103.51.0.0/16
85 assigned ranges in this /16.
/24 breakdown
| Block | Top country | Countries | ASNs | Ranges |
|---|---|---|---|---|
| 103.51.0.0/24 | India (100%) | 1 | 1 | 1 |
| 103.51.2.0/24 | Bangladesh (100%) | 1 | 1 | 1 |
| 103.51.4.0/24 | Japan (100%) | 1 | 1 | 1 |
| 103.51.8.0/24 | India (100%) | 1 | 1 | 1 |
| 103.51.9.0/24 | India (100%) | 1 | 1 | 1 |
| 103.51.10.0/24 | Thailand (100%) | 1 | 1 | 1 |
| 103.51.12.0/24 | United States (100%) | 1 | 1 | 1 |
| 103.51.16.0/24 | Nepal (100%) | 1 | 1 | 1 |
| 103.51.20.0/24 | India (100%) | 1 | 1 | 1 |
| 103.51.24.0/24 | India (100%) | 1 | 1 | 1 |
| 103.51.28.0/24 | India (100%) | 1 | 1 | 1 |
| 103.51.32.0/24 | United States (100%) | 1 | 1 | 1 |
| 103.51.36.0/24 | Japan (100%) | 1 | 1 | 1 |
| 103.51.40.0/24 | Australia (100%) | 1 | 1 | 1 |
| 103.51.41.0/24 | Malaysia (100%) | 1 | 1 | 1 |
| 103.51.43.0/24 | Malaysia (100%) | 1 | 1 | 1 |
| 103.51.44.0/24 | Indonesia (100%) | 1 | 1 | 1 |
| 103.51.48.0/24 | Malaysia (100%) | 1 | 1 | 1 |
| 103.51.52.0/24 | Bangladesh (100%) | 1 | 1 | 1 |
| 103.51.53.0/24 | Bangladesh (100%) | 1 | 1 | 1 |
| 103.51.54.0/24 | India (100%) | 1 | 1 | 1 |
| 103.51.56.0/24 | India (100%) | 1 | 1 | 1 |
| 103.51.60.0/24 | Mongolia (100%) | 1 | 1 | 1 |
| 103.51.61.0/24 | Australia (100%) | 1 | 1 | 1 |
| 103.51.62.0/24 | China (100%) | 1 | 1 | 1 |
| 103.51.64.0/24 | Thailand (100%) | 1 | 1 | 1 |
| 103.51.68.0/24 | Australia (100%) | 1 | 1 | 1 |
| 103.51.72.0/24 | India (100%) | 1 | 1 | 1 |
| 103.51.76.0/24 | Spain (100%) | 1 | 1 | 1 |
| 103.51.80.0/24 | Japan (100%) | 1 | 1 | 1 |
| 103.51.84.0/24 | Bangladesh (100%) | 1 | 1 | 1 |
| 103.51.88.0/24 | Singapore (100%) | 1 | 1 | 1 |
| 103.51.96.0/24 | Vietnam (100%) | 1 | 1 | 1 |
| 103.51.98.0/24 | Indonesia (100%) | 1 | 1 | 1 |
| 103.51.100.0/24 | New Zealand (100%) | 1 | 1 | 1 |
| 103.51.102.0/24 | United States (100%) | 1 | 1 | 1 |
| 103.51.103.0/24 | Indonesia (100%) | 1 | 1 | 1 |
| 103.51.104.0/24 | Vietnam (100%) | 1 | 1 | 1 |
| 103.51.106.0/24 | Indonesia (100%) | 1 | 1 | 1 |
| 103.51.108.0/24 | Hong Kong (100%) | 1 | 1 | 1 |
| 103.51.112.0/24 | Australia (100%) | 1 | 1 | 1 |
| 103.51.116.0/24 | India (100%) | 1 | 1 | 1 |
| 103.51.120.0/24 | Vietnam (100%) | 1 | 1 | 1 |
| 103.51.122.0/24 | Indonesia (100%) | 1 | 1 | 1 |
| 103.51.128.0/24 | Bangladesh (100%) | 1 | 1 | 1 |
| 103.51.130.0/24 | Australia (100%) | 1 | 1 | 1 |
| 103.51.132.0/24 | India (100%) | 1 | 1 | 1 |
| 103.51.136.0/24 | India (100%) | 1 | 1 | 1 |
| 103.51.140.0/24 | Taiwan (100%) | 1 | 1 | 1 |
| 103.51.144.0/24 | Hong Kong (100%) | 1 | 1 | 1 |
| 103.51.146.0/24 | Hong Kong (100%) | 1 | 1 | 1 |
| 103.51.147.0/24 | Hong Kong (100%) | 1 | 1 | 1 |
| 103.51.148.0/24 | India (100%) | 1 | 1 | 1 |
| 103.51.152.0/24 | India (100%) | 1 | 1 | 1 |
| 103.51.153.0/24 | India (100%) | 1 | 1 | 1 |
