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

Non-authoritative answer:
img.yumpu.com	canonical name = d1hcbe7wmgx2wi.cloudfront.net.
Name:	d1hcbe7wmgx2wi.cloudfront.net
Address: 13.225.47.91
Name:	d1hcbe7wmgx2wi.cloudfront.net
Address: 13.225.47.37
Name:	d1hcbe7wmgx2wi.cloudfront.net
Address: 13.225.47.65
Name:	d1hcbe7wmgx2wi.cloudfront.net
Address: 13.225.47.122
Name:	d1hcbe7wmgx2wi.cloudfront.net
Address: 2600:9000:24f7:2800:1d:c2dd:3c80:93a1
Name:	d1hcbe7wmgx2wi.cloudfront.net
Address: 2600:9000:24f7:a800:1d:c2dd:3c80:93a1
Name:	d1hcbe7wmgx2wi.cloudfront.net
Address: 2600:9000:24f7:7a00:1d:c2dd:3c80:93a1
Name:	d1hcbe7wmgx2wi.cloudfront.net
Address: 2600:9000:24f7:aa00:1d:c2dd:3c80:93a1
Name:	d1hcbe7wmgx2wi.cloudfront.net
Address: 2600:9000:24f7:d600:1d:c2dd:3c80:93a1
Name:	d1hcbe7wmgx2wi.cloudfront.net
Address: 2600:9000:24f7:ac00:1d:c2dd:3c80:93a1
Name:	d1hcbe7wmgx2wi.cloudfront.net
Address: 2600:9000:24f7:ca00:1d:c2dd:3c80:93a1
Name:	d1hcbe7wmgx2wi.cloudfront.net
Address: 2600:9000:24f7:b400:1d:c2dd:3c80:93a1