shell:$ nslookup -timeout=2 -retry=1 'umc-cdn.secb2b.com'
Server:		127.0.0.53
Address:	127.0.0.53#53

Non-authoritative answer:
umc-cdn.secb2b.com	canonical name = d19tvvpg56437g.cloudfront.net.
Name:	d19tvvpg56437g.cloudfront.net
Address: 18.160.33.2
Name:	d19tvvpg56437g.cloudfront.net
Address: 2600:9000:24f2:e200:14:a488:cf07:d461
Name:	d19tvvpg56437g.cloudfront.net
Address: 2600:9000:24f2:2600:14:a488:cf07:d461
Name:	d19tvvpg56437g.cloudfront.net
Address: 2600:9000:24f2:fe00:14:a488:cf07:d461
Name:	d19tvvpg56437g.cloudfront.net
Address: 2600:9000:24f2:2200:14:a488:cf07:d461
Name:	d19tvvpg56437g.cloudfront.net
Address: 2600:9000:24f2:9800:14:a488:cf07:d461
Name:	d19tvvpg56437g.cloudfront.net
Address: 2600:9000:24f2:1000:14:a488:cf07:d461
Name:	d19tvvpg56437g.cloudfront.net
Address: 2600:9000:24f2:5c00:14:a488:cf07:d461
Name:	d19tvvpg56437g.cloudfront.net
Address: 2600:9000:24f2:2a00:14:a488:cf07:d461