splunk-ext-va5.adobe.net has no MX records.
Question and response
Question
dig splunk-ext-va5.adobe.net. MX
Answer
The response has no answer records.
Authority
adobe.net. 60 SOA ns101.adobe.net. dnsadmin.omniture.com. 2026022200 900 3600 604800 60
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0