---
title: TLS Domains in_use filter
summary: null
url: >-
  https://www.fastly.com/documentation/reference/changes/2020/04/tls-domains-in-use-filter
---

The [List all TLS Domains](https://www.fastly.com/documentation/reference/api/tls/custom-certs/domains#list-tls-domains) endpoint now supports filtering by `in_use`.