Tom.be

Subnet
Calculator
Merger
Name

Subnet details 123.103.240.0/20

Network address 123.103.240.0
Prefix length 20 (255.255.240.0)
Range 123.103.240.0 - 123.103.255.255
Hexadecimal 7b67f000
Binary 01111011 01100111 11110000 00000000
Binary subnet mask 11111111 11111111 11110000 00000000
Number of hosts 4,096
Parent subnet 123.103.224.0/19🔍
Previous subnet 123.103.224.0/20🔍
Next subnet 123.104.0.0/20🔍

Subnet tree

Netblock 112.0.0.0/4🔍 NON-RIPE-NCC-MANAGED-ADDRESS-BLOCK (EU # Country is really world wide)
Netblock 122.0.0.0/7🔍 APNIC-AP (AU)
Netblock 123.0.0.0/8🔍 NON-RIPE-NCC-MANAGED-ADDRESS-BLOCK (EU # Country is really world wide)
Netblock 123.0.0.0/9🔍 NON-RIPE-NCC-MANAGED-ADDRESS-BLOCK (EU # Country is really world wide)
Route 123.103.240.0/20🔍 AS38478 SUNNYVISION-AS-AP SunnyVision Limited (HK)🔍
Netblock 123.103.240.0/20🔍 SUNNYVISION-HK (HK)