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Subnet details 221.139.72.0/21

Network address 221.139.72.0
Prefix length 21 (255.255.248.0)
Range 221.139.72.0 - 221.139.79.255
Hexadecimal dd8b4800
Binary 11011101 10001011 01001000 00000000
Binary subnet mask 11111111 11111111 11111000 00000000
Number of hosts 2,048
Parent subnet 221.139.64.0/20🔍
Previous subnet 221.139.64.0/21🔍
Next subnet 221.139.80.0/21🔍

Subnet tree

Netblock 221.0.0.0/8🔍 APNIC-AP (AU)
Route 221.138.0.0/15🔍 AS9318 SKB-AS SK Broadband Co Ltd (KR)🔍
Netblock 221.138.0.0/15🔍 broadNnet (KR)