To try the thousands of add-ons available here, download Mozilla Firefox, a fast, free way to surf the Web!Close
Welcome to Firefox Add-ons.
Choose from thousands of extra features and styles to make Firefox your own.Close
DAC WHOIS Search 1.0.1-signed.1-signed
Domainsatcost.ca is pleased to offer an easy to use WHOIS search extension that feeds into our extension WHOIS lookup service. Find all the public information about any domain with our WHOIS Search.
About this Add-on
All domain registrations require standard information, compiled into publically-accessible records, called the WHOIS protocol. You can use our WHOIS search to access any of these records, providing you information about the registrant, registrar and domain itself.