inbound.campaign.adobe.com has no NS records.
NS records for this zone are defined at campaign.adobe.com.
NS records for this zone are defined at campaign.adobe.com.
Question and response
Question
dig inbound.campaign.adobe.com. NS
Answer
The response has no answer records.
Authority
campaign.adobe.com. 900 SOA ns-1122.awsdns-12.org. awsdns-hostmaster.amazon.com. 1 7200 900 1209600 86400
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0