ns3.tayoreru.com has no MX records.
Question and response
Question
dig ns3.tayoreru.com. MX
Answer
The response has no answer records.
Authority
tayoreru.com. 1800 SOA ns0.aics.ad.jp. hostmaster.aics.ad.jp. 2025112501 10800 3600 604800 1800
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0