ns2.jits.rocks has no CNAME records.
Question and response
Question
dig ns2.jits.rocks. NS
Answer
The response has no answer records.
Authority
jits.rocks. 8186 SOA ns.jits.rocks. admin.jits.rocks. 78 14400 3600 604800 60
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0