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

Bitstring:
Binary  Hexadecimal 
EncodingBitstringCharacter(s)
ISO-8859-13f3f3f3f3fa8a34174?????¨£At
SJIS-WIN3f3f3f3f3fa8a34174?????ｨ｣At
EUC-JP3f3f3f3f3fa8a34174?????┌At
UTF-83f3f3f3f3fa8a34174???????At
UHC3f3f3f3f3fa8a34174?????ªAt