Network address
1.21.0.0
Prefix length
17 (255.255.128.0)
Range
1.21.0.0 - 1.21.127.255
Hexadecimal
01150000
Binary
00000001 00010101 00000000 00000000
Binary subnet mask
11111111 11111111 10000000 00000000
Number of hosts
32,768
Parent subnet
1.21.0.0/16🔍
Previous subnet
1.20.128.0/17🔍
Next subnet
1.21.128.0/17🔍