Why Is My Website Down? A Diagnostic Checklist
A step-by-step checklist to figure out why a website is down, from DNS and SSL expiry to hosting and application issues, before you call support.
Nubinity Blog
Troubleshooting and operating guidance for website uptime, monitoring, DNS, certificates, hosting, and application reliability.
3 articles in this topic
A step-by-step checklist to figure out why a website is down, from DNS and SSL expiry to hosting and application issues, before you call support.
A practical guide to uptime monitoring: what to monitor, how often, where to check from, alerting that works, and why external monitoring beats hoping.
A step-by-step guide to migrating DNS to a new provider without downtime, covering TTL, record parity, nameserver cutover, and email records.
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