Massacan is awesome. One of the usecases is to periodically scan your own servers to see if you have not accidentally opened some new ports in firewalls. https

Massacan is awesome. One of the usecases is to periodically scan your own servers to see if you have not accidentally opened some new ports in firewalls. https://github.com/bobek/masscan_as_a_service https://github.com/bobek/masscan_as_a_service