Tom.be

Subnet
Calculator
Merger
Name

Subnet details 221.173.208.0/20

Network address 221.173.208.0
Prefix length 20 (255.255.240.0)
Range 221.173.208.0 - 221.173.223.255
Hexadecimal ddadd000
Binary 11011101 10101101 11010000 00000000
Binary subnet mask 11111111 11111111 11110000 00000000
Number of hosts 4,096
Parent subnet 221.173.192.0/19🔍
Previous subnet 221.173.192.0/20🔍
Next subnet 221.173.224.0/20🔍

Subnet tree

Netblock 221.0.0.0/8🔍 APNIC-AP (AU)
Route 221.172.0.0/14🔍 AS9394 CTTNET China TieTong Telecommunications Corporation (CN)🔍
Netblock 221.172.0.0/14🔍 CTTNET (CN)