Nostria has a debug console for this purpose, can be opened in the Commands, is called "Debug: Ignored Relays".
It will show other profiles who are still using any of these dead relays.
People like nostr:nprofile1qqs9pk20ctv9srrg9vr354p03v0rrgsqkpggh2u45va77zz4mu5p6ccytv72v, nostr:nprofile1qqsdfx5syw3pmwsm8jpsdj3kn0ejg0vtgju0pdk3r9nq0aasny863hcpf4nss, nostr:npub1zqdpzty2mshxncqqxy2078qax6mlehsxmpx5095wtxw4tpepkr0s2ce6fj might want to check their relays. Hey Perma, you have 28 relays in your list, at least 11 of those are dead.
https://mibo.eu.nostria.app/a8c75a0325c64bc76d63b45302329bac1e4bef6a5fd68ffa2f70e816d664775a.webp