Monitoring types
One tool for websites, APIs, ports, DNS, SSL, domains and cron jobs. Pick what you need to watch.
HTTP/S
HTTP & HTTPS monitoring
Know the moment your website or API goes down.
Learn moreSSL
SSL certificate monitoring
Never get caught by an expired certificate again.
Learn moreDOMAIN
Domain expiry monitoring
Find out weeks ahead that your domain is expiring. Not the day after.
Learn moreTCP
TCP port monitoring
Check that any service port is open and reachable.
Learn morePING
Ping (ICMP) monitoring
Is the host alive, and how far away is it?
Learn moreDNS
DNS monitoring
DNS monitoring across ten record types. Catches resolution failures and silent record changes.
Learn moreKEY
Keyword monitoring
Verify the page actually contains what it should.
Learn moreAPI
API monitoring
Check multi-step API flows instead of a single endpoint.
Learn moreUDP
UDP monitoring
Probe connectionless UDP services.
Learn moreJSON
JSON health monitoring
Read your health endpoint's JSON, not just its status code.
Learn moreCRON
Cron job & heartbeat monitoring
Notice when your backup stops running. Not when you need it.
Learn more