How to add dkim to afraid.org?

Question

Domain Name System

create a txt record for the main domain
mail selector
with the value
"mail._domainkey IN TXT v=DKIM1; k=rsa; p=key"
service dkimcore.org/c/keycheck This is not a good DKIM key record.
PS added spf in the same way - got
an excerpt from the fact
"Type: TXT - Lets you create TXT records, used for a number of different things, most commonly for DKIM records (for combatting spam) so other receiving mail servers can verify email was sent from you by verifying your publicly published crypto-signature. Wrap your TXT "destination" in quotes (don't worry, the system will remind you if you forget)."

Answer 1

Actually, this subdomain name should be mail._domainkey.your.domain, type - TXT, and value - "v=DKIM1; k=rsa; p=key".
In general, can you show the output of dig, for example? Well, or tell me the domain, I'll take a look myself.