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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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WHM/cPanel and cloudflare [on hold]

I have new dedicated server with WHM and cPanel and I want to use cloudflare dns for this server. What I did: Added domain to cloudflare. Registrar dns is set to cloudflare dns. Created new cpanel ...
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1answer
45 views

Is the new iOS cloudflare 1.1.1.1 app an actual VPN [on hold]

The new 1.1.1.1 cloudflare iOS app installs as a VPN profile and when connected the device shows the active VPN icon in the top bar. My question is, can one tell whether this is actually a VPN (if ...
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4 views

How do I help Cloudflare / Apache / Wordpress to cache 404 pages?

Using Newrelic I've found out that 65% of load on my web server was created from the 404 rendering of static resources, because the 404 page was rendered also for the missing static resources (jpg, ...
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1answer
20 views

HTTP2 on multiple proxies

I read in Cloudflares support pages they convert the traffic from HTTP2 to HTTP/1.x when sending the requests forward to our internal proxies. We have a Cloudflare WAF service, which send the traffic ...
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33 views

CLOUDFLARE - Point A record to another IP keeping mail on server?

I have a website hosted on a server with a few subdomains and mail server on same server. I would like to have the room domain point to another server i have but only the root the domain. All the ...
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29 views

Basic Auth header params does not exist depending on url

Forgive me ahead of time for my lack of knowledge on this topic When I send a basic auth request (via header) to my url https://www.mywebsite.com, the PHP server variables such as "PHP_AUTH_PW" and "...
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38 views

Domain mirrors my site using CloudFlare NS

I've noticed that a site that uses Cloudflare DNS is mirroring my website. I've tried blocking the IP in Apache, CSF/Iptables...no luck. I'm not familiar with Cloudflare but digging more I've found ...
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40 views

SSL in subdomain loading SSL from main domain

any light in what is happening here? Background: I'm working for a client which has two websites: his main domain is hosted in an X web host company which I don't know any tech configurations of ...
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3answers
51 views

Delegating only a third level zone (a.b.com) to cloudflare

I am in the process of trying out cloudflare. I host my own DNS (b.com), and I have created a distinct third level zone (a.b.com). I put glue records in the b.com zone and setup the a.b.com zone in ...
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1answer
74 views

Run HTTP server on port 9090 (Node.js) and use Cloudflare

I wonder how I can add to Cloudflare subdomain to a specific port that can work in the browser. I open a socket using socket.io on port 9090 and have an index.html file server.listen(9090); if I ...
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34 views

Error 525 when trying to use SSL through CloudFlare

I have a subdomain set up (on a different server to my primary server) and I also have SSL set up in cloudflare, with both the key and certificate files on both servers. The following is my apache2 ...
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1answer
56 views

Configuring postfix or other software to route mail through Cloudflare or other ddos protection?

So I'm looking to set up my own mail server with postfix, but I've currently routed my web server through CloudFlare. Is there a way to route all outbound emails through some sort of proxy or ddos ...
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26 views

ERR_SSL_VERSION_OR_CIPHER_MISMATCH with Cloudflare

I have problem with redirect my website with www to non-www. I use Cloudflare. When I redirect traffic https://www.pl.make4u.eu/ to https://pl.make4u.eu/ website I get ...
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0answers
48 views

Redirecting the www subdomain to without www with Cloudflare

I have this problem. I would like the domain from https://www.pl.make4u.eu/ to be redirected to https://pl.make4u.eu/, however the DNS_PROBE_FINISHED_NXDOMAIN problem I have. I do not know if where ...
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2answers
28 views

Is ssl CName important for search engine?

