Find domain names owned by an individual or company.

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All information without guarantee: This is an experimental service. This reverse whois query does not usually deliver all domains associated with a person, company or email address. It may be missing various domains or short-term out of date. To be on the safe side, please make individual Whois queries at the respective suspected domains.


The fastest domain search and registration for .ch domains and hundreds more domain extensions.


Let's calculate and estimate the value of domains for free and easy. Depending on the domain, current and historical values are specified.


Get detailed information about a website. The Hitanalyzer displays current as well as historical information.

IP History

Find out for free on which IP numbers a domain was previously hosted.


Check if the usual ports are open on a server. Search for a domain or an IP number.

Reverse DNS

Displays the appropriate domain name server for an IP address.

Reverse IP

Find websites that are set up on the same server of a specific domain.

Reverse MX

Find all domains with the same mail server. Indicates e.g. Conclusions about the size of companies.

Reverse NS

Find all websites with the same name server. Indicates e.g. Conclusions about the size of companies.


Make high-quality screenshots of any URL. Depending on the domain, we also display historical screenshots.