Subnet details 161.23.40.0/21

Network address 161.23.40.0
Prefix length 21 (255.255.248.0)
Range 161.23.40.0 - 161.23.47.255
Hexadecimal a1172800
Binary 10100001 00010111 00101000 00000000
Binary subnet mask 11111111 11111111 11111000 00000000
Number of hosts 2,048
Parent subnet 161.23.32.0/20🔍
Previous subnet 161.23.32.0/21🔍
Next subnet 161.23.48.0/21🔍

Subnet tree

Netblock 161.0.0.0/8🔍 ERX-NETBLOCK (AU)
Route 161.23.0.0/16🔍 AS198864 QMW-AC-UK (GB)🔍
Netblock 161.23.0.0/16🔍 QMUL-CLASSB2-NET (GB)