Tom.be

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Subnet details 81.18.56.0/21

Network address 81.18.56.0
Prefix length 21 (255.255.248.0)
Range 81.18.56.0 - 81.18.63.255
Hexadecimal 51123800
Binary 01010001 00010010 00111000 00000000
Binary subnet mask 11111111 11111111 11111000 00000000
Number of hosts 2,048
Parent subnet 81.18.48.0/20🔍
Previous subnet 81.18.48.0/21🔍
Next subnet 81.18.64.0/21🔍

Subnet tree

Netblock 81.0.0.0/8🔍 RIPE-CIDR-BLOCK (AU)
Netblock 81.18.48.0/20🔍 RS-ORIONTELEKOMTIM-20051227 (RS)