Guide
A practical checklist for unfamiliar links
Inspect the true host, recognize tracking parameters and verify claims before opening or sharing a link.
ExploreREFERENCE LIBRARY
Guides
Understand what a result means before you rely on it. These guides explain DNS records, status claims and unfamiliar links in plain language.
How to read this library
Start with the question you are trying to answer. Each guide includes a practical workflow, examples and explicit limitations. Explanations are independent; they do not endorse a destination or claim to speak for a former service.
Guide
How to evaluate an online service status claim
Learn to read timestamps, sources and scope before treating a status label as current evidence.
ExploreGuide
How to read DNS records without mistaking them for website status
A practical guide to A, AAAA and MX results, empty responses, caches and the limits of a DNS lookup.
ExploreFrom explanation to action
When you have a specific name or link to examine, use a tool designed for that narrow question. Its output is a starting point, not a verdict about a site.
Explore the tools