DNS_PROBE_FINISHED_NXDOMAIN: Fix This Error Easily

Have you ever seen an error “DNS_PROBE_FINISHED_NXDOMAIN” while visiting a website. It can be frustrating, if you are not aware the process to fix it. Don’t worry! This error message is quite common and can be resolved with some simple troubleshooting steps.
We will try to explain what this error means, why it happens and how you can fix DNS_PROBE_FINISHED_NXDOMAIN” using some easy steps. You do not have to look at many pages, we have covered Windows, Mac or even mobile devices in this article.

What is DNS

DNS stands for Domain Name System. It works like the internet’s phonebook, translating website domain names (like www.google.com) into IP addresses that computers understand. Computer only understand numbers. Imagine that there is no DNS then you would have to remember long strings of numbers instead of simple website names. Thanks to DNS servers which help to resolve website names into IP addresses.

How DNS Works

1. You type a website address (e.g., www.example.com) into your browser.
2. Your computer sends a request to a DNS server to find the corresponding IP address.
3. If the DNS server has the IP address, it sends it back to your device.
4. Your browser then loads the website using the IP address.

Why DNS Failures Occur

DNS errors happen when your device cannot find the IP address of a website. This can occur for several reasons, such as incorrect DNS settings, network problems or issues with the website’s domain itself.

What Is This DNS_PROBE_FINISHED_NXDOMAIN

The error “DNS_PROBE_FINISHED_NXDOMAIN” means that your computer couldn’t find the website’s IP address because the domain does not exist (NXDOMAIN = Non-Existent Domain).

When this error appears, it prevents your browser from accessing the website. The good news is – most of the time it is a local issue that can be fixed easily.

Also Read DNS Server Not Responding

Some Common Causes of This Error

1. Incorrect DNS Settings – Misconfigured DNS settings can cause connection issues.
2. ISP DNS Problems – Your internet provider’s DNS servers may be down or slow.
3. Website Domain Issues – The website might not exist or its domain has expired.
4. Firewall/Antivirus Blocking – Overprotective security software may be interfering.
5. Corrupt or Outdated DNS Cache – Old data stored in your system may cause conflicts.

How to Fix DNS_PROBE_FINISHED_NXDOMAIN

Fix 1: Restart Your Router

• Turn off your modem and router.
• Wait for 5 minutes, then turn them back on.
• Try loading the website again.

Fix 2: Flush DNS Cache

For Windows:

1. Open Command Prompt (CMD) as Administrator.
2. Type ipconfig /flushdns

3. Press Enter and restart your browser.

For Mac:

1. Open Terminal and type: sudo killall -HUP mDNSResponder
2. Press Enter and try loading the website.

Fix 3: Check the Hosts File

Your system’s hosts file might be blocking the website.

1. Open Notepad as Administrator.
2. Navigate to C:\Windows\System32\drivers\etc\hosts.
3. Look for any entries related to the website and remove them.

Fix 4: Restart DNS Client Service

For Windows:

1. Press Win + R and type services.msc.
2. Scroll down to DNS Client.

3. Right-click and choose Restart.

Preventive Measures to Avoid DNS Errors

• Always use reliable DNS servers
• Regularly clear your DNS cache.
• Keep your network drivers and router firmware updated.

Final Thoughts

The DNS_PROBE_FINISHED_NXDOMAIN error can be annoying, but it’s usually easy to fix. By following the steps in this guide, you should be able to resolve the issue and get back online quickly. If none of these fixes work, consider contacting your ISP for assistance.

---

FAQs

1. How long does it take for DNS changes to take effect?
   • It can take anywhere from a few minutes to 48 hours.
2. Is using Google DNS better than my ISP’s DNS?
   • Yes, Google DNS is usually faster and more reliable.
3. Can a virus cause DNS_PROBE_FINISHED_NXDOMAIN?
   • Yes, malware can alter DNS settings and cause connection issues.
4. What if none of the fixes work?
   • Contact your ISP or try accessing the website on another network.
5. Does changing DNS servers improve internet speed?
   • Sometimes! Faster DNS servers can reduce lookup time and improve browsing.