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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2
votes
2answers
958 views

Cloudflare doesn't cache as expected

I'm wondering why Cloulflare would not cache a certain static js file. Given the reuqest: curl -I http://www.testlifeinuk.com/dist/lifeinuk.js the headers returned like: HTTP/1.1 200 OK Date: ...
2
votes
2answers
909 views

Correct usage of whitelisting cloudflare IPs in iptables

I'm relatively new to using the command line so I'm understandably nervous about fiddling around with IP tables and accidentally doing something wrong which consequently opens up vulnerabilities in ...
0
votes
2answers
85 views

How do I find the cause of http to https redirect loop?

I setup owncloud on a new box recently (Apache/2.4.10 Debian). This was before I got an ssl cert through Let's Encrypt. I've been trying to force http to https, but I always end up with redirect ...
0
votes
2answers
1k views

Https url appended with port 80 using CloudFlare, Nginx, and Thin

I have a Nginx setup for my Thin server running a Ruby on Rails project. Nginx is currently the endpoint for my SSL. I recently had some issues with attacks on my webserver, so I decided to add ...
0
votes
2answers
466 views

Having trouble removing HTTP header “Cache-control”

I'm trying to get my assets cached using Cloudflare Cloudflare states here that "CloudFlare will not cache your site or static content if you have no-cache and private headers coming from your ...
0
votes
2answers
121 views

How can I use Lighttpd's $HTTP[“remoteip”] together with Cloudflare?

I am using Clodflare DNS. I only want to allow certain IPs to access certain files. How can I set up my lighttpd.conf to properly detect the correct IP? I know how to do it for the access.log. Is it ...
0
votes
2answers
615 views

Wordpress feed does not update after APC and Cloudflare

I am running a Wordpress site on a Ubuntu server. I installed APC and setup Cloudflare. After that I started having a strange problem with the feed. When I check the feed on the browser, I can see ...
4
votes
1answer
236 views

nginx and cloudlfare ip confusion?

I am using the below config in http block of my nginx.conf to get real ip while using Cloudflare acceleration service: ## Cloudflare settings to get Real IP's set_real_ip_from ...
4
votes
1answer
501 views

Amazon S3 appears to be blocking cloudflare IP addresses. How do I fix it?

I have static content that is being served by Cloudflare. Cloudflare points to Amazon S3 to pick up the static content and serves it via a CNAME (cdn.mydomain.com). The bucket is setup properly and ...
1
vote
1answer
834 views

How to log clients' real IPs when using CloudFlare + Nginx + Apache

I've been stuck for days trying to solve this problem, I hope someone can help me with this. I have Nginx stands as a reverse proxy in front of Apache. I'm able to log clients' real IPs by using ...
0
votes
1answer
11 views

Log access to cached content by 3rd party

The question is pretty much the same as this one: How to log a request to apache access log if it's cached by Varnish but instead of varnish let's say I am using CloudFlare. Is there any way to ...
0
votes
1answer
44 views

What's going wrong with my AWS domain?

I registered a domain with AWS, but I have my server at Heroku and wanted to use CloudFlare with it. So I set out to set this up. I now have my nameservers pointing to tim.ns.cloudflare.com and ...
0
votes
1answer
48 views

DNS Issues connection with AT&

I run a new website called Yclas.com. I am bootstrapping the business and finally got the first paid customers but I am stuck with an issue with 2 customers from USA. This 2 customers use AT&T as ...
0
votes
1answer
449 views

ERR_SSL_VERSION_OR_CIPHER_MISMATCH on Ubuntu

I'm running wordpress on a Digitalocean VPS with cloudflare installed. My ssl was working perfectly till a few days ago when a buch of clients informed me they received the following error when ...
0
votes
1answer
32 views

Inbound IPTables rules based on queried domain

I have an odd situation and I'm not entirely sure if it is even possible in IPTables. If it isn't, that's fine and I can do without. If it is, fantastic, I'd love to see how to implement it. So, my ...
0
votes
1answer
551 views

HaProxy + CloudFlare

I am trying to setup HaProxy with DDoS protection rules (rate limiting). However, I think HaProxy is now rate limiting CloudFlare IPs instead of Visitor/Real IPs. (note: my site itself is fine, ...
0
votes
1answer
236 views

How to debug nginx + php-fpm download failures?

