Command-line to list DNS servers used by my system - Ask
A caching DNS server works by performing all the DNS queries that your system makes and then saving, or caching, the results in memory. Once that the results are cached in memory any time that you make a duplicate request for a domain, the result will get served almost instantaneously from memory. Apr 19, 2005 · To query DNS and see the records it holds, you can use a software tool called dig that queries DNS servers directly. Dig comes standard with all the major Linux distributions, and is useful for verifying and troubleshooting DNS problems. To check the record for your domain, run dig with your domain name as the parameter. For example: May 08, 2020 · Some DNS servers can provide faster access times than others. This is often a function of how close you are to those servers. If your ISP's DNS servers are closer to you than Google's, for example, you may find domain names are resolved quicker using the default servers from your ISP than with an external server. Apr 15, 2020 · If your computer’s DNS is set to your router’s IP address, most commonly a single DNS server is listed, and it’s the same as the “Default Gateway” listed in the ipconfig output. To see what DNS server you’re really using for requests the router can’t fulfill, check the router’s configuration. Sep 26, 2017 · Nameserver is the DNS server to which your machine query for name resolutions. This is pretty much important on servers facing the Internet or having an active internet connection or if your system is part of an organization where the internal domain name system is implemented for IT Infra.
How to Use the dig Command on Linux Apr 07, 2020 How to configure DNS Server in Linux
Using Router's web GUI. The most easiest way to find the DNS server IP address of your router is to …
How to configure nameserver in Linux - Kernel Talks Sep 26, 2017