Originally Posted by
HDQDD
I would test your DNS servers. [...]
I use pfsense as my internal dns server and have it forward requests to 1.1.1.1 or 1.0.0.1. [...]
Thanks for the suggestion. FWIW, I had already set my preferences to the Cloudfare servers (does that mean I don't need to test?), but I don't know what an "internal DNS" server is. Is it a big deal?