shell:$ nslookup -timeout=2 -retry=1 'buy.realme.com'
Server:		127.0.0.53
Address:	127.0.0.53#53

Non-authoritative answer:
buy.realme.com	canonical name = buy.realme.com.edgesuite.net.
buy.realme.com.edgesuite.net	canonical name = a196.v.akamai.net.
Name:	a196.v.akamai.net
Address: 2.16.170.245
Name:	a196.v.akamai.net
Address: 2.16.170.233