shell:$ nslookup -timeout=2 -retry=1 'ddnavi.com'
Server:		75.98.161.224
Address:	75.98.161.224#53

Non-authoritative answer:
Name:	ddnavi.com
Address: 3.173.254.113
Name:	ddnavi.com
Address: 3.173.254.28
Name:	ddnavi.com
Address: 3.173.254.95
Name:	ddnavi.com
Address: 3.173.254.6