Open Authority Rating

Top domains

From the cc-main-2026-aug-sep-oct release (134,979,706 ranked domains). Ordered by harmonic-centrality rank, OAR’s primary input — two OAR integers can tie or invert slightly through the PageRank component.

HC rankDomainOAR
#501royalsocietypublishing.org64
#502spb.ru65
#503nvidia.com67
#504inc.com66
#505elespanol.com64
#506intel.com66
#507theconversation.com66
#508bitwarden.com64
#509pcmag.com65
#510imgix.net67
#511sjsu.edu63
#512bea.gov64
#513owasp.org66
#514mediawiki.org66
#515googlesource.com65
#516edweek.org64
#517visualstudio.com67
#518spglobal.com65
#519anthropic.com67
#520whitehouse.gov67
#521stuff.co.nz64
#522w3schools.com67
#523ripe.net65
#524commerce.gov64
#525sueddeutsche.de65
#526guidestar.org65
#527goodreads.com66
#528openid.net65
#529oecd.org66
#530wikimediafoundation.org64
#531archive.ph63
#532photoshelter.com64
#533gov.ru67
#534t.ly65
#535usu.edu64
#536cisco.com66
#537study.com63
#538timesofisrael.com64
#539seekingalpha.com64
#540web.dev66
#541angi.com64
#542nato.int64
#543jekyllrb.com65
#544businessweek.com64
#545accenture.com66
#546mapquest.com64
#547fastly.net64
#548googlecode.com65
#549mercurynews.com64
#550line.me69
#551page.link65
#552curbed.com63
#553instapaper.com63
#554rottentomatoes.com63
#555globenewswire.com66
#556snopes.com64
#557mastercard.com65
#558oculus.com69
#559amnestyusa.org63
#560lexisnexis.com64
#561qz.com65
#562semrush.com66
#563gnu.org67
#564vim.org63
#565amazon.co.uk67
#566pravda.com.ua63
#567dawn.com63
#568mashable.com65
#569oclc.org64
#570imagekit.io65
#571naver.com67
#572bild.de64
#573courtlistener.com64
#574rferl.org63
#575poynter.org64
#576zoho.eu64
#577aliyuncs.com67
#578yelp.ca63
#579colorado.edu64
#580upi.com63
#581rsf.org64
#582co.com65
#583huggingface.co66
#584abs.gov.au64
#585foreignpolicy.com64
#586sharepoint.com67
#587washingtonexaminer.com63
#588hse.ru63
#589realtor.com64
#590constantcontact.com66
#591archlinux.org64
#592tagesspiegel.de64
#593hackerone.com65
#594polyfill.io65
#595osu.edu64
#596ipsos.com66
#597heart.org64
#598wikisource.org63
#599army.mil64
#600nyc.gov64