mail.h-email.net is a Spamhaus spamtrap. As far as I've been able to research, these typesquatting domain traps started at the same time as Spamhaus CSS blackl

mail.h-email.net is a Spamhaus spamtrap. As far as I've been able to research, these typesquatting domain traps started at the same time as Spamhaus CSS blacklist which was actually a company called Deteque. If the MX has a large number of Hetzner IPs as mailservers, then it's probably Spamhaus.