How To Install adns-tools on Ubuntu 20.04

In this tutorial we learn how to install adns-tools on Ubuntu 20.04. adns-tools is Asynchronous-capable DNS client utilities

Introduction

In this tutorial we learn how to install adns-tools on Ubuntu 20.04.

What is adns-tools

adns-tools is:

adns is a DNS resolver. In contrast with many existing interfaces, gethostbyname et al and libresolv, it can be used in an asynchronous, non-blocking manner. Many queries can be handled simultaneously.

This package contains useful utilities for IP address resolving, fast bulk logfile processing, and testing.

There are three methods to install adns-tools on Ubuntu 20.04. We can use apt-get, apt and aptitude. In the following sections we will describe each method. You can choose one of them.

Install adns-tools Using apt-get

Update apt database with apt-get using the following command.

sudo apt-get update

After updating apt database, We can install adns-tools using apt-get by running the following command:

sudo apt-get -y install adns-tools

Install adns-tools Using apt

Update apt database with apt using the following command.

sudo apt update

After updating apt database, We can install adns-tools using apt by running the following command:

sudo apt -y install adns-tools

Install adns-tools Using aptitude

If you want to follow this method, you might need to install aptitude first since aptitude is usually not installed by default on Ubuntu. Update apt database with aptitude using the following command.

sudo aptitude update

After updating apt database, We can install adns-tools using aptitude by running the following command:

sudo aptitude -y install adns-tools

How To Uninstall adns-tools on Ubuntu 20.04

To uninstall only the adns-tools package we can use the following command:

sudo apt-get remove adns-tools

Uninstall adns-tools And Its Dependencies

To uninstall adns-tools and its dependencies that are no longer needed by Ubuntu 20.04, we can use the command below:

sudo apt-get -y autoremove adns-tools

Remove adns-tools Configurations and Data

To remove adns-tools configuration and data from Ubuntu 20.04 we can use the following command:

sudo apt-get -y purge adns-tools

Remove adns-tools configuration, data, and all of its dependencies

We can use the following command to remove adns-tools configurations, data and all of its dependencies, we can use the following command:

sudo apt-get -y autoremove --purge adns-tools

References

Summary

In this tutorial we learn how to install adns-tools package on Ubuntu 20.04 using different package management tools: apt, apt-get and aptitude.