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DNS

Install Dnsmasq on CentOS

How to Setup a DNS/DHCP Server Using dnsmasq on CentOS/RHEL 8/7

5 Comments

A Dynamic Host Configuration Protocol (DHCP) server dynamically assigns IP addresses and other network configuration parameters to each device on a network. A DNS forwarder on a LAN forwards DNS queries for non-local domain

Install Bind DNS Server on RHEL 8

Setting Up Bind As a Private DNS Server on RHEL 8

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The Domain Name System (DNS) is a method used to translate human-readable domain names (or Fully Qualified Domain Names (FQDN)) to machine-readable IP addresses, to locate a computer in a network such as the

Setup Local DNS Using /etc/hosts File in Linux

How to Setup Local DNS Using /etc/hosts File in Linux

3 Comments

DNS (Domain Name System or Service) is a hierarchical decentralized naming system/service that translates domain names into IP addresses on the Internet or a private network and a server that provides such a service

Setup Cache-Only DNS in RHEL and CentOS 7

Install and Configure Caching-Only DNS Server in RHEL/CentOS 7 – Part 10

16 Comments

DNS servers comes in several types such as master, slave, forwarding and cache, to name a few examples, with cache-only DNS being the one that is easier to setup. Since DNS uses the UDP

Install PowerDNS and PowerAdmin in CentOS

How to Install and Configure ‘PowerDNS’ (with MariaDB) and ‘PowerAdmin’ in RHEL/CentOS 7

16 Comments

PowerDNS is a DNS server running on many Linux/Unix derivatives. It can be configured with different backends including BIND style zone files, relational databases or load balancing/failover algorithms. It can also be setup as

Setup Cahing DNS Server in CentOS 7

How to Install and Configure ‘Cache Only DNS Server’ with ‘Unbound’ in RHEL/CentOS 7

7 Comments

Caching name servers using ‘Unbound‘ ( is a validating, recursive, and caching DNS server software ), back in RHEL/CentOS 6.x (where x is version number), we used bind software to configure DNS servers. Here

Cache Only DNS Setup in CentOS

Setup Caching-Only DNS Server Using “Bind” in CentOS 6.5

8 Comments

There are several type of DNS servers such as master, slave, forwarding and cache, among them Caching-Only DNS is the one, which is easier to setup. DNS use UDP protocol so it will reduce

Setup Master Slave DNS in CentOS

Setup Master-Slave DNS Server Using “Bind” Tools in RHEL/CentOS 6.5

85 Comments

Domain Name Server (DNS) used for name resolving to any hosts. Master DNS servers (Primary Server) are the original zone data handlers and Slave DNS server (Secondary Server) are just a backup servers which

Setup DNS Cache in Ubuntu

Setting up a Caching DNS Server in Ubuntu Server 14.04

9 Comments

Domain Name Service (DNS) is a Naming service that maps IP addresses and fully qualified domain names to one another. Computers that runs DNS are called name servers. Here I have installed and configured

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