shell:$ nslookup -timeout=2 -retry=1 'api-preprod.digitalcore.telkomsel.com'
Server:		1.1.1.1
Address:	1.1.1.1#53

Non-authoritative answer:
Name:	api-preprod.digitalcore.telkomsel.com
Address: 43.255.196.246
Name:	api-preprod.digitalcore.telkomsel.com
Address: 202.3.208.140