Get the DNS of a Server: A Step-by-Step Guide

If you’re new to server administration, you might be wondering how to get the DNS of a server. Luckily, it’s a relatively simple process once you understand the basics of DNS. In this step-by-step guide, we’ll walk you through the process of finding the DNS of your server, whether you’re using Windows or Linux.

Before we dive into the technical details, let’s take a moment to understand why knowing your server’s DNS is so important. DNS, short for Domain Name System, is what allows computers to translate human-readable domain names (like into IP addresses (like Without DNS, we’d have to remember a different IP address for every website we want to visit, which would be incredibly inconvenient.

Now that we know why DNS is important, let’s get started with finding the DNS of your server. By the end of this article, you’ll have a better understanding of DNS and be able to troubleshoot common DNS issues like a pro. So, grab a cup of coffee and let’s dive in!

Why Knowing Your Server’s DNS is Important

DNS, which stands for Domain Name System, is a critical component of the internet infrastructure. It acts as a directory service that translates human-readable domain names, such as, into the IP addresses that computers use to communicate with each other. Knowing your server’s DNS is crucial because it enables you to access websites, send emails, and use various network-based applications.

Incorrect DNS settings can lead to slow website loading times, interrupted email services, or even complete network failures. Cybercriminals can also use DNS to launch attacks on your network or steal sensitive information. Therefore, monitoring and managing your server’s DNS is a critical aspect of maintaining a secure and reliable network.

By understanding the importance of DNS and how it works, you can identify potential issues before they become significant problems, and take steps to prevent them. This knowledge will also help you troubleshoot and resolve any DNS-related issues that may arise on your server.

Ensure Reliable Network Communication

  1. Stability: DNS is critical to ensuring that network communication is stable and reliable. Without accurate DNS information, users may experience network outages or disruptions, leading to frustration and lost productivity.

  2. Efficiency: DNS allows network communication to occur more efficiently by resolving domain names to IP addresses. This helps to reduce the time it takes for devices to connect to a network resource, improving the user experience and overall productivity.

  3. Security: DNS is an important component of network security. By using DNS filtering and monitoring, organizations can prevent users from accessing malicious websites and protect sensitive data from unauthorized access or exfiltration.

By ensuring reliable network communication through accurate DNS management, organizations can reduce downtime, improve productivity, and enhance overall network security. Whether you are a small business owner or a large enterprise, it is essential to prioritize DNS management to keep your network running smoothly.

Protect Against Cyber Threats

Another reason why knowing your server’s DNS is important is that it can help you protect against cyber threats. DNS servers are often targeted by hackers, who use various techniques to hijack or disrupt them, such as DNS spoofing, cache poisoning, and DDoS attacks. By monitoring your server’s DNS and ensuring its security, you can prevent these attacks from occurring and safeguard your network.

One way to protect against cyber threats is to configure your DNS server to use secure protocols, such as DNSSEC and SSL/TLS, which can encrypt DNS traffic and verify the authenticity of DNS responses. Additionally, you can set up firewalls and intrusion detection systems (IDS) to block unauthorized access to your DNS server and detect any suspicious activity.

Another way to protect against cyber threats is to keep your DNS software up to date and apply security patches as soon as they become available. This can help you fix any vulnerabilities or bugs that could be exploited by attackers.

Finally, it’s important to have a backup plan in case your DNS server is compromised or goes down. By creating regular backups of your DNS zone files and configuring secondary DNS servers, you can ensure that your network remains operational and your data remains accessible even in the event of an attack or outage.

Understanding the Basics of DNS

DNS stands for Domain Name System, which is a hierarchical naming system for computers, services, or other resources connected to the internet or a private network. Simply put, DNS is like a phonebook that translates human-friendly domain names into IP addresses that computers can understand.

Each domain name has a corresponding IP address, which is a unique numerical identifier that computers use to communicate with each other. DNS servers are responsible for resolving domain names into IP addresses, making it possible for users to access websites and other online resources by their domain name.

There are different types of DNS records, including A records, CNAME records, MX records, and TXT records. Each type of record serves a specific purpose, such as mapping a domain name to an IP address or specifying the mail server for a domain.

