isilon01.ci.northwestern.edu has no NS records.
NS records for this zone are defined at ci.northwestern.edu.
NS records for this zone are defined at ci.northwestern.edu.
Question and response
Question
dig isilon01.ci.northwestern.edu. NS
Answer
The response has no answer records.
Authority
ci.northwestern.edu. 600 SOA infoblox.ittns.northwestern.edu. hostmaster.northwestern.edu. 12997 14400 3600 604800 600
Additional
. 0 OPT ; payload 1220, xrcode 0, version 0, flags 0