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

Bitstring:
Binary  Hexadecimal 
EncodingBitstringCharacter(s)
ISO-8859-1dff23f3ff0bfßò??ð¿
SJIS-WINdff23f3ff0bfﾟ??
EUC-JPdff23f3ff0bf熬??霓
UTF-8dff23f3ff0bf?????
UHCdff23f3ff0bf捿??嘲