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Subnet details 221.238.240.0/21

Network address 221.238.240.0
Prefix length 21 (255.255.248.0)
Range 221.238.240.0 - 221.238.247.255
Hexadecimal ddeef000
Binary 11011101 11101110 11110000 00000000
Binary subnet mask 11111111 11111111 11111000 00000000
Number of hosts 2,048
Parent subnet 221.238.240.0/20🔍
Previous subnet 221.238.232.0/21🔍
Next subnet 221.238.248.0/21🔍

Subnet tree

Netblock 221.0.0.0/8🔍 APNIC-AP (AU)
Route 221.238.0.0/16🔍 AS17638 CHINATELECOM-TJ-AS-AP ASN for TIANJIN Provincial Net of CT (CN)🔍
Netblock 221.238.0.0/16🔍 CHINANET-TJ (CN)