hex representations with the real letters of the URL

Hey I found this heximal values in this site http://www.pc-help.org/obscure.htm#hexip , but i need to know the whole shart anyone knows it by any chance 🙂

%62 = b
%63 = c
%65 = e
%68 = h
%6D = m

I need it cause i think block Admin. lol so i can link my site jeje

Thanks 🙂