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What is Cloudflare caching level?
Caching levels determine how much of your website’s static content Cloudflare should cache. Cloudflare’s CDN caches static content according to the levels below. No Query String: Delivers resources from cache when there is no query string. Example URL: example.com/pic.jpg.
How does Cloudflare handle caching?
Caching static resources at Cloudflare reduces your server load and bandwidth, with no extra charges for bandwidth spikes. Cloudflare does not require an extra CDN subdomain or hostname and you do not need to change your URLs. Cloudflare’s CDN serves your cached content to remove load from your origin web server.
What does caching stand for?
In computing, a cache is a high-speed data storage layer which stores a subset of data, typically transient in nature, so that future requests for that data are served up faster than is possible by accessing the data’s primary storage location.
What’s the difference between Cloudflare and anycast?
Cloudflare offers a CDN with 200 PoPs distributed internationally. Cloudflare offers free CDN caching services, while paid CDN customers are able to customize how their content is cached. The network is Anycast, meaning the same content can be delivered from any of these data centers.
How does Cloudflare caching work for a CDN?
Cloudflare offers free CDN caching services, while paid CDN customers are able to customize how their content is cached. The network is Anycast, meaning the same content can be delivered from any of these data centers. A user in London and a user in Sydney can both view the same content loaded from CDN servers only a few miles away.
What does it mean to have no cache in Cloudflare?
cache-control: no-cache This directive means that cached versions of the requested resource cannot be used without first checking to see if there is an updated version. This is typically done using an ETag. An ETag is another HTTP header which contains a token unique to the version of the resource at the time it was requested.
What are the security settings for cloudflare.com?
Cloudflare Security Settings: Adjust the basic security level to modify which visitors Cloudflare will limit from visiting your website. A Low security setting will prevent only the most threatening visitors from accessing your site. A High security setting will block all visitors that have exhibited threatening behavior within the last 14 days.