HTTP response header

Header usage statistics

WWW-Authenticate response header information and usage statistics.

Websites using header WWW-Authenticate 147,552
Percentage of websites that use WWW-Authenticate header 0.15%
Total discovered header values 10,001
Header uses directives Yes
Header values are unique or random No
Most popular in the country United States of America

WWW-Authenticate Directives (7 total)

  • basic
  • bearer
  • charset
  • digest
  • negotiate
  • oauth
  • realm

WWW-Authenticate Directives

WWW-Authenticate directives value information and usage statistics

Directive Share Websites count Unique Values
realm 93.41% 137,829 1,298
basic 90.90% 134,130 1
negotiate 3.69% 5,440 1
bearer 1.94% 2,861 1
digest 1.68% 2,481 1
charset 0.97% 1,433 3
oauth <0.1% 27 1

Connected technologies

Technologies that utilize the header

Basic, category Security Solutions, total 134,131 websites
phpMyAdmin, category Database Managers, total 12,723 websites
NTLM, category Captchas, total 8,552 websites
SPNEGO, category Captchas, total 5,440 websites
VisualSVN, category Revision Control System, total 3,166 websites
Digest, category Captchas, total 2,481 websites
FireEye, category Security Solutions, total 1,826 websites
XAMPP, category Web Servers, total 203 websites
Wowza Media Server, category Media Servers, total 152 websites
Kerberos, category Captchas, total 4 websites

Distribution by websites popularity

WWW-Authenticate detection in the top websites by popularity

Top 10k sites 7 websites
Top 100k sites 116 websites
Top 1m sites 1,122 websites

Websites utilizing WWW-Authenticate

List of websites that use WWW-Authenticate header

Domain Country Rank Contacts
graph.facebook.com United States of America 1,370
zixun.haodf.com Singapore 1,493
img.52swat.cn China 2,137
haodf.com Hong Kong 2,840
www.haodf.com Singapore 2,840
support.broadcom.com United States of America 9,043
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 WWW-Authenticate header values

Header value Value prevalence
Basic realm="Restricted" 3.83%
Negotiate 2.87%
Basic realm="Restricted Area" 2.60%
NTLM 2.47%
Basic realm="Restricted Content" 2.44%
Basic realm="VisualSVN Server" 2.14%
Basic realm="Restricted Access" 1.43%
Basic realm="Password Protected Area" 1.37%
Basic realm="phpMyAdmin localhost" 1.20%
Basic realm="Member Site" 1.12%
Bearer 1.10%
Basic realm="Please enter your ID and password" 0.99%
Basic realm="Authentication Required" 0.98%
Basic realm="Site protege" 0.91%
Basic realm=" " 0.81%
Basic realm="bitte Zugangsdaten eingeben" 0.81%
Basic realm="Protected area" 0.73%
Basic realm="Members Only" 0.73%
Key realm="kong" 0.71%
Basic realm="Protected" 0.70%