Tom.be

Subnet
Calculator
Merger
Name

Subnet details 81.30.12.0/22

Network address 81.30.12.0
Prefix length 22 (255.255.252.0)
Range 81.30.12.0 - 81.30.15.255
Hexadecimal 511e0c00
Binary 01010001 00011110 00001100 00000000
Binary subnet mask 11111111 11111111 11111100 00000000
Number of hosts 1,024
Parent subnet 81.30.8.0/21🔍
Previous subnet 81.30.8.0/22🔍
Next subnet 81.30.16.0/22🔍

Subnet tree

Netblock 81.0.0.0/8🔍 RIPE-CIDR-BLOCK (AU)
Route 81.30.0.0/20🔍 AS34606 ASN-BBBELL (IT)🔍
Netblock 81.30.0.0/20🔍 IT-BBBELL-20020508 (IT)