Tom.be

Subnet
Calculator
Merger
Name

Subnet details 81.247.0.0/20

Network address 81.247.0.0
Prefix length 20 (255.255.240.0)
Range 81.247.0.0 - 81.247.15.255
Hexadecimal 51f70000
Binary 01010001 11110111 00000000 00000000
Binary subnet mask 11111111 11111111 11110000 00000000
Number of hosts 4,096
Parent subnet 81.247.0.0/19🔍
Previous subnet 81.246.240.0/20🔍
Next subnet 81.247.16.0/20🔍

Subnet tree

Netblock 81.0.0.0/8🔍 RIPE-CIDR-BLOCK (AU)
Route 81.240.0.0/13🔍 AS5432 PROXIMUS-ISP-AS (BE)🔍
Netblock 81.240.0.0/13🔍 BE-BELGACOM-20021129 (BE)
Netblock 81.247.0.0/20🔍 BE-BELGACOM-ADSL1 (BE)