X-Format

HTTP response header

Header usage statistics

X-Format response header information and usage statistics.
Websites using header X-Format21
Percentage of websites that use X-Format header<0.1%
Total discovered header values4
Header uses directivesNo
Header values are unique or randomNo
Most popular in the country Argentina

X-Format Directives

X-Format directives value information and usage statistics
DirectiveShareWebsites countUnique Values

X-Format header usage distribution by website rank



Geographical Distribution

Header usage distribution by websites across the globe.



Websites utilizing X-Format

List of websites that use X-Format header
DomainCountryRankContacts
www.wired.com United States749
pitchfork.com United States8,270
www.guruin.com United States3,388,014
idp3.siu.edu.ar Argentina4,221,739
infouniversidades.siu.edu.ar Argentina4,337,386
kolla.siu.edu.ar Argentina5,648,621
See full domain list

Common header values

List of top common X-Format header values
Header valueValue prevalence
text/html,application/xhtml+xml,application/xml;q=0.9,image/avif,image/webp,image/apng,*/*;q=0.8,application/signed-exchange;v=b3;q=0.771.43%
text/html19.05%
desktop4.76%
subscribe4.76%