Question and response
Question
dig _mta.serverlet.com. TXT
Answer
_mta.serverlet.com. 3600 TXT "v=spf1 include:_mta1.serverlet.com include:_mta2.serverlet.com include:_mta-relay.serverlet.com ~all"
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0