Network address
81.181.64.0
Prefix length
21 (255.255.248.0)
Range
81.181.64.0 - 81.181.71.255
Hexadecimal
51b54000
Binary
01010001 10110101 01000000 00000000
Binary subnet mask
11111111 11111111 11111000 00000000
Number of hosts
2,048
Parent subnet
81.181.64.0/20🔍
Previous subnet
81.181.56.0/21🔍
Next subnet
81.181.72.0/21🔍