Postfix/DMARC ログ集計レポート 2026-11-07 08:00

Postfix 拒否ログ 上位理由

• 450 4.7.1 Client host rejected: cannot find your reverse hostname, [141.98.9.111]: 1
• 554 5.7.1 <k.e.-urban@arcor.de>: Relay access denied: 1
• 450 4.7.1 Client host rejected: cannot find your reverse hostname, [62.192.173.145]: 1
• 554 5.7.1 <naldo.navaro@web.de>: Relay access denied: 1
• 450 4.7.1 Client host rejected: cannot find your reverse hostname, [45.92.33.82]: 1
• 450 4.7.1 Client host rejected: cannot find your reverse hostname, [141.98.9.114]: 1
• 450 4.7.1 Client host rejected: cannot find your reverse hostname, [141.98.9.112]: 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