HTTP monitoring
Your website returns 200 OK. Why can customers still be unable to use it?
Build a useful website check with status, content and response-time assertions. Learn what a green HTTP monitor cannot prove.
· UptimeMonitor360
UptimeMonitor360 journal
Build monitoring you can act on.
Practical checks, clear evidence and useful incident reports. Each article connects a real operational problem with tools you can use.
Reliability measurement
How to calculate uptime when monitoring data is missing
An example showing why 100% observed uptime can coexist with poor monitoring coverage, and how to report both figures clearly.
· UptimeMonitor360
TLS and certificates
SSL monitoring behind Cloudflare: edge and origin certificates
Understand which certificate a public monitor sees, why an origin certificate is different, and how to check a proxied website safely.
· UptimeMonitor360
DNS operations
A DNS migration checklist that goes beyond propagation maps
Compare authoritative records and recursive resolvers, preserve mail records, and validate HTTPS before and after a DNS cutover.
· UptimeMonitor360
Background jobs
Cron monitoring: report successful completion, not just a running server
Design heartbeat checks that catch missing, failed and stuck background jobs without treating a running host as proof of a successful task.
· UptimeMonitor360
Agency operations
What an agency should include in a client uptime report
A practical reporting structure for agencies: availability, coverage, incident evidence, response times and clear ownership for follow-up work.
· UptimeMonitor360