Questions tagged [cloudflare]

CloudFlare is a content delivery network and distributed domain name server service marketed as improving website performance and speed and providing security.

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Bypass single subdomain on CloudFlare & forward it directly to Heroku with SSL

What is the best way do bypass single subdomain (we use their proxy for caching purposes but don't want it on specific subdomain to speed up some requests). Final server is hosted on Heroku. We like ...
knagode's user avatar
  • 151
1 vote
2 answers
833 views

Second level domain names on Heroku with Cloudflare and TLS support

I want to setup second level domain name e.g. load.staging.mydomain.com on Heroku & Cloudflare. http://load.staging.mydomain.com (without TLS) works but https://load.staging.mydomain.com does not....
knagode's user avatar
  • 151
2 votes
1 answer
2k views

Why cant Office 365 find my CName record for autodiscover?

The DNS is at Cloudflare. The setup wizard gave me the choice 1) Set up my online services for me. (Recommended) Next, you'll update your name server DNS records to give Office 365 permission to set ...
Kirsten's user avatar
  • 185
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1 answer
38 views

Domain with cloudflare trough other domain

I have a domain with a provider that doesn't allow nameservers editing but i need it to be handled by cloudflare. I have another domain wich i dontuse. Is it a good idea to change the nameservers of ...
Pietro Tamburrini's user avatar
3 votes
1 answer
4k views

Nginx reverse proxy and cloudflare - Send country code to backend app

I am trying to detect the visitors country. I have the geoip option checked in the cloudflare dash and it adds a CF-IPCountry header to request headers but I am unable to pass this to my backend app ...
jinyus's user avatar
  • 163
1 vote
1 answer
497 views

Enabling Cloudflare Proxy on Ghost.io hosted blog

I've got a Ghost blog hosted on Ghost.io. In the setup process they help provision a CloudFlare DNS record and SSL certificate to serve the site. In the setup their configuration seems to only use ...
jessehouwing's user avatar
3 votes
1 answer
890 views

Cloudflare: HSTS (Strict-Transport-Security) for subdomain only

I would like Cloudflare to send the HSTS header on the main domain, and on the www subdomain, but not the other subdomains. However I can only enable HSTS for the primary domain (and add ...
user643011's user avatar
1 vote
0 answers
2k views

Why does app engine return a 404 error on my wildcard subdomain?

I have set up a wildcard subdomain for our project custom domain in app engine. The DNS CNAME has also been updated with the wildcard record. Our nameservers are with Cloudflare which supports ...
bosst's user avatar
  • 11
1 vote
1 answer
60 views

Determining if an SSL cert is from cloudflare

I have got a lot of domains. I use basic monitoring script, which checks expiration date of ssl certificate. But a few of my domains use default cloudflare cert. How to determine and reject domains ...
arhu's user avatar
  • 13
0 votes
1 answer
623 views

pointing site to Route 53 for a domain already pointing to Cloudflare

Here's the situation we are facing. We have our client who has pointed their domain to cloudflare DNS [ we've set that domain already in our cloudflare account ]. Now the site is to be ...
Javascript Hupp Technologies's user avatar
1 vote
1 answer
2k views

Traefik + k8s + Let's Encrypt wildcard SSL + Cloudflare issue

I'm trying to set-up a reverse proxy with wildcard SSL using Traefik, with a DNS challenge against a Cloudflare zone. I have this config in k8s: kind: ConfigMap apiVersion: v1 metadata: name: ...
Lee Benson's user avatar
-1 votes
1 answer
299 views

No static file is cached

I have set up CloudFlare for my website http://www.funfun.org.cn, the caching level is Standard and The development mode is Disabled. By loading the home page http://www.funfun.org.cn/1/#/home, I ...
Thomas's user avatar
  • 223
0 votes
1 answer
99 views

Switch between using / not using CDN

Previously, I have used CloudFlare, where we can switch quickly between "active mode" and "development mode". In "development mode", static files are loaded directly from the origin server rather than ...
Thomas's user avatar
  • 223
0 votes
1 answer
605 views

How does "Disable cache" work?

