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

Bitstring:
Binary  Hexadecimal 
EncodingBitstringCharacter(s)
ISO-8859-1eff3a1bfïó¡¿
SJIS-WINeff3a1bf?。ソ
EUC-JPeff3a1bf闢/
UTF-8eff3a1bf??
UHCeff3a1bf艇×