ccTLD

.su domain information

.su is a country-code top-level domain originally designated for the Soviet Union, now used by various entities connected to the region.

DNSSEC Support: Yes IDN Support: No Updated: 2026-05-28

Introduction

.su is a country-code top-level domain (ccTLD) that was designated for the Soviet Union. While the USSR no longer exists, the .su domain continues to be relevant for individuals, businesses, and organizations with ties to the former Soviet states. The TLD is managed by the Russian Institute for Development of Public Networks (ROSNIIROS) and is open for registration without specific eligibility requirements. This makes it an attractive option for a diverse range of users, including cultural organizations and historical entities. With DNSSEC support and a flexible registration period, .su offers a unique opportunity for those wishing to establish an online presence linked to the region's rich history.

Target market

This TLD is primarily positioned for users and organizations in Russia and the former Soviet Union.

Restrictions

Registration is open to all, with no specific eligibility requirements.

Intended use

.su was originally intended for the Soviet Union and continues to serve users with historical or cultural ties to that region.

Registration rules

• Domain names must be 2 to 63 characters long.
• Allowed characters include letters, numbers, and hyphens.
• Certain names may be reserved or restricted.
• No specific eligibility requirements.

Renewal policy

Check registry policy

Transfer policy

Check registry policy

Dispute resolution policy

UDRP

Typical users

Individuals, businesses, cultural organizations, historical entities.

Registry url

https://www.nic.su/
https://www.reg.ru/
https://www.hosting.reg.ru/

Registrar prices

No registrar price rows yet