IP address tools in Javascript

In my earlier blog I put a set of tools together for IPv4 address manipulation for sqlite,oracle and even Excel. How can I forget the simple tools needed in Javascript.  Changing IP address to long integer, subnet mask to IP address range, have all become a necessity to daily security operations people.  So here is what I have cooked up.

My favorite egrep patterns

When it comes to using finding matching patterns inside text files, log files and text emails; egrep is very useful tool in your UNIX toolbox.  Here are some of these to find IP addresses, emails, URLs ...