Blog

DEV Site is OK? — notes on web security, mail delivering magic, uptime, and all about running this service

The favicon check took three tries to be honest

Sneak peek into the dev process. Checking "does this site have a favicon" sounds trivial, until error pages pretending to be icons, SVG files that look like markup, and a browser convention from 1999 get involved. Read →

Eat your own dogfood

Eat your own dogfood, they said. Mmm, tasty! Read →

What a domain health check actually measures

A health score is only useful if you know what went into it — here's what our scan measures, what it deliberately doesn't, and why. Read →