Downloads fail after all data downloaded on nginx + php-fpm. I'm controlling downloads of zip files (roughly 100mb each) with a PHP script that streams the file directly to the client. I'm using ...
0
votes
1answer
255 views

Configuration issue with HttpRealipModule (CloudFlare) in nginx configuration file

I've been attempting to use HttpRealipModule with the CloudFlare IP range in my main nginx configuration file but upon restarting nginx I'll just get a standard `"configuration file ...
0
votes
1answer
113 views

CloudFlare dashboards empty, or performance issues

I wanted to test CloudFlare performance so I set my image gallery domain on it and started testing. I have added PageRules for caching. And chose the Security: Essentially Off. I checked NS check ...
0
votes
1answer
151 views

powweb and cloudflare

I am using powweb as hosting provider and cloudflare as free cdn. Its been few weeks since my website is down and it says "website down, no cache version available". And to add more to it, I cannot ...
0
votes
1answer
204 views

Free Web Forwarding without Nameservers

I have a site running Google App Engine and using CloudFlare (a free CDN proxy, using its own nameserver). This leaves me with no options for the root domain. App Engine does not support naked ...
-1
votes
1answer
58 views

I can't prepend HTTP://WWW to the URL when I redirect to the same domain

There is this WordPress application on OpenShift that uses CloudFlare as DNS server. OpenShift gives us a URL such as app-user.rhcloud.com and allow you to add alias. Such as www.website.comand ...
-1
votes
1answer
40 views

Un-Noticed Vulnerability, I need to know if i should do anything

Possible Web-Site Vulnerability. I'm not sure if this is the right place to ask this, but I am running my own website, that is still currently being developed, but since it is 'Open as Beta' it is ...
-1
votes
1answer
171 views

Blocking request with query string

I'm an under a DDoS attack though I have cloud flare.. I found out that the attacker is accessing the server using query strings "?a=randomnumber" I don't use query strings in my website so I need ...
-2
votes
1answer
121 views

Squid Forward Proxy on Cloudflare

Is it possible to set up a forward proxy using Squid and still have Cloudflare CDN working? For example, I currently have Squid running on Ubuntu, with this being the squid.conf file. acl myhost ...
2
votes
0answers
281 views

How to bypass cloudflare caching like reddit does

Someone knows how reddit manages to bypass cloudflare static html caching once the user logs in successfully with a reload of page? I see that the current page gets reloaded after a successful login. ...
1
vote
0answers
18 views

Large RSS feed requests to non-existent URL causing 404 (and high load)

Recently I had a new site launced completly replacing a previous site. We have cloudflare in front and switched the host-name to the new site IP. Instantly we saw load go above 200+ and a constant ...
1
vote
0answers
27 views

Cannot change Nameservers to cloudflare

I have a domain but I can't change its nameservers to point Cloudflare's. I've been told that the NIC is rejecting them (it's a ccTLD), literally "your nameservers are not authoritative for that ...
1
vote
0answers
49 views

Drupal multi-site, virtual hosts and CloudFlare

I'm hoping that someone with some experience with CloudFlare can lend me some guidance. Background Drupal multi-site hosting 200+ sites, launching new sites on a regular basis. Single IP for all ...
1
vote
0answers
374 views

CloudFlare + Nginx + ngx_http_realip_module

We are currently using ngx_http_realip_module to convert CF ip's back to the users'. It works well for the most part but some ips in our access.log are still from CF. Current config in http {}: ...
1
vote
0answers
201 views

How to avoid OpenShift sub domains being cached by Google?

