Network address
81.64.0.0
Prefix length
13 (255.248.0.0)
Range
81.64.0.0 - 81.71.255.255
Hexadecimal
51400000
Binary
01010001 01000000 00000000 00000000
Binary subnet mask
11111111 11111000 00000000 00000000
Number of hosts
524,288
Parent subnet
81.64.0.0/12🔍
Previous subnet
81.56.0.0/13🔍
Next subnet
81.72.0.0/13🔍