mail-gw01.fsdata.se has no MX records.
Question and response
Question
dig mail-gw01.fsdata.se. MX
Answer
The response has no answer records.
Authority
fsdata.se. 600 SOA ns.aname.net. hostmaster.fsdata.se. 1710257231 10800 3600 604800 600
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0