| 103.51.155.0/24 | India (100%) | 1 | 1 | 1 |
| 103.51.156.0/24 | New Zealand (100%) | 1 | 1 | 1 |
| 103.51.158.0/24 | Indonesia (100%) | 1 | 1 | 1 |
| 103.51.159.0/24 | Australia (100%) | 1 | 1 | 1 |
| 103.51.160.0/24 | Singapore (100%) | 1 | 1 | 1 |
| 103.51.164.0/24 | Germany (100%) | 1 | 1 | 1 |
| 103.51.168.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 103.51.172.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 103.51.176.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 103.51.184.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 103.51.188.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 103.51.192.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 103.51.196.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 103.51.200.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 103.51.204.0/24 | Indonesia (100%) | 1 | 1 | 1 |
| 103.51.206.0/24 | Indonesia (100%) | 1 | 1 | 1 |
| 103.51.208.0/24 | India (100%) | 1 | 1 | 1 |
| 103.51.212.0/24 | Japan (100%) | 1 | 1 | 1 |
| 103.51.216.0/24 | India (100%) | 1 | 1 | 1 |
| 103.51.220.0/24 | Pakistan (100%) | 1 | 1 | 1 |
| 103.51.221.0/24 | Australia (100%) | 1 | 1 | 1 |
| 103.51.222.0/24 | India (100%) | 1 | 1 | 1 |
| 103.51.224.0/24 | Thailand (100%) | 1 | 1 | 1 |
| 103.51.228.0/24 | Germany (100%) | 1 | 1 | 1 |
| 103.51.232.0/24 | India (100%) | 1 | 1 | 1 |
| 103.51.235.0/24 | India (100%) | 1 | 1 | 1 |
| 103.51.240.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 103.51.244.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 103.51.248.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 103.51.252.0/24 | South Korea (100%) | 1 | 1 | 1 |
Assigned ranges
| Range | ASN | Org | Country |
|---|---|---|---|
103.51.0.0 – 103.51.1.255 | AS45649 | SS&C FINTECH SERVICES INDIA PRIVATE LIMITED | IN |
103.51.2.0 – 103.51.3.255 | AS45766 | Triangle Services | BD |
103.51.4.0 – 103.51.7.255 | AS131896 | SSI Lab Inc. | JP |
103.51.8.0 – 103.51.8.255 | AS133992 | Chhattisgarh Infotech and Biotech Promotion Society | IN |
103.51.9.0 – 103.51.9.255 | AS132135 | Hero MotoCorp Ltd | IN |
103.51.10.0 – 103.51.11.255 | AS23884 | Proen Corp Public Company Limited | TH |
103.51.12.0 – 103.51.13.255 | AS13335 | Cloudflare Inc. | US |
103.51.16.0 – 103.51.19.255 | AS55915 | Classic Tech Pvt. Ltd. | NP |
103.51.20.0 – 103.51.23.255 | AS134004 | Foxtel Telecommunications Pvt. Ltd. | IN |
103.51.24.0 – 103.51.27.255 | AS134937 | Speed Communication | IN |
103.51.28.0 – 103.51.31.255 | AS133964 | iBerry Wireless Pvt Ltd | IN |
103.51.32.0 – 103.51.35.255 | AS54103 | MOD Mission Critical LLC | US |
103.51.36.0 – 103.51.39.255 | AS137445 | PF LINK SYSTEMS | JP |
103.51.40.0 – 103.51.40.255 | AS134070 | Legal Aid Commission of NSW | AU |
103.51.41.0 – 103.51.41.255 | AS133936 | X86 Network Sdn Bhd | MY |
70 more ranges in this block.