b3

HTTP response header

Header usage statistics

b3 response header information and usage statistics.
Websites using header b327
Percentage of websites that use b3 header<0.1%
Total discovered header values27
Header uses directivesNo
Header values are unique or randomYes
Most popular in the country United States

b3 Directives

b3 directives value information and usage statistics
DirectiveShareWebsites countUnique Values

b3 header usage distribution by website rank



Geographical Distribution

Header usage distribution by websites across the globe.



Websites utilizing b3

List of websites that use b3 header
DomainCountryRankContacts
itunes.apple.com United States57
appsto.re United States5,552
itun.es United States6,812
a1.mzstatic.com United States57,771
a2.mzstatic.com United States63,808
a5.mzstatic.com United States64,085
See full domain list

Common header values

List of top common b3 header values
Header valueValue prevalence
03d13369c68e15a9d738f50cb505c304-7fd654d3e390ff5d3.70%
0a931603391dbbb0dd82d5de0444a470-cebf8c2e0e086de03.70%
1cd3c493ac6db5e9c6dcc98787e53e9e-8670d3dbbe6ebb593.70%
1e4071c323351f5ef34c5a2d32903cc1-aec0d90e011005033.70%
1ea9e2845a3eac726769b143529ef2cb-cec51b43334f11d3-1-f7b674dc69fd1c5b3.70%
2782145c778d6efdc5d5b073d2f96fdc-44773fc1055d77dc3.70%
2b147607f7d4dab28573d70768aac5d7-b69ce7f483bef6d83.70%
30a8beff843cba951c262dbd2da3bace-7d65a94b709ea24d3.70%
3405a9d38aef6cf91799b030470fc272-58d74c9ccad875ae3.70%
4a9ea5df78460874489dd23599393158-557e651213ddf5ec3.70%
4ed236abec39f4db50262abc3f7827db-ed61197c65201bb23.70%
5b97a0e116c0a95b8d33a4ab0beaa88e-f5439b3da17861b03.70%
5f50e2cf67bc9475b96b1c999f475bca-f1ccd6af11c0c4473.70%
72c0b7a1a4ed9a1145f709e9c495a9ac-2cedbc65376213c33.70%
777d8ab4c1b58d2d6e0d9773f9a2b1ef-1e11c7dafd6a63ad3.70%
78698d593816f3d82e19135050f0087e-9333b561639fba9a3.70%
9867c71c9956997fcf898a283070f56f-d61c0ac24f7ab1393.70%
9d2123d4b74fe2b0a5baeea9f65098c9-e55e727ebc8a772c3.70%
a26a91f810f11307bbe223e0564c2fbe-0bb1cd0e688a1fc83.70%
a6d497becde8ab603098f52d1572278b-22150d721d22a19f3.70%