Tom.be

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Subnet details 161.23.72.0/21

Network address 161.23.72.0
Prefix length 21 (255.255.248.0)
Range 161.23.72.0 - 161.23.79.255
Hexadecimal a1174800
Binary 10100001 00010111 01001000 00000000
Binary subnet mask 11111111 11111111 11111000 00000000
Number of hosts 2,048
Parent subnet 161.23.64.0/20🔍
Previous subnet 161.23.64.0/21🔍
Next subnet 161.23.80.0/21🔍

Subnet tree

Netblock 128.0.0.0/2🔍 NON-RIPE-NCC-MANAGED-ADDRESS-BLOCK (EU # Country is really world wide)
Netblock 160.0.0.0/6🔍 NON-RIPE-NCC-MANAGED-ADDRESS-BLOCK (EU # Country is really world wide)
Netblock 161.0.0.0/8🔍 ERX-NETBLOCK (AU)
Netblock 161.0.0.0/9🔍 NON-RIPE-NCC-MANAGED-ADDRESS-BLOCK (EU # Country is really world wide)
Netblock 161.0.0.0/10🔍 NON-RIPE-NCC-MANAGED-ADDRESS-BLOCK (EU # Country is really world wide)
Netblock 161.0.0.0/11🔍 NON-RIPE-NCC-MANAGED-ADDRESS-BLOCK (EU # Country is really world wide)
Route 161.23.0.0/16🔍 AS198864 QMW-AC-UK (GB)🔍
Netblock 161.23.0.0/16🔍 QMUL-CLASSB2-NET (GB)