Unless you had 10000 new users, hardly the case.
Probably your ip was blacklisted before by the previous owner (happned to me already) or you got a infected server that is sending spam without your knowledge...
Probably your ip was blacklisted before by the previous owner (happned to me already) or you got a infected server that is sending spam without your knowledge...
My Sentora Resources
[Module] Mail Quota Count | Vagrant Box with Sentora
Graphic and Web Design. Development.
www.vanguardly.com
[Module] Mail Quota Count | Vagrant Box with Sentora
Graphic and Web Design. Development.
www.vanguardly.com