.AC.RU Domain Registration WHOIS Guidelines

The .AC.RU domain extension is The .ac.ru domain is a second-level extension under the Russian country code top-level domain (.ru), specifically allocated for higher education establishments, academic research institutions, and scientific societies like the Russian Academy of Sciences. It requires a minimum label length of 2 characters and supports up to 63 characters. It does not support IDN characters, meaning only standard English characters are allowed. The following registration restrictions apply: Passport or tax ID verification required.

To search for who owns a specific domain registered under this extension, you can perform a live query in our WHOIS portal above. The registry operator database will respond in real time with server details, domain status codes, registration/expiry dates, and name server arrays.