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Mail Hosting 2.0 – Everything you need to know about the migration

Here are the key details about the upcoming migration phase for your existing mailboxes.

Written by Neele de Jonge

We’re excited to announce the upcoming migration phase following the introduction of our new mail servers. 🙌 In this article, we’ll explain how you, as an existing customer, can benefit from the new servers as quickly as possible and what changes you can expect.

💡Info: As you may have noticed, we already launched the first phase of the migration in the spring of 2026. This migration is now entering its second phase, with the goal of moving all mailboxes to the new mail servers.


Benefits of the new mail servers

✔️ Catch-all feature in all plans
With the catch-all feature, all emails sent to non-existent email addresses on your domain can automatically be forwarded to a specific mailbox.

✔️ Security features
The new mail servers offer spam and virus filtering, SSL encryption, a blacklist checker, and optional PGP encryption.

✔️ Better scalability and long-term price advantage
After migrating to the new email servers, you can add new mailboxes within your existing email contract, depending on your plan. For technical reasons, however, the mailbox migration itself will be performed on a 1:1 basis.

✔️ Raidboxes Webmailer
Thanks to the webmailer, you can access your emails from anywhere – and of course, ad-free.


Timeline of the migration phases

Starting on October 26, 2026, we will begin scheduling the migration of mailboxes to the new servers – which means you will be notified in advance of the exact migration date for your mailboxes. You also have the option to postpone the migration.

Phasen

Start

End

Details

Start of the migration phase

November 2, 2026

January 2027

Applies to all customers and partners with old mailboxes.

From now on

January 15, 2027

Available for all legacy mailboxes


Mailbox migration process

We send all announcements and status updates to the email address stored in your Raidboxes profile.

To make sure you receive all relevant information, please ensure that emails from Raidboxes land in your inbox and aren’t automatically filtered, moved, or marked as read. We also recommend subscribing to at least the email preferences for System Messages.

1️⃣ Migration date announcement

Starting in February, we schedule your mailbox migration 7 days in advance and send you an email with the exact migration date. All mailboxes of a domain are always migrated together.

💡 Tip: Prepare for the migration by noting which email clients or services are connected to each mailbox, and block some time on the migration day to reconnect everything. Of course, our support team is available to help with any post-migration steps.

2️⃣ Status updates by email

You’ll receive an email when the migration starts and another one when it’s completed. During the migration, we copy the emails from your mailbox to our new servers – depending on the amount of mail, this can take anywhere from a few minutes to several hours.

Your old mailbox will remain fully functional during and after the migration and can continue to receive emails.

3️⃣ After a successful migration

Your emails will then be accessible via the Raidboxes webmailer. You’ll get access by setting a new account password through the migration overview.

⚡️ Quick overview:

  1. Set your account password (see the migration overview in the dashboard)

  2. Update your email clients/apps (e.g., Outlook, Apple Mail, Thunderbird)

  3. Update any connected services (e.g., SMTP plugins, external newsletter tools)

Setting the account password (Important: do this step first)

In the migration overview, set a new password for your email mailbox.

The password must be at least 8 characters long and include uppercase letters, lowercase letters, and special characters. We recommend using a password manager to create and store your passwords.

To ensure the smooth assignment of passwords for customer or employee accounts, you'll find the appropriate instructions here: Assign Account Passwords quickly and easily.

Afterwards, you can log in to the Raidboxes webmailer using your email address and the newly created mailbox password, or update other email clients and services with the new server details.

Updating email clients (computer, smartphone, or tablet)

If you use apps on your computer, smartphone, or tablet to manage your emails, you’ll need to update them with the new server information.

Regardless of this, after the migration is complete, your emails will be fully accessible via the Raidboxes Webmailer – meaning no emails will be lost even if you haven’t updated your apps or programs yet.

Updating connected services (e.g., SMTP plugins, external newsletter tools)

If you have contact forms or newsletters set up on your website that use your mailbox, you’ll need to update any SMTP plugins or external services (e.g., Brevo).


Additional notes

Recommendations for a smooth migration

Please keep an eye on our announcements – we’ll keep you updated throughout all phases of the process.

Support and resources

In our Help Center collection on mailbox migrations, you'll find many guides covering the preparation and follow-up steps:

Our support team is always available to answer your questions.

❌ Don't want to switch to the new mail servers?

In this case, you have the option to cancel your email hosting subscriptions in your subscription management and migrate your email accounts to another provider.

Important: Please migrate your email accounts to another provider by January 15, 2027, at the latest.

Since we will no longer support the old email infrastructure in the future, we will also migrate canceled email accounts to our new email servers starting January 15, 2027, provided the subscription has not yet ended by that date.

💡 A subscription ends upon cancellation at the end of the respective term and depends on the selected billing cycle. All subscription information can be found in the Subscription Management section of your Raidboxes Dashboard.


FAQ

How do you find out which programs need to be updated?

Check the email apps on your devices (smartphone, computer, tablet) and note down which mailboxes are managed through them. Also, go into the settings of your SMTP plugin or any external service that sends emails – for example, contact form inquiries or newsletters – and identify which mailbox is configured there.

Are contacts and calendar data included in the migration?

Only email data will be migrated. Contact and calendar data can optionally be imported afterwards. 👉 Guide to import contact and calendar data.

Why do I need to reset my mailbox password after the migration?

We don’t store password data for your mailbox and therefore can’t transfer it. That’s why you need to set a new mailbox password.

Will I get support updating my email clients and other settings?

Raidboxes Support will help you as best as possible with updating the server configurations for apps or external services. Just reach out via live chat or email support@raidboxes.io.

Is migrating to the new mail servers mandatory?

No. The migration is not mandatory, and you can exclude mailboxes from the migration. Please note that this exclusion applies to all mailboxes of the same domain.

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