DomainTools offers the most comprehensive searchable database of domain name registration and hosting data. Combined with their other data sites such as DailyChanges.com, Screenshots.com and ReverseMX.com, users of DomainTools.com can review millions of historical domain name records from basic Whois and DNS information, to homepage images and email settings. The Company's comprehensive snapshots of past and present domain name registration, ownership and usage data, in addition to powerful research and monitoring resources, help customers by unlocking everything there is to know about a domain name. DomainTools is a Top 250 site in the Alexa rankings.