Network address
21.0.0.0
Prefix length
11 (255.224.0.0)
Range
21.0.0.0 - 21.31.255.255
Hexadecimal
15000000
Binary
00010101 00000000 00000000 00000000
Binary subnet mask
11111111 11100000 00000000 00000000
Number of hosts
2,097,152
Parent subnet
21.0.0.0/10🔍
Previous subnet
20.224.0.0/11🔍
Next subnet
21.32.0.0/11🔍