Redirect with .htaccess
A .htaccess (hypertext access) file is a directory-level configuration file that allows for decentralized management of web server configuration. Servers often use .htaccess to rewrite URLs.
Rewrite Hostname
RewriteEngine On
RewriteCond %{HTTP_HOST} abc.com$ [NC]
RewriteRule (.*) http://xyz.com/$1 [R=301,L]