CIDR Tables Network Information
CIDR Tables are as follows..
update: 6-29-2012, sorry but it appears that this post had formating that the .Net code didn't like. I'll take a screenshot and post it up but it's too bad, I had the formula, tables and a few other things that I use from time to time. Ok, more like every 5 years and I have to dig the information out of my old dusty NT 4.0 server log book.