How To Install dnstracer on Debian 9
Introduction
In this tutorial we learn how to install dnstracer on Debian 9.
What is dnstracer
dnstracer is:
dnstracer determines where a given Domain Name Server (DNS) gets its information from for a given hostname, and follows the chain of DNS servers back to the authoritative answer.
There are three methods to install dnstracer on Debian 9. We can use apt-get, apt and aptitude. In the following sections we will describe each method. You can choose one of them.
Install dnstracer Using apt-get
Update apt database with apt-get using the following command.
sudo apt-get update
After updating apt database, We can install dnstracer using apt-get by running the following command:
sudo apt-get -y install dnstracer
Install dnstracer Using apt
Update apt database with apt using the following command.
sudo apt update
After updating apt database, We can install dnstracer using apt by running the following command:
sudo apt -y install dnstracer
Install dnstracer 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 Debian. Update apt database with aptitude using the following command.
sudo aptitude update
After updating apt database, We can install dnstracer using aptitude by running the following command:
sudo aptitude -y install dnstracer
How To Uninstall dnstracer on Debian 9
To uninstall only the dnstracer package we can use the following command:
sudo apt-get remove dnstracer
Uninstall dnstracer And Its Dependencies
To uninstall dnstracer and its dependencies that are no longer needed by Debian 9, we can use the command below:
sudo apt-get -y autoremove dnstracer
Remove dnstracer Configurations and Data
To remove dnstracer configuration and data from Debian 9 we can use the following command:
sudo apt-get -y purge dnstracer
Remove dnstracer configuration, data, and all of its dependencies
We can use the following command to remove dnstracer configurations, data and all of its dependencies, we can use the following command:
sudo apt-get -y autoremove --purge dnstracer
Dependencies
dnstracer have the following dependencies:
References
Summary
In this tutorial we learn how to install dnstracer package on Debian 9 using different package management tools: apt, apt-get and aptitude.