24/7 website health check

We check if your website working. 24 hours a day. No installation is needed. Really simple.

Start free monitoring

No credit card required

Uptime check illustration

How does it work

Uptime.onl check url illustration
Add URL you want to check

It might be an index page just to check if hosting works. Or it might be all your pages to be sure the whole website is working.

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We will start doing checks

We check it 24 hours a day. Every day. We check availability, response time, SSL/TLS certificate expiration, etc.

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If a check fails, we notify you immediately

We immediately send you a message. You will be the first to know about a problem.

That's it. Simple.

Start free monitoring

Main features

Our goal is to provide the full coverage website monitoring service and keep it simple. So every technical and non-technical website owners could be sure his website is working.

Dashboard screenshot
Status error illustration

Uptime check by response status

Keyword / phrase check illustration

Check by keyword/phrase

Report illustration

Show last error in the dashboard

Notification illustration

Notification about response error

Site speed illustration

Check server response time

TLS/SSL expiration check illustration

Check TLS certificate expiration

Domain expiration check illustration

Check Domain expiration date

Javascript check illustration

Check for Javascript errors

Broken links check illustration

Check for broken links