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Subnet details 81.247.40.0/21

Network address 81.247.40.0
Prefix length 21 (255.255.248.0)
Range 81.247.40.0 - 81.247.47.255
Hexadecimal 51f72800
Binary 01010001 11110111 00101000 00000000
Binary subnet mask 11111111 11111111 11111000 00000000
Number of hosts 2,048
Parent subnet 81.247.32.0/20🔍
Previous subnet 81.247.32.0/21🔍
Next subnet 81.247.48.0/21🔍

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 81.247.32.0/20🔍 BE-BELGACOM-ADSL1 (BE)