Subnet details 81.181.0.0/20

Network address 81.181.0.0
Prefix length 20 (255.255.240.0)
Range 81.181.0.0 - 81.181.15.255
Hexadecimal 51b50000
Binary 01010001 10110101 00000000 00000000
Binary subnet mask 11111111 11111111 11110000 00000000
Number of hosts 4,096
Parent subnet 81.181.0.0/19🔍
Previous subnet 81.180.240.0/20🔍
Next subnet 81.181.16.0/20🔍

Subnet tree

Netblock 81.0.0.0/8🔍 RIPE-CIDR-BLOCK (AU)
Netblock 81.180.0.0/15🔍 RO-RNC-20030204 (RO)