courseware.git.proserve.nl has no CNAME records.
Question and response
Question
dig courseware.git.proserve.nl. NS
Answer
The response has no answer records.
Authority
proserve.nl. 300 SOA ns1.dn-s.nl. nic.virtualregistrar.nl. 2026022330 28800 7200 322400 300
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0