shell:$ nslookup -timeout=2 -retry=1 'dev-bulk.secb2b.com'
Server:		75.98.161.224
Address:	75.98.161.224#53

Non-authoritative answer:
dev-bulk.secb2b.com	canonical name = d2gfnmsaie2ejx.cloudfront.net.
Name:	d2gfnmsaie2ejx.cloudfront.net
Address: 3.169.152.78
Name:	d2gfnmsaie2ejx.cloudfront.net
Address: 2600:9000:2852:3a00:19:f3eb:b47:df21
Name:	d2gfnmsaie2ejx.cloudfront.net
Address: 2600:9000:2852:6a00:19:f3eb:b47:df21
Name:	d2gfnmsaie2ejx.cloudfront.net
Address: 2600:9000:2852:1400:19:f3eb:b47:df21
Name:	d2gfnmsaie2ejx.cloudfront.net
Address: 2600:9000:2852:8e00:19:f3eb:b47:df21
Name:	d2gfnmsaie2ejx.cloudfront.net
Address: 2600:9000:2852:c800:19:f3eb:b47:df21
Name:	d2gfnmsaie2ejx.cloudfront.net
Address: 2600:9000:2852:e400:19:f3eb:b47:df21
Name:	d2gfnmsaie2ejx.cloudfront.net
Address: 2600:9000:2852:1600:19:f3eb:b47:df21
Name:	d2gfnmsaie2ejx.cloudfront.net
Address: 2600:9000:2852:dc00:19:f3eb:b47:df21