 | |
| Introduced | 2015 |
|---|---|
| Registry | Empresa Municipal de Informática S.A. -IPLANRIO |
| Sponsor | City of Rio de Janeiro |
| Intended use |  Rio de Janeiro residents, institutions, and businesses |
| Registration restrictions | The applicant must have an official address in Rio de Janeiro and must have a CPF or CNPJ |
| Documents | ICANN registry agreement |
| Registry website | prefeitura |
The domain name rio is a top-level domain (TLD) for Rio de Janeiro in the Domain Name System of the Internet.[1] On 27 February 2014, ICANN and Empresa Municipal de Informática SA – IPLANRIO entered into a Registry Agreement under which Empresa Municipal de Informática SA – IPLANRIO operates the rio TLD.[2] It was officially launched in 2015.[3]