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Subnet details 80.81.64.0/21

Network address 80.81.64.0
Prefix length 21 (255.255.248.0)
Range 80.81.64.0 - 80.81.71.255
Hexadecimal 50514000
Binary 01010000 01010001 01000000 00000000
Binary subnet mask 11111111 11111111 11111000 00000000
Number of hosts 2,048
Parent subnet 80.81.64.0/20🔍
Previous subnet 80.81.56.0/21🔍
Next subnet 80.81.72.0/21🔍

Subnet tree

Netblock 80.0.0.0/8🔍 RIPE-CIDR-BLOCK (AU)
Route 80.81.64.0/19🔍 AS15412 FLAG-AS Flag Telecom Global Internet AS (GB)🔍
Netblock 80.81.64.0/19🔍 UK-FLAG-20010720 (ES)