HTTP response header

Header usage statistics

x-forwarded-for response header information and usage statistics.

Websites using header x-forwarded-for 1,519
Percentage of websites that use x-forwarded-for header <0.1%
Total discovered header values 222
Header uses directives No
Header values are unique or random No
Most popular in the country United States of America

x-forwarded-for Often Used Together:

Distribution by websites popularity

x-forwarded-for detection in the top websites by popularity

Top 10k sites 8 websites
Top 100k sites 43 websites
Top 1m sites 300 websites

Websites utilizing x-forwarded-for

List of websites that use x-forwarded-for header

Domain Country Rank Contacts
www.ticketmaster.com United States of America 327
www.newsweek.com United States of America 720
www.businesstimes.com.sg United States of America 1,667
www.drugabuse.gov United States of America 1,724
grabcad.com United States of America 1,853
partypoker.com Austria 4,942
See full domain list

Geographical Distribution

Header usage distribution by websites across the globe.

Common header values

List of top common x-forwarded-for header values

Header value Value prevalence 60.70%
(null) 14.42% 2.11%, 1.78%
X-Forwarded-For 1.18% 0.92%, 0.79%
::ffff: 0.46%,, 0.46%,, 0.26% 0.26%
undefined 0.26%,, 0.26%,, 0.26% 0.20%,,, 0.20%
robo.market 0.20%
nosniff 0.20%,, 0.20%,, 0.20%