Postfix/DMARC ログ集計レポート 2026-10-31 06:00

Postfix 拒否ログ 上位理由

• 450 4.7.1 Client host rejected: cannot find your reverse hostname, [158.94.209.132]: 1
• 450 4.7.1 Client host rejected: cannot find your reverse hostname, [91.92.242.110]: 1
• 450 4.7.1 Client host rejected: cannot find your reverse hostname, [91.92.243.195]: 1
• 450 4.7.1 Client host rejected: cannot find your reverse hostname, [180.93.252.171]: 1
• 450 4.7.1 Client host rejected: cannot find your reverse hostname, [185.169.4.43]: 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. 60.43.139.29：2
2. 183.181.88.16：1