DNS uses a distributed architecture, meaning that there are many different DNS servers located around the world. When a user requests a domain name, their computer queries a DNS server, which in turn queries other DNS servers until it finds the IP address associated with the requested domain.

Understanding the basics of DNS is crucial for managing and troubleshooting network issues. By having a good understanding of how DNS works, you can more easily identify and resolve DNS-related problems that may arise on your network.

What is DNS?

DNS stands for Domain Name System, a system used to convert human-readable domain names into IP addresses that computers can understand. When you enter a domain name into your web browser, the browser uses DNS to look up the IP address associated with that domain. This allows the browser to connect to the website’s server and retrieve the desired content.

The DNS system is hierarchical, with the root domain at the top, followed by top-level domains (such as .com, .org, and .net), and then second-level domains (such as or Each domain name is associated with one or more IP addresses.

DNS is a critical component of the internet infrastructure, allowing users to easily access websites and other online services. Understanding how DNS works is essential for anyone who wants to manage or troubleshoot a network.

Without DNS, accessing websites and other online resources would be much more difficult, as users would need to remember the IP addresses associated with each website they want to visit.

How to Find the DNS of a Windows Server

Step 1: Click on the Windows Start button and select “Control Panel” from the menu.

Step 2: In the Control Panel window, select “Network and Internet” and then click on “Network and Sharing Center”.

Step 3: In the Network and Sharing Center window, locate the connection that is currently active and click on it. This will open the Status window for that connection.

Step 4: In the Status window, click on the “Properties” button. This will open the Properties window for the network connection.

Step 5: In the Properties window, scroll down and select “Internet Protocol Version 4 (TCP/IPv4)” and then click on the “Properties” button.

Using Command Prompt

Step 1: Press the Windows key + R on your keyboard to open the Run dialog box.

Step 2: Type cmd in the Run box and hit Enter.

Step 3: In the Command Prompt window, type ipconfig /all and hit Enter. This will display all the network configuration information, including the DNS server.

Step 4: Look for the “DNS Servers” line in the output. The IP address next to it is the DNS server your computer is using.

If you have multiple network adapters, you will see multiple DNS servers listed. To find the DNS server for a specific adapter, first identify the name of the adapter by looking for the “Ethernet adapter” or “Wireless adapter” section in the output. Then, look for the “DNS Servers” line under that section to find the DNS server used by that adapter.

Using Control Panel

If you’re running a website or hosting your own server, there may come a time when you need to access the Control Panel to manage your server settings. The Control Panel is a graphical user interface that provides access to a variety of tools and settings that are essential for managing your server. Here are some of the steps to take when using the Control Panel:

  • Login: The first step is to login to your Control Panel using your username and password. Once you have logged in, you will be presented with a list of options that you can use to manage your server.
  • Manage Settings: The Control Panel provides access to a variety of settings that you can use to manage your server. Some of these settings include managing email accounts, creating databases, and managing file permissions.
  • Security: It’s important to ensure that your server is secure, and the Control Panel provides access to a variety of security settings that you can use to protect your server. Some of these settings include setting up a firewall, managing SSL certificates, and creating secure passwords.
  • Backup: The Control Panel also provides access to backup and restore settings that you can use to protect your data. It’s important to regularly back up your server data in case of data loss or corruption.

Using the Control Panel can seem intimidating at first, but once you get the hang of it, it’s a powerful tool that can help you manage your server more effectively. It’s important to take the time to learn about the different settings and tools that are available in the Control Panel so that you can use it to its full potential.

Some of the common tasks you might need to perform in the Control Panel include adding new users, managing DNS settings, and installing new software. By taking the time to learn about these tools and settings, you can ensure that your server is running smoothly and securely.

Overall, the Control Panel is an essential tool for managing your server, and it’s important to take the time to learn how to use it effectively. By following these simple steps and exploring the different settings and tools that are available, you can ensure that your server is running smoothly and securely.

How to Find the DNS of a Linux Server

DNS stands for Domain Name System, and it is used to translate human-friendly domain names like “” into machine-readable IP addresses. In a Linux server, DNS plays a crucial role in ensuring that network requests are routed correctly. But what if you need to find the DNS of a Linux server? In this post, we’ll go over a few simple methods that you can use to do just that.

