An administrator modifies the external IP address of Web1 and creates a Hosts (A) record for website1.wingtiptoys.com on the external DNS servers.
Your users report that they can no longer connect to website1.wingtiptoys.com from the Internet.
You need to ensure that users can connect to website1.wingtiptoys.com from the Internet.
What should you do?
A.
Instruct the users to modify the DNS client settings on their computers.
B.
Instruct the users to remove an entry from the Hosts file that is located on their computers.
C.
Request that an administrator create a Pointer (PTR) resource record for the new IP address of Web1.
D.
Request that an administrator create an alias (CNAME) resource record for website1.wingtiptoys.com .