shell:$ nslookup -timeout=2 -retry=1 'hk.anyconnect.host'
Server:		1.1.1.1
Address:	1.1.1.1#53

Non-authoritative answer:
Name:	hk.anyconnect.host
Address: 103.252.116.177
Name:	hk.anyconnect.host
Address: 103.252.116.135