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.
229
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1answer
33 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
20 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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0answers
9 views
How 'Not to Cache' WordPress Admin Panel Over CloudFront?
I've setup a CloudFront distribution to benefit from AWS global caching service.
I want to compare the performance before applying it onto the main domain.
The setup is as follows:
Main domain is ...
0
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1answer
22 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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0answers
14 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
16 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
27 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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0answers
37 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?
3
votes
1answer
28 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 ...
2
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1answer
28 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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0answers
52 views
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
163 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
165 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 ...
2
votes
1answer
554 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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0answers
11 views
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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0answers
48 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
39 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
967 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
votes
1answer
355 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
768 views
Disable caching for subdomain on Cloudflare?
How can I disable caching for a subdomain on Cloudflare but keep SSL?
2
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2answers
81 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
492 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 ...
2
votes
1answer
630 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 ...
4
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0answers
49 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
36 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
489 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 ...
2
votes
1answer
39 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 ...
5
votes
2answers
909 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, ...
8
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2answers
2k views
Facebook crawler with no user agent spamming our site in possible DoS attack
Crawlers registered to Facebook (ipv6 ending in :face:b00c::1) were slamming our site, seeing 10s of thousands of hits in just 20 minutes. We noticed they didn't have a user agent in the header and ...
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1answer
221 views
If I choose to use a naked domain for my website (no www), will I be unable to use a CDN later?
I would like to use a naked domain instead of one with a sub domain but am worried about some potential issues down the line.
It is an ecommerce site so if the site grows then a content delivery ...
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1answer
50 views
How can any media-driven website be profitable with a CDN?
Long story short, I run a website where users upload their own content. Photos and videos. Everything is posted directly to an AWS S3 Bucket, then propagated out to a CDN. I have users all over the ...
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1answer
304 views
CDN setup without nameserver AND cname manipulation
Is it possible? Does somebody know, how is it technically possible to setup a CDN without nameserver and cname manipulation?
3
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1answer
423 views
Performance Issues Using SSL With Cloudflare
I have been using Cloudflare for a while without much consideration to what it was doing. Today I have noticed that there is around 500ms of delay when I view a web page over https when Cloudflare is ...
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0answers
304 views
How to prevent CDN content URLs being indexed by Google [duplicate]
Well, robots.txt prevent crawling and meta robots tag in HTML (or) X-Robots-Tag HTTP header prevents indexing (and other functionalities available too).
So, even when a URL is disallowed in robots....
3
votes
1answer
796 views
“Resources with a “?” in the URL are not cached by some proxy caching servers”
I'm using query strings to burst out of cache, e.g.: mysite.css?201708311009 where the date is that of the last modification date of the file.
Running a speed test on PingDom gets me this result:
...
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0answers
60 views
Effective and cheap way of hosting images [closed]
I'm making a website that uses mostly images, they take up to 150gb disk space. My VPS is only 40GB SSD and I'm looking for a way to host images elsewhere. How can I achieve that? What are the ways - ...
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0answers
48 views
Duplicate content with image CDN [duplicate]
I'm in a similar situation as this user:
CDN virtual subdomain causes duplicated content
However, I have yet to create the CDN.
My question has 2 parts:
Part 1:
I think I may have found an issue ...
2
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0answers
61 views
Will a US, Asia, and Europe CDN improve page load time for Central American visitors to a US hosted site?
The CDN's location servers are on US, Europe, and Asia. The web page is hosted in US. Visitors to your website are only from Central America.
Will the website page load time be benefit if that CDN ...
4
votes
1answer
171 views
Parallelize downloads with one server by using apache
People seem to be pushing all of this as a way to sell CDNs, but surely it can be just done with apache. If browsers can only download 8 files at a time from website.com, why cant I just setup 2 ...
3
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5answers
76 views
Moving website images to remote server vs moving database to remote server
I have a wordpress website that has gotten too big for a single server. I need to decide whether I should host the database externally i.e. purchase another server for the DB or if i should host the ...
2
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0answers
30 views
Point second domain at website when only CloudFlare IPs have been white listed for first domain
I blocked the IP address of my website because I'm using CloudFlare whose IPs I've white listed.
I have another domain which I want to point to my site. Besides an IP address is there anyway I can ...
2
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1answer
50 views
Can I migrate the hosting of my CDN configured site?
My site is CloudFlare Free CDN configured & I am planning to migrate my hosting. Can I do so, since its CDN configured?
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1answer
194 views
Can I use CloudFlare DNS without using their service and point DNS to Incapsula?
I have been using CloudFlare for a few years as well as Incapsula and while CloudFlare excels in CDN, it is far far far behind in terms of security. Incapsula on the other hand rocks for security (at ...
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0answers
26 views
“Site unreachable” when using asset parallelization with Cloudflare CDN [closed]
I use WordPress site with CDN (Cloudflare). I want to serve static files(images, js, and css) from a different static cookieless domain.
I create subdomains in my DNS, but I can't add images or ...
2
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1answer
251 views
Remote CDN: Pro's and Cons of grouping CSS and JS
I'd like to know the pros and cons of grouping external CSS and JavaScript files. The grouping method I'm referring to often seen by external libraries providers such as Google fonts and jsDelivr.
...
2
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2answers
1k views
CloudFlare isn't working as CDN
Perhaps I'm not getting it as should, but as far as I got it, CloudFlare should use local(geographically) servers, relative to the user, to deliver the content. But instead, I'm getting all the time ...
0
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1answer
305 views
Does adding CDN stops Google from crawling?
I want to add Cloudflare free CDN to my site but worried about whether Google bots will be able to crawl my site later on or not.
0
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1answer
218 views
Cloudflare disallow directory
I've disallowed a directory by following this and looked at cloudflare's KB
I've turned off all the features from the page rules:
Here are a few that are not disabled because I didn't think I needed ...
3
votes
1answer
370 views
Google Search Console “Indexed Pages” spike and traffic loss after image CDN switch
Back on 2/7, we changed CDNs from Amazon Cloudfront to StackPath for the images on our popular sports website. We ticked off the "use canonical headers" option when doing so. Starting on 2/12, we ...
