Computer Tricks and Secrets

Short answer: To learn everything about a website, chain a few free tools together: WHOIS for ownership, BuiltWith for the tech stack, Similarweb for traffic, the Wayback Machine for history, PageSpeed Insights for performance, and a DNS checker for its records. Each one answers a different question, and together they give you the full picture. Whenever I land on an unfamiliar site, whether I am vetting a company, researching a competitor, or just curious who is behind something, I run through the same quick investigation. Here is the exact toolkit I reach for and what each one tells me. Who owns this website and how do I contact them? Start with a WHOIS lookup. who.is queries domain registrar databases and returns the registration date, registrar, name servers, and, where it is not hidden behind privacy protection, contact details. These days most registrars mask personal data under privacy shields, so do not be surprised if you see a proxy. The registration and expiry dates alo...