> For the complete documentation index, see [llms.txt](https://help.aristotlemetadata.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://help.aristotlemetadata.com/administrator-tasks/custom-domains.md).

# Custom Domains

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Custom domains can only be requested by Registry Administrators, and set up by **qualified IT staff who are familiar with name server configuration.**
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A custom domain is a chosen, unique domain name that can include brand names, keywords, or otherwise help to personalise the registry.

### Custom Domain Functionality:

Custom domains can be:

* Requested
* Set up using either CNAME, or nameserver records.