Tom.be

Subnet
Calculator
Merger
Name

Subnet details 117.21.72.0/21

Network address 117.21.72.0
Prefix length 21 (255.255.248.0)
Range 117.21.72.0 - 117.21.79.255
Hexadecimal 75154800
Binary 01110101 00010101 01001000 00000000
Binary subnet mask 11111111 11111111 11111000 00000000
Number of hosts 2,048
Parent subnet 117.21.64.0/20🔍
Previous subnet 117.21.64.0/21🔍
Next subnet 117.21.80.0/21🔍

Subnet tree

Netblock 116.0.0.0/6🔍 APNIC-AP (AU)
Route 117.21.0.0/16🔍 AS4134 CHINANET-BACKBONE No 31 Jin-rong Street (CN)🔍
Netblock 117.21.0.0/16🔍 CHINANET-JX (CN)