Tom.be

Subnet
Calculator
Merger
Name

Subnet details 217.144.64.0/21

Network address 217.144.64.0
Prefix length 21 (255.255.248.0)
Range 217.144.64.0 - 217.144.71.255
Hexadecimal d9904000
Binary 11011001 10010000 01000000 00000000
Binary subnet mask 11111111 11111111 11111000 00000000
Number of hosts 2,048
Parent subnet 217.144.64.0/20🔍
Previous subnet 217.144.56.0/21🔍
Next subnet 217.144.72.0/21🔍

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 216.0.0.0/6🔍 NON-RIPE-NCC-MANAGED-ADDRESS-BLOCK (EU # Country is really world wide)
Netblock 217.0.0.0/8🔍 RIPE-CIDR-BLOCK (AU)
Route 217.144.64.0/20🔍 AS44381 ITSJEFEN-AS (NO)🔍
Netblock 217.144.64.0/20🔍 NO-ITSJEFEN-20100830 (NO)