Network address
57.81.72.0
Prefix length
21 (255.255.248.0)
Range
57.81.72.0 - 57.81.79.255
Hexadecimal
39514800
Binary
00111001 01010001 01001000 00000000
Binary subnet mask
11111111 11111111 11111000 00000000
Number of hosts
2,048
Parent subnet
57.81.64.0/20🔍
Previous subnet
57.81.64.0/21🔍
Next subnet
57.81.80.0/21🔍