The first method involves using the nmcli command-line tool. To use this tool, you’ll need to open a terminal window and type the following command: nmcli dev show | grep ‘DNS’. This command will display the DNS information for each active network connection on your Linux server. If you have multiple network interfaces, you’ll see multiple DNS entries.

Another way to find the DNS of a Linux server is to look at the /etc/resolv.conf file. This file contains the IP addresses of the DNS servers that your Linux server is configured to use. To view the contents of this file, you can use the cat command. Simply open a terminal window and type: cat /etc/resolv.conf. This will display the contents of the file, including the DNS IP addresses.

Finally, you can also use the dig command-line tool to find the DNS of a Linux server. This tool is commonly used for DNS troubleshooting and debugging, but it can also be used to retrieve DNS information for a particular domain name. To use dig, open a terminal window and type: dig This will display the DNS information for the domain name you specified, including the IP addresses of the DNS servers.

Using the Terminal

If you prefer using the command line to find the DNS of a Linux server, the Terminal is your go-to tool. The Terminal is a text-based interface where you can input commands to interact with the system. Here are the steps you need to follow:

  • Step 1: Open the Terminal by pressing the Ctrl + Alt + T keys simultaneously.
  • Step 2: Type the command nslookup followed by the domain name or IP address you want to look up. For example, nslookup
  • Step 3: Press the Enter key to execute the command.
  • Step 4: The Terminal will display the DNS information of the server, including the IP address and the hostname.

The Terminal is a powerful tool that allows you to perform various tasks quickly and efficiently. By using it to find the DNS of a Linux server, you can save time and avoid the hassle of navigating through multiple menus and options.

Checking the DNS Configuration File

Another way to find the DNS of a Linux server is to check the configuration file. The configuration file contains all the settings for the Domain Name System and it is stored in the /etc/ directory. The file is usually named named.conf or named.conf.options.

To view the contents of the configuration file, you can use a text editor such as vi or nano. Open the file in the editor and look for the line that starts with nameserver. The IP address that follows this line is the DNS server IP address.

It’s important to note that the location and name of the configuration file may vary depending on the Linux distribution you are using. For example, Ubuntu uses resolv.conf instead of named.conf.

Verifying DNS Resolution

After making changes to the DNS configuration file or the host file, it is crucial to verify that the changes have been applied and are working correctly. There are several ways to check DNS resolution, and one of the most straightforward methods is to use the nslookup command.

To use nslookup, open a terminal window and type in the command followed by the domain name you want to check. The command will query the DNS server and return the IP address associated with the domain name. If the query is successful, the IP address will be displayed in the terminal window. If there is an issue with the DNS configuration, an error message will be returned.

Another useful tool for verifying DNS resolution is dig. The dig command is similar to nslookup, but it provides more detailed information about the DNS query, including the authoritative name server for the domain and the time-to-live (TTL) value for the DNS record.

Troubleshooting Common DNS Issues

When it comes to managing DNS, it’s important to be aware of common issues that may arise. One of the most common issues is a slow DNS lookup. This can be caused by various factors, including network congestion or misconfigured DNS servers. One way to address this issue is to use a faster DNS resolver, such as Google DNS or Cloudflare DNS.

Another common issue is DNS propagation delays. This occurs when changes made to DNS records take time to propagate throughout the internet. The amount of time it takes for propagation to complete can vary, but it typically takes between 24 and 48 hours. In some cases, it may take longer. It’s important to be patient when making changes to DNS records and to monitor the propagation progress.

DNS cache poisoning is a security issue that can cause serious problems. This occurs when a malicious individual or program inserts fake DNS information into the cache of a resolver. This can lead to users being redirected to malicious websites, and it can also allow the attacker to intercept and manipulate network traffic. To prevent cache poisoning, it’s important to keep DNS software up-to-date and to implement security measures such as DNSSEC.

DNS misconfiguration can also cause issues. This can happen when DNS records are not set up correctly or when they contain errors. Misconfigured DNS can lead to problems such as website downtime, email delivery issues, and slow performance. It’s important to regularly check DNS configurations to ensure they are correct and to make corrections as necessary.

