Wildcard Records give you the ability to map all (or a section) of the records in your domain to one IP. Wildcard records can be A, CNAME, or HTTP Redirection Records. Any record not previously defined in your domain name with its own hostname, will resolve to the IP of the wild card.
Step 1: Select Managed DNS
Step 2: Select a domain
Step 3: Create a wild card A record
We will create a wild card A record. Under “A Records” click the plus sign to add a new record. We will add a wild card record (*) A that points to an IP address of 18.104.22.168 with a TTL of 1800 seconds. Then, click “Submit.