This fantastic comment points out a few nits regarding the article:<p><a href="https://zwischenzugs.com/2018/06/08/anatomy-of-a-linux-dns-lookup-part-i/#comment-2312" rel="nofollow">https://zwischenzugs.com/2018/06/08/anatomy-of-a-linux-dns-l...</a><p>including that it's not just Linux that works this way, and some history and extra details around some of the methods of getting addresses or DNS server info.