Website Uptime Checker
Check if any website is online or down instantly.
CheckUse SSL Checker when you need a focused result without installing a separate desktop application. Verify SSL certificate validity and expiry date. The result changes when the source data or selected options change, so it is easy to run a second comparison.
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.
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.
Check if any website is online or down instantly.
CheckAnalyze page loading speed and response time.
TestCheck HTTP status codes and server responses.
CheckFind DNS records for any domain name.
LookupTrace URL redirects and final destination.
TraceEnter the domain or website URL you want to check.
We retrieve and analyze the SSL certificate instantly.
We verify validity, issuer, expiry date, and other key details.
Get a complete SSL report and security highlights.
A digital certificate that encrypts data between a browser and a website, enabling HTTPS.
A valid certificate enables HTTPS and helps browsers authenticate the site and encrypt traffic in transit.
Browsers will show security warnings to visitors. Renew immediately to avoid losing traffic.
At least once a month, or set up automatic renewal alerts with your certificate provider.