Question and response
Question
dig _spf.ertelecom.ru. TXT
Answer
_spf.ertelecom.ru. 3600 TXT "v=spf1 include:_spf-it.ertelecom.ru include:_spf-domru.fromdomru.ru ip4:188.186.133.16 ip4:188.186.128.13 -all"
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0