No ANY records found for dmz.dtm.knipp.de.
Try dtm.knipp.de instead?
id 60033, opcode QUERY, rcode NOERROR, flags QR RD RA ;QUESTION dmz.dtm.knipp.de. IN ANY ;ANSWER ;AUTHORITY knipp.de. 900 IN SOA ns7.knipp.de. dnsmaster.knipp.de. 2024122359 10800 3600 604800 900 ;ADDITIONAL
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