Postfix is a best of breed high performance, secure mail transfer agent (MTA) with an extremely comprehensive feature set, including virtual domains and mailboxes, mail routing and address rewriting.

Postfix Consultancy

Transitiv Technologies Postfix consultants are available to assist with the design, development and maintenance of your Postfix email solution.

Areas where we have helped customers in the past include:

  • Providing advice and assistance on techniques and technologies for reducing spam and improving deliverability, such as:
    • SPF
    • DKIM
    • DMARC
    • Greylisting
    • Use of DNS block lists
  • Integration with spam and malware filtering applications such as Rspamd and Amavis.
  • Integration with IMAP and POP3 servers such as Dovecot and Courier.
  • Implementing mail systems with virtual domains, mailboxes and aliases backed by a SQL databases.
  • Integrating with third party email services such as Office 365, Sendgrid, Mailgun etc.
  • Custom mail routing, header checks etc.
  • Performance and throughput tuning.
  • Implementing SMTP authentication schemes.
  • Configuration of SSL/TLS and enforcing TLS policies.
  • Security testing and hardening.
  • General system health checks and audits.
  • Monitoring Postfix

As well as providing consultancy for Postfix, Transitiv offer consultancy for most popular Open Source software applications, so if you require assistance with an application not listed elsewhere on the Transitiv website, please ask us about consultancy for your application.

Contact us to discuss your Postfix consultancy requirements.