: 45687 Number of 32-bit ASNs visible in the Routing Table: 37296 Prefixes from 32-bit ASNs in the Routing Table: 193601 Number of bogon 32-bit ASNs visible in the Routing Table: 36 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 516 Number of addresses announced to Internet: 3026464256 Equivalent to 180 /8s, 100 /16s and 46 /24s Percentage of available address space announced: 81.7 Percentage of allocated address space announced: 81.7 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: 314235 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 252231 Total APNIC prefixes after maximum aggregation: 74964 APNIC Deaggregation factor: 3.36 Prefixes being announced from the APNIC address blocks: 244156 Unique aggregates announced from the APNIC address blocks: 101135 APNIC Region origin ASes present in the Internet Routing Table: 14335 APNIC Prefixes per ASN: 17.03 APNIC Region origin ASes announcing only one prefix: 4376 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: 9833 Number of APNIC addresses announced to Internet: 756035328 Equivalent to 45 /8s, 16 /16s and 47 /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: 281367 Total ARIN prefixes after maximum aggregation: 125992 ARIN Deaggregation factor: 2.23 Prefixes being announced from the ARIN address blocks: 284109 Unique aggregates announced from the ARIN address blocks: 135722 ARIN Region origin ASes present in the Internet Routing Table: 19148 ARIN Prefixes per ASN: 14.84 ARIN Region origin ASes announcing only one prefix: 6976 ARIN Region transit ASes present in the Internet Routing Table: 1914 Average ARIN Region AS path length visible: 4.5 Max ARIN Region AS path length visible: 25 Number of ARIN region 32-bit ASNs visible in the Routing Table: 5047 Number of ARIN addresses announced to Internet: 1266739712 Equivalent to 75 /8s, 128 /16s and 234 /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: 267753 Total RIPE prefixes after maximum aggregation: 129725 RIPE Deaggregation factor: 2.06 Prefixes being announced from the RIPE address blocks: 264742 Unique aggregates announced from the RIPE address blocks: 168860 RIPE Region origin ASes present in the Internet Routing Table: 28771 RIPE Prefixes per ASN: 9.20 RIPE Region origin ASes announcing only one prefix: 12130 RIPE Region transit ASes present in the Internet Routing Table: 3934 Average RIPE Region AS path length visible: 5.1 Max RIPE Region AS path length visible: 27 Number of RIPE region 32-bit ASNs visible in the Routing Table: 12081 Number of RIPE addresses announced to Internet: 722056448 Equivalent to 43 /8s, 9 /16s and 181 /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: 122855 Total LACNIC prefixes after maximum aggregation: 28896 LACNIC Deaggregation factor: 4.25 Prefixes being announced from the LACNIC address blocks: 120377 Unique aggregates announced from the LACNIC address blocks: 48630 LACNIC Region origin ASes present in the Internet Routing Table: 11161 LACNIC Prefixes per ASN: 10.79 LACNIC Region origin ASes announcing only one prefix: 2631 LACNIC Region transit ASes present in the Internet Routing Table: 2488 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: 9076 Number of LACNIC addresses announced to Internet: 177446912 Equivalent to 10 /8s, 147 /16s and 160 /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: 32748 Total AfriNIC prefixes after maximum aggregation: 6520 AfriNIC Deaggregation factor: 5.02 Prefixes being announced from the AfriNIC address blocks: 44014 Unique aggregates announced from the AfriNIC address blocks: 14428 AfriNIC Region origin ASes present in the Internet Routing Table: 1897 AfriNIC Prefixes per ASN: 23.20 AfriNIC Region origin ASes announcing only one prefix: 692 AfriNIC Region transit ASes present in the Internet Routing Table: 359 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: 1259 Number of AfriNIC addresses announced to Internet: 103907584 Equivalent to 6 /8s, 49 /16s and 129 /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 8752 83 CHINAMOBILE-CN China Mobile Communication 7545 6065 840 655 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4279 347 23 FPT-AS-AP FPT Telecom Company, VN 7552 3910 1331 25 VIETEL-AS-AP Viettel Group, VN 9498 3851 511 265 BBIL-AP BHARTI Airtel Ltd., IN 7713 3651 1036 72 TELKOMNET-AS-AP PT Telekomunikasi Indones 45899 3252 1869 99 VNPT-AS-VN VNPT Corp, VN 24560 2785 830 542 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd., 4755 2213 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 10974 11935 3885 AMAZON-02, US 11492 4656 309 560 CABLEONE, US 174 4500 8756 831 COGENT-174, US 7155 4163 287 85 VIASAT-SP-BACKBONE, US 