13 Feb
2012
13 Feb
'12
12:36 a.m.
DNS is case-insensitive when you are talking about 7-bit ASCII
< pedantry > dns itself is purely eight bit transparent. one can even have a dot as a non-separator. p.r.c could be a tld. it's strictly length/value. of course, everyone and their dog has placed restrictions on it for this use or that. randy