I think you need to do some more reading about MD5. A MD5 hash can be generated for any piece of data or file so yes it should be applicable to the entire ASCII characterset.
http://www.ietf.org/rfc/rfc1321.txt
MD5 - Wikipedia, the free encyclopedia
From your post 123.&)?-/1234 = eb2a26907c8bb7963654aa9ff9858204
http://md5.benramsey.com/md5.php?has...894a0e4a801fc3



