shell:$ nslookup -timeout=2 -retry=1 'cloud-as.ruijienetworks.com'
Server:		1.1.1.1
Address:	1.1.1.1#53

Non-authoritative answer:
cloud-as.ruijienetworks.com	canonical name = d35zdaoypu047p.cloudfront.net.
Name:	d35zdaoypu047p.cloudfront.net
Address: 3.170.103.53
Name:	d35zdaoypu047p.cloudfront.net
Address: 3.170.103.81
Name:	d35zdaoypu047p.cloudfront.net
Address: 3.170.103.20
Name:	d35zdaoypu047p.cloudfront.net
Address: 3.170.103.126
Name:	d35zdaoypu047p.cloudfront.net
Address: 2600:9000:287c:d600:1e:7c5:d540:93a1
Name:	d35zdaoypu047p.cloudfront.net
Address: 2600:9000:287c:aa00:1e:7c5:d540:93a1
Name:	d35zdaoypu047p.cloudfront.net
Address: 2600:9000:287c:9400:1e:7c5:d540:93a1
Name:	d35zdaoypu047p.cloudfront.net
Address: 2600:9000:287c:2e00:1e:7c5:d540:93a1
Name:	d35zdaoypu047p.cloudfront.net
Address: 2600:9000:287c:5600:1e:7c5:d540:93a1
Name:	d35zdaoypu047p.cloudfront.net
Address: 2600:9000:287c:4200:1e:7c5:d540:93a1
Name:	d35zdaoypu047p.cloudfront.net
Address: 2600:9000:287c:fc00:1e:7c5:d540:93a1
Name:	d35zdaoypu047p.cloudfront.net
Address: 2600:9000:287c:ac00:1e:7c5:d540:93a1