Divining rods😂 https://i.nostr.build/vWyv.jpg  

 They'll be causing errors in your client. Check your client settings, and see which relays have a red symbol next to them. Most of them will show red or green next to them if they're not connecting.

If they stay red for more than a couple of days, I assume they're dead. 

 I'm not too sure, tbh