Robtex

We aim to make the fastest and most comprehensive free DNS lookup tool on the Internet. Our database now contains billions of documents of internet data collected over more than a decade. How to use Robtex? Enter an IP address or hostname in the field above, and click "GO" to look up technical information. From the resulting page you can navigate further between the different tabs. We have released a subset of this data by an API available at mashape. We also provide a few other API:s.