Question and response
Question
dig _sz531k9zl.sdmarc.net. TXT
Answer
_sz531k9zl.sdmarc.net. 600 TXT "v=spf1 ip4:41.87.207.238 include:za._netblocks.mimecast.com include:spf-eu.emailsignatures365.com include:_spf.salesforce.com -all"
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0