IPv4 R&E Routing Table Report 23:05 GMT Tue 05 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: 957648 Prefixes after maximum aggregation (per Origin AS): 366781 Deaggregation factor: 2.61 Unique aggregates announced (without unneeded subnets): 469228 Number of IPv4 prefixes with a valid ROA: 507035 Number of IPv4 prefixes with an invalid ROA: 1182 Number of IPv4 prefixes with no ROA: 449431 Total ASes present in the Internet Routing Table: 76170 Prefixes per ASN: 12.57 Origin-only ASes present in the Internet Routing Table: 65435 Origin ASes announcing only one prefix: 26794 Transit ASes present in the Internet Routing Table: 10735 Transit-only ASes present in the Internet Routing Table: 500 Paths with bogon ASNs present in the IPv4 Routing Table: 16 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: 958 Number of instances of unregistered ASNs: 971 Number of 32-bit ASNs allocated by the RIRs: 45700 Number of 32-bit ASNs visible in the Routing Table: 37279 Prefixes from 32-bit ASNs in the Routing Table: 193467 Number of bogon 32-bit ASNs visible in the Routing Table: 34 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 515 Number of addresses announced to Internet: 3026531328 Equivalent to 180 /8s, 101 /16s and 52 /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: 314071 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 251876 Total APNIC prefixes after maximum aggregation: 74883 APNIC Deaggregation factor: 3.36 Prefixes being announced from the APNIC address blocks: 244284 Unique aggregates announced from the APNIC address blocks: 101190 APNIC Region origin ASes present in the Internet Routing Table: 14328 APNIC Prefixes per ASN: 17.05 APNIC Region origin ASes announcing only one prefix: 4376 APNIC Region transit ASes present in the Internet Routing Table: 1898 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: 9830 Number of APNIC addresses announced to Internet: 755889920 Equivalent to 45 /8s, 13 /16s and 247 /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: 281437 Total ARIN prefixes after maximum aggregation: 126001 ARIN Deaggregation factor: 2.23 Prefixes being announced from the ARIN address blocks: 283878 Unique aggregates announced from the ARIN address blocks: 135709 ARIN Region origin ASes present in the Internet Routing Table: 19148 ARIN Prefixes per ASN: 14.83 ARIN Region origin ASes announcing only one prefix: 6971 ARIN Region transit ASes present in the Internet Routing Table: 1908 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: 5042 Number of ARIN addresses announced to Internet: 1266899456 Equivalent to 75 /8s, 131 /16s and 90 /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: 267794 Total RIPE prefixes after maximum aggregation: 129794 RIPE Deaggregation factor: 2.06 Prefixes being announced from the RIPE address blocks: 264718 Unique aggregates announced from the RIPE address blocks: 168945 RIPE Region origin ASes present in the Internet Routing Table: 28754 RIPE Prefixes per ASN: 9.21 RIPE Region origin ASes announcing only one prefix: 12114 RIPE Region transit ASes present in the Internet Routing Table: 3919 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: 12070 Number of RIPE addresses announced to Internet: 722181888 Equivalent to 43 /8s, 11 /16s and 159 /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: 122778 Total LACNIC prefixes after maximum aggregation: 28940 LACNIC Deaggregation factor: 4.24 Prefixes being announced from the LACNIC address blocks: 120290 Unique aggregates announced from the LACNIC address blocks: 48635 LACNIC Region origin ASes present in the Internet Routing Table: 11163 LACNIC Prefixes per ASN: 10.78 LACNIC Region origin ASes announcing only one prefix: 2641 LACNIC Region transit ASes present in the Internet Routing Table: 2477 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: 9073 Number of LACNIC addresses announced to Internet: 177426944 Equivalent to 10 /8s, 147 /16s and 82 /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: 32805 Total AfriNIC prefixes after maximum aggregation: 6535 AfriNIC Deaggregation factor: 5.02 Prefixes being announced from the AfriNIC address blocks: 43963 Unique aggregates announced from the AfriNIC address blocks: 14316 AfriNIC Region origin ASes present in the Internet Routing Table: 1896 AfriNIC Prefixes per ASN: 23.19 AfriNIC Region origin ASes announcing only one prefix: 692 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: 1264 Number of AfriNIC addresses announced to Internet: 103855616 Equivalent to 6 /8s, 48 /16s and 182 /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 10079 8752 83 CHINAMOBILE-CN China Mobile Communication 7545 6062 842 659 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4248 347 23 FPT-AS-AP FPT Telecom Company, VN 7552 