smtp.IPROJECTS.RU has no TXT records.
Question and response
Question
dig smtp.IPROJECTS.RU. TXT
Answer
The response has no answer records.
Authority
IPROJECTS.RU. 3600 SOA ns.IPROJECTS.RU. noc.IPROJECTS.RU. 4018022215 10800 1100 864000 3600
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0