VerifyCert
Show expiration date of SSL certificate from host name.
It is a wrapper of openssl command. To run this, you have to install openssl.
Install
$ npm installl verifycert -g
How to use
The command takes 1 parameter.
It is host name
$ verifycert github.com
github.com: 2016-03-10 - 2018-05-17 (in 2 years)