Cross-Origin-Opener-Policy

HTTP response header

Header usage statistics

Cross-Origin-Opener-Policy response header information and usage statistics.

Websites using header Cross-Origin-Opener-Policy 581
Percentage of websites that use Cross-Origin-Opener-Policy header <0.1%
Total discovered header values 7
Header uses directives No
Header values are unique or random No
Most popular in the country United States of America

Distribution by websites popularity

Cross-Origin-Opener-Policy detection in the top websites by popularity

Top 10k sites 22 websites
Top 100k sites 80 websites
Top 1m sites 351 websites

Websites utilizing Cross-Origin-Opener-Policy

List of websites that use Cross-Origin-Opener-Policy header

Domain Country Rank Contacts
twitter.com United States of America 3
photos.google.com United States of America 122
www.usatoday.com United States of America 123
mobile.twitter.com United States of America 475
contacts.google.com United States of America 1,159
www.freep.com United States of America 1,266
See full domain list

Geographical Distribution

Header usage distribution by websites across the globe.






Common header values

List of top common Cross-Origin-Opener-Policy header values

Header value Value prevalence
same-origin 92.08%
same-origin-allow-popups 4.30%
unsafe-none 2.24%
same-origin always 0.52%
same-origin-allow-popups;report-to="coop" 0.52%
Allow-PostMessage 0.17%
deny 0.17%