So for a full test, I would recommend https://tls.so/ https://tls.so/ or https://www.ssllabs.com/ssltest/ https://www.ssllabs.com/ssltest/. But if you just wan

So for a full test, I would recommend https://tls.so/ https://tls.so/ or https://www.ssllabs.com/ssltest/ https://www.ssllabs.com/ssltest/. But if you just want to check if your server has the logjam vulnerability, I would suggest http://security.uwsoftware.be/logjam http://security.uwsoftware.be/logjam. It just says No, Yes or Yes by the NSA (for 1024 DH keys). A little bit humour inside a scanner.