The problem isn&#x27;t completely solved, though.<p><a href="https:&#x2F;&#x2F;www.reddit.com&#x2F;r&#x2F;Windows10&#x2F;comments&#x2F;401h2o&#x2F;hosts_file_update_is_extremely_slow&#x2F;" rel="nofollow">https:&#x2F;&#x2F;www.reddit.com&#x2F;r&#x2F;Windows10&#x2F;comments&#x2F;401h2o&#x2F;hosts_fil...</a><p>In windows 10, the DNS Client does something that is O(n^2)