ns1.cyclos.com.mx has no MX records.
Question and response
Question
dig ns1.cyclos.com.mx. MX
Answer
The response has no answer records.
Authority
cyclos.com.mx. 86400 SOA ns1.cyclos.com.mx. root.v175597.neubox.net. 2026012501 3600 1800 1209600 86400
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0