I have a website managed by CloudFlare and its CDN. when we choose Disable cache in Dev Tools of Google Chrome like here, by definition the browser refreshes static files. However, I would like to ...
Thomas's user avatar
  • 223
-3 votes
1 answer
757 views

CNAME set, but ignored. How to purge wrong DNS A record? [closed]

I have configured a subdomain blog.example.net with dreamhost like this blog CNAME mygreatblog.ghost.io meaning blog.example.net points to mygreatblog.ghost.io via a CNAME record. I can ...
user195692's user avatar
1 vote
2 answers
2k views

How to reduce TTFB time?

I have a website hosted by DigitalOcean (1GB Memory/20GB Disk/LON1) and CloudFlare. Lots of external librairies were from cdnjs.com, which worked well in Europe and US, but they were not stable in ...
Thomas's user avatar
  • 223
5 votes
2 answers
3k views

Cloudflare and .DE domain

It's been a week since I'm having trouble with switching my .DE domain to work through Cloudflare. After registering at Cloudflare I got two dns servers gail.ns.cloudflare.com mark.ns.cloudflare.com ...
sr9yar's user avatar
  • 153
13 votes
3 answers
4k views

How to make Google Cloud Load Balancer respect the received X-Forwarded-Proto?

My app structure uses GKE and CloudFlare. It looks like this: CloudFlare -> GKE -> Ingress -> My app running nginx I'm using the flexible SSL in CloudFlare, so only the connection between ...
Vítor Baptista's user avatar
-1 votes
1 answer
61 views

Downloaded size is smaller than real size [closed]

I have deployed a website in my server by Nginx and CloudFlare. When I ssh the server and do ls -l over editor.main.js and editor.main.js.map, it shows that their size is 1778867 and 6379687 ...
Thomas's user avatar
  • 223
2 votes
3 answers
2k views

Fail2ban unban action fails with Cloudflare

I'm trying to setup Cloudflare blocking with fail2ban using this guide and while it bans the IP correctly, fail2ban cannot unban the IP from Cloudflare either after timeout or with manual shell ...
Vinit Wankhede's user avatar
1 vote
1 answer
358 views

Can Cloudflare's DNS service (1.1.1.1) result in suboptimal address resolution?

Could using Cloudflare's DNS service 1.1.1.1 in some circumstances result in suboptimal server address resolution? Using something like the extended test on https://www.dnsleaktest.com/results.html ...
David's user avatar
  • 189
2 votes
1 answer
331 views

What is preferred: Pagerule or 'Always use Https'?

I want to ensure that all traffic coming to my servers (including a wordpress server and others hosted on Google comopute) via Cloudflare are https only. At the moment I used this page rule: Then I ...
Anthony Kong's user avatar
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0 answers
356 views

Server too slow due to DNS resolution issue

I have installed LAMP on Ubuntu 14.04.5 LTS on Digital Ocean Server. The issue I am facing from last two weeks is: The site becomes too slow(or say does not load for 5 minutes) at irregular intervals....
Sandesh Yadav's user avatar
1 vote
2 answers
922 views

Cloudflare "Access" service real security

Cloudflare Access is a new attractive feature from Cloudflare, based more or less on Google's BeyondCorp (a reverse-proxy with login which should replace VPN in accessing internal network applications)...
Miro's user avatar
  • 151
0 votes
1 answer
70 views

What cloudflare pagerule can make a subdomain appears like a url path under the main domain?

