Dear all,
After a day or so, I received the following error. It is coming to all gmail accounts so I'm just copying one that applies to my test gmail account.
Could you please advise me on the settings I need to change?
Diagnostic information for administrators:
Generating server: DU0PR10MB6954.EURPRD10.PROD.OUTLOOK.COM
Total retry attempts: 4
******@gmail.com
Remote server returned '550 5.4.300 Message expired -> 421 4.7.28 Gmail has detected an unusual rate of unsolicited mail originating;from your SPF domain [outlook.com.gr 15]. To protect our users;from spam, mail sent from your domain has been temporarily rate;limited. For more information, go to; https://support.google.com/mail/?p=UnsolicitedRateLimitError to;review our Bulk Email Senders Guidelines. dv25-20020a05620a1b9900b0077f14e25b20si10113684qkb.716 - gsmtp'
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([fe80::8b44:1362:b3d9:6704]) by PA4PR10MB5564.EURPRD10.PROD.OUTLOOK.COM
([fe80::8b44:1362:b3d9:6704%7]) with mapi id 15.20.7068.031; Mon, 11 Dec 2023
08:25:00 +0000
From: "******@outlook.com.gr" <******@outlook.com.gr>
To: "******@gmail.com" <******@gmail.com>
Subject: sdfas
Thread-Topic: sdfas
Thread-Index: AQHaLAuIeGr1cnhfEE2BiFBcT5r1jQ==
Date: Mon, 11 Dec 2023 08:25:00 +0000
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