X-B3-Sampled

HTTP response header

Header usage statistics

X-B3-Sampled response header information and usage statistics.
Websites using header X-B3-Sampled2,539
Percentage of websites that use X-B3-Sampled header<0.1%
Total discovered header values4
Header uses directivesNo
Header values are unique or randomNo
Most popular in the country United States

X-B3-Sampled Directives

X-B3-Sampled directives value information and usage statistics
DirectiveShareWebsites countUnique Values

Connected technologies

Technologies that utilize the header
Zipkin, category Analytics, total 11,024 websites

X-B3-Sampled header usage distribution by website rank



Geographical Distribution

Header usage distribution by websites across the globe.



Websites utilizing X-B3-Sampled

List of websites that use X-B3-Sampled header
DomainCountryRankContacts
yelp.com United States249
www.yelp.com United States249
link.springer.com GB675
www.nature.com United States804
www.atlassian.com United States1,290
trello.com United States1,616
See full domain list

Common header values

List of top common X-B3-Sampled header values
Header valueValue prevalence
083.93%
115.60%
false0.43%
localhost0.04%