What is the most simple and preferably with a beautiful interface system for monitoring the availability of nodes (normal ping)?

Question

Ping

So that you can easily see when the resource was available, when not / It would be nice with a beautiful interface

Answer 1

If from outside https://uptimerobot.com
+ or like this, if inside LAN - How to write ping results along with time to a text file? Beautiful graphics and notifications are screwed to taste.