v=Relay host is not allowed by SPF RR for domain it-grad.ru
Question and response
Question
dig spfblocked.it-grad.ru. TXT
Answer
spfblocked.it-grad.ru. 3600 TXT "v=Relay host is not allowed by SPF RR for domain it-grad.ru"
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0