mail.asp.cuenote.jp has no MX records.
Question and response
Question
dig mail.asp.cuenote.jp. MX
Answer
The response has no answer records.
Authority
asp.cuenote.jp. 600 SOA dns1.asp.cuenote.jp. server.ymir.jp. 2026022400 3600 900 604800 3600
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0