A ccTLD (country-code top-level domain) is a two-letter domain extension assigned to a country or territory, such as .uk, .de or .ca.
A ccTLD is the ending of a domain name that belongs to a specific country or territory. The two letters come from the ISO 3166 list of country codes, so .fr is France, .jp is Japan and .au is Australia. There are more than 300 of them, including the internationalised versions written in other scripts.
If you run a business that sells mainly in Germany, a .de domain tells visitors and search engines straight away that you're a local company. It sits alongside the other main group of extensions, the generic gTLDs like .com, .org and .net.
How ccTLDs work
Each ccTLD is run by its own registry, usually a national organisation chosen locally rather than by ICANN directly. Nominet runs .uk, DENIC runs .de and CIRA runs .ca, for example. Because each registry sets its own rules, ccTLDs vary a lot:
- Eligibility: some, like .ca or .au, require a local presence or business. Others, like .de, require a local administrative contact unless the registrar provides one.
- Pricing and terms: renewal prices and minimum registration lengths differ by country.
- Transfers: not all of them use an auth code. A .uk transfer uses an IPS tag instead.
- Disputes: many use their own dispute rules rather than the UDRP.
ccTLDs used as generic domains
Some country codes are popular well beyond their home countries because of what the letters look like. .co (Colombia) is used as a short alternative to .com, .io (British Indian Ocean Territory) is popular with tech start-ups, .tv (Tuvalu) with video creators, and .me (Montenegro) for personal sites. Google treats a handful of these as generic for search targeting, but the registry's own rules still apply.
ccTLD vs gTLD for SEO
Google uses a ccTLD as a strong signal that a site targets that country. That's great if you only serve one market, because a .co.uk domain can help with UK searches. It's less helpful if you want to reach customers worldwide, where a gTLD like .com with country sections, or separate country domains, is usually the better plan.
Things to check before registering a ccTLD
- Whether you meet the residency or presence rules, and what proof is needed.
- Whether the registry publishes owner details in WHOIS, since domain privacy isn't always allowed.
- The renewal price, not just the first-year offer.
- Whether you should also register the matching .com to protect your brand.
AblePage's domain range includes .co, which is a ccTLD widely used as a generic extension. You can see current prices on the domain registration page.