Subnet details 1.66.248.0/21

Network address 1.66.248.0

Prefix length 21 (255.255.248.0)

Range 1.66.248.0 - 1.66.255.255

Hexadecimal 0142f800

Binary 00000001 01000010 11111000 00000000

Binary subnet mask 11111111 11111111 11111000 00000000

Number of hosts 2,048

Parent subnet 1.66.240.0/20🔍

Previous subnet 1.66.240.0/21🔍

Next subnet 1.67.0.0/21🔍

Subnet tree

Netblock 1.0.0.0/8🔍 APNIC-AP (AU)

Netblock 1.66.0.0/15🔍 NTTDoCoMo (JP)