Question and response
Question
dig mx-k.invitel.net. TXT
Answer
mx-k.invitel.net. 44000 TXT "v=spf1 redirect=mtas.spf.srv.isp.hu"
Authority
invitel.net. 600 NS ns1.hdsnet.hu.
invitel.net. 600 NS ns2.digi.hu.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0