Separating mail to same user, different domain


Accounts may host multiple domains under one account. In certain circumstances, an e-mail address on one domain must deliver to a different inbox than the same e-mail address on a different domain: must not deliver to the same inbox as


Each user within the control panel (Users > Manage Users) provides a location to which e-mail named via Mail > Manage Mailboxes can deliver. Via Users > Create User to create a new, namespaced user

  1. Under Username, specify
  2. E-mail login will be
  3. Full Name can be any descriptive reminder. For webmail this becomes the default sending name that can be overrode
  4. Under General Service ConfigurationE-Mail, click on Advanced. Deselect “Create e-mail addresses named after user“. Leave other options selected.
    • Failure to do so will result in creation of the e-mail address in addition to
  5. Other options under General Service Configuration is at your discretion

    Creating a user independent of a conflicting e-mail address.

    Creating a user independent of a conflicting e-mail address.

  6. Click Add User


Now, the user account must be connected to an e-mail address under Mail > Manage Mailboxes:

  1. Under Add a New Address, specify info for the left-hand value, then select, under select domain(s)
  2. Under Type, select Single User. Select user user assignment

    Assigning an e-mail address to a conflicting user.

    Assigning an e-mail address to a conflicting user.

  3. Click Add Address



Now is assigned to deliver to the user Mail login will be Repeat the same process for, perhaps namespacing it as ““.

Namespacing, discussed earlier, is assigning a short letter-sequence, typically an abbreviation, to a domain or group of users for easy recognition. All e-mail addresses under, namespaced as “myd.“, would appear grouped together under UserManage Users. Although not required, it does greatly simplify bulk user management.

You can repeat this process for as many users and for as many domains as you’d like. There is no cap on e-mail addresses nor user accounts.

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