What character(s) does a bitstring is encoded in each character set?

Bitstring:
Binary  Hexadecimal 
EncodingBitstringCharacter(s)
ISO-8859-1facfeff6úÏïö
SJIS-WINfacfeff6昕?
EUC-JPfacfeff6?阮
UTF-8facfeff6????
UHCfacfeff6險貞