Host spammers and rejects email to required abuse@ address (RFC2142). Block on sight and don't do business with their customers. Given that they appear to 'montor marks' YOU are the mark, and 10:1 they sell lists you never opted into to their spammers.
I have been receiving fraudulent emails telling me that I already have an account trying to trick me to sign in to join and now they want unrestricted licence to use biometric data that might be gleaned in the process. I hope the antivirus software company start recognising this as malware.