Wildcard Mask Calculator IP Address Wildcard Mask 127.255.255.255 63.255.255.255 31.255.255.255 15.255.255.255 7.255.255.255 3.255.255.255 1.255.255.255 0.255.255.255 0.127.255.255 0.63.255.255 0.31.255.255 0.15.255.255 0.7.255.255 0.3.255.255 0.1.255.255 0.0.255.255 0.0.127.255 0.0.63.255 0.0.31.255 0.0.15.255 0.0.7.255 0.0.3.255 0.0.1.255 0.0.0.255 0.0.0.127 0.0.0.63 0.0.0.31 0.0.0.15 0.0.0.7 0.0.0.3 0.0.0.1 0.0.0.0 First Address Last Address
