x-dns-prefetch-control

HTTP response header

The X-DNS-Prefetch-Control HTTP response header controls DNS prefetching a feature by which browsers proactively perform domain name resolution on both links that the user may choose to follow as well as URLs for items referenced by the document including images CSS JavaScript and so forth.

Header usage statistics

x-dns-prefetch-control response header information and usage statistics.
Websites using header x-dns-prefetch-control314,345
Percentage of websites that use x-dns-prefetch-control header0.39%
Total discovered header values12
Header uses directivesYes
Header values are unique or randomNo
Most popular in the country United States

x-dns-prefetch-control directives (2 total)

  • off
  • on

x-dns-prefetch-control Directives

x-dns-prefetch-control directives value information and usage statistics
DirectiveShareWebsites countUnique Values
on78.45%246,6051
off21.55%67,7431

x-dns-prefetch-control header usage distribution by website rank



Geographical Distribution

Header usage distribution by websites across the globe.



Websites utilizing x-dns-prefetch-control

List of websites that use x-dns-prefetch-control header
DomainCountryRankContacts
www.afternic.com Netherlands52
www.godaddy.com United States97
www.deviantart.com United States252
stackoverflow.com United States289
www.soup.io France334
www.bloomberg.com United States583
See full domain list

Common header values

List of top common x-dns-prefetch-control header values
Header valueValue prevalence
on78.44%
off21.54%
off;0.01%
on;0.00%
on, on0.00%
: off0.00%
false0.00%
off, off0.00%
true0.00%
: on0.00%
https://polimed-targoviste.ro0.00%
no0.00%