最近转寄到gmail都出现异常。 https://webptt.com/cn.aspx?n=bbs/NTU/M.1769088391.A.478.html 根据此篇应该是google今年停止支援， 请问会有解决方案吗？ This is a MIME-encapsulated message. --96B28C01E7.1771698150/node.localdomain Content-Description: Notification Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit This is the mail system at host node.localdomain. I'm sorry to have to inform you that your message could not be delivered to one or more recipients. It's attached below. For further assistance, please send mail to postmaster. If you do so, please include this problem report. You can delete your own text from the attached returned message. The mail system <[email protected]>: host gmail-smtp-in.l.google.com[142.250.157.27] said: 550-5.7.25 [140.112.172.16] The IP address sending this message does not have a 550-5.7.25 PTR record setup, or the corresponding forward DNS entry does not 550-5.7.25 match the sending IP. As a policy, Gmail does not accept messages 550-5.7.25 from IPs with missing PTR records. For more information, go to 550-5.7.25 https://support.google.com/a?p=sender-guidelines-ip 550-5.7.25 To learn more about Gmail requirements for bulk senders, visit 550 5.7.25 https://support.google.com/a?p=sender-guidelines. d2e1a72fcca58-826dd8ee460si5236642b3a.189 - gsmtp (in reply to end of DATA command) --96B28C01E7.1771698150/node.localdomain Content-Description: Delivery report Content-Type: message/delivery-status Reporting-MTA: dns; node.localdomain X-Postfix-Queue-ID: 96B28C01E7 X-Postfix-Sender: rfc822; [email protected] Arrival-Date: Sun, 22 Feb 2026 02:22:28 +0800 (CST) Final-Recipient: rfc822; [email protected] Original-Recipient: rfc822;[email protected] Action: failed Status: 5.7.25 Remote-MTA: dns; gmail-smtp-in.l.google.com Diagnostic-Code: smtp; 550-5.7.25 [140.112.172.16] The IP address sending this message does not have a 550-5.7.25 PTR record setup, or the corresponding forward DNS entry does not 550-5.7.25 match the sending IP. As a policy, Gmail does not accept messages 550-5.7.25 from IPs with missing PTR records. For more information, go to 550-5.7.25 https://support.google.com/a?p=sender-guidelines-ip 550-5.7.25 To learn more about Gmail requirements for bulk senders, visit 550 5.7.25 https://support.google.com/a?p=sender-guidelines. d2e1a72fcca58-826dd8ee460si5236642b3a.189 - gsmtp --96B28C01E7.1771698150/node.localdomain Content-Description: Undelivered Message Content-Type: message/rfc822 Content-Transfer-Encoding: 8bit Return-Path: <[email protected]> Received: from ptt.cc (ptt.cc [140.112.172.11]) --

※ 发信站: 批踢踢实业坊(ptt.cc), 来自: 49.214.15.215 (台湾) ※ 文章网址: https://webptt.com/cn.aspx?n=bbs/PttNewhand/M.1771698837.A.745.html ※ 编辑: qwefghiop1 (49.214.15.215 台湾), 02/22/2026 02:37:34