@KeepItTechie explains how DNS lookups works in the Linux operating system. He covers the basics of DNS and the configuration files that handle DNS including the host file, the resolve.conf file, and the nsswitch.conf file.
0:36 What is DNS?
1:25 Examining the nsswitch.conf file
2:56 Examining the hosts file
4:10 How to block a site using the hosts file
7:40 Examining the resolve.conf file
11:10 Make changes persistent
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#Linode #dns #configuration
Product: Linode, DNS, configuration files; @KeepItTechie