HTTP response header

Header usage statistics

dc response header information and usage statistics.

Websites using header dc 2,505
Percentage of websites that use dc header <0.1%
Total discovered header values 22
Header uses directives No
Header values are unique or random No
Most popular in the country United States of America

Distribution by websites popularity

dc detection in the top websites by popularity

Top 10k sites 8 websites
Top 100k sites 60 websites
Top 1m sites 207 websites

Websites utilizing dc

List of websites that use dc header

Domain Country Rank Contacts
www.paypal.com United States of America 65
co1.qualtrics.com United States of America 415
www.paypal.me United States of America 815
developer.paypal.com United States of America 1,268
blog.goo.ne.jp Japan 2,188
eu.qualtrics.com United States of America 3,844
See full domain list
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Geographical Distribution

Header usage distribution by websites across the globe.

Common header values

List of top common dc header values

Header value Value prevalence
eu2 32.06%
co1 23.79%
az1 19.64%
ca1 14.21%
au1 7.86%
phx-origin-www-1.paypal.com 0.68%
gov1 0.52%
ccg11-origin-www-1.paypal.com 0.20%
prod2-azure 0.16%
CDC_TUL 0.12%
DC1 0.12%
phx-origin-www-2.paypal.com 0.12%
1 0.08%
prod1-azure 0.08%
st3 0.08%
bhs 0.04%
DFW-B 0.04%
ORD 0.04%
oregon 0.04%
rc 0.04%