Tom.be

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Subnet details 163.21.0.0/16

Network address 163.21.0.0
Prefix length 16 (255.255.0.0)
Range 163.21.0.0 - 163.21.255.255
Hexadecimal a3150000
Binary 10100011 00010101 00000000 00000000
Binary subnet mask 11111111 11111111 00000000 00000000
Number of hosts 65,536
Parent subnet 163.20.0.0/15🔍
Previous subnet 163.20.0.0/16🔍
Next subnet 163.22.0.0/16🔍

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 163.0.0.0/9🔍 EDF-NET05a (FR)
Netblock 163.0.0.0/10🔍 TANET-B (TW)
Netblock 163.0.0.0/11🔍 TANET-B (TW)
Route 163.16.0.0/13🔍 AS1659 ERX-TANET-ASN1 Taiwan Academic Network TANet Information Center (TW)🔍