.sd is the Internet country code top-level domain (ccTLD) for Sudan.
 | |
| Introduced | 6 March 1997 |
|---|---|
| TLD type | Country code top-level domain |
| Status | Active |
| Registry | Sudan Domains Registry |
| Sponsor | Sudan Internet Society |
| Intended use | Entities connected with  Sudan |
| Actual use | Not very much used |
| Registration restrictions | Generally none, applications screened by registry; may be limited based on which second-level category they are under |
| Structure | Names are registered at second level or at third level beneath various second-level categories |
| Documents | ICANN agreement; Terms and conditions, Policies |
| Dispute policies | None |
| Registry website | www |
2nd level domains
- com.sd - Companies
- net.sd - Network providers and ISPs
- org.sd - Sudanese NGOs
- edu.sd - Sudanese universities and colleges
- med.sd - Medical
- tv.sd - TV channels and Electronic media
- gov.sd - Sudanese government and ministries
- info.sd - Newspapers, information, and media
Second top domain
A new top domain string using Arabic letters, سودان, was reserved for Sudan in November 2012.