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

Non-authoritative answer:
web.skype.com	canonical name = webclientshellserver-prod.trafficmanager.net.
webclientshellserver-prod.trafficmanager.net	canonical name = calling-web-skype-com.s-0006.s-msedge.net.
calling-web-skype-com.s-0006.s-msedge.net	canonical name = s-0006.s-msedge.net.
Name:	s-0006.s-msedge.net
Address: 52.113.194.133
Name:	s-0006.s-msedge.net
Address: 2620:1ec:42::133