Tom.be

Subnet
Calculator
Merger
Name

Subnet details 81.187.240.0/20

Network address 81.187.240.0
Prefix length 20 (255.255.240.0)
Range 81.187.240.0 - 81.187.255.255
Hexadecimal 51bbf000
Binary 01010001 10111011 11110000 00000000
Binary subnet mask 11111111 11111111 11110000 00000000
Number of hosts 4,096
Parent subnet 81.187.224.0/19🔍
Previous subnet 81.187.224.0/20🔍
Next subnet 81.188.0.0/20🔍

Subnet tree

Netblock 81.0.0.0/8🔍 RIPE-CIDR-BLOCK (AU)
Route 81.187.0.0/16🔍 AS20712 AS20712 Andrews Arnold Ltd (GB)🔍
Netblock 81.187.0.0/16🔍 UK-AA-20030203 (GB)