{{HTTPSidebar}}
The Tk
response header indicates the tracking status that applied to the corresponding request.
Header type | {{Glossary("Response header")}} |
---|---|
{{Glossary("Forbidden header name")}} | no |
Syntax
Tk: ! (under construction) Tk: ? (dynamic) Tk: G (gateway or multiple parties) Tk: N (not tracking) Tk: T (tracking) Tk: C (tracking with consent) Tk: P (tracking only if consented) Tk: D (disregarding DNT) Tk: U (updated)
Directives
- !
- Under construction.
- ?
- Dynamic.
- G
- Gateway or multiple parties.
- N
- Not tracking.
- T
- Tracking.
- C
- Tracking with consent.
- P
- Tracking only if consented.
- D
- Disregarding DNT.
- U
- Updated.
Examples
A Tk
header for a resource that claims not to be tracking would look like:
Tk: N
Specifications
Specification | Status | Comment |
---|---|---|
{{SpecName('Tracking','Tk-header-defn', 'Tk header field')}} | {{Spec2("Tracking")}} | Initial definition. |
See also
- {{HTTPHeader("DNT")}} header
- {{domxref("Navigator.doNotTrack")}}