Nexcess Knowledge Base

SpamAssassin is an open source application for filtering spam in email and web server applications. It uses heuristics — pattern recognition — to identify spam.

Multi-domain SSL certificates — or Subject Alternative Name (SAN) certificates — allows one IP address to serve multiple domains and subdomains, though all of those domains must have the same owner.

How to use SiteWorx to configure email filters to delete or quarantine unwanted email for your Nexcess account.

A self-signed SSL certificate does not use the chain of trust used by other SSL certificates and is often used to perform internal testing without the effort of acquiring a standard SSL certificate.

Extended Validation (EV) SSL Certificates function as the highest class of SSL certificates, activating both the padlock and the legal identity field in most browsers — giving visitors confidence.

Learn how to fix display issues with Internet Mail Access Protocol (IMAP) folders in Microsoft Outlook.

How to enable and disable automatically generated reply messages for the domain attached to your Nexcess account.

The premium SSL certificate is an enhanced form of the standard SSL certificate used by ecommerce websites for a higher warranty level and additional validation, helping build customer trust.

Learn how to disable Nexcess email for remote services. The method described in this article is only available for Nexcess clients on physical (non-cloud) accounts.

Learn how to configure your Android device to receive emails from the domain attached to your Nexcess account.