shell:$ nslookup -timeout=2 -retry=1 'prod.proton.start.vodafone.com'
Server:		127.0.0.53
Address:	127.0.0.53#53

Non-authoritative answer:
prod.proton.start.vodafone.com	canonical name = d1soa1j7arycn.cloudfront.net.
Name:	d1soa1j7arycn.cloudfront.net
Address: 13.249.141.47
Name:	d1soa1j7arycn.cloudfront.net
Address: 13.249.141.102
Name:	d1soa1j7arycn.cloudfront.net
Address: 13.249.141.57
Name:	d1soa1j7arycn.cloudfront.net
Address: 13.249.141.52