Docs: Add note on SMTPs with rate limits

This commit is contained in:
Raphael Michel
2023-05-23 14:43:12 +02:00
parent 1237b8ba47
commit 9a1163c65a

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@@ -201,6 +201,10 @@ record for the subdomain ``pretix._domainkey`` with the following contents::
Then, please contact support@pretix.eu and we will enable DKIM for your domain on our mail servers. Then, please contact support@pretix.eu and we will enable DKIM for your domain on our mail servers.
.. note:: Many SMTP servers impose rate limits on the sent emails, such as a maximum number of emails sent per hour.
These SMTP servers are often not suitable for use with pretix, in case you want to send an email to many
hundreds or thousands of ticket buyers. Depending on how the rate limit is implemented, emails might be lost
in this case, as pretix only retries email delivery for a certain time period.
.. _Sender Policy Framework: https://en.wikipedia.org/wiki/Sender_Policy_Framework .. _Sender Policy Framework: https://en.wikipedia.org/wiki/Sender_Policy_Framework
.. _SPF specification: http://www.open-spf.org/SPF_Record_Syntax .. _SPF specification: http://www.open-spf.org/SPF_Record_Syntax