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Uptime alerts and incidents: when you’re alerted and how to respond

When an uptime monitor goes down, Monity opens an incident, alerts the monitor’s channels, and keeps a timeline of what happened until it is back. Each incident comes with its likely cause and the details of the check that failed, so whoever picks it up knows where to start.

Choose when to be alerted

In the monitor’s editor (New monitor, or Edit on its page), the Alerts card sets the timing:

The Alerts card: Alert as soon as it is confirmed down, While it stays down do not remind me, and Tell me when it is back up switched on
Setting Options
Alert As soon as it is confirmed down (the default), or only when it has been down for 1, 2, 5, 10, 15 or 30 minutes or 1 hour. Use a delay for a site that often has short blips you don’t need to hear about.
While it stays down Do not remind me, or a reminder every 15 or 30 minutes, every 1, 3 or 6 hours, or every 24 hours until someone acknowledges the incident or it is back up.
Tell me when it is back up A recovery alert when the incident ends. It only goes out if a down alert did, so a blip that never alerted stays quiet.

“Confirmed” means the failure repeated on two more checks, 3 and 6 seconds after the first. See Uptime monitoring for how a check decides it is down.

Where alerts go

Under Send alerts to, switch on any of the alert channels you use for other tasks: email (on by default, to every member of the workspace), Slack, Microsoft Teams, Discord, Telegram, Google Sheets, webhooks and push notifications in the mobile app. Each alert names the monitor, what failed and when, and links to the incident.

Uptime monitors alert for more than outages:

Alert Sent when Webhook event
Down A failure is confirmed (or has lasted as long as you chose) uptime.down
Reminder It is still down, at the interval you chose uptime.reminder
Back up The first good check after a down alert uptime.up
Slow Three checks in a row slower than your limit uptime.slow
Certificate The HTTPS certificate expires within the days you set uptime.ssl
Domain The domain’s registration expires within the days you set uptime.domain

Alerts also appear in the Feed and open the monitor at the incident. To send a webhook to an on-call tool, see webhook alerts.

When something is down

The Uptime page shows a red box naming the monitor, the error and how long it has been down, and the sidebar’s Uptime entry shows a red count.

The top of the Uptime page during an outage: 1 down, 6 up, 0 paused, and a red box saying Checkout API is down with HTTP 503 Service Unavailable, down for 16 minutes

On the monitor’s page, the same box says since when, and See what failed opens the incident.

The Checkout API monitor's page: Down for 3 minutes, HTTP 503 Service Unavailable since 23:08, with a See what failed button

Handle an incident

Each incident on a monitor’s page opens to show:

  • Likely cause: what the failure most likely means and what to check, from the error itself. For a 503, for example, that the server behind a proxy or load balancer is not answering. It is there for every incident, straight away.
  • Monity AI: click Explain this incident and Monity AI reads the failed check (its status, timings, headers and the start of the answer) and says what it most likely means. The answer stays on the incident for everyone.
  • What a browser showed: for Website and Keyword monitors, a screenshot of the page taken when the down alert went out, when one could be taken.
  • Timeline: when it went down, each alert and reminder, who acknowledged it, notes, and when it ended.
An ongoing incident opened: the likely cause for HTTP 503, the Monity AI card with Explain this incident, the timeline with Went down and Alert sent, the Acknowledge button and a box to add a note
  1. Acknowledge it

    Click Acknowledge to tell the team someone is on it. Reminders stop, the timeline records who it was, and the incident is marked acknowledged in the list.

  2. Add notes

    Write what you found or did, such as “Rolled back the 23:05 release”, and click Add note. Notes can be up to 2,000 characters. You can delete your own; admins and editors can delete any.

The same incident after handling: Monity AI's explanation of the 503, and a timeline with the alert, Alex Morgan's acknowledgement, a note about rolling back a release, and the end of the incident

Acknowledging, notes and Monity AI’s reading are for admins and editors. Everyone who can see the monitor can read them.

The failed check

Under the timeline, The failed check lists what Monity saw: the HTTP status, the response time, the server’s IP address, the address it ended up at and any redirects, the certificate, where the time went (DNS lookup, connect, TLS handshake, first byte), the response headers and the start of what the server answered.

The failed check: HTTP status 503 Service Unavailable, response time 459 ms, the server address, the URL checked, the certificate, and bars for DNS lookup, connect, TLS handshake and first byte

How incidents end

An incident ends Back up on the first good check. It also ends when you pause the monitor, change the address it checks, a maintenance window begins, or the workspace runs out of credits; the timeline says which. The Uptime page lists the last 30 days’ incidents, newest first.

The Incidents card on the Uptime page with the incidents of the last 30 days, each with its monitor, cause, start and duration
Kamil, Alex and Martyna Median reply under 6 hours

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