.sz
.sz is a country-code extension for Eswatini, run by University of Swaziland Department of Computer Science. University of Swaziland Department of Computer Science sets who can register .sz names; some country codes need a local address, so check its rules before you buy.
| Type | Country code |
|---|---|
| Registry operator | University of Swaziland Department of Computer Science |
| Country | Eswatini |
| Who can register | Set by the registry |
| DNSSEC | Not signed |
| RDAP server | None listed |
| WHOIS server | None listed |
| IANA record | iana.org/domains/root/db/sz |
New to extensions? The guide to how domain extensions work covers generic, country-code and brand extensions. For who sells extensions in general, see the list of domain registrars.
Sources: the IANA root zone database and the ICANN list of generic extensions (refreshed 2026-10-24). Something out of date? Tell us.
Frequently asked questions
Who runs the .sz extension?
University of Swaziland Department of Computer Science is the registry operator for .sz, the country-code extension for Eswatini. The registry keeps the list of every .sz name; registrars sell the names to the public.
Can anyone register a .sz domain?
University of Swaziland Department of Computer Science sets who can register .sz names; some country codes need a local address, so check its rules before you buy.
How do I look up who owns a .sz domain?
The .sz registry doesn't publish a public RDAP or WHOIS server listed with IANA, so registration data has to come from the registry's own website.
Is .sz signed with DNSSEC?
No. The .sz zone isn't signed with DNSSEC in the root zone.