shell:$ nslookup -timeout=2 -retry=1 'aacert2.vdcacsr.visa.com'
Server:		75.98.161.224
Address:	75.98.161.224#53

Non-authoritative answer:
aacert2.vdcacsr.visa.com	canonical name = aacert2.vdcacsr.visa.com.cdn.cloudflare.net.
Name:	aacert2.vdcacsr.visa.com.cdn.cloudflare.net
Address: 104.18.1.196
Name:	aacert2.vdcacsr.visa.com.cdn.cloudflare.net
Address: 104.18.0.196