ns.ums.edu has no CNAME records.
Question and response
Question
dig ns.ums.edu. NS
Answer
The response has no answer records.
Authority
UMS.EDU. 1562 SOA ns.ums.edu. hostmaster.ns.ums.edu. 2025071001 7200 300 604800 3600
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0