Apache

If you want redirect users from www to a plain, non-www domain, insert this configuration in your .htaccess file: RewriteEngine On RewriteBase / RewriteCond %{HTTP_HOST} ^www\.(.*)$ [NC] [...]

If you want redirect users from a plain, non-www domain to a www domain, insert this configuration in your .htaccess file: RewriteEngine On RewriteBase / RewriteCond %{HTTP_HOST} !^www\. [NC] [...]

We recently wanted to move a website to a new domain and automatically send visitors and Googlebot to the new content, but certain resources had to remain on the current domain.  This meant [...]

With XAMPP (Windows) Locate your hosts file. In Windows XP, this file is located in C:\WINDOWS\system32\drivers\etc. Different versions of Windows may store the file in a different directory. And [...]

Enabling keep-alive tells the browser of your visitors to establish a TCP connection once instead of multiple times to request all the web files loaded on your web page (like images, CSS [...]

Error code that start with 4xx is generated because of client browser request. A 403 error code means client browser (or person who is trying to access your site) cannot access the requested URL. [...]

This document discusses the flags which are available to the RewriteRule directive, providing detailed explanations and examples. Introduction A RewriteRule can have its behavior modified by one [...]

Quick .htaccess snippet to disable browser caching by modifying Cache-Control, Pragma, and Expires headers. Strictly plug-n-play. Just add the following directives to your site’s root .htaccess [...]

# Redirect non-www URLs to www RewriteCond %{HTTP_HOST} !^www.domain.tld$ [NC] RewriteRule ^(.*)$ http://www.domain.tld/$1 [R=301,L]

You’re looking to create a custom A record. I’m pretty sure that you can use wildcards when specifying A records which would let you do something like this: *.domain.tld IN A [...]