Postfix/DMARC ログ集計レポート 2026-02-20 16:00

Postfix 拒否ログ 上位理由

• 450 4.7.1 Client host rejected: cannot find your reverse hostname, [185.169.4.241]: 1
• 450 4.7.1 Client host rejected: cannot find your reverse hostname, [124.198.131.163]: 1
• 450 4.7.1 Client host rejected: cannot find your reverse hostname, [185.169.4.254]: 1
• 450 4.7.1 Client host rejected: cannot find your reverse hostname, [158.94.210.212]: 1
• 450 4.7.1 Client host rejected: cannot find your reverse hostname, [77.83.39.58]: 1
• 450 4.7.1 Client host rejected: cannot find your reverse hostname, [158.94.210.30]: 1
• 450 4.7.1 Client host rejected: cannot find your reverse hostname, [77.83.39.147]: 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, [77.83.39.43]: 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。