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

Bitstring:
Binary  Hexadecimal 
EncodingBitstringCharacter(s)
ISO-8859-18ddb3f3f3f3f3f3f3fÛ???????
SJIS-WIN8ddb3f3f3f3f3f3f3f際???????
EUC-JP8ddb3f3f3f3f3f3f3f????????
UTF-88ddb3f3f3f3f3f3f3f?????????
UHC8ddb3f3f3f3f3f3f3f띧???????