shell:$ nslookup -timeout=2 -retry=1 'app.gopay.co.id'
Server:		1.1.1.1
Address:	1.1.1.1#53

Non-authoritative answer:
app.gopay.co.id	canonical name = gopay.customlinks.appsflyer.com.
gopay.customlinks.appsflyer.com	canonical name = onelinkalb.customlinks.appsflyer.com.cdn.cloudflare.net.
Name:	onelinkalb.customlinks.appsflyer.com.cdn.cloudflare.net
Address: 162.159.140.159
Name:	onelinkalb.customlinks.appsflyer.com.cdn.cloudflare.net
Address: 172.66.0.157