shell:$ nslookup -timeout=2 -retry=1 'h.trace.qq.com'
Server:		75.98.161.224
Address:	75.98.161.224#53

Non-authoritative answer:
h.trace.qq.com	canonical name = ins-diu1q33u.ias.tencent-cloud.net.
Name:	ins-diu1q33u.ias.tencent-cloud.net
Address: 129.226.102.234
Name:	ins-diu1q33u.ias.tencent-cloud.net
Address: 129.226.106.225
Name:	ins-diu1q33u.ias.tencent-cloud.net
Address: 240e:e9:6003:211::113
Name:	ins-diu1q33u.ias.tencent-cloud.net
Address: 240e:e9:6003:211::f0