X-Subject-Matter

HTTP response header

Header usage statistics

X-Subject-Matter response header information and usage statistics.
Websites using header X-Subject-Matter2
Percentage of websites that use X-Subject-Matter header<0.1%
Total discovered header values2
Header uses directivesNo
Header values are unique or randomYes
Most popular in the country GB

X-Subject-Matter Directives

X-Subject-Matter directives value information and usage statistics
DirectiveShareWebsites countUnique Values

Websites utilizing X-Subject-Matter

List of websites that use X-Subject-Matter header
DomainCountryRankContacts
saxons.etrusia.co.uk GB19,289,506
celts.etrusia.co.uk GB19,452,467
See full domain list

Common header values

List of top common X-Subject-Matter header values
Header valueValue prevalence
Britain during the time of the Saxons50.00%
The Ancient world of the British Celts50.00%