Create the proof
Add a TXT record to the DNS records of the (sub)domain containing the proof. No specific TTL value is required.
An example of a proof:
The following proof formats are supported:
Add the claim…
The claim looks as follows:
Make sure to replace DOMAIN.
…to a signature profile:
Follow the instructions provided here. The claim should look like:
…to an OpenPGP profile:
Follow the instructions provided here. The notation should look like: