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

Non-authoritative answer:
mobile.opera.com	canonical name = legacy.opera.com.
legacy.opera.com	canonical name = legacy-domains.geo.opera.com.
legacy-domains.geo.opera.com	canonical name = ams-legacy-domains.opera.com.
Name:	ams-legacy-domains.opera.com
Address: 185.26.182.113
Name:	ams-legacy-domains.opera.com
Address: 185.26.182.114