Alibaba Cloud CDN Detector
Paste any URL and instantly see whether the site is built with Alibaba Cloud CDN — with the matched evidence.
We do not store the URL you audit. Want the full audit (performance / images / SEO / accessibility + real-browser speed test)? → run the full audit
Why check this
Confirm the platform first: Hosting & CDN decides what can be changed and whether it is worth it.
What this is
Alibaba Cloud CDN (alicdn hosts and some Tengine traces) is common on China-region sites and asset delivery. Confirming `alicdn.com`, `aliyuncs.com` or `ali-swift` headers lets you weigh purge behaviour, HTTPS certificates and origin policy. China-region delivery needs partition and certificate checks once the CDN is confirmed.
How to tell from a public page
- [Alibaba Cloud CDN] Asset hosts include `alicdn.com` or `aliyuncs.com`.
- [Alibaba Cloud CDN] The `server` header shows Tengine.
- [Alibaba Cloud CDN] `ali-swift` related headers appear.
- [Alibaba Cloud CDN] Cache/age header combinations match distribution behaviour.
How to read the result
Confirm when CDN hosts or distinctive headers reproduce; a procurement contract naming the vendor remains only suspected. Absence can mean a multi-CDN setup where the outermost edge is elsewhere. Sample configs in blog posts are not live evidence. After a hit, verify China/overseas partitions and compression toggles.
What to do next
Tune cache keys and certificates, and compare with global CDNs such as Cloudflare — open Cloudflare detector. Holistic scoring returns via run the full performance / images / SEO / accessibility audit on the home page. Record alicdn hosts when filing China-region delivery tickets.
Related detectors
FAQ
How is Alibaba Cloud CDN detected?
From structural signatures in the public HTML and response headers (domains, paths, attributes, scripts). Every verdict lists how many times each pattern matched — nothing is guessed.
Can the result be wrong?
If only a bare brand keyword matches without structural evidence, we label it \u201clikely\u201d instead of \u201cconfirmed\u201d — we would rather under-report than cry wolf.
Do you save the URLs I check?
No. The audit runs inside the request and the URL you paste is not written to storage. There are no third-party tracking scripts on the page either, so no log of who checked what exists. Copy the result yourself if you want a record.
Can a website hide what it is built with?
Partly, but rarely completely. The HTML sent to your browser, the response headers, script paths and asset structure have to be exposed to work, so there is always something readable. Server-side code, build config and private APIs stay invisible. That is why this tool reports the evidence it found rather than claiming a full picture. No match does not mean the technology is absent.
Optimization help is available
Tell me your URL and what you want fixed — you get a clear scope, price and timeline.
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