Lots of things fix this. In fact basically anything but lnurl fixes this.
Discussion
Touche
Is your LNURL system blocking me in Israel?
Ahh no, simple CORS issues.
Access to fetch at 'https://bitcoin.ninja/.well-known/lnurlp/matt' from origin 'https://snort.social' has been blocked by CORS policy: No 'Access-Control-Allow-Origin' header is present on the requested resource. If an opaque response serves your needs, set the request's mode to 'no-cors' to fetch the resource with CORS disabled.
Grrrr I thought I had added that, guess I forgot