mx2.isiconnexion.nl has no MX records.
Question and response
Question
dig mx2.isiconnexion.nl. MX
Answer
The response has no answer records.
Authority
isiconnexion.nl. 901 SOA ns.bnamed.eu. hostmaster.bnamed.eu. 2025123000 7200 3600 1209600 901
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0