This cookie name is being set on 135,483 websites and 83 distinct domains and we have seen it bein used in the following objects:

135,483 HTTP cookies

Cookie origin and purpose

A generic test cookie set by a wide range of web platforms. (confidence 1.0) » Reference...

Cookie classification

unknown (confidence 1)

Sample values

Sample value:

0101f32f-624e-458c-abb3-c5fb0844228a

This seems to be a UUID (GUID), version: 4

Bit length: 288
Shannon entropy estimation: 3.70 bits per byte
Information content estimation: 133.10 bits

Sample value:

Bit length: 8
Shannon entropy estimation: 0.00 bits per byte
Information content estimation: 0.00 bits

Sample value:

2whetpf8

This might be a Base64-encoded cookie. Decoded value:

b'\xdb\x08^\xb6\x97\xfc'

Bit length: 48
Shannon entropy estimation: 2.58 bits per byte
Information content estimation: 15.51 bits

Domains targeted by `test_cookie` cookie

This list includes both third-party domains set by tracking and adversing companies, as well as the first-party domains of the websites that use this cookie name.

Web Cookies Scanner

Cookie: `test_cookie`

Cookie origin and purpose

Cookie classification

Sample values

Domains targeted by `test_cookie` cookie

Websites setting `test_cookie` cookie

Web Cookies Scanner

Cookie: test_cookie

Cookie origin and purpose

Cookie classification

Sample values

Domains targeted by test_cookie cookie

Websites setting test_cookie cookie

Cookie: `test_cookie`

Domains targeted by `test_cookie` cookie

Websites setting `test_cookie` cookie