
We recommend periodically clearing and renewing the DNS cache to prevent security vulnerabilities such as DNS spoofing and behavior tracking.
#Domain availability checker tower windows#
In essence, it’s as simple as using the Windows command prompt window or the terminal on Linux and macOS to execute a command. The DNS flush method differs depending on the operating system – we have a complete DNS flush tutorial for Microsoft Windows, macOS, and Linux. One of the most common causes of the ERR_NAME_NOT_RESOLVED error is outdated cache, so it’s best to start by flushing the DNS cache on your operating system. They include simple fixes, such as clearing browser cache and data, and more technical ones, like modifying the hosts file and disabling DNSSEC. Since there are several possible causes, we will discuss six methods to fix the ERR_NAME_NOT_RESOLVED error. Important! Before proceeding, check the domain name on Hostinger’s WHOIS database to see if it hasn’t expired or been suspended. 6 Ways to Fix ERR_NAME_NOT_RESOLVED on Windows, Mac, and Linux That said, other possible causes make the DNS fail to resolve the domain name, including network configuration, browser or internet settings, and DNSSEC application. The browser will get the outdated address from the cache, so the domain name cannot be resolved, and the error message will be triggered. Sometimes, the website may have moved to another IP address, but the system is still storing the old cached address. If it can’t find the matching address in the DNS entries, it will go through the DNS domain name resolution process to get the IP address. The lookup process can be quick if the browser or internet service provider has already stored the IP address in its cached files.



When you type a website address such as, your computer sends a DNS request to get the IP address of the web server that hosts the website. To understand in detail how the ERR_NAME_NOT_RESOLVED error happens, you have to know how DNS works. The ERR_NAME_NOT_RESOLVED error happens when your computer or browser can’t find the IP address that hosts the domain name you want to visit.
