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Subnet details 81.81.144.0/20

Network address 81.81.144.0
Prefix length 20 (255.255.240.0)
Range 81.81.144.0 - 81.81.159.255
Hexadecimal 51519000
Binary 01010001 01010001 10010000 00000000
Binary subnet mask 11111111 11111111 11110000 00000000
Number of hosts 4,096
Parent subnet 81.81.128.0/19🔍
Previous subnet 81.81.128.0/20🔍
Next subnet 81.81.160.0/20🔍

Subnet tree

Netblock 81.0.0.0/8🔍 RIPE-CIDR-BLOCK (AU)
Netblock 81.81.0.0/16🔍 IT-WIND-20020410 (IT)
Netblock 81.81.128.0/17🔍 IUNET-BNET-81-NORTH (IT)