Mon watches your websites, servers and domains from 7 locations, and tells you the moment something goes wrong. It's the successor to PingerMan, with a new app and one fixed price for every plan.

Partho Sarathi
· 2 min read
What's new in Mon, and how to keep your websites, certificates, domains and servers watched properly.
Mon watches your websites, servers and domains from 7 locations, and tells you the moment something goes wrong. It's the successor to PingerMan, with a new app and one fixed price for every plan.

Partho Sarathi
· 2 min read
In 2026, eight certificate authority keys turned out to be guessable in under a second. How it happened, why browsers were safe and other software maybe not, and what it means for anyone running a website - the next time a CA fails.

Partho Sarathi
What happens in the days and weeks after a domain's expiry date, why renewal reminders and auto-renew still let domains lapse, and what to watch so yours never does.

Partho Sarathi
What a certificate says, how a browser checks it, why certificates now last 200 days and will soon last 47, and what to watch so an expired one never reaches your visitors.

Partho Sarathi
5 monitors, free for as long as you like. No card needed.