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

Non-authoritative answer:
pop.acor.ma	canonical name = pop.menara.ma.
Name:	pop.menara.ma
Address: 81.192.180.109
Name:	pop.menara.ma
Address: 2001:4288:1800:541::109