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Subnet details 81.87.12.0/23

Network address 81.87.12.0
Prefix length 23 (255.255.254.0)
Range 81.87.12.0 - 81.87.13.255
Hexadecimal 51570c00
Binary 01010001 01010111 00001100 00000000
Binary subnet mask 11111111 11111111 11111110 00000000
Number of hosts 512
Parent subnet 81.87.12.0/22🔍
Previous subnet 81.87.10.0/23🔍
Next subnet 81.87.14.0/23🔍

Subnet tree

Netblock 81.0.0.0/8🔍 RIPE-CIDR-BLOCK (AU)
Route 81.87.0.0/16🔍 AS786 JANET Jisc Services Limited (GB)🔍
Netblock 81.87.0.0/16🔍 UK-JANET-20020617 (GB)
Netblock 81.87.0.0/20🔍 CCC-UNIVERSITY (GB)