6327 3605 1320 79 SHAW, CA 22773 3417 3037 187 ASN-CXA-ALL-CCI-22773-RDC, US 749 3263 54896 2510 DNIC-AS-00749, US 7018 3157 23661 1981 ATT-INTERNET4, US 396982 2865 3654 419 GOOGLE-CLOUD-PLATFORM, US 16625 2820 1232 2112 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 4720 289 58 ALJAWWALSTC-AS, SA 20940 3852 3395 125 AKAMAI-ASN1, NL 9009 3697 318 1885 M247, RO 12389 2942 2295 878 ROSTELECOM-AS, RU 34984 2341 359 578 TELLCOM-AS, TR 212238 1847 135 1365 CDNEXT, GB 13188 1606 100 30 TRIOLAN, UA 8452 1569 1852 14 TE-AS TE-AS, EG 8551 1473 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 11449 3224 557 UNINET, MX 10620 3543 494 943 Telmex Colombia S.A., CO 13999 2534 532 360 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 1323 779 196 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC, 6503 1160 374 163 Axtel, S.A.B. de C.V., MX 6147 1112 369 22 Telefonica del Peru S.A.A., PE 22884 1061 97 372 TOTAL PLAY TELECOMUNICACIONES SA DE CV, M 26615 1030 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 1627 593 29 RAYA-AS, EG 24863 1619 389 16 LINKdotNET-AS, EG 36992 1421 1519 283 ETISALAT-MISR, EG 29571 1370 87 58 ORANGE-COTE-IVOIRE, CI 36903 1249 554 96 MT-MPLS, MA 36935 986 523 45 Vodafone-, EG 37069 591 1099 13 MOBINIL, EG 6713 557 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 11449 3224 557 UNINET, MX 16509 10974 11935 3885 AMAZON-02, US 9808 10080 8752 83 CHINAMOBILE-CN China Mobile Communication 12479 7644 1709 143 UNI2-AS, ES 7545 6065 840 655 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4720 289 58 ALJAWWALSTC-AS, SA 11492 4656 309 560 CABLEONE, US 174 4500 8756 831 COGENT-174, US 18403 4279 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 10080 9997 CHINAMOBILE-CN China Mobile Communications Grou 12479 7644 7501 UNI2-AS, ES 16509 10974 7089 AMAZON-02, US 7545 6065 5410 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4720 4662 ALJAWWALSTC-AS, SA 18403 4279 4256 FPT-AS-AP FPT Telecom Company, VN 11492 4656 4096 CABLEONE, US 7155 4163 4078 VIASAT-SP-BACKBONE, US 7552 3910 3885 VIETEL-AS-AP Viettel Group, VN 20940 3852 3727 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 23.139.88.0/24 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 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 /12:295 /13:574 /14:1169 /15:2054 /16:13110 /17:8116 /18:13601 /19:24217 /20:43526 /21:51616 /22:111511 /23:99504 /24:588462 /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 6692 7644 UNI2-AS, ES 8151 5654 11449 UNINET, MX 11492 3550 4656 CABLEONE, US 39891 3412 4720 ALJAWWALSTC-AS, SA 6327 3400 3605 SHAW, CA 7155 3107 4163 VIASAT-SP-BACKBONE, US 22773 2547 3417 ASN-CXA-ALL-CCI-22773-RDC, US 16509 2229 10974 AMAZON-02, US 30036 2191 2530 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2173 3543 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) ---------------------------------------------- 1:2277 2:1541 3:511 4:8 5:4437 6:169 7:6 8:1503 9:1 11:172 12:1421 13:371 14:2458 15:330 16:265 17:357 18:903 20:440 21:4 22:188 23:6946 24:2648 25:2 27:2654 29:19 31:2950 32:44 34:73 35:144 36:2353 37:4442 38:8808 39:889 40:153 41:4076 42:2032 43:2421 44:331 45:17705 46:4713 47:298 49:2005 50:1857 51:582 52:1581 54:313 55:942 56:8 57:223 58:2173 59:1175 60:1149 61:2767 62:2826 63:1840 64:5386 65:2273 66:4628 67:2989 68:1329 69:4002 70:1126 71:570 72:2849 74:2784 75:1631 76:636 77:2584 78:1868 79:1662 80:2188 81:2029 82:1785 83:1378 84:1751 85:3112 86:966 87:2155 88:1247 89:4367 90:700 91:8262 92:2607 93:2811 94:3820 95:4280 96:1264 97:314 98:1072 99:738 100:72 101:1161 102:3378 103:32155 104:4419 105:707 106:987 107:2395 108:1160 109:4055 110:2220 111:3305 112:2039 113:1749 114:1930 115:2121 116:1958 117:2699 118:2844 119:1950 120:1866 121:1347 122:2700 123:2138 124:1621 125:2826 126:64 128:1349 129:926 130:1239 131:1882 132:815 133:446 134:1526 135:315 136:1260 137:1089 138:2866 139:1538 140:1479 141:1568 142:1808 143:1610 144:1021 145:399 146:2096 147:2046 148:2540 149:2818 150:1123 151:1445 152:2104 153:499 154:7109 155:1543 156:2889 157:1836 158:1214 159:2425 160:3266 161:1739 162:3561 163:1761 164:1940 165:2129 166:1331 167:1844 168:4092 169:782 170:5007 171:995 172:3905 173:3123 174:909 175:1265 176:3484 177:4886 178:3638 179:2247 180:2514 181:3922 182:3318 183:2031 184:2275 185:21154 186:5048 187:4236 188:4223 189:4154 190:9580 191:1512 192:11168 193:9258 194:7611 195:5366 196:3205 197:3062 198:5899 199:8197 200:8038 201:6268 202:10245 203:10395 204:4637 205:3626 206:4571 207:3530 208:4212 209:5103 210:4507 211:2576 212:4516 213:3629 214:1043 215:48 216:6648 217:3032 218:1320 219:394 220:2080 221:1050 222:707 223:2294 End of report