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
#6,601	neurology.org	52
#6,602	ionos.es	53
#6,603	t1p.de	52
#6,604	kurier.at	52
#6,605	toyota.jp	51
#6,606	unibas.ch	52
#6,607	semana.com	51
#6,608	uni-konstanz.de	52
#6,609	apa.az	53
#6,610	nicehash.com	51
#6,611	rancher.com	52
#6,612	globalprivacycontrol.org	56
#6,613	uniroma1.it	52
#6,614	kleinanzeigen.de	52
#6,615	cureus.com	51
#6,616	swinburne.edu.au	51
#6,617	gamestop.com	54
#6,618	bose.com	51
#6,619	wundermanthompson.com	51
#6,620	rode.com	51
#6,621	paho.org	53
#6,622	mahidol.ac.th	51
#6,623	revealjs.com	52
#6,624	colgate.com	52
#6,625	super.site	51
#6,626	binus.ac.id	50
#6,627	pentestpartners.com	53
#6,628	alphavantage.co	51
#6,629	okdork.com	51
#6,630	iospress.com	52
#6,631	lkml.org	52
#6,632	france.tv	54
#6,633	ovid.com	53
#6,634	01net.com	51
#6,635	planespotters.net	53
#6,636	wnyc.org	52
#6,637	descartes.com	50
#6,638	sagemath.org	51
#6,639	doist.com	51
#6,640	nyti.ms	52
#6,641	the-independent.com	51
#6,642	auschwitz.org	51
#6,643	urssaf.fr	52
#6,644	eventbrite.ie	52
#6,645	atos.net	51
#6,646	kubeflow.org	52
#6,647	pix11.com	51
#6,648	rustore.ru	56
#6,649	stem.org.uk	51
#6,650	news12.com	52
#6,651	getlisting.org	53
#6,652	uam.es	51
#6,653	anl.gov	52
#6,654	nationaldaycalendar.com	51
#6,655	base.org	52
#6,656	nserc-crsng.gc.ca	51
#6,657	demilked.com	50
#6,658	kiplinger.com	53
#6,659	baltimorecity.gov	51
#6,660	hpbn.co	51
#6,661	fib-international.org	53
#6,662	democracynow.org	51
#6,663	itis.gov	53
#6,664	exa.ai	52
#6,665	clubhouse.com	52
#6,666	9news.com.au	51
#6,667	ncl.ac.uk	52
#6,668	tapclicks.com	53
#6,669	opendatasoft.com	52
#6,670	reason.com	51
#6,671	sae.org	52
#6,672	ulpgc.es	50
#6,673	unlv.edu	52
#6,674	parliamentlive.tv	52
#6,675	quel.jp	53
#6,676	mouseflow.com	53
#6,677	coredump.cx	52
#6,678	all4ed.org	50
#6,679	emirates.com	52
#6,680	codecombat.com	50
#6,681	edfringe.com	52
#6,682	sitecore.com	54
#6,683	ypo.org	50
#6,684	advancedcustomfields.com	52
#6,685	icj-cij.org	52
#6,686	crunchyroll.com	52
#6,687	u24.gov.ua	53
#6,688	no-ip.org	50
#6,689	jumpcloud.com	52
#6,690	iol.pt	51
#6,691	opencompute.org	52
#6,692	healthdata.org	51
#6,693	ecfr.eu	51
#6,694	mubi.com	51
#6,695	splcenter.org	52
#6,696	hu-berlin.de	53
#6,697	gobankingrates.com	51
#6,698	turn.com	53
#6,699	flexport.com	51
#6,700	iherb.com	51