# \#custom-domains-configuration

**URL:** https://community.auth0.com/tag/custom-domains-configuration/2050.md

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## [New IP address for tenant causes issue](https://community.auth0.com/t/new-ip-address-for-tenant-causes-issue/194410)

<div class="topic-metadata">

**Author:** [@superbrave](https://community.auth0.com/u/superbrave)\
**Replies:** 1\
**Last updated:** [November 12, 2025, 3:43pm UTC](https://community.auth0.com/t/new-ip-address-for-tenant-causes-issue/194410 "2025-11-12T15:43:26Z")

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Hello, It looks like that our production tenent got a new IP address this morning. We use a custom domain name with a CNAME record to our tenant. Unfortunately, it looks like our internal network uses a public IP (172.…