WHOIS Data: Domain Intelligence for Business and Security

Every domain name on the internet has a registration record. These records—collectively known as WHOIS data—contain information about when domains were registered, who registered them, when they expire, and what infrastructure they use. This data is publicly available for most domains, yet most businesses never look at it. Those who do gain advantages in competitive research, lead qualification, fraud detection, and domain portfolio management. Understanding what WHOIS data contains and how to use it opens up possibilities many developers and business professionals don't realize exist. What WHOIS Records Contain When someone registers a domain, they provide information to a domain registrar. That information becomes part of the WHOIS database. While specific fields vary by domain extension and registrar, most WHOIS records include: Domain name and status - The domain itself along with its current status. Statuses indicate whether a domain is active, locked against transfers, pending re