you might want to check your nip-05 address. I think your pub key is not there anymore.
Discussion
A periodic poll & dismissable alert from the clients would help a lot. Mine broke twice and both times I had to be told via a post or DM. No clue how long it was down.
Or maybe we just kill it, because no one looks at them anymore. They were important to migrate people from Twitter, but now we trust Nostr keys more than any NIP-05 provider.