# 在 Discourse 安装于反向代理后使用证书

**URL:** https://meta.discourse.org/t/using-a-certificate-when-discourse-is-installed-behind-a-reverse-proxy/117226
**Category:** Self-hosting
**Tags:** unsupported-install
**Created:** [2019年五月9日 03:01 UTC](https://meta.discourse.org/t/using-a-certificate-when-discourse-is-installed-behind-a-reverse-proxy/117226 "2019-05-09T03:01:11Z")
**Posts on this page:** 1
**Showing post:** 5

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### Author: ![Stephen](https://sea3.discourse-cdn.com/meta/user_avatar/meta.discourse.org/stephen/32/95011_2.png) [@Stephen](https://meta.discourse.org/u/Stephen)
#### Post date: [2019年五月9日 04:09 UTC](https://meta.discourse.org/t/using-a-certificate-when-discourse-is-installed-behind-a-reverse-proxy/117226/5 "2019-05-09T04:09:39Z")

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You’ve skirted around answering my question somewhat.

Is there a valid public DNS record pointed at the public IP of the server? Are :80 and :443 externally accessible on that hostname and IP?

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