"v=spf1 mx a:smtp.omkcmail.ru -all"
Question and response
Question
dig omkcmail.ru. SPF
Answer
omkcmail.ru. 3600 SPF "v=spf1 mx a:smtp.omkcmail.ru -all"
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0