If you have a ton of rewrite rules on your apache web server and they are messing with your NIP-05 validation, put this at the very top of your root configuration for the rewrite rules:
RewriteCond %{REQUEST_URI} !^/\.well-known/ [NC]
#[4], have a look to:
#[2]
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Thank you! I gave up for the time being. But will save this info!