Free diagnostic toolReviewed 2026-08-07By HostWithShery technical editorial

CMS Detector

Look for public HTML, header and asset signatures that indicate WordPress, Shopify, Wix, Squarespace and other common platforms.

Live tool

CMS Detector

Run the public check first. The explanation below tells you how to interpret and repair the result.

No accountPublic evidence only
Live public check

Looks for public HTML, asset and header signatures. Hidden/customized technology may remain unknown.

No account · Public configuration only
Readable result firstRaw data stays availableRelated repair paths included
On this page

CMS Detector: the question this tool answers

CMS Detector answers one focused troubleshooting question: CMS detector. The live result is designed to tell you whether HTML generator markers is usable, whether asset paths agrees with it, and whether response headers exposes a second path that can explain the symptom. A healthy result here is not an all-purpose website score; it only describes the public website configuration evidence this tool owns.

  • HTML generator markers
  • asset paths
  • response headers
  • script signatures
  • platform-specific markup

How to read the HTML generator markers, asset paths and response headers evidence

Start with the value that directly controls the failing service, then use the other signals to confirm or challenge that interpretation. A single record or response can look correct while another hostname, IP family, redirect or mail-authentication path still fails. The tool therefore keeps the raw observed value visible and explains how the signals relate.

  • HTML generator markersVerify HTML generator markers from the public Internet and compare it with the value the responsible provider says should be live.
  • Asset pathsVerify asset paths from the public Internet and compare it with the value the responsible provider says should be live.
  • Response headersRecord the public status, final URL and relevant response headers. A working DNS answer does not prove that the application is serving a genuine website response.
  • Script signaturesVerify script signatures from the public Internet and compare it with the value the responsible provider says should be live.
  • Platform-specific markupVerify platform-specific markup from the public Internet and compare it with the value the responsible provider says should be live.

Common cms detector failure patterns

The most useful warnings are mismatches rather than isolated missing fields. HTML generator markers can be absent or stale; asset paths can point somewhere different from the expected provider; and response headers can reveal a second path that behaves differently. If public sources disagree, first decide whether the difference comes from authoritative data, caching, a separate hostname, IPv6, or another protocol layer before editing configuration.

What to change — and what not to change

Change the smallest setting that the evidence proves is wrong. Compare the observed HTML generator markers with the current value supplied by the responsible provider, save the existing value, make one correction, and retest. Do not replace nameservers, delete unrelated MX/TXT records, disable TLS controls or remove IPv6 simply because CMS Detector shows a warning in another layer. Broad changes can turn one isolated problem into several independent outages.

How HostWithShery runs CMS Detector

The submitted public input is normalized and validated before any server-side request is made. HostWithShery then obtains HTML generator markers and asset paths using the appropriate public DNS, HTTP, TLS or mail protocol and adds response headers plus script signatures where it materially changes the interpretation. URL-based checks are restricted to public destinations, and redirect targets are revalidated instead of being trusted automatically.

Example cms detector interpretation

Example only: suppose HTML generator markers returns an expected value, but asset paths points to an older destination while response headers shows a different result for another hostname or network path. The correct conclusion is not “everything is broken.” It is that one public path still disagrees with the intended public website configuration configuration. The live result uses the domain you enter; this example is never presented as evidence about your site.

When a cms detector result is inconclusive

This is a public-configuration diagnostic. Network filtering, private control-panel settings, split-horizon DNS, provider-internal state and transient routing conditions can limit what can be confirmed from outside the account. Public diagnostics cannot see private control-panel state, unpublished origin addresses, provider account status or split-horizon/internal DNS. If the remote service times out, blocks automated requests or hides a signal, the result stays inconclusive instead of inventing a provider or configuration. That distinction matters when the next step is a potentially disruptive DNS, SSL or mail change.

How to verify the repair

The same public test that exposed the problem should now return a healthy result, without creating a new DNS, TLS, mail or redirect regression. Repeat CMS Detector after the change and compare the same HTML generator markers, asset paths and response headers evidence that exposed the problem. A provider dashboard saying “saved” is not enough when the public Internet still returns the old value.

What to check next if CMS Detector is healthy

If HTML generator markers, asset paths and response headers now agree but the user-facing problem remains, move to the adjacent layer instead of editing the same setting repeatedly. Use the related diagnostics on this page to test the next plausible cause, and keep the previous result as evidence when escalating to a hosting, DNS or email provider.

Technical references

These primary standards and provider documents are used to verify the behavior described on this page. Provider dashboards can change, so use the current official value for tenant-specific DNS records rather than copying an example from another account.