shell:$ nslookup -timeout=2 -retry=1 'mobile.skype.com'
Server:		1.1.1.1
Address:	1.1.1.1#53

Non-authoritative answer:
mobile.skype.com	canonical name = mobile.skype.akadns.net.
Name:	mobile.skype.akadns.net
Address: 91.190.216.8