Tom.be

Subnet
Calculator
Merger
Name

Subnet details 81.29.152.0/21

Network address 81.29.152.0
Prefix length 21 (255.255.248.0)
Range 81.29.152.0 - 81.29.159.255
Hexadecimal 511d9800
Binary 01010001 00011101 10011000 00000000
Binary subnet mask 11111111 11111111 11111000 00000000
Number of hosts 2,048
Parent subnet 81.29.144.0/20🔍
Previous subnet 81.29.144.0/21🔍
Next subnet 81.29.160.0/21🔍

Subnet tree

Netblock 81.0.0.0/8🔍 RIPE-CIDR-BLOCK (AU)
Netblock 81.29.144.0/20🔍 IT-BZSOLUTIONS-20060328 (IT)