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

Non-authoritative answer:
knoxservices.secb2b.com	canonical name = d2k9k5ewvdxj1a.cloudfront.net.
Name:	d2k9k5ewvdxj1a.cloudfront.net
Address: 3.171.38.76
Name:	d2k9k5ewvdxj1a.cloudfront.net
Address: 3.171.38.70
Name:	d2k9k5ewvdxj1a.cloudfront.net
Address: 3.171.38.117
Name:	d2k9k5ewvdxj1a.cloudfront.net
Address: 3.171.38.102