Tom.be

Subnet
Calculator
Merger
Name

Subnet details 223.209.40.0/21

Network address 223.209.40.0
Prefix length 21 (255.255.248.0)
Range 223.209.40.0 - 223.209.47.255
Hexadecimal dfd12800
Binary 11011111 11010001 00101000 00000000
Binary subnet mask 11111111 11111111 11111000 00000000
Number of hosts 2,048
Parent subnet 223.209.32.0/20🔍
Previous subnet 223.209.32.0/21🔍
Next subnet 223.209.48.0/21🔍

Subnet tree

Netblock 223.0.0.0/8🔍 APNIC-AP (AU)
Route 223.208.0.0/14🔍 AS4847 CNIX-AP China Networks Inter-Exchange (CN)🔍
Netblock 223.208.0.0/14🔍 GXBLnet (CN)
Netblock 223.208.0.0/15🔍 HWCSNET (CN)