Network address
81.1.128.0
Prefix length
20 (255.255.240.0)
Range
81.1.128.0 - 81.1.143.255
Hexadecimal
51018000
Binary
01010001 00000001 10000000 00000000
Binary subnet mask
11111111 11111111 11110000 00000000
Number of hosts
4,096
Parent subnet
81.1.128.0/19🔍
Previous subnet
81.1.112.0/20🔍
Next subnet
81.1.144.0/20🔍