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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Proxy requests from origin to CDN

Reading Google's web.dev article on Optimize Largest Contentful Paint (https://web.dev/optimize-lcp), there is a section that talks about using CDNs which says While image CDNs are a great way to ...
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All-In-One-SEO plugin sitemap is blank

recently I was working on a project and needed to upload the sitemap to Google search console, I am using All-in-One-SEO plugin for generating sitemap and SEO of this site. However when I go to the ...
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CDN changes URLs to cdn.example.com

I am testing a CDN. All the website URLs are being changed from www.example.com to cdn.example.com and this will lead to a SEO drop. I have followed the procedure and asked the support service, with ...
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Will use of CMS affects SEO? [duplicate]

I have a website, the content is managed by Contentful. That includes PDFs and images. Now there are two ways for me to link and include those assets and images in my website. Using Contentful's API. ...
1 vote
1 answer
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Minify at the web server level or at CDN level?

I run a Buddypress community-based website (Wordpress) and currently my site speed score is E. I am planning to buy WP Rocket because I really want to make my site faster. I use the following services:...
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1 answer
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What is the difference between uploading a file on CDN and having a file cached by CDN?

I have a website which is cached by CDN cloudfare. I have some js/css files which I want to upload. What is the difference in terms of performance and bandwidth consumed by my website between ...
2 votes
2 answers
102 views

Cannot upload sitemap from other domain in Google Search Console

In the screenshot of Google Search Console below, I am looking at my property at example.com/my-site. The black scribble is my site at example.com/my-site, and the yellow is me attempting to link my ...
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CDN SSL Sertificate - Two web sites on IIS 7.0 - Port 443 Issue

I am using imperva CDN as proxy for my two web sites. Also i am using IIS 7.0 (Windows server 2008-R2) as my web host. Web site 1 is like : www.test-1.com Web site 2 is like : www.test-2.com After ...
1 vote
1 answer
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Prevent Imperva CDN from showing origin IP info when we stop web site on IIS

I am using a CDN as proxy for my web site. When i stop that web site on IIS & open web site in browser(without https://) default page of IIS shows like below: CDN supports SSL. For configure web ...
2 votes
1 answer
109 views

Will Google Optimize work with server side caching and a CDN?

My website is using WordPress + WP Rocket Cache plugin + Cloudflare CDN Cache. Will Google Optmize works with such a case? In my understanding, as Google Optimize will change the web page source file, ...
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1 answer
223 views

Associate Contentful assets to my webpage domain

So I have a website (let say it is example.com) that has it's content managed by Contentful. That includes assets like images and PDFs, which currently can be accessed through images.ctfassets.net/... ...
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2 answers
521 views

Why should I use CDN when 97% of my traffic is from one country?

I'm surprised many people highly recommend CDN! I'm dealing with an online store where 97% of its website traffic comes from one country, which considering the cost incurred shows that this site does ...
3 votes
1 answer
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CDN Relative Path Appearing as Canonical URL (Rank Math SEO)

I have 1300+ pages that have 'non-canonical pages in sitemap' issue based on Ahrefs. All of the canonical URLs are DNS URL like this. I would like to set the canonical URL to be the same as the URL's ...
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1 answer
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How to use cdn cache with login status in menu?

On my website I have in the header a button called either "Login" or the name of the user if he is logged in with a small avatar. I don't use any cache, so the text for the header is ...
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2 votes
1 answer
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Can you restrict a CDN to a list of domains/URLs?

I would like to serve a JS file by CDN, but I want to be able to control the sites/pages that are allowed to use it. (Using the CDN. I know people can still just copy the file if they wanted to.) Is ...
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Cloudflare firewall rule blocks bot traffic only partially

We’ve got some trouble with bot traffic (likely scraping) on a website that’s hosted on a fairly small server. The bot requests a large set of changing pages in irregular intervals in the order of ~...
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Adding GoDaddy Domain name in Azure CDN endpoint

I am trying to map my custom domain purchased from GoDaddy to Azure CDN endpoint. I tried documentation steps from here https://docs.microsoft.com/en-us/azure/cdn/cdn-map-content-to-custom-domain But ...
2 votes
2 answers
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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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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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1 answer
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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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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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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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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 ...
4 votes
1 answer
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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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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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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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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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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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1 answer
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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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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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1 answer
396 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 ...
2 votes
2 answers
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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 ...
2 votes
1 answer
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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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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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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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2 votes
1 answer
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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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2 votes
1 answer
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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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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 ...
3 votes
1 answer
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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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1 answer
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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, ...
2 votes
1 answer
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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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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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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. ...
1 vote
1 answer
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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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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?
3 votes
1 answer
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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 ...
2 votes
1 answer
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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 ...
2 votes
2 answers
492 views

Is a media 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 ...
3 votes
2 answers
597 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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