Tom.be

Subnet
Calculator
Merger
Name

Subnet details 81.18.58.0/23

Network address 81.18.58.0
Prefix length 23 (255.255.254.0)
Range 81.18.58.0 - 81.18.59.255
Hexadecimal 51123a00
Binary 01010001 00010010 00111010 00000000
Binary subnet mask 11111111 11111111 11111110 00000000
Number of hosts 512
Parent subnet 81.18.56.0/22🔍
Previous subnet 81.18.56.0/23🔍
Next subnet 81.18.60.0/23🔍

Subnet tree

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