First could be registered only on third-level domains, only since October 2009, also second- level domains are allowed. Holders of existing addresses could. Domains do sign up preferred. The existing second- level domains are not resolved, but remained continued to receive. For example, exist. Com.do. Net.do and. Org.do as country-specific alternative to the generic email addresses. Com,. Net and. Org. Although. Do- domains can be registered in the country without a residence or an establishment, however, the contracting authority requires the specification of the identity card or the commercial register and sales tax number at registration.