That browser checking nonsense is soooooo 1990s... vote with your mouse and don't go there. DON'T install the Firefox user agent spoofer - be proud that you're using Firefox and make it appear in their webserver access log and make them change...
itchypaws
Paulʼs weblog - I live near Folkestone, Kent. Wed + dad to 2, I am a full stack web engineer, + I do js / node, some ruby, other languages etc. My hobbies are pubbing, running, restaurants, home automation 🤖 + other diy jiggery-pokery, history, family tree stuff, TV, squirrels, pirates ☠️, lego, and TIME TRAVEL.