Questions tagged [cdn]

A content delivery network or content distribution network (CDN) is a system of computers containing copies of data placed at various nodes of a network.

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1answer
57 views

Cloudflare plus Nginx plus Tomcat - is Nginx redundant?

With my past project, I have Nginx serving static files as well as being a reverse proxy for Tomcat (backend written in Java). There was no Cloudflare or other CDN. With my current project, I have ...
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1answer
36 views

Combine Amazon Cloudfront with Cloudflare?

Has anyone tried to combine Amazon Cloudfront with Cloudflare, as below: In Cloudflare, add example.com to Cloudflare and update the DNS to proxy the website. In Amazon, add a Cloudfront distribution ...
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CDN or Cloudflare for a site with over 1.2TB of images a month [duplicate]

We have a travel marketplace site where we have over 70GB of images that are then served each month over 1.2TB. We currently use Cloudflare, and they can cache about 30% of the requests. We use next....
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1answer
74 views

For a website behind a CDN, does it make sense to combine JavaScript into one file and host it on my server?

Currently, my website loads JavaScript libraries from several CDN providers (cloudflare, unpckg, etc.) and it is working through a CDN (cloudflare). Does it make sense to combine all third-party ...
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3answers
456 views

Will website with frequently updated server-generated content benefit from CDN?

My website has some static (JavaScript, images) content as well as server-generated content which is updated several times a day. Will it benefit from CDN?
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1answer
43 views

Azure CDN from Verizon Premium HTTP to HTTPS redirect

I have created an Azure CDN endpoint (like example.azureedge.net) using Verizon Premium Pricing Tier. I want to create a rule to redirect to the HTTPS protocol (like https://example.azureedge.net) ...
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1answer
23 views

If I disable indexing from the CDN server robots.txt file will this create an SEO issue?

I have 1 own website and 1 CDN server. I have CSS, JS and images on my CDN server. All the CSS, JS and images on my own website come from the CDN server. If I block my CDN server with a robots.txt ...
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1answer
58 views

Could a specific website be blocked or throttled for all users by Verizon

UPDATE: The issue was in fact a Verizon "routing" issue. I reached out to Verizon and was given the go around, so I contacted my host who did some testing. We used Nord VPN to mask the ...
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20 views

Cloudflare Pending validation error due to VirusTotal

My domain (quảcầu.cc/xn--qucu-hr5aza.cc) couldn't receive certification due to an error: When I checked with VirusTotal, only one security vendor flagged this URL as malicious. The rest flagged it ...
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1answer
100 views

Should I use DNS prefetch and preconnect when loading resources from CDN?

In my web page I load around 12 resources from jsdelivr (CSS and JS). Should I optimize it with one (or both) of following techniques? If yes, should I put the tags right before loading tags or at the ...
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31 views

Cloudflare free version asked to update name server again after 1 month for one of the domains [closed]

I have moved one of my website to use Free cloudflare CDN so i changed my Name servers on my registrar to point to cloudflare Name server When setting up i was asked to change name server to ...
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47 views

Website performance gone down after cloudflare cdn activated

I wanted to checkout Cloudflare CDN free version for old website and activate CDN for it and noticed that website performance was hit after activating CDN. What could be reason as I am new to ...
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1answer
219 views

Effect of a CDN on latency of an overseas web server

I'm trying to understand the effect a CDN can have on latency. I tried pinging three different web servers, two of which are based in France. Here are the results I got at the time of the test: ...
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50 views

Is cloudlayar a legit protection service?

I recently came across a very cheap protection service similar to Cloudflare called Cloudlayar: https://cloudlayar.com/ It's a bit weird because the prices are too good to be true, no PayPal (so ...
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1answer
110 views

Cache-Control for ads.txt, robots.txt and sitemap.xml files that are generated dynamically

I have some "static files" that I build on the fly, because they are generated dynamically. ads.txt robots.txt sitemap.xml What is the ideal Cache-Control for those files? PS: My server is ...
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2answers
36 views

How to ensure image search optimization when hosting on a content delivery network?

To improve my websites' user experience, I want to optimize site speed, as well as search engine ranking. Google stated that Improving web speed can benefit ranking in search engine results, but apart ...
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1answer
146 views

Is there a risk to hosting service if hot-potato site is using cloudflare?

