UptimeMonitor

Monitors the network status of pingable devices, and emails after a certain amount of failures (default 5).

Prerequisites: Need a gmail email with an app password. This will be your "from email".

  Here is a guide:
  https://towardsdatascience.com/how-to-easily-automate-emails-with-python-8b476045c151

If monitoring the status of a Windows machine, you will need to enable Pinging.

  Try this:      
  1. Go to Windows 10 settings     
  2. Network & Internet
  3. Ethernet
  4. Click on connected adapter
  5. Finally check PC discoverable