# Incoming mail server has certificate error

**URL:** <https://meta.discourse.org/t/incoming-mail-server-has-certificate-error/241178>\
**Category:** Self-hosting\
**Created:** [October 5, 2022, 8:17pm UTC](https://meta.discourse.org/t/incoming-mail-server-has-certificate-error/241178 "2022-10-05T20:17:53Z")\
**Posts on this page:** 1\
**Showing post:** 8

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**Author:** ![pfaffman](https://sea3.discourse-cdn.com/meta/user_avatar/meta.discourse.org/pfaffman/32/120154_2.png) [@pfaffman](https://meta.discourse.org/u/pfaffman)\
**Post date:** [October 6, 2022, 9:36pm UTC](https://meta.discourse.org/t/incoming-mail-server-has-certificate-error/241178/8 "2022-10-06T21:36:05Z")

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> [@Alex\_P](#):
>
> [https://www.programmersforum.rocks](https://www.programmersforum.rocks)

> [@RGJ](#):
>
> Ok, so that certificate is perfectly fine.

I checked it with [//email/testTo:](https://www.checktls.com/TestReceiver) ; if you want to see for yourself, that’s a way to test.

As Richard suggests, the problem does not appear to be with ~~Discourse~~ the email receiver.

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