https://chrome.google.com/webstore/detail/norefer/iokokaclomnglegfinhjjpmmgeacccki
Referer
Referer: https://somegarbagewebsite.com/
#Accept.*
#Accept.*: SomeValue
All regular expressions are generally permitted, except ones containing ':' because it breaks the parser
#Accept.*: SomeValue
Referer
User-Agent: CoolAgent4000
#Co.*