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Subnet details 203.243.128.0/21

Network address 203.243.128.0
Prefix length 21 (255.255.248.0)
Range 203.243.128.0 - 203.243.135.255
Hexadecimal cbf38000
Binary 11001011 11110011 10000000 00000000
Binary subnet mask 11111111 11111111 11111000 00000000
Number of hosts 2,048
Parent subnet 203.243.128.0/20🔍
Previous subnet 203.243.120.0/21🔍
Next subnet 203.243.136.0/21🔍

Subnet tree

Netblock 203.0.0.0/8🔍 APNIC-AP (AU)
Route 203.243.128.0/17🔍 AS9848 SejongTelecom-AS-KR SEJONG NETWORKS (KR)🔍
Netblock 203.243.128.0/17🔍 SEJONG (KR)