shell:$ nslookup -timeout=2 -retry=1 'dns.pkibrokers.zoom.us'
Server:		75.98.161.224
Address:	75.98.161.224#53

Non-authoritative answer:
dns.pkibrokers.zoom.us	canonical name = keyserver-us-04.zoom.us.
Name:	keyserver-us-04.zoom.us
Address: 134.224.191.247
Name:	keyserver-us-04.zoom.us
Address: 134.224.191.253
Name:	keyserver-us-04.zoom.us
Address: 134.224.191.251
Name:	keyserver-us-04.zoom.us
Address: 2600:1f16:548:2a02:7c71:de63:229e:980c
Name:	keyserver-us-04.zoom.us
Address: 2600:1f16:548:2a00:dc7b:597c:8635:f93f
Name:	keyserver-us-04.zoom.us
Address: 2600:1f16:548:2a01:31c9:819c:d0d:7eac