Network address
21.0.0.0
Prefix length
16 (255.255.0.0)
Range
21.0.0.0 - 21.0.255.255
Hexadecimal
15000000
Binary
00010101 00000000 00000000 00000000
Binary subnet mask
11111111 11111111 00000000 00000000
Number of hosts
65,536
Parent subnet
21.0.0.0/15🔍
Previous subnet
20.255.0.0/16🔍