Tom.be

Subnet
Calculator
Merger
Name

Subnet details 121.18.192.0/18

Network address 121.18.192.0
Prefix length 18 (255.255.192.0)
Range 121.18.192.0 - 121.18.255.255
Hexadecimal 7912c000
Binary 01111001 00010010 11000000 00000000
Binary subnet mask 11111111 11111111 11000000 00000000
Number of hosts 16,384
Parent subnet 121.18.128.0/17🔍
Previous subnet 121.18.128.0/18🔍
Next subnet 121.19.0.0/18🔍

Subnet tree

Netblock 112.0.0.0/4🔍 NON-RIPE-NCC-MANAGED-ADDRESS-BLOCK (EU # Country is really world wide)
Netblock 121.0.0.0/8🔍 APNIC-AP (AU)
Netblock 121.0.0.0/9🔍 NON-RIPE-NCC-MANAGED-ADDRESS-BLOCK (EU # Country is really world wide)
Route 121.16.0.0/12🔍 AS4837 CHINA169-Backbone CHINA UNICOM China169 Backbone (CN)🔍
Netblock 121.16.0.0/13🔍 UNICOM-HE (CN)