CloudFlare is a content delivery network and distributed domain name server service marketed as improving website performance and speed and providing security.
Questions tagged [cloudflare]
604 questions
20
votes
5 answers
Access my server through SSH with the domain (with Cloudflare)
I have this server (44.44.44.44, for instance) running a webserver. I have routed pollnote.com to the server to access my webserver. Everything works fine.
To access the server, I added my Public Key to .ssh/authorized_keys so I can do ssh…
15
votes
1 answer
Does cloudflare know the decrypted content when using a https connection?
CloudFlare provides ssl support. However, if a visitor visits a website protected by CloudFlare, is CloudFlare able to know the plain data transfered during this visit?
There are a few SSL options:
Flexible SSL
Full SSL
Full SSL (strict)
I know…
xuhdev
- 1,012
14
votes
6 answers
Using namecheap dns with cloudflare
Since CloudFlare doesn't provide E-mail forwarding I need to leave my DNS management on Namecheap.
What DNS records (A,CNAME,...) would I need to point to CloudFlare (and to where) to be able to still use their functionality whilst leaving the rest…
Onitlikesonic
- 1,291
- 5
- 19
- 25
14
votes
1 answer
Why does my Let's Encrypt certificate contain references to Cloudflare?
I own a website that uses a Let's Encrypt certificate. It's not behind Cloudflare, it's hosted at OVH and I'm accepting direct traffic from it.
Now, I set up an apache2 webserver and used certbot to automatically generate a certificate. The problem…
lolc
- 161
13
votes
3 answers
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 the user and CloudFlare uses HTTPS, all the remaining uses…
Vítor Baptista
- 231
13
votes
1 answer
Adding CloudFlare to S3 bucket
I have an Amazon S3 bucket that contains thousands of JPGs and similar media assets. (It's the storage for my forums.) I don't host a static site in this bucket (no HTML of any kind) and it's completely open for the public to read (so the forum…
Eric
- 1,167
11
votes
7 answers
How do I deny all requests not from cloudflare?
I've recently gotten denial of service attacks from multiple proxy ips, so I installed cloudflare to prevent this. Then I started noticing that they're bypassing cloudflare by connecting directly to the server's ip address and forging the host…
user177333
10
votes
2 answers
Using CloudFlare as the only load balancer
Say I have 3 VPS nodes with Linode to serve traffic on a single website. Linode themselves provide a node balancing solution.
But I use CloudFlare and was wondering after I read their blog article on their architecture if it was necessary to use…
Masum
- 228
9
votes
1 answer
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 CloudFlare
How to host a website on S3?
I was…
user1861174
- 253
- 1
- 3
9
votes
4 answers
Cloudflare not caching static files as expected (cf-cache-status: MISS)
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: Mon, 12 Jan 2015 10:59:21 GMT
Content-Type:…
Wudong
- 201
9
votes
3 answers
Redirect loop using cloudflare's Flexible ssl
I am trying to implement Flexible SSL provided by CloudFlare to my site.
Here is my nginx config:
# PHP-FPM upstream; change it accordingly to your local config!
upstream php-fpm {
server 127.0.0.1:9000;
}
server {
listen 80;
…
Deqq
- 141
- 1
- 1
- 3
9
votes
2 answers
Setting up CloudFlare with Route 53?
I'm trying to get CloudFlare to sit in front of Route 53. I have my main web server on an ELB (which doesn't have an IP address). CloudFlare needs an IP for an A record, so how can I accomplish this?
Shamoon
- 901
8
votes
1 answer
Cloudflare + AWS route 53 combined to handle records
I bought my domain from Godaddy,
I use cloudflare for most of my services, so i added the nameserver to my godaddy domain configuration.
So lets say I have
api.mydomain.com
firmware.mydomain.com
forum.mydomain.com
as CNAME records pointed to my…
John
- 341
8
votes
1 answer
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.
Response headers before login:
CF-Cache-Status:…
jithujose
- 241
8
votes
3 answers
Allowing outgoing connections to a particular IP with ufw
I have disabled outgoing connections as a whole with UFW seeing that I didn't want to take chances with my vBulletin forum exposing my server's IP address to attackers (I use CloudFlare).
As I've done this, I've noticed I am unable to query one…
Lorenc
- 137