ipv6dns.se has no MX records.
Question and response
Question
dig ipv6dns.se. MX
Answer
The response has no answer records.
Authority
ipv6dns.se. 3600 SOA ns1.ipv6dns.se. support\.sodranorrland.nordlo.com. 2026022202 14800 7200 2592000 3600
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0