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
#4,201	openldap.org	54
#4,202	randstad.com	54
#4,203	vodafone.com	56
#4,204	ebsco.com	55
#4,205	msu.ru	53
#4,206	extremetech.com	53
#4,207	e-gov.go.jp	56
#4,208	digitalmarketinginstitute.com	54
#4,209	agents.md	54
#4,210	23andme.com	56
#4,211	debian.net	54
#4,212	aap.org	56
#4,213	cedcommerce.com	53
#4,214	fortnite.com	53
#4,215	bizcommunity.com	53
#4,216	bloomreach.com	53
#4,217	sf.net	55
#4,218	podcastindex.org	53
#4,219	wiwo.de	55
#4,220	ivanti.com	55
#4,221	ucp.dev	53
#4,222	kauffman.org	53
#4,223	ibtimes.com	54
#4,224	travelandleisure.com	55
#4,225	springernature.com	55
#4,226	varnish-cache.org	54
#4,227	boozallen.com	53
#4,228	gov.wales	55
#4,229	rp-online.de	54
#4,230	uky.edu	55
#4,231	onetcenter.org	55
#4,232	telekom.de	59
#4,233	pantone.com	55
#4,234	marinetraffic.com	54
#4,235	flexera.com	55
#4,236	fedramp.gov	55
#4,237	esafety.gov.au	57
#4,238	codeigniter.com	53
#4,239	rub.de	53
#4,240	ilovepdf.com	53
#4,241	mathworks.com	55
#4,242	digital-photography-school.com	53
#4,243	gov.nt.ca	53
#4,244	temu.com	56
#4,245	tunecore.co.jp	55
#4,246	nrcan.gc.ca	54
#4,247	tripadvisor.in	54
#4,248	undocs.org	55
#4,249	scamwatch.gov.au	54
#4,250	telerik.com	56
#4,251	gov.si	56
#4,252	seoclarity.net	53
#4,253	uvm.edu	53
#4,254	thespruce.com	55
#4,255	marketscreener.com	53
#4,256	theringer.com	53
#4,257	tehrantimes.com	55
#4,258	chosun.com	54
#4,259	netscout.com	53
#4,260	talkshoe.com	52
#4,261	carahsoft.com	55
#4,262	ashrae.org	54
#4,263	kddi.com	55
#4,264	pressreader.com	56
#4,265	fidelitycharitable.org	54
#4,266	sre.google	54
#4,267	lpages.co	55
#4,268	greensock.com	53
#4,269	qwant.com	53
#4,270	ifc.org	55
#4,271	vatican.va	56
#4,272	sf-express.com	53
#4,273	umontreal.ca	54
#4,274	stocktwits.com	53
#4,275	cookie-script.com	58
#4,276	jumpshare.com	53
#4,277	passkey.com	56
#4,278	spring.io	55
#4,279	streaklinks.com	54
#4,280	apc.org	53
#4,281	newsday.com	57
#4,282	khronos.org	55
#4,283	slashgear.com	53
#4,284	blogspot.in	54
#4,285	flexjobs.com	54
#4,286	giac.org	53
#4,287	lumen.com	55
#4,288	ancestry.com	56
#4,289	paperswithcode.com	55
#4,290	mendeley.com	54
#4,291	amtrak.com	54
#4,292	booth.pm	53
#4,293	fastspring.com	54
#4,294	360.com	53
#4,295	tailorbrands.com	53
#4,296	inegi.org.mx	53
#4,297	posthog.com	56
#4,298	pen.org	54
#4,299	atl-paas.net	59
#4,300	ufsc.br	53