Top Websites for domain database

domainsdata.org

Analyzes and provides statistics for millions of domain name...

whoisdatacenter.com

Provides domain whois lookup and related data services.

whoisology.com

Searchable archive of historical domain name ownership recor...

domaincrawler.com

Comprehensive domain name database for digital investigation...

nic.de

Central registry and operator for .de domains.

domengood.ru

Database of registered domains for download and analysis.