Freeware: Rbl

No Spam Today! for Servers Freeware 3.0.5.1Mail spam filter (SMTP/POP3) that easily integrates with every mail server software. NoSpamToday! includes the award-winning SpamAssassin filter, an attachment blocker, and an Rbl filter. Virus scanners can be integrated into the filtering pipeline.

Web Proxy Checker 1.5.10Free and fast proxy checking software. Supports SOCKS4/SOCKS5/HTTP/HTTPS proxies. Check for connect to host or load URL. Multithreaded. Handle redirects. Can download proxy list from the given URL. Built-in proxy distribution web server.