Subnet details 81.89.80.0/21

Network address 81.89.80.0
Prefix length 21 (255.255.248.0)
Range 81.89.80.0 - 81.89.87.255
Hexadecimal 51595000
Binary 01010001 01011001 01010000 00000000
Binary subnet mask 11111111 11111111 11111000 00000000
Number of hosts 2,048
Parent subnet 81.89.80.0/20🔍
Previous subnet 81.89.72.0/21🔍
Next subnet 81.89.88.0/21🔍

Subnet tree

Netblock 81.0.0.0/8🔍 RIPE-CIDR-BLOCK (AU)
Route 81.89.80.0/21🔍 AS39789 RU-ACTIVE (RU)🔍
Netblock 81.89.80.0/21🔍 RU-ACTIVE-20060412 (RU)