shell:$ nslookup -timeout=2 -retry=1 'eu-prod-bulk.secb2b.com'
Server:		1.1.1.1
Address:	1.1.1.1#53

Non-authoritative answer:
eu-prod-bulk.secb2b.com	canonical name = d19tvvpg56437g.cloudfront.net.
Name:	d19tvvpg56437g.cloudfront.net
Address: 3.160.2.2
Name:	d19tvvpg56437g.cloudfront.net
Address: 2600:9000:27fb:b400:14:a488:cf07:d461
Name:	d19tvvpg56437g.cloudfront.net
Address: 2600:9000:27fb:c600:14:a488:cf07:d461
Name:	d19tvvpg56437g.cloudfront.net
Address: 2600:9000:27fb:fc00:14:a488:cf07:d461
Name:	d19tvvpg56437g.cloudfront.net
Address: 2600:9000:27fb:1200:14:a488:cf07:d461
Name:	d19tvvpg56437g.cloudfront.net
Address: 2600:9000:27fb:4400:14:a488:cf07:d461
Name:	d19tvvpg56437g.cloudfront.net
Address: 2600:9000:27fb:fa00:14:a488:cf07:d461
Name:	d19tvvpg56437g.cloudfront.net
Address: 2600:9000:27fb:bc00:14:a488:cf07:d461
Name:	d19tvvpg56437g.cloudfront.net
Address: 2600:9000:27fb:4a00:14:a488:cf07:d461