Tom.be

Subnet
Calculator
Merger
Name

Subnet details 203.185.128.0/21

Network address 203.185.128.0
Prefix length 21 (255.255.248.0)
Range 203.185.128.0 - 203.185.135.255
Hexadecimal cbb98000
Binary 11001011 10111001 10000000 00000000
Binary subnet mask 11111111 11111111 11111000 00000000
Number of hosts 2,048
Parent subnet 203.185.128.0/20🔍
Previous subnet 203.185.120.0/21🔍
Next subnet 203.185.136.0/21🔍

Subnet tree

Netblock 203.0.0.0/8🔍 APNIC-AP (AU)
Route 203.185.128.0/19🔍 AS38296 NSTDA-TH-AS-AP National Science and Technology Development Agency (TH)🔍
Netblock 203.185.128.0/19🔍 SCHOOLNET-TH (TH)