spf.alphalink.fr has no MX records.
Question and response
Question
dig spf.alphalink.fr. MX
Answer
The response has no answer records.
Authority
alphalink.fr. 86400 SOA ns1.alphalink.fr. root.alphalink.fr. 2025120101 28800 3600 604800 86400
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0