Subnet details 203.21.56.0/21

Network address 203.21.56.0

Prefix length 21 (255.255.248.0)

Range 203.21.56.0 - 203.21.63.255

Hexadecimal cb153800

Binary 11001011 00010101 00111000 00000000

Binary subnet mask 11111111 11111111 11111000 00000000

Number of hosts 2,048

Parent subnet 203.21.48.0/20🔍

Previous subnet 203.21.48.0/21🔍

Next subnet 203.21.64.0/21🔍

Subnet tree

Netblock 192.0.0.0/2🔍 NON-RIPE-NCC-MANAGED-ADDRESS-BLOCK (EU # Country is really world wide)

Netblock 192.0.0.0/3🔍 NON-RIPE-NCC-MANAGED-ADDRESS-BLOCK (EU # Country is really world wide)

Netblock 192.0.0.0/4🔍 NON-RIPE-NCC-MANAGED-ADDRESS-BLOCK (EU # Country is really world wide)

Netblock 200.0.0.0/5🔍 NON-RIPE-NCC-MANAGED-ADDRESS-BLOCK (EU # Country is really world wide)

Netblock 200.0.0.0/6🔍 NON-RIPE-NCC-MANAGED-ADDRESS-BLOCK (EU # Country is really world wide)

Netblock 202.0.0.0/7🔍 NON-RIPE-NCC-MANAGED-ADDRESS-BLOCK (EU # Country is really world wide)

Netblock 203.0.0.0/8🔍 APNIC-AP (AU)

Netblock 203.0.0.0/10🔍 NON-RIPE-NCC-MANAGED-ADDRESS-BLOCK (EU # Country is really world wide)

Netblock 203.0.0.0/11🔍 NON-RIPE-NCC-MANAGED-ADDRESS-BLOCK (EU # Country is really world wide)

Netblock 203.16.0.0/13🔍 NON-RIPE-NCC-MANAGED-ADDRESS-BLOCK (EU # Country is really world wide)

Netblock 203.20.0.0/14🔍 NON-RIPE-NCC-MANAGED-ADDRESS-BLOCK (EU # Country is really world wide)

Netblock 203.21.0.0/17🔍 NON-RIPE-NCC-MANAGED-ADDRESS-BLOCK (EU # Country is really world wide)

Route 203.21.48.0/20🔍 AS1221 ASN-TELSTRA Telstra Limited (AU)🔍

Netblock 203.21.48.0/20🔍 DATAACTION-AU (AU)