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

Non-authoritative answer:
centene.qumucloud.com	canonical name = us.qumucloud.com.
us.qumucloud.com	canonical name = us.qumucloud.com.cdn.cloudflare.net.
Name:	us.qumucloud.com.cdn.cloudflare.net
Address: 207.189.149.16