Home Common Problem What is the reason why the dns network server is not responding?

What is the reason why the dns network server is not responding?

Apr 02, 2024 am 09:00 AM
Internet problem

Causes of DNS web server not responding

When you encounter the issue of DNS web server not responding, there could be several reasons. The following are some common reasons:

1. DNS server failure

The DNS server itself may be faulty or under maintenance, resulting in the inability to respond to requests.

2. Network connection issues

There may be a problem with the network connection between your computer or device and the DNS server. This can be caused by network congestion, router or modem failure, loose cables, or other network issues.

3. Firewall or security software blocks

Firewall or security software may prevent your computer or device from communicating with the DNS server. Make sure these software are configured correctly to allow DNS requests.

4. DNS Cache Issues

The DNS cache is a temporary storage area that stores recently resolved DNS queries. Sometimes the DNS records stored in the cache may be out of date or corrupt, causing the DNS server to become unresponsive.

5. DNS Poisoning

Malware or network attacks can cause DNS poisoning, where a DNS server is hijacked and returns a false or malicious IP address.

6. DNS Settings Error

The DNS settings on your computer or device may be incorrect. Make sure the correct DNS server address is configured.

7. Temporary DNS Failure

Sometimes, a DNS server may be temporarily unavailable due to load spikes or server maintenance. This condition is usually temporary and resolves itself within a short period of time.

When you encounter problems with the DNS network server not responding, you can try the following steps:

  • Check for network connection issues.
  • Restart your router or modem.
  • Check the firewall or security software configuration.
  • Clear DNS cache (method varies by operating system).
  • Try using an alternate DNS server address.
  • Contact your Internet Service Provider (ISP) for assistance.

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