I have some tumblr contents living on a site called lovely.mycompany.com What I would like to achieve is the following: When a user visits lovely.mycompany.com/lovely, it should see the content ...
Anthony Kong's user avatar
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0 votes
1 answer
1k views

CloudFlare credentials missing when using lego to create "Let's Encrypt" ssl cert

I am trying to generate a server ssl certificate. The DNS is maintained on Cloudflare. The lego's help suggests the following syntax [email protected] \ CLOUDFLARE_API_KEY=...
Anthony Kong's user avatar
  • 3,488
1 vote
2 answers
388 views

What bandwidth values should I set?

Edit 1: I gave the used bandwidth in DigitalOcean and CloudFlare in details. We could assume that other factors (like CPU, memory) remain the same. My question is about to ask the interpretation of ...
Thomas's user avatar
  • 223
1 vote
0 answers
904 views

Protonmail custom domain not receiving icloud mail

I am trying to setup Protonmail with my custom domain (thekeenprogrammer.com) The problem is, I can only seem to receive mail from my gmail account and not iCloud. What could be causing the issue and ...
iProgram's user avatar
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0 answers
2k views

Leverage Browser caching for woff2 after appling Cloudflare to my WordPress website

I have a WordPress website running on an Nginx webserver on Ubuntu. The site basically runs fine, quite fast, no significant problems. I do get this error in a Google Pagespeed Insights test. It ...
Arcticooling's user avatar
9 votes
1 answer
868 views

Is it possible to avoid costs for invalid requests at AWS S3 or cloudfront during a DDoS attack?

There are many tutorials in the internet, that promote cheap hosting of static websites via AWS S3 + AWS Cloudfront (+ Cloudflare). Example of these would be: Host a website using S3, CloudFront and ...
user1861174's user avatar
-1 votes
1 answer
125 views

Domain name won't resolve to VPS

I have DO VPS running on Cent OS 7. I installed nginx and Virtual min. I am not able to resolve my domai to the VPS. I have created a A record pointing to my Floating IP(static IP) in cloudflare and a ...
aka_ab's user avatar
  • 11
2 votes
2 answers
7k views

Enable Both X-Real-IP and X-Forwarded-For in Nginx

How do I enable both X-Real-IP and X-Forwarded-For in Nginx? I currently have the following to get real IPs in Docker network. set_real_ip_from 172.18.0.0/32; real_ip_header X-Real-IP; ...
j7an's user avatar
  • 21
0 votes
1 answer
98 views

Cloudflare - Unable to send email

I am unable to send emails after setting up Cloudflare. I have created an A record mail.example.com and an MX record as example.com. When I receive emails it works just fine, but when the server sends ...
Araw's user avatar
  • 113
0 votes
0 answers
27 views

Domain Records: Should they be added with the registrar, hosting provider, or at app level?

I have several domains registered with GoDaddy. I used CloudFlare to protect against DDOS. My apps are hosted on DigitalOcean. I use VestaCP to manage some of my older apps. Each of these four ...
Alicia's user avatar
  • 183
0 votes
0 answers
52 views

DDOS attack on cloudflare attached server

So I have like 4 Digital Ocean droplets and they all are attached to DNS through cloudflare. The problem is they all are being attackers in different times of month by millions of IPs and some of them ...
Shahrukh Khan's user avatar
0 votes
1 answer
1k views

Cloudflare Proxy Slow HTTP Download Speed

I have Cloudflare proxy set-up on my server and would like to keep it that way how-ever I noticed some issues today when running some tests. When downloading a 100BM.bin file from http://example.com ...
Elise Crane's user avatar
1 vote
0 answers
95 views

Gitlab - routing LFS traffic through LAN

Gitlab (10.2.1) running on a local server (ubuntu 16.04). Goal is to grant remote contractors public access (https://gitlab.example.com) while those on premises route through lan for best performance (...
Peter Cardwell-Gardner's user avatar
1 vote
1 answer
848 views

Cloudflare redirects and CNAME

Right now I have a domain with CNAME there to another domain. Is that possbile to make it work like that: If I go to domain like that mydomain.com it redirects me to the 301 redirect to some ...
Ollie's user avatar
  • 68
1 vote
1 answer
939 views