My site is under cloudflare and of course I am using free ssl from their side. So, what what can I have sanctions on the site from the search engines while using free ssl? Or what benefits will I ...
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1answer
46 views

ssl (letsencrypt) for the following scheme: server (dynamic ip) -> ddns (no-ip) -> cloudflare -> hostname

My setup is as follows: Dedicated server (Linux) with dynamic IP address NO-IP domain name domain name When I want to access my system (server), I access my domain, which redirects me to my NO-IP ...
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41 views

nginx req_limit not triggering fail2ban event (cloudflare api)

like the topic states im trying to setup fail2ban for nginx but im having some problems. I want to watch the req_limit error in the nginx error.log and ban the ip on cloudflare via fail2ban, so no ...
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1answer
76 views

Why should Cloudflare LB point to another AWS/GC/etc. LB?

I am aware Cloudflare has a security focus, but considering it also provides load balancing, why should I have it point to yet another load balancer e.g. AWS ELB?
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49 views

Does a proxy server in front of a file server consume bandwidth?

I am new and learning how to setup a proxy server in front of my file server. My initial setup is as follows: User <-> CloudFlare [dns] <-> Web/proxy server [www] <-> File Server [...
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3answers
154 views

How to setup apache with multiple websites using one IP address, separate virtual host files and Cloudflare SSL

I'm using ubuntu 16 LAMP stack. I currently have virtual host files setup for each domain with cloudflare dns pointing to the same IP for 2 Wordpress sites. I'm using cloudflare to generate a free ...
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1answer
69 views

How to delegate a whole domain to another server though CloudFlare?

I'm facing some difficulties today. I have an Italian domain name, and the Italian Authority (NIC) is very restrictive. For example, you can't have 2 NS records having the same IP address. So in fact, ...
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17 views

WordPress High Availability Setup - Feedback needed [duplicate]

So I got the lucky job to setup a High Availability WordPress Setup to serve around 100k views per Day. I started to create a server diagram and would like to hear your feedback for improvements. ...
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4answers
185 views

Terminating SSL at Cloudflare level. Do I get performance gains?

I saw in a post that terminating SSL at Cloudflare level and HTTP only traffic from Cloudflare to origin gives a performance boost since SSL is negotiated only at the edge. I run a website (mostly ...
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DNS EMAIL errors in Cpanel and Cloudflare [duplicate]

I have a problem with my DNS records and cannot get an email to receive. MXtoolbox tells me DMARK is not set up but I added the records. It says I I have a problem with SMTP resolution. Cloudflare ...
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How to setup cloudflare with 2 domains pointing to one heroku instance

We have 2 domains (firstdomain.com & seconddomain.com) which points to single heroku instance. We use Full SSL option on both domains (CF settigns). Now we have to upload certificate from ...
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45 views

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 ...
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2answers
79 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....
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1answer
196 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 ...
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1answer
29 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 ...
1
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1answer
267 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 ...
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1answer
37 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 ...
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49 views

Sendmail from PHP mail() deferred, finds recipient's Cloudflare IP

I'm guessing this is a small issue, but I haven't been able to find someone with the exact problem before. I have a mailserver on a domain, let's say mymail.com. In Cloudflare, this domain's DNS ...
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1answer
101 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 ...
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278 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 ...
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1answer
38 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 ...
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1answer
66 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 ...
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61 views

Hidden Service in nginx always brings to the site in ClearNet

I have created an Hidden Service, but I am having toubles doing it. As they says the official instructions here, https://www.torproject.org/docs/tor-onion-service I started everything fine and it ...
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1answer
694 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: ...
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1answer
54 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 ...
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1answer
53 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 ...
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0answers
36 views

Realise Mixed CDNs

I have seen "mixed CDNs" in some threads, which are not completely clear. For my website (hosted by a server in Alibaba China), I'm trying to use Alibaba CDN for visits from China and another oversee ...
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0answers
72 views

SSL doesn't work for Cloudflare Universal SSL

I have Cloudflare account hosting my multiple sites. It has Universal SSL enabled and SSL mode is flexible. I have a new webserver which needs to be on https. As per Cloudflare blogs, no need to ...
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1answer
98 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 ...
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1answer
97 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 ...
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2answers
242 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 ...
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2answers
185 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 ...
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1answer
386 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 ...
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1answer
30 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 ...
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3answers
331 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 ...
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1answer
81 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 ...