# GET /zones/:zone_id/settings/cname_flattening is deprecated

Calls to GET /zones/:zone_id/settings/cname_flattening on Cloudflare API stopped working on June 8, 2025.

On June 8, 2025, Cloudflare removed the GET /zones/:zone_id/settings/cname_flattening endpoint. Requests sent to this endpoint after this date fail.

## What to use instead

Use Show DNS Settings instead.

- API: Cloudflare API (api.cloudflare.com)
- Kind: Endpoint removal
- Announced: June 8, 2025
- Takes effect: June 8, 2025
- Calls after that day: fail
- Calls it hits: `GET /zones/:zone_id/settings/cname_flattening`
- Source: [Changelog](https://developers.cloudflare.com/fundamentals/api/reference/deprecations/index.xml)
- Verified: October 26, 2026, against Cloudflare API's own pages
- Page: https://www.okapi.bot/providers/cloudflare/breaking-changes/get-zones-zone-id-settings-cname-flattening-is-deprecated/

## Cloudflare API's words

> GET /zones/:zone_id/settings/cname_flattening

Okapi finds the calls this change hits in your repo and opens the pull request with the fix: https://github.com/apps/okapi-agent