How to tell Cloudflare to cache your homepage (without file extension)

Cloudflare caches files with extension html for static content. But when visiting the root of a website, eg http://foo.com there is no extension specified, thus this page is not cached as static html. ...
bart's user avatar
  • 171
0 votes
2 answers
145 views

setting up DNS using CloudFlare

I've got a few domains I'm forwarding to a single server using CloudFlare. They're all basically set up the same, the only difference is the domain names. In my CloudFlare DNS page they look like ...
Johnny Bones's user avatar
0 votes
0 answers
5k views

unsupported protocol: The client and server don't support a common SSL protocol version or cipher suite

I am trying to use Cloudflare SSL with my Azure app on a small basic service plan. I have the SSL set to Flexible in the Cloudflare Crypto tab. The status is Active Certificate. In the Cloudflare DNS ...
Kirsten's user avatar
  • 185
1 vote
0 answers
107 views

Subdomain pointing to deleted S3 bucket [duplicate]

I am stuck in my present (AP-SOUTH) and deleted (US-EAST) S3 bucket. I had mistakenly created a bucket in US-EAST (cdn.example.com.s3-website-us-east-1.amazonaws.com) and mapped my subdomain - cdn....
kandav's user avatar
  • 11
1 vote
1 answer
99 views

Cname to replace namesever change

I'm using Cloudflare and they want me to change my nameserver from ns1.mydomain.com to ns1.lamedomain.com Can I use a cname record to keep ns1.mydomain.com or should I use "A" record and link to the ...
Justin's user avatar
  • 13
0 votes
1 answer
706 views

Cant get into wp-admin page (cloudflare, nginx)

I have a wordpress website that is running on Nginx behind cloudflare DNS. I have used "set_real_ip_from" for all cloudflare ips in nginx.conf. When i try to access my website i can see my real ip in ...
xPalis's user avatar
  • 11
0 votes
1 answer
147 views

Deleted my WordPress files from a directory, whole PHP config is messed up now

It was working fine before I deleted all of my WordPress files from example2.com/blog. I now get Error 500 for every page and website I try to access on the server. I enabled HTTPS with CloudFlare ...
Daniel Harris's user avatar
0 votes
0 answers
248 views

Creating a non-alias CNAME with Cloudflare?

To verify my domain, someone at Google requested me to create a CNAME with this: Create the following CNAME record through your domain hosting provider: Label/Host: deleteGAPPSnotBefore20171127utc ...
andreszs's user avatar
  • 709
0 votes
0 answers
1k views

Cloudflare scrubbing Access-Control-Allow-Origin header when in Under Attack Mode

I need to be able to set the Access-Control-Allow-Origin response header with my server, however when I switch to Under Attack Mode (which I need right now because I'm being DDOSed), Cloudflare scrubs ...
Anthony's user avatar
  • 211
1 vote
1 answer
181 views

Serving GitHub Pages site with custom domain name via Cloudflare

http://appleseedhq.net/ is a GitHub Pages site hosted at https://appleseedhq.github.io/. I'm following Cloudflare's tutorial to enable HTTPS at https://appleseedhq.net/: https://blog.cloudflare.com/...
François Beaune's user avatar
1 vote
1 answer
923 views

Redirecting HTTP to HTTPS with Google Cloud and Cloudflare

I am hosting a website on Google Cloud, and I have mapped a custom domain name to it, myurl.com When I type https://www.myurl.com or https://myurl.com, the URL appears correctly in the browser bar. ...
alexcs's user avatar
  • 111
0 votes
1 answer
256 views

How Can I setup subdomain on cloudflare

I have setup my blog ImNepal.com and it is activated on cloudflare. I want to setup my subdomain i.e. www.sms.imnepal.com but it got Error 1016 Origin DNS error. What should i do? I have done ...
Jitendra Sahayogee's user avatar

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