HTTP response header

Header usage statistics

User-Agent response header information and usage statistics.

Websites using header User-Agent 5,320
Percentage of websites that use User-Agent header <0.1%
Total discovered header values 68
Header uses directives No
Header values are unique or random No
Most popular in the country United States of America

Distribution by websites popularity

User-Agent detection in the top websites by popularity

Top 10k sites 1 websites
Top 100k sites 15 websites
Top 1m sites 185 websites

Websites utilizing User-Agent

List of websites that use User-Agent header

Domain Country Rank Contacts United States of America 5,491 Italy 27,174 Italy 33,195 United States of America 36,281 United States of America 37,725 United States of America 41,146
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Geographical Distribution

Header usage distribution by websites across the globe.

Common header values

List of top common User-Agent header values

Header value Value prevalence
mozilla/5.0 (windows nt 10.0; win64; x64) applewebkit/537.36 (khtml, like gecko) chrome/88.0.4324.190 safari/537.36 48.97%
Mozilla/5.0 (Linux;u;Android 4.2.2;zh-cn;) AppleWebKit/534.46 (KHTML,like Gecko) Version/5.1 Mobile Safari/10600.6.3 (compatible; baidumib;mip; + 37.07%
LBL-LoadBalancer/9.9 10.45%
LBL-LoadBalancer/10.0 0.56%
gnv-rev-proxy 0.26%
Athenasoft (gzip) 0.21%
Skye/2.0 0.21%
PC-DASH 0.17%
*: Disallow: / 0.13%
* 0.11%
Amazon CloudFront 0.11%
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_13_6) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/12.0.3 Safari/605.1.15 0.11%
CMS404.FR [v1.0] 0.09%
Agent Orange 0.08%
Vary, Vary 0.08%
Mozilla/5.0 (iPhone; CPU iPhone OS 13_1_2 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/13.0.1 Mobile/15E148 Safari/604.1 0.08%
LDR/1.0.334383 0.08%
pc 0.06%
LOOLWSD WOPI Agent 6.4.6 0.06%
Newsflare v1.0 0.06%