I've set up a custom domain with my OpenShift application. (Which is a blog) I've setup CloudFlare with page rules to redirect mydomain.com -> www.mydomain.com Now essentially, I've two aliases for my ...
1
vote
0answers
176 views

Some emails don't arrive

Yesterday, somehow a DNS Zone File got removed from Cloudflare. So after re-editing the file everything seemed okay. Now there's the problem that some emails don't arrive in the inbox. Strange thing ...
1
vote
0answers
334 views

Stuck with DNS questions during migration to AWS EC2 + Route 53

We're running a little hosting service with two nameservers registered for us at a local registrar: ns1.ourcompany.com ns2.ourcompany.com Now i want to move over to cloudflare with all the DNS ...
1
vote
0answers
711 views

nginx 502 bad gateway some files

im using cloudflare. my site working good but not loading any images, css files and js files. my server details; ubuntu 12.04 nginx/1.1.19 php5-fpm mysql you can check live here Check with www and ...
0
votes
0answers
25 views

nginx GEOIP behind cloudflare proxy showing wrong country (not of end user, but if proxy)

I am using Cloudflare and nginx geoip directives: geoip_country /usr/local/share/GeoIP/GeoIP.dat; geoip_city /usr/local/share/GeoIP/GeoLiteCity.dat; They are picking the IP up OK (as pipaddress ...
0
votes
0answers
11 views

CloudFlare not caching vBulletin php page serving image content

I have signed up with CloudFlare and while it seems to work for some pages I cannot get a rule to work correctly with php pages serving images. The page in question is: ...
0
votes
0answers
22 views

Website Guests Viewing

I'm not sure if this is the right place to ask but recently on my website, it is being taken down by "guests" as in all of a sudden I will have 13,000 guests on my website. Cloudflare nor OVH detects ...
0
votes
0answers
33 views

Why does Cloudflare DNS always resolve to the same edge servers?

Cloudflare has servers all around the globe, yet it always returns the same set of servers for a website regardless of the requester's location. For example I've run dig for curse.com (which uses ...
0
votes
0answers
28 views

Domain forwarding without running a server with CloudFlare

CloudFlare has a great option in PageRules to set up URL forwarding. I can set it to *.example.com/* to redirect everything to a different domain. My problem is that while this works perfectly, this ...
0
votes
0answers
43 views

Is there a limit for the overall cache size on cloudflare?

I want to cache and pressed static JPG map tiles on cloudflare. Those around 10KB files each, but in total quite some GB. Is there a limit of objects or total size of cached objects? (Free Plan if ...
0
votes
0answers
32 views

Nginx - add a subdomain to a running webserver using the same SSL cert

I am running a web server on a Lemp installation. My website is "protected" by CloudFlare, using SSL-full (differences between SSL setups on CloudFlare), hence i have a self-signed certificate which ...
0
votes
0answers
60 views

Methods for selecting log_format with nginx for every request?

I'm using nginx/1.9 and CloudFlare as CDN. For one virtual host within my nginx web server there is the possibility to route through the CDN and route directly to my origin. Due to some legal stuff I ...
0
votes
0answers
172 views

Cloudflare integration with Azure websites

On cloudflare, I have given below details for example.com A record pointing to Azure IP www CNAME record to example.azurewebsites.net Cloudflare routing is working for example.com and ...
0
votes
0answers
79 views

How to connect Amazon EC2 with Cloudflare?

I'm trying to set up Amazon EC2 with Cloudflare for more than one day. I already added all the information NS failover with NS route53 no Cloudflare but nothing works. Someone got success to connect ...
0
votes
0answers
143 views

Bad Gateway - NGINX Load Balancer Cloudflare

I have configured an NGINX 'load-balancer' to sit in front of my site. Right now my backend consists of only one server, but I plan to add more to actually utilize the 'load-balancing' of NGINX. If I ...
0
votes
0answers
86 views

Delay for CNAME entries on Cloudflare, or any other restriction?

I have a domain like "example.org" at CloudFlare. I have a CDN at Amazon and would like a CNAME subdomain pointing to the CDN host. I have added a CNAME called "documents.public" pointing to the CDN ...
0
votes
0answers
673 views

apache + varnish + cloudflare Log IP's

trying to log the real ip of the visitors to a site, with a server running apache, varnish and cloudflare. im currently logging the cloudflare server IP's from visitors, after altering the ...
0
votes
0answers
38 views

Website Times Out In The UK

My site is unavailable intermittently. Unfortunately the server suffered a melt down and my host had to restore me to another server from an antiquated backup. They sorted out the DNS to point to the ...
-1
votes
0answers
24 views

HTTPS redirects with cloudflare SSL

I am using the Cloudflare to expose my application server as http and https. Because the nginx back-end is http, internal redirects (http 201, 301, 302) contain the server http address in the Location ...