This is my IP utility page.  It's a work in progress, so check back for updates.

Enter an IP address to convert:
These forms are acceptable:
Dotted Decimal: nnn.nnn.nnn.nnn
Binary: nnnnnnnn.nnnnnnnn.nnnnnnnn.nnnnnnnn
Hex: FF:FF:FF:FF (you must use ":" and not ".")
Integer (16777216 - 4294967295)


Enter a Subnet Mask to convert:
These forms are acceptable:
Slash: /nn (don't include the "/")
Dotted Decimal: nnn.nnn.nnn.nnn
Binary: nnnnnnnn.nnnnnnnn.nnnnnnnn.nnnnnnnn
Hex: FF:FF:FF:FF (you must use ":" and not ".")


Obtain the Network address,  Node address, Broadcast address,
and Valid IPs from an IP address and subnet mask:
Please use this form: IP/subnet mask, i.e. 192.168.1.1/28