SecondMailer.com

AntiSPAM 99% service is a email gateway based on a dedicated servers platform to filter unsolicited or infected email, so it acts as a perimetral firewall, analyzing, protecting and eliminating any possible threat to every mail queue. 

AntiSPAM 99% is completely compatible with your current hosting provider or corporate server, which provides a strong value to your current mail service. We filter your mail without making changes, migration or account setup.

Also AntiSPAM 99% works as backup server for your email domain, providing safety and reliability to the operation of your mail system. This means that if the server of your mail provider stops, your emails are not going to lose,  because they are stored on our systems until you come back online..