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

Non-authoritative answer:
docs.redhat.com	canonical name = docs.redhat.com.edgekey.net.
docs.redhat.com.edgekey.net	canonical name = e21727.dsca.akamaiedge.net.
Name:	e21727.dsca.akamaiedge.net
Address: 23.45.46.200
Name:	e21727.dsca.akamaiedge.net
Address: 23.45.46.211
Name:	e21727.dsca.akamaiedge.net
Address: 2600:1405:d400:8::173e:6a90
Name:	e21727.dsca.akamaiedge.net
Address: 2600:1405:d400:8::173e:6a89