When I first studied IP addresses, I thought: “Private IPs are only inside my router, and public IPs are only for the router itself. ” But that’s not the full story. In real production systems — like a banking website — both public and private IPs exist together.
Source: [Dev.to](https://dev.to/nagesh_k_2003/the-beginners-guide-to-private-vs-public-ips-ex-banking-systems-3848)