Tom.be

Subnet
Calculator
Merger
Name

Subnet details 81.81.82.0/23

Network address 81.81.82.0
Prefix length 23 (255.255.254.0)
Range 81.81.82.0 - 81.81.83.255
Hexadecimal 51515200
Binary 01010001 01010001 01010010 00000000
Binary subnet mask 11111111 11111111 11111110 00000000
Number of hosts 512
Parent subnet 81.81.80.0/22🔍
Previous subnet 81.81.80.0/23🔍
Next subnet 81.81.84.0/23🔍

Subnet tree

Netblock 81.0.0.0/8🔍 RIPE-CIDR-BLOCK (AU)
Netblock 81.81.0.0/16🔍 IT-WIND-20020410 (IT)
Netblock 81.81.0.0/17🔍 IUNET-BNET-81-SOUTH (IT)