shell:$ nslookup -timeout=2 -retry=1 'halo-sr.atmajaya.ac.id'
Server:		1.1.1.1
Address:	1.1.1.1#53

Non-authoritative answer:
halo-sr.atmajaya.ac.id	canonical name = rektorat-atmajaya.zendesk.com.
Name:	rektorat-atmajaya.zendesk.com
Address: 216.198.54.2
Name:	rektorat-atmajaya.zendesk.com
Address: 216.198.53.2