Picture a politically hot website that might be subject to a DDOS attack. If that site is hosted at examplehosting.com and then uses cloudflare or another CDN, is the hosting service vulnerable to a ...
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1answer
29 views

Disable hotlinking or saving or your images online?

I have some JavaScript and CSS to block right clicks and stuff and everything is on cloudflare CDN which tells me when I get hotlinked. Is there a way to stop this?
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28 views

Can WordPress plugins W3 Cache, Autoptimize, Stackpath CDN, and Shortpixel be used together? [closed]

I'm trying to combine some WordPress plugins to speed up my websites. Can I use W3 Cache Autoptimize a CDN with Stackpath, Shortpixel Image Optimization together at the same time? Are there any ...
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1answer
37 views

Why does Cloudflare seem to be caching 522 responses for resources?

I have a number of different websites hosted in cpanel and proxied through Cloudflare. The symptoms I'm getting are as follows: One of my hosted customers will contact me to say something isn't ...
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1answer
78 views

Is there any way to find main domain with addon domain?

I want to rent a host that support 8 addon domains. I will use the Cloudflare CDN for my domains. Please tell me is that possible for others (people or robots) to identify my other websites? Thanks
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152 views

How does Cloudflare do HTTPS for my site when I haven't provided them with an ssl certificate?

I setup cloudflare today. It only asked me to add its nameservers to my domain. After doing that I'm able to access my site at my domain name but it's now cloudflare's IP. This is all good and as ...
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1answer
66 views

Why do CDNs use push for larger files?

As I learn about Content Delivery Networks (CDNs), every source I read online says that pull zones are used more frequently, while push zones are used for larger files or files that don't change often....
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1answer
29 views

Has jsdelivr stopped to provide js-lib concat service?

I used jsdelivr for a long time. It has a very strong feature: https://cdn.jsdelivr.net/g/jquery@3.2.1,jquery.ui@1.11.4 However, recently it looks like they've stopped updating this. For instance, ...
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1answer
95 views

Migration from Jetpack Image CDN to Cloudflare

Like most of the Wordpress site owners, I have been using Jetpack's Image CDN for delivering images across the world on my site. Lately, I came across this article stating that there is no harm in ...
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18 views

Geo specific content and CDN caching [closed]

Our Wordpress website has a list of products which is generated on the server side. Depending on user ip (country) the list gets populated with different items. Some products are meant to be displayed ...
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0answers
21 views

Increase of Googlebot response time after CDN implementation

Problem: We have a site hosted in Germany that is suffixed with ".de". Recently, we implemented a CDN with Cloudflare. Shortly after our Googlebot response times increased from 60-100ms to 400-500ms. ...
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1answer
56 views

CDN cached PHP page vs HTML one - Loading speed

Is there any difference at all in terms of loading speed if we have a fully cached PHP generated site (by for example, using CloudFlare rules "Cache everything") and a HTML page? Cloudflare allows ...
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62 views

Can you Bring Your Own IP to Akamai?

Most clouds allow one to bring ones own IP networks. Is this also possible with Akamai or is one stuck with their networks?
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1answer
39 views

Googlebot-Image incorrectly crossing domain URLs

My website (www.example.com) has all of my images hosted via CDN under a different sub-domain (cdn.example.com). We've noticed an odd behavior recently, that seems as though Googlebot-Image/1.0 is ...
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1answer
44 views

Why don't CDNs reveal an IP to be used as an ANAME (alias)?

I've read through the docs on AWS CloudFront and CloudFlare CDN, and both of them appear to require either ownership (to be the registrar) of a domain, or at least to have their DNS pointed to as the ...
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When you use a cdn to deliver images how does google index it?

I have started using a CDN on my website, the image links are as follows: "https://cdn.shortpixel.ai/client/q_lossy,ret_img/https://my-domain-name.example/wp-content/uploads/2018/12/logo-1.png In ...
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2answers
286 views

Is CDN bad for image SEO?

I found a blog post on Shopify about image optimization with the following statement: By placing your images on a CDN, you are most likely removing the image from your domain and placing it on the ...
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2answers
400 views

What to do when changing or moving off of a CDN to redirect images?

