Question and response
Question
dig mxs.ertelecom.ru. TXT
Answer
mxs.ertelecom.ru. 3600 TXT "v=spf1 mx ip4:188.186.133.12 ip4:188.186.133.13 ~all"
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0