. ao is the country code top -level domain ( ccTLD) of Angola. It exists since 15 November 1995 and is managed by the University Agostinho Neto in Luanda.

Domains can be registered exclusively below of second- level domains. For example, there are. Co.ao for commercial companies. Ed.ao for educational institutions, . Og.ao for -profit organizations and. Gv.ao for the government of the country. Persons and companies whose headquarters are located outside of Angola, only remains the ending. It.ao reserved ( for international). Overall, may be long and contain only alphanumeric characters a. Ao- domain between two and 63 characters.