» The selected phrase should not be similar to any famous brand name.
» It should be short and it should consists of a minimum number of letters.
» It should be easy to pronounce and remember.
» It should match the type of site activity.
» It's better not contain letters or hyphen.
» It shouldn't be like the name of another site that makes visitors confused.
» Before making a domain selection, make sure that any other registered trademark that does not belong to you and that you do not have a legal right to use it, is not included in your address.
» You can renew your domain even within one month before expiration.
» In association with the domain usage, keep in mind the scope of international laws and local laws at the same time.
Introducing some extensions
Iran domains list (.ir)
.ir: An extension used for domains in Iran which allowed to be used by the people who are officially resident in Iran.
.co.ir: This extension is for non-governmental organizations and corporations. The companies applying for this extension must have a registered company.
.ac.ir: This special extension is used for higher education institutions licensed by the Ministry of Science, the Ministry of Health, the Islamic Consultative Assembly, the Supreme Council of the Cultural Revolution, and the provision of a copy of this license is required.
.sch.ir: This extension is reserved for schools, educational institutions and other academic organizations under the Ministry of Education of the Islamic Republic of Iran and is required to provide a copy of this license and a written request on the head office of the institute.
.net.ir: This extension is for ISPs, and it is imperative to provide a copy of the ISP license.
.gov.ir: This extension is used for the executive departments, ministries and executive agencies, legislative and judicial branches of the Islamic Republic of Iran. To register this extension a written request on the company letter head is required.
.org.ir: An extension for academic associations, nonprofit organizations and internationally registered organizations
.id.ir: The application of this suffix is for the people of Iran, and the presentation of the applicant's identity card is required.