Resources
Monitoring, explained clearly.
Practical, vendor-neutral guides on uptime, SSL, alerting, and the rest of keeping things online. Written to be useful whether or not you ever use Ensju — informative first, sales pitch never.
All articles
The Low-Cost Homelab Monitoring Stack
Watch the whole rack — hosts, services, uplink, and backups — without opening a single port or signing up for a corporate budget.
Jul 1, 2026
Monitoring Cron Jobs & Workers with Heartbeats
The backup you think is running might not be. Here's how a dead man's switch catches the jobs that fail without making a sound.
Jun 30, 2026
How to Monitor SSL Certificate Expiration
Certificate expiry is a self-inflicted outage with a countdown timer. Here's how to make sure the timer never surprises you.
Jun 24, 2026
Status Pages Done Right: Turning Downtime Into Trust
During an outage your status page is the most-visited thing you own. Here's how to make it work for you instead of against you.
Jun 17, 2026
Why a 200 OK Can Still Mean Your Site Is Broken
The status code is the easiest thing to check and the easiest to fool. Here's how to monitor what your page actually returned.
Jun 10, 2026
99.9% Uptime, Decoded: An SLA & Downtime Cheat Sheet
Every extra nine costs 10× the effort and buys 10× less downtime. Here's exactly what each one allows — and how to pick a realistic target.
May 27, 2026
Alerts That Don't Cry Wolf: Taming Monitoring Noise
The failure mode of monitoring isn't missing an alert — it's sending so many that people stop reading them. Here's how to fix that.
May 13, 2026
Free PDF
The Web Monitoring Playbook
The 12 monitors every website and API should have, and how to alert on them without crying wolf. Vendor-neutral, no fluff.