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 rank	Domain	OAR
#6,001	w3id.org	54
#6,002	carta.com	52
#6,003	albany.edu	52
#6,004	fareharbor.com	55
#6,005	ul.com	54
#6,006	macromates.com	52
#6,007	data.ai	53
#6,008	cba.pl	50
#6,009	zlib.net	55
#6,010	chanel.com	52
#6,011	alaska.edu	52
#6,012	kabulnow.com	53
#6,013	information-age.com	52
#6,014	lung.org	53
#6,015	newswire.com	52
#6,016	seesaa.net	53
#6,017	transequality.org	54
#6,018	calarts.edu	51
#6,019	chula.ac.th	52
#6,020	mofa.gov.ae	53
#6,021	upc.edu	52
#6,022	jneurosci.org	52
#6,023	cc.com	52
#6,024	fontlibrary.org	54
#6,025	barcelona.cat	52
#6,026	ncee.org	53
#6,027	tu-dresden.de	53
#6,028	rogerebert.com	51
#6,029	ipsnews.net	51
#6,030	telegraphindia.com	52
#6,031	realvnc.com	52
#6,032	ulaval.ca	52
#6,033	google.com.sa	52
#6,034	nine.com.au	53
#6,035	renttherunway.com	51
#6,036	euneighbourseast.eu	53
#6,037	chabad.org	51
#6,038	dailymaverick.co.za	51
#6,039	texthelp.com	51
#6,040	scitation.org	52
#6,041	fortiguard.com	51
#6,042	gemconsortium.org	51
#6,043	3dprint.com	50
#6,044	dcu.ie	52
#6,045	ifixit.com	52
#6,046	roll20.net	50
#6,047	uni-bamberg.de	52
#6,048	bt.com	54
#6,049	acog.org	53
#6,050	uni-muenster.de	52
#6,051	k-state.edu	52
#6,052	azurefd.net	56
#6,053	brighterir.com	53
#6,054	gobiernodecanarias.org	52
#6,055	nextinsurance.com	51
#6,056	freep.com	52
#6,057	lboro.ac.uk	52
#6,058	simon.com	52
#6,059	yandex.net	55
#6,060	healthdirect.gov.au	53
#6,061	surrey.ac.uk	52
#6,062	euromonitor.com	52
#6,063	cookiefirst.com	55
#6,064	healthyturkiye.com	53
#6,065	merca20.com	51
#6,066	opentext.com	54
#6,067	insurancebusinessmag.com	52
#6,068	freakonomics.com	52
#6,069	cbo.gov	52
#6,070	ou.edu	52
#6,071	bookriot.com	51
#6,072	dailysabah.com	51
#6,073	haproxy.org	54
#6,074	rss.app	52
#6,075	charter97.org	53
#6,076	designboom.com	52
#6,077	fsu.edu	54
#6,078	csa-research.com	55
#6,079	breitbart.com	52
#6,080	maine.edu	51
#6,081	btn.com	53
#6,082	bitsight.com	52
#6,083	ndss-symposium.org	52
#6,084	withyoutube.com	54
#6,085	artic.edu	52
#6,086	wefunder.com	51
#6,087	health.wa.gov.au	52
#6,088	igi-global.com	52
#6,089	ritsumei.ac.jp	52
#6,090	putty.org	54
#6,091	expo.dev	54
#6,092	cbs.dk	51
#6,093	kxcdn.com	54
#6,094	unt.edu	52
#6,095	beppegrillo.it	53
#6,096	jma.go.jp	54
#6,097	marktplaats.nl	51
#6,098	piie.com	52
#6,099	fapesp.br	51
#6,100	theasianparent.com	53