Tom.be

Subnet
Calculator
Merger
Name

Subnet details 81.78.128.0/18

Network address 81.78.128.0
Prefix length 18 (255.255.192.0)
Range 81.78.128.0 - 81.78.191.255
Hexadecimal 514e8000
Binary 01010001 01001110 10000000 00000000
Binary subnet mask 11111111 11111111 11000000 00000000
Number of hosts 16,384
Parent subnet 81.78.128.0/17🔍
Previous subnet 81.78.64.0/18🔍
Next subnet 81.78.192.0/18🔍

Subnet tree

Netblock 81.0.0.0/8🔍 RIPE-CIDR-BLOCK (AU)
Route 81.76.0.0/14🔍 AS5378 unspecified (GB)🔍
Netblock 81.76.0.0/14🔍 UK-VODAFONE-WORLDWIDE-20020306 (GB)
Netblock 81.78.128.0/18🔍 VODAFONE-DYN-IP (GB)