Real-Time Downtime Alerts

14+ Ways to Never Miss a Critical Alert

Email, WhatsApp, Slack, Telegram, Discord, Microsoft Teams, SMS, phone calls, webhooks and more. Get notified where your team already works.

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An Unread Alert Is a Useless Alert

Email works for some teams. Slack for others. Critical alerts deserve SMS or phone calls. Updown Monitor supports every channel your team actually uses — so nothing ever slips through the cracks.

Alert Channels for Every Workflow

Email

Instant email alerts with incident details, timestamps, and monitor links.

WhatsApp alerts for teams that live on mobile. Great for on-call rotations.

Slack

Post alerts to any Slack channel or direct message. Include status and monitor details.

Telegram & Discord

Bot-based integrations for Telegram and Discord servers.

SMS & Phone Calls

Twilio-powered SMS and voice calls for the most critical alerts.

Webhooks

Send alerts to any HTTP endpoint for custom automation and integration.

Smart Alert Behavior

Multiple Channels Per Monitor

Attach multiple alert channels to every monitor for redundant notifications.

Recovery Notifications

Get notified when services come back up too — not just when they fail.

Test Before Trusting

Send test alerts through any channel before adding it to production monitors.

Frequently Asked Questions

Alerts fire within seconds of a failed check. Total time from outage to notification is typically under 1 minute.

Yes. Add as many channels as your plan allows — email, WhatsApp, Slack, SMS, phone calls, and more all working together.

Yes. When a failed monitor recovers, you get notified on the same channels so you know the incident is resolved.

SMS and voice calls require a Twilio account. Your plan determines how many messages are included — beyond that, standard Twilio charges apply.

Yes. Every monitor can be configured with its own set of notification handlers, so critical services get SMS and phone alerts while low-priority ones go to email only.