Tom.be

Subnet
Calculator
Merger
Name

Subnet details 203.90.216.0/21

Network address 203.90.216.0
Prefix length 21 (255.255.248.0)
Range 203.90.216.0 - 203.90.223.255
Hexadecimal cb5ad800
Binary 11001011 01011010 11011000 00000000
Binary subnet mask 11111111 11111111 11111000 00000000
Number of hosts 2,048
Parent subnet 203.90.208.0/20🔍
Previous subnet 203.90.208.0/21🔍
Next subnet 203.90.224.0/21🔍

Subnet tree

Netblock 203.0.0.0/8🔍 APNIC-AP (AU)
Netblock 203.90.128.0/17🔍 DQTNET (CN)
Route 203.90.192.0/19🔍 AS17968 DQTNET Daqing zhongji petroleum telecommunication construction limited cpmpany (CN)🔍