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| How to Fix “DNS Server Not Responding” Error: 8 Proven Solutions |
How to Fix “DNS Server Not Responding” Error: A Complete Troubleshooting Guide
The “DNS Server Not Responding” error is a common yet frustrating issue that disrupts internet access across devices. Whether you’re browsing on Windows, Mac, or a smartphone, this error can leave you stranded without a connection. In this guide, we’ll break down 8 proven solutions to fix the “DNS Server Not Responding” error, explain why it happens, and share preventive tips to avoid future disruptions.
Table of Contents
What Causes the “DNS Server Not Responding”
The Domain Name System (DNS) translates website names (like google.com) into IP addresses. When your device can’t connect to the DNS server, you’ll see this error. Common causes include:
Incorrect DNS settings
Router or modem glitches
ISP outages
Firewall or antivirus blocking connections
Outdated network drivers
Corrupted DNS cache
Pro Tip: Bookmark this guide to troubleshoot DNS issues in seconds!
Quick Fixes to Try First
Before diving into advanced solutions:
Check other devices: If the error occurs on multiple devices, the issue is likely with your router or ISP.
Test with a different browser: Rule out browser-specific problems.
Disconnect VPNs: VPNs can interfere with DNS resolution.
Method 1: Restart Your Router and Device
A simple restart can resolve temporary glitches.
Steps:
Turn off your router and modem.
Unplug them for 30 seconds.
Plug them back in and wait for full reboot.
Restart your computer or device.
Why This Works: Restarting clears cached data and resets network connections.
Method 2: Change Your DNS Server
Switching to a reliable DNS server like Google DNS or Cloudflare often fixes the error.
Steps for Windows:
Open Control Panel > Network and Sharing Center.
Click Change adapter settings.
Right-click your network > Properties > Internet Protocol Version 4 (TCP/IPv4).
Select Use the following DNS server addresses:
Preferred:
8.8.8.8(Google)Alternate:
1.1.1.1(Cloudflare)
Click OK and restart your device.
For Mac Users:
Go to System Preferences > Network.
Select your connection > Advanced > DNS.
Add Google or Cloudflare DNS addresses.
Recommended DNS Providers:
Method 3: Flush DNS Cache
Corrupted DNS cache can trigger this error. Flushing it forces your system to fetch fresh DNS data.
Windows:
Open Command Prompt as admin.
Type
ipconfig /flushdnsand press Enter.
Mac:
Open Terminal.
Type
sudo killall -HUP mDNSResponderand enter your password.
Viral Tip: Share this fix with friends struggling with DNS issues!
Method 4: Disable Antivirus or Firewall Temporarily
Security software may block DNS requests.
Steps:
Open your antivirus/firewall settings (e.g., Norton, McAfee).
Disable it for 10 minutes and check if the error resolves.
If fixed, adjust firewall rules to allow DNS traffic.
Caution: Only disable security software temporarily.
Method 5: Update Network Drivers
Outdated drivers can cause compatibility issues.
Steps:
Press Windows + X > Device Manager.
Expand Network adapters.
Right-click your adapter > Update driver.
Restart your PC after updating.
For Advanced Users: Download drivers directly from your motherboard manufacturer’s website.
Method 6: Reset TCP/IP Settings
Resetting TCP/IP reinstalls network protocols.
Windows:
Open Command Prompt as admin.
Run:
netsh int ip reset netsh winsock reset
Restart your PC.
Note: This won’t delete personal files but resets network configurations.
Method 7: Check for ISP Issues
Contact your ISP if the DNS error persists across devices.
Steps:
Visit your ISP’s status page (e.g., Xfinity Outage Map).
Use a mobile hotspot to test connectivity.
Call ISP support if an outage is confirmed.
Method 8: Reconfigure Your Router
Factory resetting your router can resolve deeper configuration issues.
Steps:
Locate the reset button on your router (usually a small hole).
Press and hold it for 10 seconds with a paperclip.
Reconfigure Wi-Fi settings via the router’s admin panel (e.g.,
192.168.1.1).
Pro Tip: Use our guide to Optimize Router Settings for Speed for better performance.
Preventive Tips to Avoid DNS Errors
Use reliable DNS servers like Google or Cloudflare.
Update firmware on routers and devices.
Enable automatic driver updates in Windows/Mac.
Monitor ISP status during outages.
Troubleshooting Persistent DNS Errors
If the error persists:
Scan for malware using Malwarebytes.
Test with a wired connection to rule out Wi-Fi issues.
Replace router hardware if outdated.
FAQs
Q1: Is changing DNS safe?
Yes! Public DNS servers like Google and Cloudflare are secure and often faster than ISP defaults.
Q2: Why does the error occur on Wi-Fi but not mobile data?
Your router’s DNS settings may be misconfigured. Try Method 2.
Q3: Can a VPN cause “DNS Server Not Responding”?
Yes. Disable the VPN or switch servers to test.
Conclusion
The “DNS Server Not Responding” error is fixable with the right approach. Start with basic fixes like restarting your router or flushing the DNS cache. For persistent issues, switching DNS servers or updating drivers often does the trick.
Need More Help? Explore our Ultimate Guide to Network Troubleshooting or Best DNS Services for 2023.
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