Question and response
Question
dig blacom.com.mx. TXT
Answer
blacom.com.mx. 3600 TXT "v=spf1 a mx ip4:201.131.200.8/32 a:smtp.blacom.com.mx -all"
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0