Subnet details 81.163.144.0/21

Network address 81.163.144.0
Prefix length 21 (255.255.248.0)
Range 81.163.144.0 - 81.163.151.255
Hexadecimal 51a39000
Binary 01010001 10100011 10010000 00000000
Binary subnet mask 11111111 11111111 11111000 00000000
Number of hosts 2,048
Parent subnet 81.163.144.0/20🔍
Previous subnet 81.163.136.0/21🔍
Next subnet 81.163.152.0/21🔍

Subnet tree

Netblock 81.0.0.0/8🔍 RIPE-CIDR-BLOCK (AU)
Route 81.163.128.0/19🔍 AS214721 PHOENIX-AS (RU)🔍
Netblock 81.163.128.0/19🔍 RU-LEVEL-MSK-20110901 (RU)
Netblock 81.163.144.0/20🔍 Phoenix (RU)