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
#1,601	servicenow.com	60
#1,602	purl.org	62
#1,603	clickup.com	60
#1,604	ucdavis.edu	60
#1,605	iisf.or.jp	58
#1,606	udacity.com	59
#1,607	odysseymathtuition.com	58
#1,608	codenvy.com	58
#1,609	baymard.com	60
#1,610	academia.edu	61
#1,611	heroku.com	60
#1,612	wechat.com	59
#1,613	muse.ai	66
#1,614	sucuri.net	60
#1,615	herecomesthebus.com	58
#1,616	tutsplus.com	60
#1,617	bundestag.de	60
#1,618	iste.org	62
#1,619	signal.org	59
#1,620	ea.com	60
#1,621	mongodb.com	61
#1,622	eeoc.gov	60
#1,623	girlswhocode.com	58
#1,624	centos.org	61
#1,625	klarna.com	62
#1,626	theglobeandmail.com	60
#1,627	uci.edu	60
#1,628	raywhite.com	58
#1,629	dartmouth.edu	59
#1,630	capgemini.com	60
#1,631	mediasmarts.ca	62
#1,632	kantar.com	60
#1,633	vsco.co	58
#1,634	pinterest.ca	60
#1,635	bazel.io	58
#1,636	flipsnack.com	61
#1,637	oregon.gov	60
#1,638	fraunhofer.de	60
#1,639	praha-kunratice.cz	58
#1,640	com.com	60
#1,641	bio-link.se	58
#1,642	saferinternet.org.uk	62
#1,643	timeout.com	59
#1,644	sanity.io	63
#1,645	rubygems.org	61
#1,646	rackcdn.com	61
#1,647	note.com	62
#1,648	tomsguide.com	59
#1,649	thebalance.com	59
#1,650	macromedia.com	64
#1,651	1password.com	60
#1,652	languagetool.org	59
#1,653	thdstatic.com	58
#1,654	nature.org	59
#1,655	openstreetmap.org	63
#1,656	oauth.net	61
#1,657	akamaized.net	61
#1,658	elevenlabs.io	60
#1,659	infoq.com	60
#1,660	lenovo.com	60
#1,661	haxx.se	61
#1,662	scmp.com	60
#1,663	utah.edu	60
#1,664	hibuwebsites.com	58
#1,665	spamhaus.org	59
#1,666	amazon.com.au	61
#1,667	audacityteam.org	60
#1,668	prezi.com	60
#1,669	olympics.com	60
#1,670	internet.org	65
#1,671	dropboxusercontent.com	60
#1,672	denic.de	61
#1,673	workday.com	60
#1,674	smartinsights.com	59
#1,675	m.me	63
#1,676	eyelids.com	58
#1,677	seattle-facelift.com	58
#1,678	taxjar.com	58
#1,679	afr.com	59
#1,680	securityweek.com	59
#1,681	internetlivestats.com	59
#1,682	business-standard.com	59
#1,683	doordash.com	60
#1,684	epub.press	58
#1,685	getvozzi.com	59
#1,686	wireshark.org	59
#1,687	gsma.com	59
#1,688	buzzsprout.com	61
#1,689	mixpanel.com	60
#1,690	crazyegg.com	61
#1,691	a11yproject.com	58
#1,692	globalsign.com	59
#1,693	matomo.org	63
#1,694	activecampaign.com	60
#1,695	scholastic.com	62
#1,696	bitcoin.org	59
#1,697	oecd-ilibrary.org	60
#1,698	nrf.com	60
#1,699	craftingagreenworld.com	58
#1,700	pixieset.com	60