Tom.be

Subnet
Calculator
Merger
Name

Subnet details 121.89.144.0/20

Network address 121.89.144.0
Prefix length 20 (255.255.240.0)
Range 121.89.144.0 - 121.89.159.255
Hexadecimal 79599000
Binary 01111001 01011001 10010000 00000000
Binary subnet mask 11111111 11111111 11110000 00000000
Number of hosts 4,096
Parent subnet 121.89.128.0/19🔍
Previous subnet 121.89.128.0/20🔍
Next subnet 121.89.160.0/20🔍

Subnet tree

Netblock 121.0.0.0/8🔍 APNIC-AP (AU)
Route 121.89.0.0/16🔍 AS45102 ALIBABA-CN-NET Alibaba US Technology Co Ltd (US)🔍
Netblock 121.89.0.0/16🔍 ALISOFT (CN)