Instatus
Instatus hosts status pages and monitors uptime, to tell users about incidents. A free plan is available. It needs no setup on fortrabbit.
About Instatus
Instatus hosts status pages, monitors uptime and posts incident updates to subscribers.
Pricing
A free plan and paid plans with more monitors, see Instatus pricing.
Integration
Add the domains as monitors in Instatus. fortrabbit needs no setup.