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Subnet details 221.199.72.0/21

Network address 221.199.72.0
Prefix length 21 (255.255.248.0)
Range 221.199.72.0 - 221.199.79.255
Hexadecimal ddc74800
Binary 11011101 11000111 01001000 00000000
Binary subnet mask 11111111 11111111 11111000 00000000
Number of hosts 2,048
Parent subnet 221.199.64.0/20🔍
Previous subnet 221.199.64.0/21🔍
Next subnet 221.199.80.0/21🔍

Subnet tree

Netblock 221.0.0.0/8🔍 APNIC-AP (AU)
Netblock 221.196.0.0/14🔍 UNICOM-TJ (CN)
Route 221.199.0.0/17🔍 AS4837 CHINA169-Backbone CHINA UNICOM China169 Backbone (CN)🔍
Netblock 221.199.0.0/17🔍 UNICOM-NX (CN)
Netblock 221.199.64.0/20🔍 NX-YC-PPPOE-pool (CN)