Subnet details 81.23.240.0/23

Network address 81.23.240.0
Prefix length 23 (255.255.254.0)
Range 81.23.240.0 - 81.23.241.255
Hexadecimal 5117f000
Binary 01010001 00010111 11110000 00000000
Binary subnet mask 11111111 11111111 11111110 00000000
Number of hosts 512
Parent subnet 81.23.240.0/22🔍
Previous subnet 81.23.238.0/23🔍
Next subnet 81.23.242.0/23🔍

Subnet tree

Netblock 81.0.0.0/8🔍 RIPE-CIDR-BLOCK (AU)
Route 81.23.240.0/23🔍 AS61429 AS-CASTOR (NL)🔍
Netblock 81.23.240.0/23🔍 NL-CASTOR-20021105 (NL)