Hello everyone, For the past few weeks, I’ve been dealing with a rather “funny” issue with Home Assistant that has a significant impact on my network. After every reboot—and then exactly every 60 minutes from that point—my HA instance sends thousands of DNS requests within a few seconds, which cau…

So I think I’ve got the beginnings of an answer, at least my network no longer freezes: There was probably a block on my router’s side, which forbade DNS resolution for certain outgoing IPs. These blocks would prevent TimeOut of 30 seconds, times hundreds (thousands?) of requests. I lifted these …

DNS storm causes DDOS on my network every 60mn

Installation

Sir_Goodenough ((SG) WhatAreWeFixing.Today) May 19, 2025, 1:51pm 2

Did you disable all Add-ons and Custom Integrations in groups. It’s very likely one of them.