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Identify past owners of botnet and malware domains to look for connections or patterns. Research the WHOIS history of domains found communicating with infected hosts to discover relationships. Get historical registration details on attackers, hackers, and owners of phishing domains.
Whois Domain Name & IP lookup service to search the whois database for verified registration information.
Research domain ownership with Whois Lookup: Get ownership info, IP address history, rank, traffic, SEO & more. Find available domains & domains for sale.
Our WHOIS history API or tool, backed by a vast database of WHOIS records, allows you to retrieve and explore all historical changes in domain registration information. Simply input your domain name of interest, and our historical WHOIS tool or API will swiftly fetch all the historical WHOIS records from our extensive database.
This test will return WHOIS registration results for a DOMAIN name. Depending on the registrar, you can see various information like who is it registered to, when it was registered and when it expires, where the DNS is hosted, and more.
Search the whois database, look up domain and IP owner information, and check out dozens of other statistics. On Demand Domain Data. Get all the data you need about a domain and everything associated with that domain anytime with a single search. Register Domain Names.
Use the Whois Lookup Tool for: Lookup who owns a domain name, IP or AS number, including the registrant's name, organization, email, and contact information. Find out who is responsible for administrative and technical matters. Find out when a domain was registered and when it's due to expire.