# Could not update IP address to DynDNS - The peer didn't know the key we used

**URL:** https://forum.yunohost.org/t/could-not-update-ip-address-to-dyndns-the-peer-didnt-know-the-key-we-used/42838
**Category:** Support
**Tags:** raspberrypi, dns, french, english
**Created:** [August 18, 2026, 9:17am UTC](https://forum.yunohost.org/t/could-not-update-ip-address-to-dyndns-the-peer-didnt-know-the-key-we-used/42838 "2026-08-18T09:17:00Z")
**Posts on this page:** 1
**Showing post:** 14

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### Author: ![artlog](https://forum.yunohost.org/user_avatar/forum.yunohost.org/artlog/32/12399_2.png) [@artlog](https://forum.yunohost.org/u/artlog)
#### Post date: [August 21, 2026, 9:10pm UTC](https://forum.yunohost.org/t/could-not-update-ip-address-to-dyndns-the-peer-didnt-know-the-key-we-used/42838/14 "2026-08-21T21:10:57Z")

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> [@Can't update DynDNS after upgrading server with reinstall](https://forum.yunohost.org/t/cant-update-dyndns-after-upgrading-server-with-reinstall/42857/2):
>
> Hello, and welcome back. slight_smile Sorry about that bug. I think I fixed the issue. Can you confirm so?

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