Postfix/DMARC ログ集計レポート 2026-01-23 14:00

Postfix 拒否ログ 上位理由

• 450 4.7.1 Client host rejected: cannot find your reverse hostname, [158.94.210.204]: 1
• 450 4.7.1 Client host rejected: cannot find your reverse hostname, [176.65.132.97]: 1
• 450 4.7.1 Client host rejected: cannot find your reverse hostname, [141.98.10.37]: 1
• 450 4.7.1 Client host rejected: cannot find your reverse hostname, [146.70.180.20]: 1
• 450 4.7.1 Client host rejected: cannot find your reverse hostname, [185.169.4.176]: 1
• 450 4.7.1 Client host rejected: cannot find your reverse hostname, [178.16.54.78]: 1
• 450 4.7.1 Client host rejected: cannot find your reverse hostname, [158.94.208.114]: 1
• 450 4.7.1 Client host rejected: cannot find your reverse hostname, [158.94.210.203]: 1
• 450 4.7.1 Client host rejected: cannot find your reverse hostname, [158.94.209.145]: 1
• 450 4.7.1 Client host rejected: cannot find your reverse hostname, [185.169.4.163]: 1
• 450 4.7.1 Client host rejected: cannot find your reverse hostname, [158.94.209.146]: 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。