Tom.be

Subnet
Calculator
Merger
Name

Subnet details 81.91.208.0/20

Network address 81.91.208.0
Prefix length 20 (255.255.240.0)
Range 81.91.208.0 - 81.91.223.255
Hexadecimal 515bd000
Binary 01010001 01011011 11010000 00000000
Binary subnet mask 11111111 11111111 11110000 00000000
Number of hosts 4,096
Parent subnet 81.91.192.0/19🔍
Previous subnet 81.91.192.0/20🔍
Next subnet 81.91.224.0/20🔍

Subnet tree

Netblock 81.0.0.0/8🔍 RIPE-CIDR-BLOCK (AU)
Route 81.91.208.0/20🔍 AS39817 OVANET 🔍
Netblock 81.91.208.0/20🔍 CZ-OVANETWORK-20060427 (CZ)