Website Uptime Monitoring That Catches Downtime First

Website uptime monitoring with HTTP and HTTPS checks

Check status codes, response time, and expected content on any URL. HTTP monitoring asks whether the selected address responds, what status it returns, and whether the expected content is there. HTTPS monitoring applies that question to an encrypted URL. Neither should be confused with a successful ping to the machine.

For API uptime monitoring, choose an endpoint whose response has a clear operational meaning. A health URL can be more useful than a homepage that stays available while the service behind it fails. Check an address that represents the service you need to reach, not an unrelated page on the same domain.

For a website uptime monitor, the result should be understandable to the person receiving the message. A healthy front page does not prove that authentication, checkout or every dependency works, so do not treat one successful response as an end-to-end application test.

The published schedule is checks as frequent as every 60 seconds from multiple monitoring locations. Several viewpoints help distinguish an affected site from a problem along one network path, but a failed request still needs investigation. Review pricing for the options available to your plan.

Status code and keyword checks

A status code is a useful first signal, not a complete description of the page. An application can return 200 while showing an error message, a fallback screen or maintenance content. A status-code-only check can miss that kind of soft failure because the HTTP transaction itself succeeded.

Confirm a specific keyword is present (or absent) in the response — great for catching "maintenance mode" pages left on by mistake.

Use a stable phrase that belongs to the expected response, rather than text that changes on every request. For example, an expected service name may distinguish a normal health response from a generic error screen. An unwanted maintenance message is a different case: its presence tells the responder to inspect what the application is serving.

To monitor website uptime, keep the condition specific enough to investigate. A changed word does not explain whether the cause is an intentional release, a broken template or an unavailable dependency. Website availability monitoring is more useful when the responder knows which result was expected and can compare it with the actual page.

Know about downtime before your visitors do

Website downtime monitoring needs a response process, not just a notification destination. Use CloudStats alerts and escalation to connect the condition to the people responsible for the site. A website down alert should have an owner who can identify the affected address and start investigating.

Notification channels are email, Slack, Telegram and webhook. Post Slack messages to a channel, send Telegram messages to a chat or group, or use a webhook JSON payload at your own HTTPS endpoint. Choose the destination around the responders' existing workflow rather than creating another place nobody checks.

Decide what the first responder should do before the next incident. Compare the check result with the site, review the affected service, and communicate what is known rather than treating a failed request as a diagnosis.

Share availability with clients

See uptime reporting for agencies for the client-facing context. Keep an operational message distinct from a client update: responders need a clear next step, while clients need to understand which service is affected and what is being investigated. Avoid presenting an unexplained check failure as a confirmed cause.

Use the related checks below for different questions. A site uptime monitor observes the HTTP response; certificate expiry, an open TCP port and a server's reporting agent provide different signals.