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

Bitstring:
Binary  Hexadecimal 
EncodingBitstringCharacter(s)
ISO-8859-1a1bf3f3f3f¡¿???
SJIS-WINa1bf3f3f3f。ソ???
EUC-JPa1bf3f3f3f/???
UTF-8a1bf3f3f3f?????
UHCa1bf3f3f3f×???