X-Referer

HTTP response header

Header usage statistics

X-Referer response header information and usage statistics.
Websites using header X-Referer63
Percentage of websites that use X-Referer header<0.1%
Total discovered header values19
Header uses directivesNo
Header values are unique or randomNo
Most popular in the country United States

X-Referer Directives

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

X-Referer header usage distribution by website rank



Geographical Distribution

Header usage distribution by websites across the globe.



Websites utilizing X-Referer

List of websites that use X-Referer header
DomainCountryRankContacts
www.royalmail.com GB5,436
www.reiseland-brandenburg.de Germany73,846
www.clubmed.fr France173,205
www.clubmed.us United States218,767
www.clubmed.co.uk GB512,410
www.clubmed.co.jp Japan645,488
See full domain list

Common header values

List of top common X-Referer header values
Header valueValue prevalence
undefined53.97%
null14.29%
(null)6.35%
host-recieved:1.59%
https://adserver.elhorizonte.mx/1.59%
https://course-exhibits.library.dartmouth.edu/1.59%
https://exhibits.library.dartmouth.edu/1.59%
https://recettes-minceur.maigrir2000.com/1.59%
https://teoricaonline.es/1.59%
https://troop600.com/1.59%
https://www.coproprietes-diagnostic.fr/1.59%
https://www.kiwilab.fr/1.59%
https://www.maigrir2000.com/1.59%
https://www.reiseland-brandenburg.de/1.59%
https://www.royalmail.com/1.59%
https://www.serdev.com/1.59%
mdm1.59%
None1.59%
rhi1.59%