Here's a crib sheet for the private, invitation only unix systems operated by Andy Davidson.
Receiving Mail - Encrypted IMAP (SSL) from chilli.nosignal.org.
Sending Mail - Use your ISP's smarthost, or Authenticated SMTP over TLS to chilli.nosignal.org
Webmail - https only - we use a self signed certificate - so expect a notice from your browser advising of this.
DNS Servers - Authority DNS is hosted on ns2.org.uk, and ns0.us. If we master a zone, ns2.org.uk will be the master.
chilli is one of three irc servers in a small network that you can connect to using irc.nosignal.org
This system is the electronic home of a number of techies. Security is important, account sharing, 'cracking' attempts, and net abuse are frowned upon and perpetrators will lose their account on the system.