Detect CacheFly
CacheFly is a content delivery network (CDN) which offers CDN service that relies solely on IP anycast for routing, rather than DNS based global load balancing.
Detection looks at response headers across 3 fingerprint rules among the site's public responses.
01
Websites using CacheFly
Loading website list…
02
Signal classes
PluginView evaluates public page signals in these classes when identifying CacheFly. Individual fingerprint rule bodies are proprietary and are not published.
- Response headers
03
Example public indicators for CacheFly
Illustrative indicators derived from public catalog metadata for CacheFly. A live scan may match additional proprietary rules beyond these examples.
- server: CFS
- x-cf1
- x-cf2
04
What a detection means
- Establishes
- One or more public signals on the scanned page matched a known CacheFly signature (3 rules) at the time of the scan.
- Does not establish
- A sitewide install of CacheFly, an active vendor contract, exclusive use, or that CacheFly is still in place today.
05
How to check a site for CacheFly
- 1. Enter the website URL in the scan form — homepage, pricing, checkout, or login pages usually expose the strongest CacheFly signals.
- 2. PluginView reads only public responses (response headers) and scores them against the CacheFly signature set (3 rules).
- 3. Review the confidence score and text explanation for CacheFly on the results page.
06
FAQ: detecting CacheFly
- Can PluginView detect CacheFly without logging in?
- Yes. PluginView only reads publicly accessible responses when checking for CacheFly — typically response headers. It does not bypass authentication or paywalls.
- What category is CacheFly?
- CacheFly is classified under CDN in the PluginView directory.
- How many fingerprint rules cover CacheFly?
- This reference currently tracks 3 fingerprint rules across response headers. Individual rule bodies are proprietary and are not published.
- What public signals suggest a site uses CacheFly?
- Illustrative public indicators for CacheFly include server: CFS; x-cf1; x-cf2. A live scan may match additional proprietary rules beyond these examples.
