Tom.be

Subnet
Calculator
Merger
Name

Subnet details 221.133.244.0/23

Network address 221.133.244.0
Prefix length 23 (255.255.254.0)
Range 221.133.244.0 - 221.133.245.255
Hexadecimal dd85f400
Binary 11011101 10000101 11110100 00000000
Binary subnet mask 11111111 11111111 11111110 00000000
Number of hosts 512
Parent subnet 221.133.244.0/22🔍
Previous subnet 221.133.242.0/23🔍
Next subnet 221.133.246.0/23🔍

Subnet tree

Netblock 221.0.0.0/8🔍 APNIC-AP (AU)
Route 221.133.240.0/20🔍 AS4837 CHINA169-Backbone CHINA UNICOM China169 Backbone (CN)🔍
Netblock 221.133.240.0/20🔍 SHJJ-NET (CN)
Route 221.133.244.0/23🔍 AS4812 CHINANET-SH-AP China Telecom Group (CN)🔍