do-i-have-internet
Simple npm based cli for knowing when the internet goes up or down.
Useful for diagnosing network cuts or instability in a simple way.
npm install -g do-i-have-internet
It uses exponential back off until ~30 seconds using the fib sequence when we are online. When offline, it backs to try every second.
Example
# Starting with the internet off, and turning it on and off
$ do-i-have-internet # or doihaveinternet
DOWN 8/18/2015 12:57:52 PM
UP 8/18/2015 12:58:02 PM
DOWN 8/18/2015 12:58:12 PM
UP 8/18/2015 12:58:18 PM