intratel.nl has no MX records.
Question and response
Question
dig intratel.nl. MX
Answer
The response has no answer records.
Authority
intratel.nl. 1800 SOA ns3.gakijken.net. ronald\.klijsen.destiny.nl. 1764686504 7200 3600 604800 10800
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0