---
title: "Updating an Imported Internal Domains List"
canonical: "https://docs.infoblox.com/space/BloxOneThreatDefense/35437437/Updating%20an%20Imported%20Internal%20Domains%20List"
format: markdown
---
<span style="color: #000000">When replacing an internal domains list, the system purges the current internal domains list and replaces it with the newly selected CSV file with the new updates added. Do note that the former list is replaced, not updated. To replace a custom list CSV file, complete the following:</span>

1. <span style="color: #000000">On the</span><span style="color: #000000"> </span>*<span style="color: #000000">Internal Domains </span>*<span style="color: #000000"> </span><span style="color: #000000">page, click</span><span style="color: #000000"> </span>**<span style="color: #000000">Import</span>****<span style="color: #000000"> </span>**<span style="color: #000000">at the top Action bar.</span>
2. <span style="color: #000000">In the</span><span style="color: #000000"> </span>*<span style="color: #000000">Import Internal Domains</span>*<span style="color: #000000"> </span><span style="color: #000000">dialog, complete the following:</span>
  - <span style="color: #000000">Select the</span><span style="color: #000000"> </span>**<span style="color: #000000">Replace List</span>**<span style="color: #000000"> </span><span style="color: #000000">button.</span>
  - **<span style="color: #000000">List Name</span>**<span style="color: #000000">: Click on</span><span style="color: #000000"> </span>**<span style="color: #000000">Select List</span>**<span style="color: #000000">. Choose a list from the drop-down menu or run a search for a specific internal domain list by entering its name in the search field.</span>
3. <span style="color: #000000">You can either drag the CSV file you are replacing the current file with by dragging it into the “Drag file here” space or click</span><span style="color: #000000"> </span>**<span style="color: #000000">Select file</span>**<span style="color: #000000"> </span><span style="color: #000000">and navigate to the file to upload it. Note that you must include the required field</span><span style="color: #000000"> </span>**<span style="color: #000000">domain</span>**<span style="color: #000000"> </span><span style="color: #000000">in the header of the file to ensure a successful import. See </span><span style="color: #000000"> for guidance on  how to format the CSV file. </span>
4. Click<span style="color: #000000"> </span><span style="color: #000000">**Import**</span><span style="color: #000000"> </span><span style="color: #000000">to import the file.</span>

> Macro (inline-media-image)

  
**<span style="color: #000000">Image</span>**<span style="color: #000000">: Replacing an internal domains list with a new list. </span>  


<span style="color: #000000">For more information on Internal Domains, see the following:</span>

- [*Configuring Internal Domains*](https://infoblox-docs.atlassian.net/wiki/spaces/BloxOneThreatDefense/pages/35437388)
- [*Creating an Internal Domain*](https://infoblox-docs.atlassian.net/wiki/spaces/BloxOneThreatDefense/pages/35375088)
- [*Editing an Internal Domain*](https://infoblox-docs.atlassian.net/wiki/spaces/BloxOneThreatDefense/pages/35405849)
- [*Removing an Internal Domain*](https://infoblox-docs.atlassian.net/wiki/spaces/BloxOneThreatDefense/pages/35471568)
- [*Importing an Internal Domains List*](https://infoblox-docs.atlassian.net/wiki/spaces/BloxOneThreatDefense/pages/35375118)