VisNetic Mail Server is a versatile multi-featured mail server for Windows operating systems. VisNetic Mail Server can be licensed for any size organization as well as ISP and ASP environments. VisNetic Mail Server combines a simple, easy-to-use administration console with unmatched mail server security, speed, and scalability. VisNetic Mail Server features support for Sender Policy Framework (SPF) and Spam URI Realtime Blocklists (SURBL). Instant Anti Spam is a complete spam filtering solution built into VisNetic Mail Server. Instant Anti Spam combines the most effective anti spam technologies into one powerful solution that blocks more spam than any other mail server. Spamming techniques change at a rapid pace. By layering multiple, powerful and highly configurable spam blocking methodologies, VisNetic Mail Server provides unmatched anti spam capabilities. No other mail server offers this comprehensive array of spam filtering tools natively. Users of competing mail servers must purchase and deploy separate anti spam technologies to reach the spam filtering capability of VisNetic Mail Server. VisNetic WebMail is a built-in web mail server that allows VisNetic Mail Server account holders to access their email messages, folders and address books from any standard web browser on an Internet enabled computer. This integrated web mail server supports the WAP (Wireless Application Protocol) protocol, providing account access via a cell phone or PDA, and includes multiple skins, a customizable web interface and multiple language support. VisNetic Mail Server includes a secure, proprietary Instant Messaging server, compatible with the Jabber open XML protocol. Instant messages between the IM server and any Jabber-compatible IM client are secured using SSL/TLS encryption. IM transmissions between VisNetic Mail Server's IM server and any Jabber-compatible IM server located outside your organization are also secured via SSL/TLS.