shell:$ nslookup -timeout=2 -retry=1 'auth.ayo4u.com'
Server:		75.98.161.224
Address:	75.98.161.224#53

Non-authoritative answer:
auth.ayo4u.com	canonical name = auth.ayo4u.com.cdn.cloudflare.net.
Name:	auth.ayo4u.com.cdn.cloudflare.net
Address: 104.18.12.4
Name:	auth.ayo4u.com.cdn.cloudflare.net
Address: 104.18.13.4
Name:	auth.ayo4u.com.cdn.cloudflare.net
Address: 2606:4700::6812:c04
Name:	auth.ayo4u.com.cdn.cloudflare.net
Address: 2606:4700::6812:d04