shell:$ nslookup -timeout=2 -retry=1 'sp.nova-ad.net'
Server:		1.1.1.1
Address:	1.1.1.1#53

Non-authoritative answer:
sp.nova-ad.net	canonical name = act-2-263.cn.cat-infra.net.
Name:	act-2-263.cn.cat-infra.net
Address: 57.180.88.147
Name:	act-2-263.cn.cat-infra.net
Address: 52.68.122.7