shell:$ nslookup -timeout=2 -retry=1 'do.bos-yok.com'
Server:		1.1.1.1
Address:	1.1.1.1#53

Non-authoritative answer:
do.bos-yok.com	canonical name = dd6x7q6gjj5zd.cloudfront.net.
Name:	dd6x7q6gjj5zd.cloudfront.net
Address: 13.32.164.48
Name:	dd6x7q6gjj5zd.cloudfront.net
Address: 13.32.164.33
Name:	dd6x7q6gjj5zd.cloudfront.net
Address: 13.32.164.128
Name:	dd6x7q6gjj5zd.cloudfront.net
Address: 13.32.164.100
Name:	dd6x7q6gjj5zd.cloudfront.net
Address: 2600:9000:24d0:7200:7:2dae:240:93a1
Name:	dd6x7q6gjj5zd.cloudfront.net
Address: 2600:9000:24d0:9c00:7:2dae:240:93a1
Name:	dd6x7q6gjj5zd.cloudfront.net
Address: 2600:9000:24d0:ee00:7:2dae:240:93a1
Name:	dd6x7q6gjj5zd.cloudfront.net
Address: 2600:9000:24d0:8400:7:2dae:240:93a1
Name:	dd6x7q6gjj5zd.cloudfront.net
Address: 2600:9000:24d0:6000:7:2dae:240:93a1
Name:	dd6x7q6gjj5zd.cloudfront.net
Address: 2600:9000:24d0:f000:7:2dae:240:93a1
Name:	dd6x7q6gjj5zd.cloudfront.net
Address: 2600:9000:24d0:de00:7:2dae:240:93a1
Name:	dd6x7q6gjj5zd.cloudfront.net
Address: 2600:9000:24d0:3400:7:2dae:240:93a1