Tools / Instatus / Instatus vs UptimeRobot
Status pages with uptime monitoring and incident alerts
Publish public or private status pages, monitor uptime at intervals down to 30 seconds, and alert teams and subscribers by email, SMS, Slack, or Discord.
Website and API uptime monitoring with 50 free monitors.
Monitor websites, APIs, ports, DNS, and SSL certificates with 50 free monitors, 5-minute checks, and alerts via Slack, Discord, and more.