Open Authority Rating

Top .co 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
#32,611	eplatform.co	42
#33,001	sfdc.co	46
#33,048	courtneysworld.co	46
#33,284	hrmos.co	46
#33,372	hatch.co	43
#33,424	modalyst.co	43
#33,537	publicfirst.co	44
#33,729	anilist.co	44
#33,771	veo.co	43
#33,808	codeandsupply.co	44
#34,029	medellin.gov.co	43
#34,378	chope.co	43
#34,819	notepin.co	42
#34,827	tala.co	41
#35,035	arketa.co	44
#35,087	givecloud.co	44
#35,845	anny.co	43
#36,382	kyash.co	42
#36,464	hype.co	42
#36,606	ucc.edu.co	42
#36,738	ctvc.co	41
#36,882	crd.co	43
#37,028	stanza.co	46
#37,063	sygnia.co	43
#37,089	keela.co	45
#37,771	donorsupport.co	45
#37,859	slant.co	42
#38,000	colciencias.gov.co	41
#38,060	make3.co	46
#38,104	thecut.co	42
#38,147	hseconnect.co	46
#38,190	mwater.co	41
#38,869	integrativepsych.co	39
#38,900	daily.co	43
#38,988	linkmix.co	43
#39,178	wunderkind.co	45
#39,222	agrosavia.co	41
#39,374	researchid.co	40
#39,526	mincultura.gov.co	42
#39,546	vgen.co	43
#39,910	nequi.com.co	41
#39,970	wanelo.co	40
#39,985	zencare.co	43
#39,989	easy.co	43
#40,109	uninorte.edu.co	42
#40,169	eia.edu.co	40
#40,191	coinswitch.co	41
#40,275	senado.gov.co	42
#40,483	mirror.co	44
#40,491	utp.edu.co	42
#40,494	nxlog.co	42
#40,585	lever.co	48
#40,640	instafollowers.co	41
#40,656	buildd.co	42
#40,723	colombiaaprende.edu.co	42
#40,819	unipamplona.edu.co	41
#40,924	onic.org.co	40
#41,017	gestiondelriesgo.gov.co	41
#41,041	linkbio.co	42
#41,124	upmetrics.co	43
#41,368	karisma.org.co	43
#41,647	givealittle.co	43
#41,681	supertab.co	42
#41,938	mohid.co	41
#42,037	r-statistics.co	40
#42,126	moversshakers.co	43
#42,228	paper.co	41
#42,236	icetex.gov.co	42
#42,268	racingnews.co	39
#42,454	craft.co	42
#43,005	snappr.co	40
#43,135	bitnation.co	41
#43,429	junip.co	43
#43,550	parim.co	39
#43,745	assistro.co	40
#43,779	thesefootballtimes.co	40
#43,961	langeek.co	40
#44,154	movistar.co	40
#44,232	payengine.co	39
#44,664	unimagdalena.edu.co	41
#44,814	rentmy.co	40
#44,828	1se.co	41
#44,898	fedesarrollo.org.co	40
#44,973	registraduria.gov.co	42
#44,997	flip.org.co	40
#45,020	marfin.co	39
#45,061	thefabulous.co	45
#45,102	everypage.co	39
#45,135	storepulse.co	39
#45,191	formstatus.co	39
#45,379	dish.co	44
#45,435	pedagogica.edu.co	40
#45,683	antioquia.gov.co	40
#45,771	rappad.co	41
#45,971	eatapp.co	42
#46,270	radioline.co	41
#46,388	thesocialhub.co	42
#46,407	atlas.co	41
#46,416	jbb.gov.co	41
#46,457	google.co	41