Email forwarding & SMTP at scale
In search of an email solution that scales to millions?
Experience effortless scalability with ImprovMX Enterprise.
Why ImprovMX Enterprise is your best choice
12 years of laser-focused experience
Since 2013, we’ve been making email forwarding and SMTP a breeze for over 200,000 users globally, including some of the world’s leading companies. You can bet we’re in this for the long haul.
A strong focus on security and compliance
We’re super serious about your data. With our ironclad infrastructure and two-factor authentication, we’ve got your security covered. We are fully GDPR compliant and we do not sell data.
Scalability you can count on
Our cutting-edge auto-scaling architecture seamlessly scales to accommodate your demand, no matter how large. Experience uninterrupted service with our 99.99% uptime guarantee. Your business deserves an email service that performs consistently.
Unbeatable deliverability
Email bouncing back due to IP reputation? Not on our watch. We’ll resend it using a different IP, making sure your emails reach their destination.
Next level features for Enterprise customers
Priority delivery
As an Enterprise customer, your emails always take precedence. Our priority delivery system ensures faster processing and delivery.
White-label DNS records
Need white-label DNS records? No problem. Our enterprise solution lets you personalise your MX, SPF and DKIM records with your own domain name.
Extensive API
Integrate seamlessly with our reliable and comprehensive API Take control and enhance your enterprise workflows.
Advanced features
Enhance your email delivery control and responses with our robust RegEx support and seamless Webhook integration.
Priority support
No bots here. Get direct access to our responsive support team via chat and email, anytime you need.
Dedicated account manager
Your very own account manager, able to assist you throughout the entire implementation process and readily available for direct communication.
A Super Simple Interface
Manage your aliases from our beautiful interface. Import domains, set your DNS through our simple step-by-step guides and manage your subscriptions all in one place.
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Fast Reliable Delivery
We're like you, we hate delayed or missing emails.
Our average email forwards in under 5 seconds.
Gmail
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Outlook
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Apple
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Yahoo
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We have a 99.99% SLA over the past 90 days.
We serve hundreds of thousands of emails per day.
Purpose-built for versatility
ImprovMX Enterprise has been purpose-built for versatility, effortlessly accommodating an array of use cases. Let’s take a closer look at the real-world applications.
Domain registrars
Incorporate ImprovMX into your domain registration service. Offer your clients the convenience of email forwarding when they register a domain. Seamless service, enhanced client experience!
Digital mailbox providers
Stand out as a digital or virtual mailbox service provider by integrating ImprovMX into your suite of services. Offer email alias capabilities to your users, enabling them to forward mails to their preferred accounts. Simplicity, convenience, added value!
Hosting providers
If you’re a hosting provider, bring ImprovMX on board to deliver yet another essential service to your clients. Empower them with email forwarding, saving them from managing another inbox. Offer SMTP service for their transactional emails or for sending emails from their own domain.
Contact form creators
Designing contact forms? Embed ImprovMX SMTP into your setup process. Make email delivery reliable and set-up a breeze for your users. Transform your typical WordPress contact form plugin into a dependable communication channel.
Large corporations
For corporations dealing with sizable communication needs, ImprovMX Enterprise can be a game changer. Set up email aliases for various departments and streamline your communication effectively. Never lose sight of important emails again.
SaaS Providers
As a SaaS provider, enhance your offerings by integrating ImprovMX. Provide dependable transactional email delivery that scales alongside your growth.
These are just a few of the ways ImprovMX Enterprise can tailor its services to meet your needs. If your particular scenario isn’t listed, rest assured we’re more than capable. Designed for ultimate scalability, ImprovMX Enterprise accommodates millions, always ready to deliver a bespoke solution for your business.

Questions? We’re always here to help.
We pride ourselves on offering incredibly reactive support, free of charge. Premium users get priority, but we answer everyone.
Still unclear? Watch a step-by-step video
Andy, a happy user from ImprovMX, has recorded a step-by-step video to explain how to set up your business email alias.