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-Options 8,002,524
Percentage of websites that use X-Content-Type-Options header 14.92%
Total discovered header values 194
Header uses directives Yes
Header values are unique or random No
Most popular in the country United States of America

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

  • nosniff

X-Content-Type-Options Directives

X-Content-Type-Options directives value information and usage statistics

Directive Share Websites count Unique Values
nosniff 34.52% 2,762,247 2

Distribution by websites popularity

X-Content-Type-Options detection in the top websites by popularity

Top 10k sites 4,232 websites
Top 100k sites 25,352 websites
Top 1m sites 203,246 websites

Websites utilizing X-Content-Type-Options

List of websites that use X-Content-Type-Options header

Domain Country Rank Contacts
fonts.googleapis.com United States of America 1
www.facebook.com United States of America 2
twitter.com United States of America 3
youtube.com United States of America 4
www.youtube.com United States of America 4
www.google.com United States of America 5
See full domain list
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Geographical Distribution

Header usage distribution by websites across the globe.






Common header values

List of top common X-Content-Type-Options header values

Header value Value prevalence
nosniff 99.80%
: nosniff 0.07%
nosniff” 0.07%
nosniff” 0.01%
nosniff, nosniff 0.01%
nosniff; 0.01%
\'nosniff\' 0.01%
"nosniff" always 0.00%
"nosniff" 0.00%
'nosniff' 0.00%
no-sniff 0.00%
“nosniff” 0.00%
nosnif 0.00%
SAMEORIGIN 0.00%
value 0.00%
X-Content-Type-Options: nosniff 0.00%
nosniff� 0.00%
nosniff! 0.00%
nosniff always 0.00%
nosniffÓ 0.00%