Monitoring Domain Expiry

After using LibreNMS for years and it was giving me issues, I decided to give check_mk RAW a try. It works great. I was able to find a way to have check_mk check for Domain Expiry. The original post is HERE, but the formatting wasn’t working so I reposted it....

Send email using postfix

There’s many times when I want to send an email for testing using postfix and I can never remember how to do it. Here is how.This is super useful to make sure your SMTP relay thru AWS/Postmark is working as it should. Then you can tail /var/log/mail.log to see...