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

Bitstring:
Binary  Hexadecimal 
EncodingBitstringCharacter(s)
ISO-8859-13ffdf23f3f5e?ýò??^
SJIS-WIN3ffdf23f3f5e????^
EUC-JP3ffdf23f3f5e????^
UTF-83ffdf23f3f5e?????^
UHC3ffdf23f3f5e?憙??^