Our stored observations for anns.tw include 29 technologies across 12 categories. The strongest signals include 91App, Amazon CloudFront, Criteo.
Some signals could not be checked in the latest scan. Technologies shown may include retained earlier observations. Missing technologies are not confirmed absent.
Technology detections are dated observations and may change between scans. Confidence scores measure matching evidence, not verified accuracy.
Current snapshot
Grouped by category · confidence is detection certainty
Publisher intelligence
Declared direct and reseller relationships from ads.txt and app-ads.txt. These are publisher declarations, not runtime detections.
Publisher declaration files were not checked in this scan.
Infrastructure
DNS, hosting, TLS and email-security evidence observed during the latest scan. Incomplete lookups remain explicitly unknown.
Site signals
Structured data, languages, social platforms and page capabilities observed across the scanned pages.
1 form elements observed across scanned pages.
Observed changes between stored scans, not vendor-confirmed installation dates.