Largely abandoned format for declaring website's privacy policy in machine-readable format. The only reason for many websites to use the header was that old versions of Microsoft Internet Explorer disallowed third-party cookies on websites missing P3P.

Reference...

We have seen 119961 websites setting the P3P HTTP header and 4894 unique values of this header.

  • bioone.org CP="NOI DSP ADM OUR IND OTC"
  • sexpersin.blogspot.com CP="This is not a P3P policy! See http://www.google.com/support/accounts/bin/answer.py?hl=en&answer=151657 for more info."
  • couponsguide.org CP="CAO PSA OUR"
  • riapanda.ru CP="NOI ADM DEV PSAi COM NAV OUR OTRo STP IND DEM"
  • vjti.ac.in CP="NOI ADM DEV PSAi COM NAV OUR OTRo STP IND DEM"
  • gorgotago.com CP="NOI ADM DEV PSAi COM NAV OUR OTR STP IND DEM"
  • maison-et-services.com CP="NOI ADM DEV PSAi COM NAV OUR OTRo STP IND DEM"
  • rbnt.org CP="NOI ADM DEV PSAi COM NAV OUR OTRo STP IND DEM"
  • novelasfacebook.com CP="Facebook does not have a P3P policy. Learn why here: http://fb.me/p3p"
  • smoke51.com CP="CURi CONi OUR IND PUR NAV DSP ALL COR"
  • kalny.name CP="CAO CUR ADM DEV PSA PSD OUR"
  • viacalls.com CP="NON CURa ADMa DEVa TAIa CONi OUR DELa BUS IND PHY ONL UNI PUR COM NAV DEM STA"
  • forehunters.cl CP="NOI ADM DEV PSAi COM NAV OUR OTRo STP IND DEM"
  • yandex.com policyref="/w3c/p3p.xml", CP="NON DSP ADM DEV PSD IVDo OUR IND STP PHY PRE NAV UNI"
  • hotwire.com policyref="http://www.hotwire.com/p3p.xml", CP="ALL DSP COR CURa OUR NOR"
  • google.co.cr CP="This is not a P3P policy! See http://www.google.com/support/accounts/bin/answer.py?hl=en&answer=151657 for more info."
  • khodorkovsky.ru policyref="/bitrix/p3p.xml", CP="NON DSP COR CUR ADM DEV PSA PSD OUR UNR BUS UNI COM NAV INT DEM STA"
  • roblox.com CP="CAO DSP COR CURa ADMa DEVa OUR IND PHY ONL UNI COM NAV INT DEM PRE"
  • www.redsys.es CP="NOI"
  • j.gs policyref="http://adf.ly/w3c/p3p.xml", CP="ALL DSP COR CURa ADMa DEVa TAIa IVAi IVDi CONi HISi TELi OUR IND PHY ONL FIN COM NAV INT DEM GOV"
  • dccs.deqwas-dsp.net CP="NOI DSP COR NID DEVa PSAa PSDa SAMa BUS UNI COM STA"
  • data.adsrvr.org CP=NOI PSA OUR
  • teapigs.co.uk CP="IDC DSP COR ADM DEVi TAIi PSA PSD IVAi IVDi CONi HIS OUR IND CNT"
  • sgi.org CP="NOI NID ADMa OUR IND UNI COM NAV"
  • get-rich-radio.com CP="CAO PSA OUR"
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