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Subnet details 81.81.128.0/18

Network address 81.81.128.0
Prefix length 18 (255.255.192.0)
Range 81.81.128.0 - 81.81.191.255
Hexadecimal 51518000
Binary 01010001 01010001 10000000 00000000
Binary subnet mask 11111111 11111111 11000000 00000000
Number of hosts 16,384
Parent subnet 81.81.128.0/17🔍
Previous subnet 81.81.64.0/18🔍
Next subnet 81.81.192.0/18🔍

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)