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

Non-authoritative answer:
mail.skul.id	canonical name = skul.id.
Name:	skul.id
Address: 3.170.51.67
Name:	skul.id
Address: 3.170.51.59
Name:	skul.id
Address: 3.170.51.98
Name:	skul.id
Address: 3.170.51.115