Tom.be

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Subnet details 81.57.128.0/17

Network address 81.57.128.0
Prefix length 17 (255.255.128.0)
Range 81.57.128.0 - 81.57.255.255
Hexadecimal 51398000
Binary 01010001 00111001 10000000 00000000
Binary subnet mask 11111111 11111111 10000000 00000000
Number of hosts 32,768
Parent subnet 81.57.0.0/16🔍
Previous subnet 81.57.0.0/17🔍
Next subnet 81.58.0.0/17🔍

Subnet tree

Netblock 81.0.0.0/8🔍 RIPE-CIDR-BLOCK (AU)
Route 81.56.0.0/15🔍 AS29447 TIF-AS Iliad Italia S p A (FR)🔍
Netblock 81.56.0.0/15🔍 FR-PROXAD-20021115 (IT)
Netblock 81.57.0.0/16🔍 IT-ILIAD-FTTH (IT)