regenstein-admin-subnet.uchicago.edu has no NS records.
NS records for this zone are defined at uchicago.edu.
NS records for this zone are defined at uchicago.edu.
Question and response
Question
dig regenstein-admin-subnet.uchicago.edu. NS
Answer
The response has no answer records.
Authority
uchicago.edu. 900 SOA ucns3.uchicago.edu. domainadmin.uchicago.edu. 14938841 7200 720 2592000 900
Additional
. 0 OPT ; payload 1220, xrcode 0, version 0, flags 0