Tom.be

Subnet
Calculator
Merger
Name

Subnet details 81.166.144.0/20

Network address 81.166.144.0
Prefix length 20 (255.255.240.0)
Range 81.166.144.0 - 81.166.159.255
Hexadecimal 51a69000
Binary 01010001 10100110 10010000 00000000
Binary subnet mask 11111111 11111111 11110000 00000000
Number of hosts 4,096
Parent subnet 81.166.128.0/19🔍
Previous subnet 81.166.128.0/20🔍
Next subnet 81.166.160.0/20🔍

Subnet tree

Netblock 81.0.0.0/8🔍 RIPE-CIDR-BLOCK (AU)
Route 81.166.0.0/15🔍 AS29695 Altibox AS Norway (NO)🔍
Netblock 81.166.0.0/15🔍 NO-LYSE-20050104 (NO)