Your NIP-05 is broken, btw.
Discussion
nostr:npub12262qa4uhw7u8gdwlgmntqtv7aye8vdcmvszkqwgs0zchel6mz7s6cgrkj yours is also failing some CORS test, according to Nostrudel.
Yep. Don't know why it stopped working. I did get a PHP injection attack, but I fixed it and thought the NIP05 would get fixed with it.