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Subnet details 203.207.72.0/21

Network address 203.207.72.0
Prefix length 21 (255.255.248.0)
Range 203.207.72.0 - 203.207.79.255
Hexadecimal cbcf4800
Binary 11001011 11001111 01001000 00000000
Binary subnet mask 11111111 11111111 11111000 00000000
Number of hosts 2,048
Parent subnet 203.207.64.0/20🔍
Previous subnet 203.207.64.0/21🔍
Next subnet 203.207.80.0/21🔍

Subnet tree

Netblock 203.0.0.0/8🔍 APNIC-AP (AU)
Route 203.207.64.0/19🔍 AS4808 CHINA169-BJ China Unicom Beijing Province Network (CN)🔍
Netblock 203.207.64.0/20🔍 CEINET (CN)