Served-by

HTTP response header

Header usage statistics

Served-by response header information and usage statistics.

Websites using header Served-by 4,791
Percentage of websites that use Served-by header <0.1%
Total discovered header values 3,865
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 6 websites
Top 100k sites 23 websites
Top 1m sites 280 websites

Websites utilizing Served-by

List of websites that use Served-by header

Domain Country Rank Contacts
www.esa.int United States of America 1,201
www.ina.fr France 3,496
www.comscore.com United States of America 4,619
www.abus.com United States of America 5,240
www.psychologies.com France 7,287
www.sanluisrey.org United States of America 7,940
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 Served-by header values

Header value Value prevalence
p-812 2.36%
p-811 1.88%
hilbert 1.21%
pf4w1 1.21%
pf4w3 0.98%
pf4w2 0.83%
biobs-ws13v.cms.colt 0.79%
S2 0.75%
biolu-ws14v.cms.colt 0.71%
fsn1-s03.xemo-net.de 0.67%
Chania Online Web Server 0.58%
agricoltura-biodinamica.com 0.48%
www.cpr-am.fr 0.42%
800roadaid.com 0.38%
www.justlanded.com 0.31%
polti-instance-group-kkg4 0.27%
frontend5 0.25%
default 0.21%
frontend4 0.21%
buzz-vm1 0.19%