Network address
81.0.0.0
Prefix length
18 (255.255.192.0)
Range
81.0.0.0 - 81.0.63.255
Hexadecimal
51000000
Binary
01010001 00000000 00000000 00000000
Binary subnet mask
11111111 11111111 11000000 00000000
Number of hosts
16,384
Parent subnet
81.0.0.0/17🔍
Previous subnet
80.255.192.0/18🔍
Next subnet
81.0.64.0/18🔍