baf.movistar.cl has no MX records.
Question and response
Question
dig baf.movistar.cl. MX
Answer
The response has no answer records.
Authority
baf.movistar.cl. 3600 SOA nsaut.tie.cl. oper.isp.tie.cl. 2012091206 10800 1800 604800 86400
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0