HTTP response header

Header usage statistics

dc response header information and usage statistics.

Websites using header dc 723
Percentage of websites that use dc header <0.1%
Total discovered header values 16
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 2 websites
Top 100k sites 2 websites
Top 1m sites 34 websites

Websites utilizing dc

List of websites that use dc header

Domain Country Rank Contacts
www.paypal.com United States of America 53
blog.goo.ne.jp Japan 328
uarizona.co1.qualtrics.com United States of America 181,295
www.marshalls.com United States of America 186,093
wikimedia.qualtrics.com United States of America 200,682
umac.au1.qualtrics.com United States of America 217,739
See full domain list

Geographical Distribution

Header usage distribution by websites across the globe.

Common header values

List of top common dc header values

Header value Value prevalence
co1 29.46%
ca1 26.83%
az1 22.54%
eu2 13.55%
au1 5.53%
aws1 0.55%
aws3 0.28%
ccg11-origin-www-3.paypal.com 0.14%
DFW-B 0.14%
gov1 0.14%
MKT 0.14%
ORD 0.14%
phx-origin-www-1.paypal.com 0.14%
rc 0.14%
waoregon 0.14%
woregon 0.14%