The world's leading
uptime monitoring service.

Get 50 monitors with 5-minute checks totally FREE.

Currently, we keep an eye on 7,570,000 monitors for more than 2,100,000 users and companies.

All you really care about
monitored in one place.

Website monitoring

Be the first to know that your website is down! Reliable monitoring warns you before any significant trouble and saves you money.

Website monitoring

SSL monitoring

Don't lose visitors because of an expired SSL certificate. Get notified 30, 14 and 7 days before expiration.

SSL monitoring

Domain expiration monitoring

Keep your online presence secure and avoid any potential damage by monitoring your domain's expiration date.

Domain monitoring

Cron job monitoring

Also known as heartbeat monitoring. Monitor recurring background jobs or intranet devices connected to the internet.

Cron Job monitoring

Port monitoring

Is the email service still UP? How about the critical database server? Let's check! Monitor any specific service running on any port.

Port monitoring

Ping monitoring

Leverage one of the most used tools administrators use to check the availability of network devices.

Ping monitoring

Keyword monitoring

Use keyword monitoring to check presence or absence of specific text in the request's response body (typically HTML or JSON).

Keyword monitoring

Start monitoring in 30 seconds

Advanced features for advanced users.

Share incident updates

Send status updates via email to your Status page subscribers.

White-labeled Status pages

Customize colors, add your logo or even link your custom domain.

Response time monitoring

See your response times in a chart to reveal performance hiccups.

Maintenance windows

Set up maintenance windows to prevent alarms during planned maintenance.

Custom HTTP requests

Need to set an advanced HTTP header? We've got you covered!

Multi-location checks

We verify incidents from multiple locations to prevent false-positives.

Downtime happens.
Get notified!

Downtime happens even to the best of us. But it’s important to know it before customers are affected!

Show all integrations

Email

Email is the most popular way for any notification. Get alerted!

SMS

Get alerted instantly by SMS, useful when you are offline!

Voice call

Get an automated voice call from us whenever your website is down.

Slack

Slack messages are a great way to inform the entire team!

Zapier

Integrate your Zapier account to get alerted right away.

Telegram messages are great to get quickly alerted.

Webhooks

For advanced alerting you can setup custom webhooks to your specific system.

Discord

Get important monitor status updates in your Discord messages.

Microsoft Teams

Get notifications inside your MS Teams app to alert everyone in the group.

See all 15
integrations

Keep monitoring everywhere you go.

Get instant notifications, manage monitors and check your uptime statistics on the go.

Inform your customers about incidents with status pages.

Be transparent. Inform customers of planned outages. Show them that you strive to keep your service 100% online.

Check LIVE demo or Explore Status Pages

Add your team members to keep them notified.

You can invite all your team members to access your monitors, keep them notified and manage incidents. Choose from three levels of user access: read, write and notify-only.

Why users trusts UptimeRobot.

Basem A.

Reliable service

It was a wonderful experience and I would highly recommend it. UptimeRobot has exceeded my expectations with its efficient monitoring and notification system. Thanks to their service, I've been able to stay on top of any downtime issues and ensure maximum uptime for my online presence, highly recommended!

Michael N., Director of Media Relations

UptimeRobot Works Great -- And Believe It!

Our Native Amerrican news magazine/public service website is www.nativeamericatoday.com. Our former developer did a horrible job, which continually allowed bots to attack the site -- we went over our server's resource limits multiple times and crashed...

Michael Palmer

Piece of Mind Monitoring

I have recently moved monitoring to UptimeRobot for some critical links and external facing services within our organization. Internal monitoring programs are great until the internet is down and you don't know because you can't get the alerts out...