No way yet, but that feature is on the list.
nostr:npub1gcxzte5zlkncx26j68ez60fzkvtkm9e0vrwdcvsjakxf9mu9qewqlfnj5z a hypothetical question, if you’re not too busy.
How could someone approach muting every account from a nip5 provider? (when the nip5 provider is a bot farm)
Discussion
I’m going to dig through nostr:npub1937vv2nf06360qn9y8el6d8sevnndy7tuh5nzre4gj05xc32tnwqauhaj6 ‘s GitHub and find a way to extract npubs from a NIP-05 domain.