en:email_is_marked_as_spam
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| en:email_is_marked_as_spam [2025/02/25 12:37] – bk | en:email_is_marked_as_spam [2025/07/16 11:49] (current) – bk | ||
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| Generally speaking, it is often difficult to reconstruct why a particular email was classified as spam. | Generally speaking, it is often difficult to reconstruct why a particular email was classified as spam. | ||
| Frequently, the email is marked according to personal rules that the email client in question (e.g., Outlook) has learned over time. | Frequently, the email is marked according to personal rules that the email client in question (e.g., Outlook) has learned over time. | ||
| + | |||
| + | If newsletters are not delivered without returning a bounce message, there can be several reasons for this. | ||
| + | Here are some of the most common: | ||
| + | |||
| + | * **Spam filters intervene silently**. Use of spam filters that may discard mails directly without notifying the sender - a so-called “silent drop”. | ||
| + | * **Domain-based blocking**. If the domain used is on a blocklist or has a poor sender reputation score, it is often blocked without bounce. | ||
| + | * **User complaints**. If many recipients mark emails as //junk//, this can lead to a temporary blocking of the sender without bounces occurring. | ||
| + | * **Non-valid source code**. Sometimes the source code of a message can lead to problems with delivery. You can check whether the source code is valid, e.g. in the online validator of the W3C [[http:// | ||
| <WRAP round tip 90%> | <WRAP round tip 90%> | ||
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| Also, the advanced control via spam filter test (in the preview block found in the email details) can give you an impression of which clients are likely to classify the email as spam. | Also, the advanced control via spam filter test (in the preview block found in the email details) can give you an impression of which clients are likely to classify the email as spam. | ||
| </ | </ | ||
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| + | <WRAP round tip 90%> | ||
| + | In this article you will find some suggestions on how you can optimize the deliverability of your emails: //" | ||
| + | </ | ||
| + | |||
| {{tag> | {{tag> | ||
en/email_is_marked_as_spam.1740483464.txt.gz · Last modified: 2025/02/25 12:37 by bk
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