RelayRadar
Public beta
Monitoring, incidents, domain intelligence
Uptime monitoring

Website uptime monitoring with fast alerts and clear incident visibility

Monitor your websites, APIs, and services from multiple locations and detect downtime before your users do. RelayRadar helps teams stay ahead of outages with reliable uptime checks, incident alerts, and clear operational visibility.

Detect outages quickly
Validate incidents across regions
Respond with clear context
HTTPGETDOWNIncident open

stackoverflow.com

https://stackoverflow.com ↗
Interval 30 secTimeout 15 secIncident after 3 failed roundsReminders NeverStatus 200-299Redirects onCreated 12 Mar 2026, 18:27
SSL certificate
Valid
Valid for 69 days
Issuer
C=US, O=Let's
Encrypt, CN=E8
Observed from
Ashburn, United
States
Last seen
12 Mar 2026, 18:28
Valid until 20 May 2026
Status
DOWN
Next check 12 Mar 2026, 18:29
Uptime
Waiting for check history
Average latency
No response-time samples yet
Incidents
1
Includes the currently open incident

Incident open

This monitor is currently in an incident.

Still active
1 of 1 locations are failing
Ashburn, United States failing (1 of 1 locations)
Started
12 Mar 2026, 18:28
Active for
0s
Escalation active
Escalation is running
Next step in 5 minutes
Overview

Why uptime monitoring matters

Downtime impacts users, revenue, and trust. Even short outages can break critical flows or degrade performance in ways that are hard to detect without proper monitoring.

  • Detect outages quickly
  • Validate incidents across regions
  • Respond with clear context
Overview

What you can monitor

  • Websites (HTTP/HTTPS)
  • APIs and backend services
  • TCP endpoints
  • Internal or external services
Uptime monitoring

Key features

Core workflows that keep monitoring signal, incident alerts, and operational visibility connected.

Multi-region checks

Verify uptime from different locations to avoid false positives.

Fast incident alerts

Get notified as soon as a failure is confirmed.

Failures-before-incident control

Reduce noise by defining how many failures trigger an incident.

Latency and response tracking

See performance trends, not just uptime status.

Overview

Incident workflow

RelayRadar turns failures into structured incidents:

  • Automatic incident creation
  • Notifications and escalation
  • Timeline and history tracking
Overview

Status pages

Keep users informed with hosted status pages showing current incidents and recent history.

Uptime monitoring

Start monitoring uptime in minutes

Need plan details first? See pricing.

Explore more

More RelayRadar coverage

Browse related monitoring pages without leaving the product site.

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