Email Server

A private open source email server provides unlimited configuration, customisation and users, with no additional cost per user and mailbox size up to the available storage.

  • DKIM signed email
  • DNSBL Blocklists
  • RHSBL Blocklists
  • URIBL Blocklists
  • Whitelist / Blacklist
  • Greylisting
  • Spam and Virus filtering
  • GeoIP filtering
  • Multi-domain
  • SSL Encrypted IMAP + SMTP + POP3
  • TLS transport to remote SMTP hosts
  • SSL Webmail with DAV integration of Calendars, Contacts, Tasks
  • Server Sieve email filtering.
  • Letsencrypt SSL Domain Verification Certificates