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Cloud mail server

Business solution for internal and external email communication
A cloud-based mail server provides an intuitive interface for managing domains, email accounts, aliases, user-specific quotas, and auto-responder settings.
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Why a cloud mail server?

The cloud mail server is the most complete mail solution in our offering, designed for teams that want a premium experience, security, and control, with access to email from the office or via the internet, regardless of location. Ideal when you need a service that is stable today and ready to grow tomorrow.
Unlimited
Unlimited number of email accounts
You can create an unlimited number of email accounts. The only limitation is the server’s hardware resources (disk space, CPU/RAM).
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Managed service
We take care of installation, configuration, maintenance, and updates, you simply use the mail.
Encryption
Your messages are encrypted via an SSL/TLS connection with an included and signed certificate.
online available
Available at all times
Access your email from any device, anywhere, anytime. The cloud mail server supports webmail as well as IMAP, POP, and SMTP for access via desktop and mobile clients.

Built on reliable open-source tools

The system is based on proven and advanced open-source tools and services such as Postfix, Dovecot, and Rspamd.

Cloud mail server based on Postfix

Cloud mail server

  • Starting from 1 CPU core
  • Memory from 2 GB
  • SSD storage from 40 GB

Starting from
6.600 rsd
per month

Cloud mail server support

The following activities are included in the monthly subscription:

* * Price is shown without VAT. If you have additional questions, please contact us at +381 700 600 500 or via the email form.

Frequently Asked Questions – Cloud Mail Server

A cloud mail server allows you to create email addresses on your own domain, giving your business a professional and credible appearance. It offers ease of use, compatibility with popular email clients, automatic synchronization across all devices, and strong security to keep communication professional and secure.

Yes. You can connect it with popular email clients via IMAP/SMTP settings. Messages, folders, and statuses (read/unread) remain automatically synchronized.

Yes. You get webmail access that works in a browser, without installation, and is accessible from any device.

Absolutely. The managed mail server works with your domain.

Yes. We can migrate mailboxes, folders, and message history from existing hosting (or on-prem) with minimal downtime.

Yes. Aliases, catch-all (if needed), shared mailboxes, and forwarding are supported.

Sales:
Business hours: 09:00–17:00 on working days

Administration:
Business hours: 09:00–17:00 on working days

Support:
Business hours: 08:00–18:00 on working days,
10:00–15:00 on Saturdays

© 2026 Mainstream Public Cloud Services d.o.o. Nušićeva 15, 11000 Belgrade, Serbia