Tom.be

Subnet
Calculator
Merger
Name

Subnet details 81.251.168.0/23

Network address 81.251.168.0
Prefix length 23 (255.255.254.0)
Range 81.251.168.0 - 81.251.169.255
Hexadecimal 51fba800
Binary 01010001 11111011 10101000 00000000
Binary subnet mask 11111111 11111111 11111110 00000000
Number of hosts 512
Parent subnet 81.251.168.0/22🔍
Previous subnet 81.251.166.0/23🔍
Next subnet 81.251.170.0/23🔍

Subnet tree

Netblock 81.0.0.0/8🔍 RIPE-CIDR-BLOCK (AU)
Netblock 81.248.0.0/13🔍 FR-TELECOM-20030213 (FR)
Route 81.248.0.0/14🔍 AS3215 AS3215 (FR)🔍
Netblock 81.251.168.0/21🔍 IP2000-ADSL-BAS (FR)