Tom.be

Subnet
Calculator
Merger
Name

Subnet details 81.171.48.0/20

Network address 81.171.48.0
Prefix length 20 (255.255.240.0)
Range 81.171.48.0 - 81.171.63.255
Hexadecimal 51ab3000
Binary 01010001 10101011 00110000 00000000
Binary subnet mask 11111111 11111111 11110000 00000000
Number of hosts 4,096
Parent subnet 81.171.32.0/19🔍
Previous subnet 81.171.32.0/20🔍
Next subnet 81.171.64.0/20🔍

Subnet tree

Netblock 81.0.0.0/8🔍 RIPE-CIDR-BLOCK (AU)
Netblock 81.171.0.0/17🔍 NL-EWEKA-20030512 (NL)