# Cloudflareでのオリジン隠蔽

**URL:** https://meta.discourse.org/t/hiding-the-origin-on-cloudflare/94496
**Category:** Support
**Created:** [2018 年 8 月 12 日午前 12:20 UTC](https://meta.discourse.org/t/hiding-the-origin-on-cloudflare/94496 "2018-08-12T00:20:35Z")
**Posts on this page:** 1
**Showing post:** 3

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### Author: ![Falco](https://sea3.discourse-cdn.com/meta/user_avatar/meta.discourse.org/falco/32/179432_2.png) [@Falco](https://meta.discourse.org/u/Falco)
#### Post date: [2018 年 8 月 12 日午前 1:01 UTC](https://meta.discourse.org/t/hiding-the-origin-on-cloudflare/94496/3 "2018-08-12T01:01:52Z")

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Related topics:

> [@Mailgun leaking server's real IP behind Cloudflare](https://meta.discourse.org/t/mailgun-leaking-servers-real-ip-behind-cloudflare/59128):
>
> Mailgun is leaking my DigitalOcean server IPs via emails deployed for Discourse which is resulting in repeated DDoS attacks. Received: from localhost.localdomain (sposting.com [\*\*REAL IP HERE\*\*]) by mxa.mailgun.org with ESMTP id 78c1220.7fe02c20b530-smtp-out-n03; Wed, 15 Mar 2017 01:30:08 -0000 (UTC) No DDoSers have discovered this yet. Additionally, a security researcher just pasted me the following information and told me it was pulled using “linux dig” IP address \*\*REAL IP HERE\*\* Reverse …

> [@Discourse Link previews through a proxy server?](https://meta.discourse.org/t/discourse-link-previews-through-a-proxy-server/72720):
>
> I keep my forum’s server behind cloud flare due to a large amount of attacks against the site. The link previews and emails can leak the server’s backend IP Address. The email issue was resolved by setting up a SMTP relay that strips headers (if the user pulls email headers to get the IP, they get the relay and not the forum’s IP). Is there a way to make the link previews go through a proxy server?

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