Website Uptime Checker
Check if any website is online or down instantly.
CheckDNS Propagation Checker
Compare DNS records across trusted public resolvers. Fast, easy to use and designed with privacy in mind.
DNS Propagation Checker
Results
Enter a public target to begin.
About DNS Propagation Checker
DNS Propagation Checker provides a focused way to complete this task online. Compare DNS records across trusted public resolvers. Use the controls above, review the output, and change your input whenever you need another result.
Each run checks the public target you provide and returns a point-in-time diagnostic result. Use the findings for troubleshooting, then confirm important changes with your hosting, DNS, security, or development provider when appropriate.
Related Website Tools
View All Website Tools →How it works
1. Enter a Public Target
Add the public URL, domain, or IP address requested by the checker.
2. Choose the Check
Select any available record type, device, region, or audit option.
3. Run a Fresh Test
Start the check and wait while the public target is safely inspected.
4. Review the Findings
Use the returned status, timing, records, and recommendations to guide your next step.
Frequently Asked Questions
Compare DNS records across trusted public resolvers. Follow the four steps on this page to complete the task and review the result.
Yes. You can run an on-demand check without creating an account.
The checker requests only the public target you submit. Private or local network targets and credentials in URLs are blocked for safety.
Yes, the page supports modern mobile and desktop browsers. Large files and demanding media tasks usually work best on a desktop device.