Tom.be

Subnet
Calculator
Merger
Name

Subnet details 39.72.8.0/21

Network address 39.72.8.0
Prefix length 21 (255.255.248.0)
Range 39.72.8.0 - 39.72.15.255
Hexadecimal 27480800
Binary 00100111 01001000 00001000 00000000
Binary subnet mask 11111111 11111111 11111000 00000000
Number of hosts 2,048
Parent subnet 39.72.0.0/20🔍
Previous subnet 39.72.0.0/21🔍
Next subnet 39.72.16.0/21🔍

Subnet tree

Netblock 39.0.0.0/8🔍 APNIC-AP (AU)
Route 39.64.0.0/11🔍 AS4837 CHINA169-Backbone CHINA UNICOM China169 Backbone (CN)🔍
Netblock 39.64.0.0/11🔍 UNICOM-SD (CN)