Network address
128.135.21.0
Prefix length
25 (255.255.255.128)
Range
128.135.21.0 - 128.135.21.127
Hexadecimal
80871500
Binary
10000000 10000111 00010101 00000000
Binary subnet mask
11111111 11111111 11111111 10000000
Number of hosts
128
Parent subnet
128.135.21.0/24🔍
Previous subnet
128.135.20.128/25🔍
Next subnet
128.135.21.128/25🔍