cdgmx.csodmaileu.com has no NS records.
NS records for this zone are defined at csodmaileu.com.
NS records for this zone are defined at csodmaileu.com.
Question and response
Question
dig cdgmx.csodmaileu.com. NS
Answer
The response has no answer records.
Authority
csodmaileu.com. 3600 SOA ns1-ext-prd.csod.com. hostmaster.csod.com. 59 900 600 86400 3600
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0