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.hm Domain: Heard Island and McDonald Islands ccTLD Guide

Updated October 2026

.hm is the country-code top-level domain for the Heard Island and McDonald Islands.

Overview

.hm is the country-code top-level domain for the Heard Island and McDonald Islands, in Antarctica. It is managed by HM Domain Registry.

Delegated to the uninhabited Heard and McDonald Islands, yet used by sites with no connection to them.

Who can register

Anyone, anywhere, can generally register through accredited registrars.

Before you buy a .hm name

• Check the renewal price as well as the first-year price. Our cost calculator shows what a name really costs over time.
• Make sure you meet the eligibility rules yourself, without relying on a trustee if you can avoid it.
• Search for trademarks and for the same name in .com.
• Say the name out loud: will people type it correctly?

Weighing up a specific .hm name? TLD.is gives an AI appraisal that explains a name's strengths and weaknesses.

Frequently asked questions

What country is .hm?

.hm is the country-code top-level domain for the Heard Island and McDonald Islands.

Who runs the .hm domain?

The .hm registry is managed by HM Domain Registry.

Can I register a .hm domain from another country?

Generally yes. .hm is open to registrants worldwide through accredited registrars. Check the registry's current terms before you buy.

Does Google treat .hm as a country domain?

Yes. Google normally treats .hm as a signal that a site targets the Heard Island and McDonald Islands.

Compare and explore

Compare .hm side by side with other extensions, or browse more in Antarctica:

Sources checked: en.wikipedia.org. Last reviewed October 2026.

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