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Subnet details 81.255.128.0/17

Network address 81.255.128.0
Prefix length 17 (255.255.128.0)
Range 81.255.128.0 - 81.255.255.255
Hexadecimal 51ff8000
Binary 01010001 11111111 10000000 00000000
Binary subnet mask 11111111 11111111 10000000 00000000
Number of hosts 32,768
Parent subnet 81.255.0.0/16🔍
Previous subnet 81.255.0.0/17🔍
Next subnet 82.0.0.0/17🔍

Subnet tree

Netblock 81.0.0.0/8🔍 RIPE-CIDR-BLOCK (AU)
Netblock 81.248.0.0/13🔍 FR-TELECOM-20030213 (FR)
Route 81.254.0.0/15🔍 AS3215 AS3215 (FR)🔍