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

Bitstring:
Binary  Hexadecimal 
EncodingBitstringCharacter(s)
ISO-8859-1eff28ebbefe4ïòŽ»ïä
SJIS-WINeff28ebbefe4?悉?
EUC-JPeff28ebbefe4闥サ閼
UTF-8eff28ebbefe4????
UHCeff28ebbefe4綎렮淨