# E27005 — InboxInsightsDomainNotMeasured

Inbox Insights is not measuring this sending domain yet.

- **HTTP status**: `412`
- **Type**: `precondition_error`
- **Name**: `InboxInsightsDomainNotMeasured`

## What to do

A domain is measured once it has been added to the inbox measurement panel, which is not something sending more mail changes. Contact support with the domain name to have it added.

## Related

- [E27xxx — Inbox Insights](/docs/api/errors/E27xxx): every code in this range
- [Errors](/docs/api/errors): the full wire contract, status mapping, and error catalog
- [Error handling](/docs/guides/errors): branching on `type` and `code`, validation details, and `vendor_code`

## Related resources

- [Should I use a Bird SDK or call the API directly?](/explained/platform/should-i-use-an-sdk-or-call-the-api-directly) (answer)
- [Build your first integration](/learn/paths/integration) (course)
- [Send your first email](/docs/get-started/send-your-first-email) (docs)

[Get an implementation brief](/learn/workspace?topic=api-basics)