maxwm00a.mail.telekom.hu has no CNAME records.
Question and response
Question
dig maxwm00a.mail.telekom.hu. NS
Answer
The response has no answer records.
Authority
mail.telekom.hu. 10800 SOA ans0.t-online.hu. hostmaster.t-online.hu. 2015031904 28800 7200 1209600 86400
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0