Tom.be

Subnet
Calculator
Merger
Name

Subnet details 203.66.0.0/18

Network address 203.66.0.0
Prefix length 18 (255.255.192.0)
Range 203.66.0.0 - 203.66.63.255
Hexadecimal cb420000
Binary 11001011 01000010 00000000 00000000
Binary subnet mask 11111111 11111111 11000000 00000000
Number of hosts 16,384
Parent subnet 203.66.0.0/17🔍
Previous subnet 203.65.192.0/18🔍
Next subnet 203.66.64.0/18🔍

Subnet tree

Netblock 203.0.0.0/8🔍 APNIC-AP (AU)
Netblock 203.64.0.0/12🔍 TANET (TW)
Netblock 203.64.0.0/14🔍 TWNIC-TW (TW)
Route 203.66.0.0/16🔍 AS3462 HINET Data Communication Business Group (TW)🔍
Netblock 203.66.0.0/16🔍 HINET-NET (TW)