shell:$ nslookup -timeout=2 -retry=1 'mail.testlabvfal.com'
Server:		1.1.1.1
Address:	1.1.1.1#53

Non-authoritative answer:
Name:	mail.testlabvfal.com
Address: 13.248.213.45
Name:	mail.testlabvfal.com
Address: 76.223.67.189