Tom.be

Subnet
Calculator
Merger
Name

Subnet details 203.91.64.0/21

Network address 203.91.64.0
Prefix length 21 (255.255.248.0)
Range 203.91.64.0 - 203.91.71.255
Hexadecimal cb5b4000
Binary 11001011 01011011 01000000 00000000
Binary subnet mask 11111111 11111111 11111000 00000000
Number of hosts 2,048
Parent subnet 203.91.64.0/20🔍
Previous subnet 203.91.56.0/21🔍
Next subnet 203.91.72.0/21🔍

Subnet tree

Netblock 203.0.0.0/8🔍 APNIC-AP (AU)
Route 203.91.64.0/21🔍 AS63850 ENTRUSTICT-AS-AP QRHUB PTY LTD T A Entrust ICT (AU)🔍
Netblock 203.91.64.0/21🔍 ENTRUSTICT-AU (AU)