HTTP response header

Header usage statistics

Accept-Language response header information and usage statistics.

Websites using header Accept-Language 4,452
Percentage of websites that use Accept-Language header <0.1%
Total discovered header values 99
Header uses directives No
Header values are unique or random No
Most popular in the country United States of America

Distribution by websites popularity

Accept-Language detection in the top websites by popularity

Top 10k sites 0 websites
Top 100k sites 15 websites
Top 1m sites 131 websites

Websites utilizing Accept-Language

List of websites that use Accept-Language header

Domain Country Rank Contacts United States of America 10,239 United States of America 15,825 France 16,728 United States of America 18,119 United States of America 37,725 United States of America 41,146
See full domain list
Flat price per the report, subscription is not required.

Geographical Distribution

Header usage distribution by websites across the globe.

Common header values

List of top common Accept-Language header values

Header value Value prevalence
en-US,en;q=0.9 55.44%
nl 10.94%
en-us 9.01%
sv-SE 8.58%
de-DE, de, *;q=0.5 5.95%
bytes 1.03%
en 0.94%
* 0.76%
PT-BR,PT;q=0.5 0.65%
en-gb 0.58%
ru 0.47%
pt-BR,pt;q=0.9,en;q=0.8,en-GB;q=0.7,en-US;q=0.6 0.29%
ru-RU 0.25%
pt-BR 0.25%
de 0.25%
pl;q=0.5 0.20%
en-US;q=0.6,en;q=0.4 0.20%
en-US, en;q=0.9 0.20%
ru;q=0.8 0.20%
de-de,de;q=0.8,en-us;q=0.5,en;q=0.3 0.20%