3910 1331 25 VIETEL-AS-AP Viettel Group, VN 9498 3853 511 267 BBIL-AP BHARTI Airtel Ltd., IN 7713 3652 1037 73 TELKOMNET-AS-AP PT Telekomunikasi Indones 45899 3251 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 10981 11970 3873 AMAZON-02, US 11492 4661 310 548 CABLEONE, US 174 4502 8757 829 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 3262 54896 2509 DNIC-AS-00749, US 7018 3187 23666 2008 ATT-INTERNET4, US 396982 2865 3654 419 GOOGLE-CLOUD-PLATFORM, US 16625 2797 1222 2102 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 7655 1709 143 UNI2-AS, ES 39891 4720 289 58 ALJAWWALSTC-AS, SA 20940 3845 3395 125 AKAMAI-ASN1, NL 9009 3684 317 1875 M247, RO 12389 2942 2295 878 ROSTELECOM-AS, RU 34984 2341 359 578 TELLCOM-AS, TR 212238 1853 136 1370 CDNEXT, GB 13188 1606 100 30 TRIOLAN, UA 8452 1596 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 11434 3218 591 UNINET, MX 10620 3542 494 942 Telmex Colombia S.A., CO 13999 2530 532 358 Mega Cable, S.A. de C.V., MX 11830 2009 369 64 Instituto Costarricense de Electricidad y 28573 1338 2310 261 Claro NXT Telecomunicacoes Ltda, BR 3816 1323 779 202 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC, 6503 1152 374 163 Axtel, S.A.B. de C.V., MX 6147 1115 369 22 Telefonica del Peru S.A.A., PE 22884 1062 97 373 TOTAL PLAY TELECOMUNICACIONES SA DE CV, M 26615 1031 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 1646 389 16 LINKdotNET-AS, EG 24835 1637 593 29 RAYA-AS, EG 36992 1422 1519 283 ETISALAT-MISR, EG 29571 1376 87 61 ORANGE-COTE-IVOIRE, CI 36903 1249 554 96 MT-MPLS, MA 36935 1015 523 46 Vodafone-, EG 37069 591 1099 13 MOBINIL, EG 6713 555 1861 35 IAM-AS, MA 37342 516 32 1 MOVITEL, MZ 15399 507 57 58 WANANCHI-, 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 8151 11434 3218 591 UNINET, MX 16509 10981 11970 3873 AMAZON-02, US 9808 10079 8752 83 CHINAMOBILE-CN China Mobile Communication 12479 7655 1709 143 UNI2-AS, ES 7545 6062 842 659 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4720 289 58 ALJAWWALSTC-AS, SA 11492 4661 310 548 CABLEONE, US 174 4502 8757 829 COGENT-174, US 18403 4248 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 10079 9996 CHINAMOBILE-CN China Mobile Communications Grou 12479 7655 7512 UNI2-AS, ES 16509 10981 7108 AMAZON-02, US 7545 6062 5403 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4720 4662 ALJAWWALSTC-AS, SA 18403 4248 4225 FPT-AS-AP FPT Telecom Company, VN 11492 4661 4113 CABLEONE, US 7155 4163 4078 VIASAT-SP-BACKBONE, US 7552 3910 3885 VIETEL-AS-AP Viettel Group, VN 20940 3845 3720 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 /15:2053 /16:13117 /17:8144 /18:13613 /19:24219 /20:43567 /21:51606 /22:111593 /23:99298 /24:588241 /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 6700 7655 UNI2-AS, ES 8151 5633 11434 UNINET, MX 11492 3555 4661 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 2232 10981 AMAZON-02, US 30036 2192 2531 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2172 3542 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 2:1534 3:512 4:8 5:4432 6:169 7:6 8:1498 9:1 11:172 12:1420 13:365 14:2461 15:332 16:265 17:357 18:904 20:442 21:4 22:188 23:6938 24:2653 25:2 27:2651 29:19 31:2958 32:44 34:73 35:144 36:2354 37:4408 38:8806 39:893 40:153 41:4069 42:2017 43:2414 44:332 45:17709 46:4714 47:297 49:2003 50:1844 51:582 52:1583 54:316 55:950 56:8 57:223 58:2169 59:1175 60:1149 61:2769 62:2817 63:1839 64:5406 65:2272 66:4604 67:3008 68:1325 69:4007 70:1126 71:572 72:2856 74:2783 75:1631 76:636 77:2575 78:1872 79:1662 80:2188 81:2028 82:1789 83:1373 84:1751 85:3114 86:966 87:2155 88:1250 89:4360 90:699 91:8242 92:2607 93:2810 94:3820 95:4258 96:1250 97:314 98:1072 99:739 100:72 101:1406 102:3364 103:32129 104:4416 105:705 106:986 107:2397 108:1162 109:4051 110:2225 111:3310 112:2041 113:1755 114:1931 115:2150 116:1959 117:2700 118:2839 119:1950 120:1866 121:1347 122:2700 123:2140 124:1616 125:2826 126:64 128:1358 129:927 130:1249 131:1868 132:806 133:446 134:1524 135:318 136:1255 137:1091 138:2860 139:1545 140:1483 141:1452 142:1812 143:1584 144:1022 145:401 146:2099 147:2048 148:2538 149:2819 150:1123 151:1457 152:2104 153:499 154:7088 155:1552 156:2769 157:1831 158:1214 159:2424 160:3264 161:1735 162:3561 163:1754 164:1936 165:2129 166:1330 167:1842 168:4062 169:782 170:5004 171:996 172:3900 173:3126 174:912 175:1266 176:3478 177:4917 178:3662 179:2239 180:2516 181:3919 182:3335 183:2024 184:2274 185:21168 186:5027 187:4215 188:4214 189:4127 190:9584 191:1511 192:11177 193:9250 194:7601 195:5375 196:3211 197:3040 198:5900 199:8184 200:8046 201:6314 202:10242 203:10412 204:4638 205:3626 206:4573 207:3519 208:4213 209:5105 210:4512 211:2575 212:4512 213:3625 214:1045 215:48 216:6588 217:3037 218:1320 219:394 220:2080 221:1051 222:709 223:2295 End of report