shell:$ nslookup -timeout=2 -retry=1 'heavy.ai'
;; communications error to 75.98.161.224#53: timed out
Server:		69.39.86.5
Address:	69.39.86.5#53

Non-authoritative answer:
Name:	heavy.ai
Address: 75.2.70.75
Name:	heavy.ai
Address: 99.83.190.102
;; communications error to 75.98.161.224#53: timed out