# Use Cloudflare Certs to FlyIO

**URL:** <https://community.fly.io/t/use-cloudflare-certs-to-flyio/3805>\
**Category:** Questions / Help\
**Created:** [January 26, 2022, 8:24am UTC](https://community.fly.io/t/use-cloudflare-certs-to-flyio/3805 "2022-01-26T08:24:42Z")\
**Posts on this page:** 1\
**Showing post:** 11

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**Author:** ![FrequentFlyer](https://avatars.discourse-cdn.com/v4/letter/f/d26b3c/32.png) [@FrequentFlyer](https://community.fly.io/u/FrequentFlyer)\
**Post date:** [January 27, 2022, 2:51am UTC](https://community.fly.io/t/use-cloudflare-certs-to-flyio/3805/11 "2022-01-27T02:51:33Z")

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@Loonb This should help:

> [@Cloudflare 525 error randomly occurs](https://community.fly.io/t/cloudflare-525-error-randomly-occurs/1798/19):
>
> I got it running, thanks everyone for your help. These are the exact steps I took: 1 Add your domain to Cloudflare CF will not give an origin cert for a domain that they do not control. You won’t be able to do this for your Fly dev domain (eg: your-app.fly.dev). Add the domain to CF, change the NS in your registrar’s dashboard, and wait until the NS have propagated. 2 Configure the DNS to point to your Fly app You will need to add A records so that your domain or subdomain point to your Fly a…

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_[View the full topic](https://community.fly.io/t/use-cloudflare-certs-to-flyio/3805)._