jira.csgi.com has no NS records.
NS records for this zone are defined at csgi.com.
NS records for this zone are defined at csgi.com.
Question and response
Question
dig jira.csgi.com. NS
Answer
The response has no answer records.
Authority
csgi.com. 900 SOA ns1.csgsystems.com. postmaster.csgsystems.com. 20112139 900 600 1209600 900
Additional
. 0 OPT ; payload 4000, xrcode 0, version 0, flags 0