HTTP response header

Specifying which web sites can participate in cross-origin resource sharing (Indicates whether or not the response to the request can be exposed when the credentials flag is true)

Header usage statistics

Access-Control-Allow-Credentials response header information and usage statistics.

Websites using header Access-Control-Allow-Credentials 40,316
Percentage of websites that use Access-Control-Allow-Credentials header 0.35%
Total discovered header values 29
Header uses directives Yes
Header values are unique or random No
Most popular in the country United States of America

Access-Control-Allow-Credentials Directives (2 total)

  • false
  • true

Access-Control-Allow-Credentials Directives

Access-Control-Allow-Credentials directives value information and usage statistics

Directive Share Websites count Unique Values
true 58.65% 23,646 1
false 16.44% 6,628 1

Distribution by websites popularity

Access-Control-Allow-Credentials detection in the top websites by popularity

Top 10k sites 181 websites
Top 100k sites 754 websites
Top 1m sites 4,929 websites

Websites utilizing Access-Control-Allow-Credentials

List of websites that use Access-Control-Allow-Credentials header

Domain Country Rank Contacts United States of America 42 United States of America 106 United States of America 148 United States of America 312 United States of America 3,535,768 United States of America 4,570,514
See full domain list

Geographical Distribution

Header usage distribution by websites across the globe.

Common header values

List of top common Access-Control-Allow-Credentials header values

Header value Value prevalence
true 78.97%
false 20.72%
* 0.16%
1 0.05%
: true 0.02%
true, true 0.01%
 true 0.01%
content-type,accept,origin,true-client-ip,gpid 0.00% 0.00% 0.00%
yes 0.00%,* 0.00%
true,* 0.00%
Authorization 0.00%, * 0.00% 0.00% 0.00% 0.00% 0.00%,,,,,,, 0.00%