DNS Propagation Checker
Compare DNS records across trusted public resolvers.
Check DNSWebsite Tools
Audit uptime, SSL, redirects, headers, SEO and page health. Fast, easy to use and designed with privacy in mind.
The public URL, domain, IP address, record type, or audit option requested by the checker.
Choose only the settings that apply to the result you need; leave optional controls unchanged when you are unsure.
Start the task and wait for the interface to return its result or a clear setup message.
Results can vary by location, cache, DNS propagation and temporary server conditions. Confirm important findings with the relevant host or service.
Compare DNS records across trusted public resolvers.
Check DNSCheck whether an IP appears on common DNS blacklists.
Check IPFind and validate a domain SPF email policy.
Check SPFVerify a DKIM public key using its selector.
Check DKIMInspect a domain DMARC policy and reporting settings.
Check DMARCThe public URL, domain, IP address, record type, or audit option requested by the checker. Start with a representative input and use only the options needed for your intended result.
A point-in-time observation from the public target and the checks available on this page. Treat the output as a current diagnostic snapshot rather than a permanent guarantee.
Results can vary by location, cache, DNS propagation and temporary server conditions. Confirm important findings with the relevant host or service.
The checker uses the public target you enter to make a diagnostic request. Do not place credentials or private access tokens in a URL.
The page can be used without creating a visitor account. Your browser or device may limit unusually large files or demanding media jobs.
All-in-One Website Health Checker is intended for a specific, repeatable task rather than a general-purpose editor. Audit uptime, SSL, redirects, headers, SEO and page health. The result changes when the source data or selected options change, so it is easy to run a second comparison.
The public URL, domain, IP address, record type, or audit option requested by the checker.
A point-in-time observation from the public target and the checks available on this page.
A practical way to use it is to run a fresh diagnostic after a hosting, DNS, certificate, redirect, content or performance change. Start with a representative input, inspect the first result, then adjust one setting at a time if you need a different outcome.
The checker uses the public target you enter to make a diagnostic request. Do not place credentials or private access tokens in a URL.