[migrated to blacksky.co.uk] on Nostr: fp it's from the list of forbidden subdomains in bluesky ...
fp (npub1ru0…hqcv) it's from the list of forbidden subdomains in bluesky
https://github.com/bluesky-social/atproto/blob/0bac4e775242b1916ed4216ab113b9553facf8fa/packages/identifier/src/reserved.ts
https://github.com/bluesky-social/atproto/blob/0bac4e775242b1916ed4216ab113b9553facf8fa/packages/identifier/src/reserved.ts