shell:$ nslookup -timeout=2 -retry=1 'res.wx.qq.com'
Server:		1.1.1.1
Address:	1.1.1.1#53

Non-authoritative answer:
res.wx.qq.com	canonical name = reswx.tc.qq.com.
reswx.tc.qq.com	canonical name = jxt2rgi0.ovslegodl.sched.ovscdns.com.
Name:	jxt2rgi0.ovslegodl.sched.ovscdns.com
Address: 43.159.77.253
Name:	jxt2rgi0.ovslegodl.sched.ovscdns.com
Address: 43.159.77.250
Name:	jxt2rgi0.ovslegodl.sched.ovscdns.com
Address: 101.33.20.216
Name:	jxt2rgi0.ovslegodl.sched.ovscdns.com
Address: 43.159.77.160