Help
Help: set up your monitoring
One page per check type: what it checks, how to set it up, what each field means and what to do when an alert comes. With screenshots of the app. New here? Look at the plans or start free.
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How to monitor a website with Centoculus
Status codes, keyword present or absent, GET, HEAD or POST, timeout and the certificate check in the same monitor.
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How to monitor SSL certificates with Centoculus
Expiry warnings, critical threshold, any port, self-signed certificates and a different connection address.
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How to monitor a host with ping in Centoculus
Is a server, router or device on the network answering? Packets, timeout, packet loss and firewalls.
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How to monitor a TCP port with Centoculus
Is a service reachable on its port? SSH, databases, mail servers and typical port numbers.
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How to monitor DNS records with Centoculus
Record types, expected values, your own name server and the "use current values" button.
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How to monitor a cron job with Centoculus
Your job calls a secret address after each run. Period, grace period, curl and wget examples, /fail for errors.
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How to check SPF, DKIM and DMARC with Centoculus
SPF, DKIM and DMARC checked hourly, with records to copy, an SPF builder and alerts on changes.
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How to test email delivery with Centoculus
A test address of your own, scheduled or on demand: arrival, signatures, blacklists and spam filter rating.
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How to monitor a server with the Centoculus agent
One install command, outbound only, Debian to Alpine. Load, memory, disks, network and services from the inside.
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How to set up check locations and alerts in Centoculus
Check locations, main location, Smart Verify, failed checks before alert and notification channels.
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