node-17np.pool-182-53.dynamic.nt-isp.net has no CNAME records.
Question and response
Question
dig node-17np.pool-182-53.dynamic.nt-isp.net. NS
Answer
The response has no answer records.
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0