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

Bitstring:
Binary  Hexadecimal 
EncodingBitstringCharacter(s)
ISO-8859-1eff28ebff1fabee68ebdïòŽ¿ñú¾æŽ½
SJIS-WINeff28ebff1fabee68ebd?質セ謗ス
EUC-JPeff28ebff1fabee68ebd闥ソ髫丈ス
UTF-8eff28ebff1fabee68ebd?????掽
UHCeff28ebff1fabee68ebd綎렲蒸얏렰