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Subnet details 221.17.16.0/20

Network address 221.17.16.0
Prefix length 20 (255.255.240.0)
Range 221.17.16.0 - 221.17.31.255
Hexadecimal dd111000
Binary 11011101 00010001 00010000 00000000
Binary subnet mask 11111111 11111111 11110000 00000000
Number of hosts 4,096
Parent subnet 221.17.0.0/19🔍
Previous subnet 221.17.0.0/20🔍
Next subnet 221.17.32.0/20🔍

Subnet tree

Netblock 221.0.0.0/8🔍 APNIC-AP (AU)
Route 221.16.0.0/12🔍 AS17676 ULTINA SoftBank Mobile Corp (JP)🔍
Netblock 221.16.0.0/12🔍 BBTEC (JP)