Reverse Ip Lookup [new] -

If you need to find all domains owned by a company, a reverse IP lookup on their netblocks is a good start, but also investigate SSL certificate transparency logs (e.g., crt.sh) for more complete results.

In the vast ecosystem of the internet, every website and connected device has a unique numerical label: an . While we typically use domain names like google.com to find sites (a "forward lookup"), there are many critical reasons to work in the opposite direction. reverse ip lookup