shell:$ nslookup -timeout=2 -retry=1 'fofa.info'
Server:		75.98.161.224
Address:	75.98.161.224#53

Non-authoritative answer:
fofa.info	canonical name = fofa.info.cdn.cloudflare.net.
Name:	fofa.info.cdn.cloudflare.net
Address: 172.66.161.110
Name:	fofa.info.cdn.cloudflare.net
Address: 104.20.18.45
Name:	fofa.info.cdn.cloudflare.net
Address: 2606:4700:10::6814:122d
Name:	fofa.info.cdn.cloudflare.net
Address: 2606:4700:10::ac42:a16e