Nmap with ssl-enum-ciphers
This will be a very simple and and faster way to get a list of available ciphers from a network service. and nmap will provide a strength rating of strong, weak, or unknown for each available cipher. Which will help to determine overall strength of server security.
nmap --script ssl-enum-ciphers -p 443 www.example.com
To install nmap on osx run :
brew install nmap
sslscan is a also nice little utility to get details regarding website ssl.
To install on osx run :
brew install sslscan
SSL Labs‘ website also have good tool to test tls/ssl ciphers and other utility.
Source : http://superuser.com/questions/109213/how-do-i-list-the-ssl-tls-cipher-suites-a-particular-website-offers