It does happen eventually but to speed up the process I use: nbtstat -R "-R (Reload) Purges and reloads the remote cache name table" I have tried ipconfig /flushdns but it did not work for me. Or run it from a command prompt with administrator privileges] Powershell cmdlets Set-Hosts Entry and Remove-Hosts Entry no reboot needed, can be scheduled, could probably be triggered upon connection to specific Wifi or Network names Syntax: Set-Hosts Entry -IPAddress 10.5.6.7 -Host Name 'myserver' and Remove-Hosts Entry -Host Name 'myserver' install as part of carbon package from worked for me and my temporary internal email server. Because it has attracted low-quality or spam answers that had to be removed, posting an answer now requires 10 reputation on this site (the association bonus does not count).
All operating systems will have a hosts file like our example: You may deactivate a line to undo this change by prefacing it with a "#" (as in the third line above). Click the links below to expand specific instructions for how to make this change your desired operating system: You may also need to reboot for the change to take effect.The next time you visit your domain, your browser will try to find the domain at the corresponding IP instead of looking up the IP through DNS.This article covers the following topics: A hosts file can be edited to override your network settings and thus allow your local machine to view a website prior to the DNS changes propagating.Changing your hosts file is a temporary measure to preview your site as it will load from your e Host server.Once you have modified your hosts file, it is recommended that you flush your DNS so that the new changes can be implemented more swiftly. Depending on your computer's OS, there will be different commands.
Any changes you make to the hosts file are immediate.You can not modify the host file using echo in RUN step because docker will maintain the file when you will start it and contents of the file will be managed by docker.A little known feature called the hosts file can be tweaked to modify your system, depending on your needs.As @Ferruccio said, Hosts changes should be immediate in Windows.However, if you're using something like Microsoft Firewall Client Management software, that could be doing the DNS queries for you.This lets you make changes on a server other than the one loaded by your domain when visitors access your page.