Postfix/DMARC ログ集計レポート 2026-01-16 14:00

Postfix 拒否ログ 上位理由

• 554 5.7.1 <spameri@tiscali.it>: Relay access denied: 1
• 450 4.7.1 Client host rejected: cannot find your reverse hostname, [158.94.210.138]: 1
• 450 4.7.1 Client host rejected: cannot find your reverse hostname, [185.221.23.102]: 1
• 450 4.7.1 Client host rejected: cannot find your reverse hostname, [178.16.53.114]: 1
• 450 4.7.1 Client host rejected: cannot find your reverse hostname, [185.169.4.13]: 1
• 450 4.7.1 Client host rejected: cannot find your reverse hostname, [87.251.78.245]: 1
• 450 4.7.1 Client host rejected: cannot find your reverse hostname, [178.16.53.94]: 1
• 450 4.7.1 Client host rejected: cannot find your reverse hostname, [158.94.208.101]: 1
• 450 4.7.1 Client host rejected: cannot find your reverse hostname, [158.94.210.111]: 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。