date=2024-08-18 time=19:44:00 eventtime=1723977840131259145 tz="+0900" logid="0513020480" type="utm" subtype="emailfilter" eventtype="spam" level="notice" vd="root" policyid=5 poluuid="7082df54-591b-51ef-83e0-451ce9d42724" policytype="policy" sessionid=1164 srcip=10.1.100.187 srcport=43018 srccountry="Reserved" srcintf="port2" srcintfrole="undefined" srcuuid="9ff0e5e2-5533-51ef-4bd4-b5852180df81" dstip=74.125.203.27 dstport=25 dstcountry="United States" dstintf="port1" dstintfrole="undefined" dstuuid="9ff0e5e2-5533-51ef-4bd4-b5852180df81" proto=6 service="SMTPS" profile="TestMailFilter" action="blocked" from="<送信元メアド>" to="<宛先メアド>" sender="<送信元メアド>" recipient="<宛先メアド>" messageid="<20240818104358.75DFE23D48D@ip-10-1-100-187.ap-northeast-1.compute.internal>" direction="outgoing" msg="return email domain name DNS check failed.(domain dnsjeglmmfqh.net has neither MX nor A record)" subject="Test Return email DNS checkl" size="501" attachment="no"