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

Bitstring:
Binary  Hexadecimal 
EncodingBitstringCharacter(s)
ISO-8859-1eff28ebfe9f28eb2ïòŽ¿éòŽ²
SJIS-WINeff28ebfe9f28eb2?質鶯軸
EUC-JPeff28ebfe9f28eb2闥ソ蜥イ
UTF-8eff28ebfe9f28eb2????
UHCeff28ebfe9f28eb2綎렲煜렡