# Self-hosted mail-receiver update following Let's Encrypt root certificate change

**URL:** <https://meta.discourse.org/t/self-hosted-mail-receiver-update-following-lets-encrypt-root-certificate-change/204924>\
**Category:** Self-hosting\
**Tags:** mail-receiver, letsencrypt\
**Created:** [October 1, 2021, 12:10am UTC](https://meta.discourse.org/t/self-hosted-mail-receiver-update-following-lets-encrypt-root-certificate-change/204924 "2021-10-01T00:10:43Z")\
**Posts on this page:** 1\
**Showing post:** 11

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**Author:** ![Jonathan5](https://sea3.discourse-cdn.com/meta/user_avatar/meta.discourse.org/jonathan5/32/197134_2.png) [@Jonathan5](https://meta.discourse.org/u/Jonathan5)\
**Post date:** [February 8, 2022, 6:33pm UTC](https://meta.discourse.org/t/self-hosted-mail-receiver-update-following-lets-encrypt-root-certificate-change/204924/11 "2022-02-08T18:33:44Z")

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> [@Nacho Caballero](#):
>
> Is there a way to see which emails were not able to be delivered since October 1st?

I’d be interested to hear a definitive answer to this question 🙂

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