Network address
81.0.64.0
Prefix length
20 (255.255.240.0)
Range
81.0.64.0 - 81.0.79.255
Hexadecimal
51004000
Binary
01010001 00000000 01000000 00000000
Binary subnet mask
11111111 11111111 11110000 00000000
Number of hosts
4,096
Parent subnet
81.0.64.0/19🔍
Previous subnet
81.0.48.0/20🔍
Next subnet
81.0.80.0/20🔍