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
#201twilio.com69
#202ycombinator.com70
#203pypi.org70
#204tripadvisor.com71
#205arstechnica.com69
#206variety.com69
#207squareup.com70
#208usc.edu69
#209independent.co.uk69
#210vox.com69
#211bandcamp.com71
#212noaa.gov69
#213gofundme.com70
#214pbs.org69
#215shutterstock.com69
#216office.com72
#217investopedia.com70
#218sec.gov70
#219box.com69
#220scientificamerican.com69
#221postgresql.org69
#222loc.gov69
#223w.org74
#224sap.com70
#225ubuntu.com69
#226perplexity.ai69
#227oup.com70
#228telegraph.co.uk69
#229truste.com70
#230kpmg.com69
#231mailchi.mp70
#232treasury.gov68
#233cookiebot.com72
#234ny.gov69
#235census.gov69
#236squarespace-cdn.com73
#237barnesandnoble.com69
#238eu.com68
#239hubspot.com71
#240yale.edu68
#241ohchr.org70
#242justice.gov69
#243brookings.edu68
#244sba.gov68
#245mit.edu70
#246hindustantimes.com67
#247science.org68
#248pewresearch.org70
#249fbcdn.net74
#250ieee.org69
#251snapchat.com69
#252newyorker.com68
#253newsweek.com68
#254marketwatch.com68
#255usps.com68
#256pinimg.com68
#257canva.com70
#258sky.com67
#259debian.org69
#260nber.org68
#261facebook.net72
#262elpais.com68
#263discord.gg71
#264wix.com72
#265nike.com67
#266splashthat.com68
#267research.google67
#268techrepublic.com67
#269git-scm.com69
#270buymeacoffee.com68
#271umn.edu68
#272nationalgeographic.com68
#273website-files.com71
#274giphy.com70
#275bing.com70
#276pages.dev70
#277illinois.edu67
#278share.google70
#279scribd.com68
#280mdpi.com69
#281nist.gov70
#282opensource.org69
#283euronews.com67
#284speakerdeck.com67
#285semanticscholar.org67
#286samsung.com70
#287blog.google69
#288jstor.org68
#289fbsbx.com72
#290clevelandclinic.org68
#291ftc.gov70
#292state.gov68
#293salesforce.com70
#294nasdaq.com67
#295safety.google70
#296twitch.tv69
#297wiktionary.org67
#298thomsonreuters.com67
#299jetbrains.com68
#300xero.com67