How to add domains to Mission Inbox?
Before you can start sending emails through Mission Inbox, you’ll need to connect and verify your domain. This ensures that your messages are authenticated, secure, and delivered reliably.
Whether you’re adding a single domain, managing multiple brands, or setting things up at scale, Mission Inbox makes the process fast and flexible. On the followiwnf article, you'll find the step by step to single add or bulk add domains on Mission Inbox.
Adding a Single Domain:
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Go to the Domains section.
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Click Add Domain.

- Select the option "Create Domain"

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Enter the following details:
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IP/Relay Server: the one you use on Mission Inbox
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Project: the project your domain belongs to
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Domain Name: e.g.,
yourcompany.com
Note: Selecting a project, while it is not mandatory, will help you better organize your domains and future mailboxes.
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Click Add.
Bulk Domain Creation
If you’re onboarding multiple domains, you can save time with bulk setup following the next steps:
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Go to the Domains section.

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Click Add Domain.
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Download the CSV Template.
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Fill in the template with:
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IP/Relay Server (from Mission Inbox). You can find it in the main page of Mission Inbox, if the dashboard is displaying more than one IP, make sure to add the one label "IP Pool" on blue.

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Project (the project the domain belongs to)
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Domain/subdomain Name (e.g.,
yourcompany.com)
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Upload the completed file.
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Click Create via CSV Template.
- After a few seconds, the domains will start reflecting on Mission Inbox and they will automatically be verified.
And that's it, once your domain is added and verified, you’ll be ready to move forward with configuring your email campaigns, warming up your domain, and tracking results with confidence.