ns9.asesorsolar.com.mx has no MX records.
Question and response
Question
dig ns9.asesorsolar.com.mx. MX
Answer
The response has no answer records.
Authority
asesorsolar.com.mx. 3600 SOA ns8.telmex.com. dominios.telmex.com. 2024032813 10800 3600 1209600 3600
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0