A Domain Name And Zone Is Required When Using The Https Protocol. UDP can be used to exchange small information whereas TCP must be used to exchange information larger than 512 bytes. An apex record is a DNS record at the root or apex of a DNS zone.
A DNS zone is a subset of the domain name system often a single domain. Awesome the site is now hosted using the custom url. In this case the zone is relevant.
To require HTTPS for communication when you use an alternate domain name follow the steps and guidance in Using Alternate Domain Names and HTTPS.
192168109143 - One or more of the following zones do not include delegation to its child zone. They are updated by the AD DC at set intervals. In Azure DNS records are specified by using relative names. The answer section has the resource records of the queried name.