DNS Server Not Responding

If your computer is unable to connect to a DNS server, you may see an error message indicating that the “DNS server is not responding”. This can be caused by a variety of issues, including network connectivity problems, firewall settings, or a malfunctioning DNS server.

The first step in troubleshooting this issue is to check your network settings to ensure that you have a valid IP address and that you are connected to the correct network. You should also check to make sure that your firewall is not blocking DNS traffic.

If the problem persists, you may need to try a different DNS server. Many Internet Service Providers (ISPs) provide their own DNS servers, but you can also use public DNS servers such as Google DNS or OpenDNS. To change your DNS server settings, go to your network settings and enter the IP address of the new DNS server.

Incorrect DNS Configuration

If your DNS settings are not configured properly, you may experience issues connecting to websites or other resources on your network. Here are some common causes of incorrect DNS configuration:

  • Incorrect DNS server IP address: If you’ve entered the wrong IP address for your DNS server, your computer won’t be able to connect to the correct DNS server to resolve domain names.
  • Incorrect domain name suffix: If your domain name suffix is incorrect, your computer won’t be able to properly resolve domain names.
  • Missing DNS records: If there are missing or incorrect DNS records for a domain, your computer won’t be able to properly resolve the domain name to an IP address.
  • Firewall settings: Sometimes, firewall settings can block DNS traffic and cause issues with DNS resolution.

To troubleshoot incorrect DNS configuration, you can try resetting your DNS settings to default, checking your DNS server IP address, checking your domain name suffix, reviewing DNS records, or temporarily disabling your firewall to see if it is causing the issue.

It is important to ensure that your DNS settings are correct to avoid connectivity issues and to ensure that you can access the resources you need on your network.

Best Practices for Managing Your Server’s DNS

Regularly Monitor DNS Logs: Keeping an eye on your server’s DNS logs is important for identifying any potential issues early on. Regular monitoring can help you identify patterns or changes in DNS traffic that may be indicative of an attack or misconfiguration.

Implement DNS Security Measures: DNS is a critical component of server security, and implementing measures like DNSSEC and DNS-based Authentication of Named Entities (DANE) can help protect against attacks like DNS spoofing and DNS cache poisoning.

Use Multiple DNS Providers: Relying on a single DNS provider can be risky, as it leaves your server vulnerable to issues like downtime and DNS hijacking. Using multiple DNS providers and configuring your server for redundant DNS resolution can help minimize the impact of any issues that arise.

Regularly Monitor DNS Performance

Monitoring your server’s DNS performance is crucial to ensure that it’s functioning properly and providing fast responses to users. Regularly monitoring your DNS system can help you identify potential issues before they become major problems that could affect user experience.

There are various tools available for monitoring DNS performance, including free and paid options. These tools can help you track DNS queries, response times, and server uptime. Monitoring these metrics regularly can help you identify patterns and trends, and take proactive steps to optimize your DNS system.

In addition to using monitoring tools, it’s also important to regularly perform DNS server maintenance tasks such as updating software, clearing cache, and removing unnecessary records. Regular maintenance can help improve the overall performance and reliability of your DNS system.

Finally, it’s important to have a backup DNS server in case of a failure or outage. Regularly testing and updating your backup DNS system can help ensure that it’s ready to take over in case of an emergency.

Frequently Asked Questions

What is DNS and why is it important for a server?

Domain Name System (DNS) is a system used to translate domain names into IP addresses. It is important for a server because it helps to locate resources such as websites, applications, and other services by translating their domain names into their corresponding IP addresses.

What are some common DNS issues and how can they be resolved?

Common DNS issues include DNS server not responding, incorrect DNS configuration, and slow DNS resolution. These issues can be resolved by checking the server’s network configuration, ensuring the DNS server is running properly, and implementing best practices for managing DNS performance.

How can regular DNS monitoring help to maintain server performance?

Regular DNS monitoring can help to identify and resolve issues with DNS resolution speed and accuracy, as well as ensure that the server is properly configured and optimized for efficient DNS performance.

What are some best practices for managing a server’s DNS?

Best practices for managing a server’s DNS include regularly monitoring DNS performance, implementing redundancy and failover measures, properly configuring DNS settings, and keeping DNS software and hardware up to date.

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