X-Content-Type-Options

HTTP response header

Header usage statistics

X-Content-Type-Options response header information and usage statistics.
Websites using header X-Content-Type-Options16,901,320
Percentage of websites that use X-Content-Type-Options header20.92%
Total discovered header values300
Header uses directivesYes
Header values are unique or randomNo
Most popular in the country United States

X-Content-Type-Options directives (1 total)

  • nosniff

X-Content-Type-Options Directives

X-Content-Type-Options directives value information and usage statistics
DirectiveShareWebsites countUnique Values
nosniff99.81%16,869,3803

X-Content-Type-Options header usage distribution by website rank



Geographical Distribution

Header usage distribution by websites across the globe.



Websites utilizing X-Content-Type-Options

List of websites that use X-Content-Type-Options header
DomainCountryRankContacts
fonts.googleapis.com United States1
www.facebook.com United States2
www.google.com United States3
s.w.org United States5
youtube.com United States6
www.youtube.com United States6
See full domain list

Common header values

List of top common X-Content-Type-Options header values
Header valueValue prevalence
nosniff99.78%
nosniff”0.05%
: nosniff0.04%
no-sniff0.03%
nosniff;0.02%
"nosniff" always0.02%
'nosniff' always0.01%
"nosniff"0.01%
nosniff”0.01%
nosniff, nosniff0.01%
nosnif0.00%
SAMEORIGIN0.00%
strict-origin-when-cross-origin0.00%
'nosniff'0.00%
\'nosniff\'0.00%
value0.00%
*0.00%
“nosniff”0.00%
nonsniff0.00%
sniff0.00%