Question and response
Question
dig c1004.mx.srv.dfn.de. TXT
Answer
c1004.mx.srv.dfn.de. 86400 TXT "v=spf1 ip4:194.95.239.6 ip6:2001:638:d:c303:acdc:1979:2:58 -all"
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0