shell:$ nslookup -timeout=2 -retry=1 'ao.speedaf.com'
Server:		1.1.1.1
Address:	1.1.1.1#53

Non-authoritative answer:
ao.speedaf.com	canonical name = alb-t4zm3530db8k49jv9q.eu-central-1.alb.aliyuncsslbintl.com.
Name:	alb-t4zm3530db8k49jv9q.eu-central-1.alb.aliyuncsslbintl.com
Address: 47.245.147.183
Name:	alb-t4zm3530db8k49jv9q.eu-central-1.alb.aliyuncsslbintl.com
Address: 47.245.136.115