# How to setup host mapping on a multi-site discourse instance

**URL:** https://meta.discourse.org/t/how-to-setup-host-mapping-on-a-multi-site-discourse-instance/182643
**Category:** Support
**Created:** [March 9, 2021, 2:42pm UTC](https://meta.discourse.org/t/how-to-setup-host-mapping-on-a-multi-site-discourse-instance/182643 "2021-03-09T14:42:38Z")
**Posts on this page:** 1
**Showing post:** 2

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### Author: ![pfaffman](https://sea3.discourse-cdn.com/meta/user_avatar/meta.discourse.org/pfaffman/32/120154_2.png) [@pfaffman](https://meta.discourse.org/u/pfaffman)
#### Post date: [March 10, 2021, 2:08am UTC](https://meta.discourse.org/t/how-to-setup-host-mapping-on-a-multi-site-discourse-instance/182643/2 "2021-03-10T02:08:38Z")

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Yes. You can use any subdomain for any site. See [Multisite configuration with docker](https://meta.discourse.org/t/multisite-configuration-with-docker/14084).

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