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Questions tagged [cdn]

A Content Delivery Network is used to distribute data to end users of an Internet service. It is typically used for large scale distribution, and employs caching and numerous edge locations to speed up and reduce the bandwidth requirements of the process.

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Using EC2 as a Cloudfront Origin Server

Amazon has recently added the ability to use any server as an origin server for Cloudfront, removing the original S3 only restriction. My question is- how do I set this up? The AWS web-gui seems to only support the S3 buckets (still), and the ec2…
chrism2671
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AWS Cloudfront + Load Balancer, url changes from main domain to load balancer subdomain

My setup is as follows: user types example.com on the browser request goes to AWS CloudFront, which redirects HTTP to HTTPS, and forwards the request to the AWS Elastic LoadBalancer (elb.example.com) LoadBalancer forwards the request to the EC2…
Mohamed Heiba
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Is subdomain (CNAME) slower than using original address?

I am no expert at this at all, so I am wandering is there a difference in speed, etc. when using some subdomain (CNAME record) over the original address? For example, when using CDN like Amazon S3. There is an option to set up custom domain alias,…
bosniamaj
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Akamai / CDN - How much do CDNs like akamai cost?

I haven't been able to find any numbers related to cost via google or price sheets. How much do these services realistically cost (akamai, limelight, any of them)? Are there any good CDN review/comparison sites? Edit: Just got off the phone with…
John Himmelman
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Firewall rule to allow access to windows updates or other resources on a CDN?

What's the best way to poke a firewall hole in a border firewall to allow windows updates? As far as I can tell, the windows update sites are hosted on a content distribution network that can potentially change IP addresses every 30 seconds. If I…
chris
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Why do CDNs use different domain names rather than subdomains?

Many online services configure their networks to use CDNs (content delivery networks) to improve performance by allowing content to be served from geographically close locations. I have noticed that very often the CDN is served from a different…
barbecue
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How secure is CloudFlare's basic SSL

CloudFlare's basic SSL package provides SSL encryption for you site, but only between your customer's browser, and the CloudFlare server where SSL is terminated. The connection between CloudFlare and your own server is not served over SSL. How safe…
mrwooster
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SSL Cert for custom domain endpoint on Azure CDN

We have some content hosted for our Azure application on the Azure CDN - we can access this nicely over https using the standard endpoint address, however for 'neatness' our customer would like to use a custom domain with https - so we can access…
Arthur Dent
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Akamai NetStorage vs. Akamai edge service

What's the difference between using Akamai NetStorage vs. Akamai's Edge Service? Below are the concepts that I believe differentiate them but I'd like more details from more experienced people. NetStorage This is literally a high performance hosting…
Mark
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Akamai vs smaller CDN for small/medium-size ecommerce traffic? (caching, latency, NetStorage)

The small/medium sized online retail company I work for uses Akamai as our CDN for static images, but I'm wondering whether it might be hurting rather than helping and, if it's suboptimal, what we should be doing instead. We get monthly traffic of…
Aaron
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What are the benefits and drawbacks of using ETag vs LastModified as a CDN cache validator?

I'm reading this article on Azure CDN. I can either control caching with: An ETag Last Modified Default heuristics What are the benefits and drawbacks of the first two choices? Does it matter? Places where one might work vs the other could…
makerofthings7
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How can I handle big traffic spikes on my dedicated server?

I have an E-Commerce site, which gains a sudden peak of very high traffic when I turn on different ads campaigns. From this moment on, my current dedicated server (Hostgator, 4GB Memoray, 100mbps uplink) becomes unresponsive. I have worked too…
aceph ali
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How to set up a private CDN using nginx?

Here is the problem: I have a Linux server in Europe serving a busy Drupal site using nginx+php-fpm, I have another Linux server in the US (where a big portion of my visitors are coming from). The second server is heavily under-used. I am wondering…
alfish
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How to Tell Whether a site is using Akamai Networks

I'm trying to understand precisely how Akamai uses DNS lookups to redirect users to proximate servers. As I understand it, the client's browser tries to resolve a DNS name, such as a388.g.akamaitech.net to an IP address, and this is what allows an…
Bryce Thomas
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CDN vs own apache servers?

i know that CDN is just for static contents. but then i still have to spread out by apache servers to all corners of the world right? so when i have done it, why dont i just set up some dedicated apache servers in place only serving static content…
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