You can put any URL you wish in the field and IF you check the Is Offline box in the A Record setup, the particular A Record address will be directed to your OFFLINE URL.If your offline URL is not available, your internet browser or other client will give you an error message (404 not found or similar).
This DNS system maintains current tables of every registered domain (including yahoo.com) in the world.
A user could also add a mail service on the same machine using the same mail server software.
Suppose also that you have a website at you wish to access the site by the alias of being able to enter perhaps or maybe
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).
Would you like to answer one of these unanswered questions instead?