1 Answer. To answer the question in your headline: No, it is not necessary to create an AAAA record for your website as long as most traffic runs over IPv4, but I would argue that it probably is beneficial for the deployment of IPv6 to have more sites support the protocol.

What is a AAAA record used for?

AAAA records are DNS records that use an IP address to connect a domain to a website, and can be added to your domain at any time. They are similar to A records, but AAAA records point to 128–bit/IPv6 addresses, instead of the IPv4 addresses used by A records.

Can I delete AAAA record?

Deleting A/AAAA Records: You can use the Actions column in your domain's DNS settings to delete existing A/AAAA records at any time by clicking on thegear symbol and selecting Delete Record.