I am moving a site off of a CDN where all the images are cached and served: https://some-cdn.example/my-image.jpg The image will now live here: https://myurl.example/my-image.jpg Many of these ...
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1answer
1k views

IllegalLocationConstraintException on CloudFront (with S3)

I have created an S3 and I uploaded files on the bucket successfully. Now, I am trying to make it work with CloudFront however it is giving me IllegalLocationConstraintException The ap-east-1 ...
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How do I register a custom domain in Azure when I cannot add the Azure Web App hostname as a CNAME to our domain?

Let's assume we're running a website on greatwebsite.com. This is a multilingual website, and we're using /en, /de, /fr as path prefixes to handle languages (and not via top level domains). We're ...
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62 views

When using an image server on a separate domain, should we link directly to the image URL and restrict crawling, or redirect through our domain?

I have a large number of images stored on a separate server, these URLs currently go through a 302 redirect. I think these additional pages are a total waste of time for Google to crawl. At the ...
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1answer
40 views

How can CloudFlare help me? [duplicate]

CloudFlare help needed Recently I was looking for a free CDN service. I was looking for free subscription. Someone suggested me cloudflare for this. I registered here but it seems to be complex for ...
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1answer
3k views

Using the Internet Archive’s Wayback Machine as a CDN

Can the Internet Archive’s Wayback Machine be used as a content-distribution network (CDN)? Aside from the moral problem of stealing bandwidth from an organization I love, would serving a unique file ...
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1answer
2k views

ERROR: The request could not be satisfied - Amazon CloudFront CDN

Amazon's Cloudfront CDN requires correct connection to your origin in order to work properly without any 502 bad gateway error. I did setup everything alright. For example: Cloudfront URL: https://...
4
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1answer
359 views

Why pay for a distributed DNS service when ISPs cache lookups?

Suppose I've purchased example.com from my neighbor's startup domain name company, superlowcostdomainnames.com (aka SlowDNS). At first DNS is a bit of a performance drag, because SlowDNSs servers are ...
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0answers
1k views

Disable caching for subdomain on Cloudflare?

How can I disable caching for a subdomain on Cloudflare but keep SSL?
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2answers
91 views

Will CDN affect my SEO?

I'm planning to use a CDN for hosting all my website files. This is because it makes the site load faster. My boss asked me a question before implementing this. Will this affect the SEO in any way. My ...
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0answers
607 views

Will introducing a CDN for images on a subdomain dilute our PageRank or hurt our rankings?

Background: We run a product aggregator site. We list 20k products which will grow to 200k within the next year and also have a section of the site where users can take those product images and ...
3
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1answer
822 views

Google intermittently fails to download CSS and JS from CloudFront CDN

We noticed a lot of "Mobile Usability" errors in the Search Console. When I clicked on them and chose "Check live version" option - it always said the page was mobile friendly. However, the mobile ...
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59 views

Increase in self-referrals in Google Analytics since implementation of CDN

Since the implementation of a CDN, my self-referrals have gone from being non-existent to thousands per day, the referral report in analytics with full referrer as a secondary dimension show that the ...
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1answer
47 views

Duplicating CDN content under different domains

I have the english version of my site under mysamplewebsite.com, I serve all of the image content from cdn.mysamplewebsite.com. I also have the localized versions of the .com site under top level ...
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0answers
613 views

CloudFront very slow TTFB after enabling HTTP/2

My site was running on HTTP/1.1 with CloudFront at front, Webpagetest reports the load time usually at 2 seconds. Yesterday I enabled HTTP/2 (and SSL) on CloudFront, hoping to see an improvement. The ...
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1answer
40 views

eCommerce: Do Content Delivery Networks 'see' customer exchanges/data?

I am thinking of using a Content Delivery Network. CloudFare being the most popular and initial obvious choice. The website is an eCommerce site. As such, there will be exchanges of customer's ...
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2answers
2k views

Is it possible to block cookies that are set by externally hosted content?

Is it possible to block cookies that are set by externally hosted content embedded in a page? For example if I embed an image from a CDN, the response for this image may contain a Set-Cookie header, ...

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