shell:$ nslookup -timeout=2 -retry=1 'smtp.hfmott.com'
Server:		127.0.0.53
Address:	127.0.0.53#53

Non-authoritative answer:
smtp.hfmott.com	canonical name = mail.hfmott.com.
Name:	mail.hfmott.com
Address: 193.203.239.33