ISP Mail Server

Your Email Hosting Your Subscribers

Multi-tenant, Cloud-native Email, Calendars, Tasks, Notes, and Contacts Platform for ISPs, Telcos, and Hosting Providers

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Full featured 60 day evaluation.
Technical support & assistance included.

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Deliver a Premium, All-in-one Communication & Collaboration Service, with an Awesome Experience for Your End Users

Offer a premium WebMail interface that works with modern browsers for a desktop-like experience and allows them to have a single page integrated experience for emails, contacts, calendars, tasks, and notes.

Live WebMail Demo

Support a Wide Range of Desktop and Mobile Clients

Use the Desktop app of their choice, like Thunderbird, Outlook, or others, including supported calendar, contacts, or to-do apps. Get email pushed onto their smartphone and sync calendars and contacts in real time with native apps on iOS and Android.

Flexible Licensing & Pricing

Starting from 1,500 users.
Monthly or yearly billing based on actual usage.


Front-line business email users

Starting from

$ 0.14

per user / month
  • Email, Contacts


Office-based business email users

Starting from

$ 0.27

per user / month
  • Email, Contacts
  • Calendars, Tasks, Notes


Intensive business email users

Starting from

$ 0.60

per user / month
  • Email, Contacts
  • Calendars, Tasks, Notes
  • Mailbox & Folder Sharing
  • Exchange ActiveSync


License-level protection

Starting from

$ 0.20

per user / month
  • High Performance
  • Low Maintenance
  • Bitdefender AV / AS Engine
  • Fully Embedded in Axigen

What Axigen Includes

Axigen includes communication and organizational features, such as:

Email Hosting

ISP mail server specifically built to provide you with scalable and reliable email hosting.

Personal & Shared Calendars

Calendaring with collaborative functionalities like meeting invites or shared calendars.

Contacts Management

Supports personal contact stores as well as public ones, groups, and mailing lists.

Tasks Planning

Also allows collaboration — i.e. assigning tasks to other users and tracking their progress.

Rich Notes

Create rich content, organize notes in folders, and edit them collaboratively.

Axigen is the server application that stores and manages all of this data.

Powerful Mail Server for ISP

The Axigen service provider platform is built on four pillars:


ISP mail server supporting multiple domains in a shared email hosting pattern

SSL SNI support for multiple certificate hosting on a single IP address

Independent domain configurations (quota, filtering rules, etc.)

Delegated administrators


Clustering with multiple — frontend and backend — nodes

Multi-storage Support

Split domain over multiple nodes

Scaling automation


SSL certificates management, including Let's Encrypt support

Built-in systems against email impersonation

Built-in Premium AntiMalware and AntiSpam engines, powered by Bitdefender

DNSBL and phishing protection via Axigen's premium aDNSBL and aURIBL cloud service

2-Step Verification for WebMail services


With network elements: load balancers, HA Proxy protocol

With auth providers: OAuth 2.0, LDAP

With monitoring and alarming: Prometheus / Grafana, SNMP

With centralized logging infra: Elasticsearch / Kibana, Graylog, Syslog

With provisioning: CLI support, provisioning API

Your Choice of Datacenter

Leverage your own hardware or use a public cloud

On Premise



Bare metal

In the Cloud



Other public cloud

You Are Not Alone

Professional services, managed services, customization, and training

1. 2. 3. 4.

Professional Services

As part of an optional Professional Services package, we can help with everything you need before you go live:

  • Meeting infrastructure requirements
  • Sizing your email platform
  • Deploying your email platform
  • Integrating anything you want integrated
  • Custom setup by user type and behavior

Custom Development

If you need further customization for your ISP mail server, we offer Custom Development as an extension to the Professional Services package. Custom development can include:

  • Entirely custom-made email services and apps
  • White-label WebMail client
  • Your design and brand*
  • Additional custom features — available upon request

* Not just your logo and brand name (available off the shelf) but full integration with your brand identity

Managed Services

Once you go live, we can even help you operate your ISP email server. The Managed Services package is an operational add-on that can include:

  • Monitoring services (via our monitoring platform)
  • Service Level Agreement (SLA)
  • Stress-testing and probing
  • Proactive problem-solving
  • Full responsibility for platform performance, KPIs, and uptime

Training Packages

We also offer optional Training Packages that can teach you how to operate the Axigen email server on your own. Training sessions typically span over a few days and contain:

  • A Theoretical Part where we describe the product and how it works

  • A Practical Part with training exercises that teach you:

    • How to deploy the Axigen platform
    • How to operate an Axigen cluster
    • Stress-testing and probing
    • How to monitor the platform
    • How to backup the platform
    • Many others (based on your specific use cases)

What’s in It for You

All in all, what do you get with Axigen? Top 4 benefits of our ISP mail solution:


A modern, stable mail server software backed by a team of experts that live and breath email and have your back 24/7.


The means to build email hosting products relevant to your local markets and customers.


The opportunity to keep and promote your brand — distinct from ours, Microsoft’s, or Google’s. 


Reduce churn, as offering email hosting services is known to be one of the best churn reduction mechanisms.

What’s in It for Your Customers

Peace of mind that their data is in good hands, close to them and subject to rules and authorities.

Reassurance that the email security is top notch, with multiple security layers behind.