A checker (site and tool) for CVE-2014-0160.
Public site at https://filippo.io/Heartbleed/
Tool usage:
Heartbleed [-service="service_name"] example.com[:443]
Heartbleed service_name://example.com[:443]
Exit codes: 0 - SAFE; 1 - VULNERABLE; 2 - ERROR. (recently changed)
See the online FAQ for an explanation of error messages including TIMEOUT and BROKEN PIPE.
If a service name is specified besides https, the tool checks the specified service using STARTTLS.
You do still need to specify the correct port.
You will need Go >= 1.2, otherwise you'll get undefined: cipher.AEAD and other errors
go get github.com/FiloSottile/Heartbleed
You can also use Docker to get a ready to run virtual machine with Heartbleed: https://github.com/kasimon/docker-heartbleed