By default DNS server works on port no. 53 but what if you want to change the default port no. in your machine. I wanted to give a try if it is possible and if yes then in that case how am I suppose to do that. Well here is the solution which I found. ... Read more How to configure your BIND DNS server on a different port no other than 53 in Linux
This article is little outdated as with RHEL 7 now you do not need to copy the bind DNS configuration files into the chroot environment. Step-by-Step Tutorial: Configure DNS Server using bind chroot (CentOS/RHEL 7) In this article I will share the list of steps to configure DNS server on RHEL 7 or CentOS 7. ... Read more Step by Step tutorial guide to configure BIND DNS server in chroot environment for Red Hat (RHEL/CentOS) 7
In my earlier post I had shown you the step by step configuration guide for BIND DNS server but since that time I had used older version of bind rpm so most of the parameters used in that tutorial would not work with bind 9.8 so I thought of posting another article for the same. ... Read more Step by step tutorial to configure BIND-9.8 DNS server in Red Hat Linux
caching-only nameserver won't allow references to internal clients by hostname, but it does allow clients to take advantage of frequently requested domains that are cached. Pre-requisites Make sure all the below packages are installed bind (includes DNS server, named) bind-utils (utilities for querying DNS servers about host information) bind-libs (libraries used by the bind server ... Read more How to configure a caching only bind DNS server in Red Hat Linux
A record It is the Address records also known as host records Points to the IP address reflecting the domain Used for forward lookup of any domain name For example: Our website is configured on 22.214.171.124 IP so the A record of my domain name will point towards that IP. Every time a query for ... Read more What is the difference between DNS A record and CNAME record ?
Ever Wondered How does a DNS query works? I mean what happens exactly when you type www.golinuxhub.com on your browser. Honestly most of us are not bothered unless the web page doesnot opens. Anyways let me tell you what happens back end when you type a website name on a browser. We will go step by step ... Read more How does a DNS query works when you type a URL on your browser?