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
#9,201	blogspot.hu	49
#9,202	planning.org	49
#9,203	guardian.ng	50
#9,204	c4ads.org	52
#9,205	givewell.org	49
#9,206	kentik.com	50
#9,207	sciencemuseum.org.uk	50
#9,208	odg.cat	51
#9,209	nccn.org	50
#9,210	opinionbox.com	49
#9,211	cmail19.com	50
#9,212	nissanusa.com	50
#9,213	undark.org	49
#9,214	lri.fr	49
#9,215	russianplanes.net	51
#9,216	ibm.biz	52
#9,217	in.gov.br	53
#9,218	littlebits.cc	49
#9,219	coso.org	49
#9,220	test-ipv6.com	50
#9,221	boohoo.com	49
#9,222	radancy.com	51
#9,223	cic.gc.ca	50
#9,224	courrierinternational.com	50
#9,225	unisa.edu.au	49
#9,226	cvent.me	53
#9,227	equalityhumanrights.com	50
#9,228	decathlon.fr	50
#9,229	bashkortostan.ru	52
#9,230	designmantic.com	49
#9,231	zulipchat.com	51
#9,232	ccsf.edu	50
#9,233	rtr.at	51
#9,234	jusbrasil.com.br	50
#9,235	pro.sony	50
#9,236	lne.es	49
#9,237	uwi.edu	49
#9,238	goal.com	50
#9,239	ms.now	49
#9,240	rcsb.org	50
#9,241	devchat.tv	49
#9,242	couchsurfing.org	48
#9,243	unav.edu	49
#9,244	cri.cn	51
#9,245	libro.fm	51
#9,246	klout.com	49
#9,247	mountainproject.com	49
#9,248	hoyoverse.com	50
#9,249	blogspot.tw	50
#9,250	stephenwolfram.com	49
#9,251	volga.news	52
#9,252	biologicaldiversity.org	50
#9,253	lumalabs.ai	50
#9,254	ascap.com	52
#9,255	bowdoin.edu	49
#9,256	tkqlhce.com	51
#9,257	teamsystem.com	49
#9,258	avira.com	50
#9,259	loccitane.com	49
#9,260	awis.org	49
#9,261	kstp.com	49
#9,262	wargaming.net	49
#9,263	jstatsoft.org	51
#9,264	pokemon.com	51
#9,265	collider.com	50
#9,266	blockstream.com	49
#9,267	dealroom.co	50
#9,268	videoblocks.com	49
#9,269	alternet.org	50
#9,270	bundesarchiv.de	49
#9,271	bezformata.com	52
#9,272	trendsresearch.org	51
#9,273	advfn.com	48
#9,274	bubbl.us	48
#9,275	bni.com	50
#9,276	researchmap.jp	50
#9,277	onb.ac.at	49
#9,278	homeoffice.gov.uk	50
#9,279	one-tab.com	49
#9,280	mcclatchydc.com	49
#9,281	tamr.com	50
#9,282	javascript.info	50
#9,283	renderforest.com	50
#9,284	allbusiness.com	49
#9,285	cuanschutz.edu	50
#9,286	jns.org	49
#9,287	your-server.de	51
#9,288	accredible.com	49
#9,289	cybersecuritydive.com	50
#9,290	unizar.es	50
#9,291	vagaro.com	53
#9,292	dailyprincetonian.com	48
#9,293	wpde.org	49
#9,294	ritetag.com	49
#9,295	netbsd.org	52
#9,296	elephantjournal.com	49
#9,297	hydroquebec.com	49
#9,298	picpay.com	49
#9,299	strawberryperl.com	52
#9,300	inklestudios.com	49