

I mean, you can, or you can use it to assure your firewall is configured correctly. The entire Internet is scanning you at all times, why would you focus your attention on one of the services who is willing to share their results with you?
Believe me, you probably have lower hanging fruit to pick.
Keeper’s Browser extension is/was trash. Recently it had a bug where, on some websites, it’ll kept pasting my MFA token in every single number field on every page for the website, long after authentication finished.