Tom.be

Subnet
Calculator
Merger
Name

Subnet details 80.21.128.0/17

Network address 80.21.128.0
Prefix length 17 (255.255.128.0)
Range 80.21.128.0 - 80.21.255.255
Hexadecimal 50158000
Binary 01010000 00010101 10000000 00000000
Binary subnet mask 11111111 11111111 10000000 00000000
Number of hosts 32,768
Parent subnet 80.21.0.0/16🔍
Previous subnet 80.21.0.0/17🔍
Next subnet 80.22.0.0/17🔍

Subnet tree

Netblock 80.0.0.0/8🔍 RIPE-CIDR-BLOCK (AU)
Netblock 80.0.0.0/10🔍 ES-TELEFONICA-20010709 (ES)
Route 80.16.0.0/13🔍 AS3269 ASN-IBSNAZ (IT)🔍
Netblock 80.16.0.0/13🔍 IT-INTERBUSINESS-20010612 (IT)