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 593,517
Percentage of websites that use Content-Language header 5.53%
Total discovered header values 1,246
Header uses directives No
Header values are unique or random No
Most popular in the country United States of America

Distribution by websites popularity

Content-Language detection in the top websites by popularity

Top 10k sites 1,125 websites
Top 100k sites 7,161 websites
Top 1m sites 59,492 websites

Websites utilizing Content-Language

List of websites that use Content-Language header

Domain Country Rank Contacts Ireland 7 United States of America 16 United States of America 21 United States of America 42 United States of America 58 United States of America 69
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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 54.87%
en-US 24.00%
de 5.30%
fr 2.70%
es 1.37%
zh-TW 1.27%
it 1.03%
ru 0.95%
nl 0.64%
ja 0.61%
en-GB 0.53%
zh-CN 0.37%
pt-BR 0.33%
pl 0.31%
de-DE 0.27%
cs 0.25%
fr-FR 0.24%
en-US, en 0.20%
en_US 0.19%
es-ES 0.18%