Step-by-step guides to monitoring websites, APIs, cron jobs, SSL certificates, DNS and servers, with checklists you can apply to your own setup today.
Guides 5 min read
How to tell customers about an outage: who speaks, how often, on which channel and in what words. A one-page plan, severity levels, update cadence and ready-to-use templates for status pages, email and social media.
ReadGuides 6 min read
SPF, DKIM and DMARC decide whether your email reaches the inbox and whether others can send as your domain. What each record does, how to set them up safely and the mistakes that quietly break delivery.
ReadGuides 5 min read
A 500 Internal Server Error means the application failed while handling the request. Where to find the real error message, the causes behind most 500s and how to make sure you hear about them first.
ReadGuides 6 min read
A 504 Gateway Timeout means a proxy waited for the server behind it and gave up. How to find the slow part, fix it instead of just raising timeouts, and see slowdowns before they turn into 504s.
ReadGuides 6 min read
A 502 Bad Gateway means a proxy, load balancer or CDN got no valid answer from the server behind it. How to find which layer failed, fix the usual causes and catch the next 502 before customers do.
ReadAgencies 7 min read
A practical website maintenance checklist with weekly, monthly and yearly tasks: backups, updates, security, certificates, domains, DNS, performance and uptime reports for clients.
ReadGuides 6 min read
MTTR, MTTA and MTBF measure how fast you fix incidents, how fast you respond and how often things break. Formulas, a worked example and practical ways to improve each one.
ReadGuides 5 min read
An API can return 200 and still be broken. A practical checklist for API monitoring: methods, headers, request bodies, authentication, expected responses and response time thresholds.
ReadGuides 7 min read
A health check endpoint tells monitors and load balancers whether your app can serve requests. What to check, how to keep it fast and safe, code for Laravel, Express and Flask, and how to monitor it.
ReadGuides 7 min read
False alerts teach teams to ignore monitoring. How to cut the noise: confirm every failure with a second check, set sensible timeouts, validate the right URL and route alerts to the people who can act.
ReadGuides 4 min read
What does an hour offline really cost? A simple formula for the direct and hidden costs of downtime, worked examples and what uptime percentages mean in money.
ReadGuides 6 min read
A copy-ready incident postmortem template, the blameless principles behind it, a filled-in example from a checkout outage and how to publish a short summary on your status page.
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