Resolving “Unable to Resolve Server Address No Such Host Is Known” Error

Hello Dev! Are you encountering an error message that says “Unable to resolve server address no such host is known” while trying to access a website? If so, don’t worry! This error message is a common issue that many website users experience. In this article, we will delve into what this message means, its causes, and how to resolve it.

Understanding the Error Message

Before we delve into the possible causes of this error message, let’s first understand what the message means. The message “Unable to resolve server address no such host is known” simply means that your browser could not find the domain name associated with the website you are trying to access. In simpler terms, it means that the server hosting the website you are trying to access cannot be reached.

Now that we have understood what the error message means, let’s delve into the possible causes of this error message.

Possible Causes of “Unable to Resolve Server Address No Such Host Is Known” Error

1. DNS Issues

The Domain Name System (DNS) is responsible for translating domain names to IP addresses. If there are issues with the DNS server, your browser won’t be able to locate the server that is hosting the website you are trying to access. DNS issues can be caused by outdated DNS records, incorrect DNS settings or disruption in the DNS server.

2. Connectivity Issues

In some cases, this error message can be caused by connectivity issues. If there is a disruption in your internet connection, your browser won’t be able to establish a connection with the website’s server, which leads to the error message.

3. Firewall Settings

Firewall settings can also contribute to this error message. If your computer’s firewall settings are blocking the connection to the website’s server, you will encounter this error message.

4. Website Server Issues

In some cases, the error message could be caused by issues with the website’s server. This could be due to server maintenance or server overload, which leads to the server being temporarily unavailable.

Resolving “Unable to Resolve Server Address No Such Host Is Known” Error

Now that we have understood what causes this error message, let’s delve into how to resolve it.

1. Check Your Internet Connection

The first thing you should do is to check your internet connection. You can do this by trying to access another website to see if it loads. If other websites are loading, then the issue is not with your internet connection.

2. Clear Your Browser’s Cache and Cookies

Clearing your browser’s cache and cookies can help resolve this error message. To do this, go to your browser’s settings, clear your browsing data and try accessing the website again.

3. Disable Firewall Settings

If your computer’s firewall settings are blocking the connection to the website’s server, try disabling the firewall temporarily to see if it resolves the issue. If it does, then you can enable the firewall again and create an exception for the website.

4. Use a Different Browser

If you are using a browser that is causing the error message, try accessing the website using a different browser to see if it resolves the issue.

5. Contact the Website’s Administrator

If the issue persists, you can contact the website’s administrator to see if there are any server issues on their end.

FAQ

In conclusion, “unable to resolve server address no such host is known” is a common error message that website users experience. The message means that your browser cannot find the server hosting the website you are trying to access. This error message can be caused by DNS issues, connectivity issues, firewall settings, and website server issues. To resolve the issue, check your internet connection, clear your browser’s cache and cookies, disable firewall settings, use a different browser, and contact the website’s administrator.