DomainCrawler is a domain tool that offers access to the WhoIs database. WhoIs is a domain registration database that provides the name and contact information for the owner of any registered domain name.
What you need to know about DomainCrawler
To remove your personal information from the WhoIs database, you must pay a domain registration service such as DomainsByProxy to act as your agent. Reregister your domain with one of these services to shield your information.