Tom.be

Subnet
Calculator
Merger
Name

Subnet details 221.131.16.0/20

Network address 221.131.16.0
Prefix length 20 (255.255.240.0)
Range 221.131.16.0 - 221.131.31.255
Hexadecimal dd831000
Binary 11011101 10000011 00010000 00000000
Binary subnet mask 11111111 11111111 11110000 00000000
Number of hosts 4,096
Parent subnet 221.131.0.0/19🔍
Previous subnet 221.131.0.0/20🔍
Next subnet 221.131.32.0/20🔍

Subnet tree

Netblock 221.0.0.0/8🔍 APNIC-AP (AU)
Route 221.130.0.0/15🔍 AS9808 CHINAMOBILE-CN China Mobile Communications Group Co Ltd (CN)🔍
Netblock 221.130.0.0/15🔍 CMNET (CN)
Netblock 221.131.0.0/16🔍 CMNET-jiangsu (CN)
Route 221.131.0.0/18🔍 AS56042 CMNET-Shanxi-AP China Mobile communications corporation (CN)🔍