HTTP response header

The language(s) of the intended audience for the enclosed content

Header usage statistics

content-language response header information and usage statistics.

Websites using header content-language 3,771,529
Percentage of websites that use content-language header 3.81%
Total discovered header values 3,413
Header uses directives No
Header values are unique or random No
Most popular in the country Israel

Distribution by websites popularity

content-language detection in the top websites by popularity

Top 10k sites 1,009 websites
Top 100k sites 9,966 websites
Top 1m sites 86,068 websites

Websites utilizing content-language

List of websites that use content-language header

Domain Country Rank Contacts Ireland 9 United States of America 21 Brazil 37 United States of America 45 United States of America 53 China 63
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 content-language header values

Header value Value prevalence
en 45.01%
en-US 25.05%
de 6.04%
fr 2.91%
it 2.33%
es 2.25%
zh-cn 1.62%
ru 1.56%
en_US 1.52%
nl 1.12%
cs 0.67%
ja 0.64%
en-GB 0.63%
zh-TW 0.52%
pl 0.45%
pt-br 0.42%
pt 0.33%
hu 0.33%
en-US, en 0.32%
da 0.31%