An IP address lookup will determine the geolocation of any IP address. The results of the IP address lookup will show you the city, state/region, postal/zip code, country name, ISP, and time zone. This data can be used by various agencies to find the exact owner of any IPv4 or IPv6 address.

It may be worth mentioning that, according to my understanding, the Express req.ip is a better approach than req.connection.remoteAddress, since req.ip contains the actual client ip (provided that trusted proxy is enabled in express), whereas the other may contain the proxy's IP address (if there is one). Public vs Private IP Address - Difference Between Feb 20, 2018 How do I change my IP address? May 16, 2020 How to divide network IP addresses into subnets and again

How to find my computer's Private IP address?

The IP address ranges for a different class in the table are theoretically calculated. There are some special IP addresses that are reserved for a special purpose. Suppose, IP addresses having all zero’s or one’s either in the network id or host id are ruled out from all the IP address classes. These IP addresses are used for a special purpose. What does your IP address say about you? - CNET The other sites auto-detect your current IP address, but at IP2Location you have to provide the IP address. Geobytes seems to be least accurate, but in fairness, I haven't done detailed testing. How to Assign Static IP Address to Your Devices | TechWiser

Jul 22, 2016

It may be worth mentioning that, according to my understanding, the Express req.ip is a better approach than req.connection.remoteAddress, since req.ip contains the actual client ip (provided that trusted proxy is enabled in express), whereas the other may contain the proxy's IP address (if there is one). Public vs Private IP Address - Difference Between Feb 20, 2018 How do I change my IP address? May 16, 2020 How to divide network IP addresses into subnets and again Sep 30, 2018