When using Private RDP (Remote Desktop Protocol), ensuring secure and reliable internet access is critical. One way to improve the privacy and security of your remote sessions is by configuring a Private DNS (Domain Name System) on your RDP server. A Private DNS ensures that your DNS queries are not exposed to third-party servers, thus enhancing your security and reducing the risk of tracking.

In this article, we’ll walk you through how to set up a Private DNS on your RDP server, the benefits of doing so, and how it can improve your overall experience while working remotely.

What is DNS?

Before diving into the setup, let's clarify what DNS is and why it's important.

DNS (Domain Name System) acts like the phonebook of the internet. When you type a website address into your browser, DNS translates that human-readable domain name (e.g., www.example.com) into an IP address (e.g., 192.168.1.1) that the server can understand and connect to.

By default, DNS queries are sent to your Internet Service Provider’s (ISP) servers. However, this can expose your browsing activity to your ISP and may also result in slower resolution times. A Private DNS allows you to use more secure, faster, and privacy-conscious DNS providers, helping prevent third-party surveillance and improving your online experience.

Why Use a Private DNS on Your RDP?

Here are several reasons to set up a Private DNS on your RDP server:

1. Enhanced Security: Private DNS providers often offer encrypted DNS queries, protecting your DNS requests from being intercepted by hackers or third parties.

2. Better Privacy: By using a private DNS, you can ensure that your browsing history is not logged by your ISP, offering more privacy during remote sessions.

3. Faster Browsing: Private DNS servers can be faster than the default ISP DNS, improving website load times and access speed.

4. Access to Unfiltered Content: Some DNS providers may bypass censorship, providing access to content that may otherwise be restricted based on your geographical location.

5. Reduced Tracking: Many third-party DNS servers track user data. A private DNS provider doesn’t log or track user activity, giving you more anonymity.

How to Set Up Private DNS on RDP

Setting up a Private DNS on your RDP server is relatively simple. Here is a step-by-step guide on how to do it.

Choose a Private DNS Provider

There are many Private DNS providers available. Some popular and reliable options include:

• Cloudflare (1.1.1.1): Known for its speed and commitment to privacy.

• Google DNS (8.8.8.8): Reliable and fast, but may log some data.

• OpenDNS (208.67.222.222): Offers enhanced security and content filtering.

• Quad9 (9.9.9.9): Focuses on security by blocking malicious sites.

Choose the provider that best fits your needs, especially one that emphasizes privacy and security.

Configure Private DNS on Your RDP Server

Here’s how you can set up Private DNS on your RDP server (Windows Server):

On Windows Server (RDP):

1. Open Network Settings:

   • Right-click the Start button and select Network Connections.

   • Click on Change Adapter Settings.

2. Modify Network Adapter Settings:

   • Right-click the active network connection and choose Properties.

   • In the Networking tab, select Internet Protocol Version 4 (TCP/IPv4) and click Properties.

3. Enter DNS Server Addresses:

   • In the Preferred DNS server field, enter the IP address of your chosen Private DNS provider (e.g., 1.1.1.1 for Cloudflare).

   • In the Alternate DNS server field, enter a secondary DNS address (e.g., 8.8.8.8 for Google DNS).

4. Save Changes:

   • Click OK to save the settings.

   • Restart your RDP session or restart the server to apply the changes.

On Windows 10 (for local RDP clients):

1. Open Network Settings:

   • Click the Start button and open Settings.

   • Go to Network & Internet and select Ethernet or Wi-Fi, depending on your connection type.

2. Change Adapter Settings:

   • Under your network connection, click Properties.

   • Choose Internet Protocol Version 4 (TCP/IPv4) and click Properties.

3. Set the Private DNS:

   • Enter the DNS server address in the Preferred DNS server field (e.g., 1.1.1.1).

   • Optionally, enter a secondary DNS server in the Alternate DNS server field.

4. Confirm the Changes:

   • Save the changes and exit the settings. Restart your device for the changes to take effect.

Test the DNS Setup

After setting up the Private DNS on your RDP server, it's important to test if it's working correctly.

1. Test DNS Resolution:

   • Open the Command Prompt (CMD) on your Private RDP server.

   • Type nslookup www.example.com and press Enter.

   • The output should show the IP address of the website, confirming that the DNS query was processed by your chosen Private DNS server.

2. Test Privacy:

   • You can use websites to find the IP address associated with your DNS requests.

Security Tips When Using Private DNS on RDP

1. Always Use Encrypted DNS: If possible, choose a DNS provider that supports DNS over HTTPS (DoH) or DNS over TLS (DoT) for encrypted DNS queries, ensuring that your requests are secure from eavesdropping.

2. Configure DNS Firewall: Some DNS providers, like OpenDNS, offer security features, including blocking malicious websites. Enable these features to protect your Private RDP environment.

3. Regularly Update DNS Settings: Periodically check and update your Private DNS settings to ensure optimal security and performance.

FAQ: Setting Up Private DNS on RDP

What is the difference between public and private DNS?

A public DNS is provided by your ISP or other third-party services, while a private DNS is configured to give you greater control over your DNS requests. Private DNS services typically offer more privacy, security, and customization options.

Do I need to pay for a private DNS provider?

No, many private DNS providers, such as Cloudflare (1.1.1.1) and Google DNS (8.8.8.8), are free to use. Paid providers like OpenDNS offer additional features, such as content filtering and enhanced security.

Will using a Private DNS slow down my connection?

Using a Private DNS service can improve your connection speed, as some providers offer faster DNS resolution than your default ISP. However, using an unreliable or overloaded DNS server might lead to slower speeds.

Can I use Private DNS for specific applications on my RDP?

Yes, you can configure DNS settings for specific applications on your Private RDP through their respective network settings. However, DNS settings at the system level apply globally to all applications.

Is it safe to use a Private DNS service on my RDP?

Yes, as long as you choose a reputable Private DNS provider, it is generally safe. Ensure that the provider you select offers encryption (e.g., DNS over HTTPS or DNS over TLS) for added security.

For further assistance or if you have any questions, feel free to visit Rosseta Ltd or contact our support team.