Currently, we keep an eye on 6,000,000 monitors for more than 1,500,000 users and companies.All you really care about monitored in one place.Website monitoringBe the first to know that your website is down! Reliable monitoring warns you before any significant trouble and saves you money.SSL monitoringDon’t lose visitors because of expired SSL certificate. Get notified 30, 14 and 7 days before expiration so you have time to renew.Ping monitoringLeverage one of the most used tools administrators use to check the availability of network devices.Port monitoringIs the email service still UP? Or what about the critical database server? Let's check! Monitor any specific service running on any port.Cron job monitoringAlso known as heartbeat monitoring. Monitor recurring background jobs or intranet devices connected to the internet.Keyword monitoringUse keyword monitoring to check presence or absence of specific text in the request's response body (typically HTML or JSON).Advanced features for advanced users.Share incident updatesSend status updates via an email to your Status page subscribers.White-labeled Status pagesCustomize colors, add your logo or even link your custom domain.Response timesSee your response times in a chart to reveal performance hiccups.Maintenance windowsSet up maintenance windows to prevent alarms during the planned maintenance.Custom HTTP requestsNeed to set an advanced HTTP header? We've got you covered!Multi-location checksWe 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!EmailEmail is the most popular way for any notification. Get alerted!SMSGet alerted instantly by SMS, useful when you are offline!Voice callGet an automated voice call from us whenever your website is down.TwitterLet us send you a private message on Twitter about your outages.SlackSlack messages are a great way to inform the entire team!ZapierIntegrate your Zapier account to get alerted right away.TelegramTelegram messages are great to get quickly alerted.WebhooksFor advanced alerting you can setup custom webhooks to your specific system. NEWDiscordGet important monitor status updates in your Discord messages.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 about planned outages. Show them how you thrive to make your service 100% online.It's the most simple and easy monitoring app I know and it's made my daily life much easier. @levelsio, maker of NomadList.com, RemoteOK.io and othersI use UptimeRobot to get push notifications whenever my website goes DOWN. It's really easy and quick to set up and requires no extra changes to your website. @marckohlbrugge, maker of BetaList.com, StartUp.jobs and othersWe strive for minimal downtime, but if something goes wrong UptimeRobot makes sure that we know about it quickly. We switched to using UptimeRobot years ago as they offered the same services we were getting from a different provider but at a fraction of the cost.I've been using UptimeRobot for years as a cost-effective way to quickly alert me when my sites were down - and when they were back up. ~ Steve "ardalis" Smith, Software ArchitectFlexible pricing options.Free plan.No credit card required5-min. checks50 monitors👎 No SMS or voice call alerts 👎 1 Status page HTTP(S) monitoring (w/o SSL errors) Response time monitoring Ping monitoring Port monitoring Keyword monitoring Set password for Status page Mobile app (Android & iOS) 24 3 months log retention 5x faster downtime detectionPRO plan.$ 15  7 00  / mo Special entry offer!1-min. checks50 monitors All features from FREE plan  20 SMS or voice call alerts  SSL cert. expiry & errors  Cron (heartbeat) monitoring Advanced notification options Unlimited no. of Status pages White-labeled Status pages Linked domain for Status page Maintenance windows Enterprise.Need custom number of monitors or a specific check interval? Contact us for a special offer. All features from PRO plan High priority support 💬Custom number of monitorsCustom number of SMS alertsNo risk, cancel anytime! We have a 10-day money back guarantee!Available also on: