Tom.be

Subnet
Calculator
Merger
Name

Subnet details 203.237.216.0/21

Network address 203.237.216.0
Prefix length 21 (255.255.248.0)
Range 203.237.216.0 - 203.237.223.255
Hexadecimal cbedd800
Binary 11001011 11101101 11011000 00000000
Binary subnet mask 11111111 11111111 11111000 00000000
Number of hosts 2,048
Parent subnet 203.237.208.0/20🔍
Previous subnet 203.237.208.0/21🔍
Next subnet 203.237.224.0/21🔍

Subnet tree

Netblock 203.0.0.0/8🔍 APNIC-AP (AU)
Route 203.237.128.0/17🔍 AS4766 KIXS-AS-KR Korea Telecom (KR)🔍
Netblock 203.237.128.0/17🔍 KREN (KR)
Route 203.237.216.0/21🔍 AS9318 SKB-AS SK Broadband Co Ltd (KR)🔍