Postfix/DMARC ログ集計レポート 2025-12-05 12:00

Postfix 拒否ログ上位理由

450 4.7.1 Client host rejected: cannot find your reverse hostname, [178.16.55.122]: 1
450 4.7.1 Client host rejected: cannot find your reverse hostname, [185.169.4.221]: 1
450 4.7.1 Client host rejected: cannot find your reverse hostname, [185.169.4.201]: 1
450 4.7.1 Client host rejected: cannot find your reverse hostname, [185.169.4.16]: 1
450 4.7.1 Client host rejected: cannot find your reverse hostname, [185.169.4.12]: 1
450 4.7.1 Client host rejected: cannot find your reverse hostname, [158.94.208.190]: 1
450 4.7.1 Client host rejected: cannot find your reverse hostname, [45.92.33.82]: 1
450 4.7.1 Client host rejected: cannot find your reverse hostname, [185.169.4.196]: 1
450 4.7.1 Client host rejected: cannot find your reverse hostname, [213.209.157.219]: 1
450 4.7.1 Client host rejected: cannot find your reverse hostname, [188.170.75.3]: 1