Anonymous 05/22/2016 (Sun) 10:51 No.4209 del
>"application/x-gzip",
>"application/x-bzip2",
>"application/x-gzip",

"x-gzip" is duplicated.

Also, I just observed that Tor Browser (Firefox ESR38, currently) sent "application/gzip" for a ".gz" file and "application/x-bzip" (no "2") for a ".bz2" file. Maybe add those?