HTTP response header

Header usage statistics

Served-by response header information and usage statistics.

Websites using header Served-by 2,203
Percentage of websites that use Served-by header <0.1%
Total discovered header values 1,852
Header uses directives No
Header values are unique or random No
Most popular in the country France

Distribution by websites popularity

Served-by detection in the top websites by popularity

Top 10k sites 8 websites
Top 100k sites 29 websites
Top 1m sites 340 websites

Websites utilizing Served-by

List of websites that use Served-by header

Domain Country Rank Contacts United States of America 1,201 United States of America 1,772 France 3,496 United States of America 4,619 France 5,098 United States of America 5,240
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Geographical Distribution

Header usage distribution by websites across the globe.

Common header values

List of top common Served-by header values

Header value Value prevalence
p-811 3.86%
p-812 3.59%
hilbert 1.95%
pf3 0.64%
biobs-ws13v.cms.colt 0.45%
pf4w2 0.45% 0.41%
pf4w3 0.36%
biolu-ws14v.cms.colt 0.36%
pf4w1 0.27%
e-pe32 0.23% 0.23% 0.23% 0.23%
_ 0.18%
buzz-vm1 0.18%
front 0.18%
polti-instance-group-d9fs 0.18% 0.18%