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Subnet details 121.136.16.0/21

Network address 121.136.16.0
Prefix length 21 (255.255.248.0)
Range 121.136.16.0 - 121.136.23.255
Hexadecimal 79881000
Binary 01111001 10001000 00010000 00000000
Binary subnet mask 11111111 11111111 11111000 00000000
Number of hosts 2,048
Parent subnet 121.136.16.0/20🔍
Previous subnet 121.136.8.0/21🔍
Next subnet 121.136.24.0/21🔍

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)
Route 121.128.0.0/10🔍 AS4766 KIXS-AS-KR Korea Telecom (KR)🔍
Netblock 121.128.0.0/11🔍 KORNET (KR)