o24.email2.alumni.northwestern.edu has no NS records.
NS records for this zone are defined at alumni.northwestern.edu.
NS records for this zone are defined at alumni.northwestern.edu.
Question and response
Question
dig o24.email2.alumni.northwestern.edu. NS
Answer
The response has no answer records.
Authority
alumni.northwestern.edu. 600 SOA infoblox.ittns.northwestern.edu. hostmaster.northwestern.edu. 2005080874 14400 3600 604800 600
Additional
. 0 OPT ; payload 1220, xrcode 0, version 0, flags 0