ranking
.rio registrar market share (June 2026)
In June 2026, Key-Systems GmbH held the largest share of .rio domains: 58.3%, or 401 of 688. 7 registrars sold .rio that month.
Top 7 registrars selling .rio, June 2026
#RegistrarDomainsMarket share
1Key-Systems GmbH40158.3%Team Internet (CentralNic)Key-Systems GmbH401#1Market share58.3%CompanyTeam Internet (CentralNic)2One.com A/S11717.0%—One.com A/S117#2Market share17.0%Company—3Nom-iq Ltd. dba COM LAUDE314.5%—Nom-iq Ltd. dba COM LAUDE31#3Market share4.5%Company—4Lexsynergy Limited162.3%—Lexsynergy Limited16#4Market share2.3%Company—5MarkMonitor Inc.111.6%Newfold DigitalMarkMonitor Inc.11#5Market share1.6%CompanyNewfold Digital6Hosting Concepts B.V. d/b/a Registrar.eu111.6%—Hosting Concepts B.V. d/b/a Registrar.eu11#6Market share1.6%Company—7101domain GRS Limited91.3%—101domain GRS Limited9#7Market share1.3%Company—