_spf.argewebhosting.nl has no MX records.
Question and response
Question
dig _spf.argewebhosting.nl. MX
Answer
The response has no answer records.
Authority
argewebhosting.nl. 3600 SOA ns1.argewebhosting.eu. hostmaster.argewebhosting.nl. 2026012000 10800 3600 604800 3600
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0