Postfix/DMARC ログ集計レポート 2026-01-09 14:00

Postfix 拒否ログ 上位理由

• 450 4.7.1 Client host rejected: cannot find your reverse hostname, [185.169.4.238]: 1
• 450 4.7.1 Client host rejected: cannot find your reverse hostname, [91.92.240.209]: 1
• 450 4.7.1 Client host rejected: cannot find your reverse hostname, [178.16.55.112]: 1
• 450 4.7.1 Client host rejected: cannot find your reverse hostname, [87.120.36.32]: 1
• 450 4.7.1 Client host rejected: cannot find your reverse hostname, [178.16.54.155]: 1
• 450 4.7.1 Client host rejected: cannot find your reverse hostname, [141.11.211.9]: 1
• 554 5.7.1 <anticipatived@asm.ne.jp>: Relay access denied: 1
• 450 4.7.1 Client host rejected: cannot find your reverse hostname, [78.142.231.110]: 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. 過去7日間のDMARC失敗はありません。