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This online free service discovers web sites that related to a given web site or an IP address

It is a service designed to discover the host names related to a given web site or an IP address, generally speaking, all application level host names related to a server (example: DNS names, HTTP virtual hosts).

In the real world an IP address can be registered in a DNS server with multiple host names, because it can have some aliases or it is hosting a bunch of websites.

The purpose of the service is to discover all this registered DNS names, also called host names or virtual hosts, to provide a better knowledge of the target and an extended attack surface to the user.


  • w-e-b.site
  • prostolinux.ru
URL or IP:

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