.co.kr Domain: South Korea's Commercial Domain Zone
.co.kr is the commercial zone under South Korea's country extension .kr, and it is the most familiar shape a Korean web address takes. The zone is administered by the Korea Internet & Security Agency (KISA) and operated by the Korea Network Information Center (KRNIC) within KISA. The rules come from the Domain Name Management Rules made under Article 13 of the Internet Address Resources Act, last amended on 30 October 2024.
Attached Table 1 states the eligibility for the co zone as 'corporations or individuals', so co.kr is not closed to natural persons. Nor do the rules require a business registration certificate specific to this zone. What does apply here is the general condition in Article 4: both the applicant and the registrant must have an address in the Republic of Korea. If you want a shorter address, .kr is the top level of the same scheme.
Allocation follows what Article 9 calls the order of arrival of the application forms. The accuracy of registration data carries a sanction: Article 11 allows a registration to be cancelled 30 days after the data is found to be false, with a 30-day suspension running first. Article 10 requires changes to be reported to KISA through a registrar. Check the name you are targeting with domain search.
.CO.KR Domain at a Glance
- Registry Korea Internet & Security Agency (KISA); the zone is operated by KRNIC within KISA
- Eligibility for the zone Attached Table 1: corporations or individuals
- Basis of the rules Internet Address Resources Act art. 13 — Domain Name Management Rules, last amended 30 October 2024
- Allocation principle Order of arrival of application forms; KISA may use a separate method in the public interest
- Sanction for false data A 30-day suspension followed by cancellation of the registration (art. 11)
- Document Requirement There are no requirements for buying .co.kr domain registration
- Country South Korea
- Character Length 2 - 63 characters
- Registration Period 1 - 2 years
- Name Server Count 1 - 13 servers
.co.kr Domain Prices — No Surprise Fees
Registration, transfer and renewal fees are listed separately. The renewal price can differ from the first-year price, so you see both up front.
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New Registration
$122.90 / years -
Transfer
$141.69 / years -
Renewal
$152.59 / years -
Trustee Service
$40.00
Included With Every .co.kr Domain
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Free DNS management
Change A, MX, TXT and CNAME records yourself from the panel — no waiting on anyone when you move a site or mailbox.
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Domain lock
While the lock is on, nobody can move your domain to another registrar without your approval.
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Domain forwarding
Point the domain at your existing site, a campaign page or a social profile — at no extra cost.
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Free WHOIS privacy
Your name, address and phone stay out of public WHOIS records, which cuts down spam and scam calls.
.co.kr Domain Specifications and Registration Rules
Registration conditions, supported features and the registry's own timelines in a single table.
.co.kr Domain Registration
- Document Requirement There are no requirements for buying .co.kr domain registration
- Country South Korea
- Character Length 2 - 63 characters
- Registration Period 1 - 2 years
- Name Server Count 1 - 13 servers
.co.kr Domain Support
- IDN Support No
- Transfer Support Yes
- Late Renewal Support No
Trustee Requirement for .co.kr Domains
Frequently Asked Questions About .co.kr Domains
The questions people actually ask before registering — answered plainly.
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Attached Table 1 states the eligibility for the co zone as corporations or individuals, so the zone is not closed to natural persons. Nor do the rules require a business registration certificate specific to it. What decides the matter is the general condition in Article 4: both the applicant and the registrant must have an address in the Republic of Korea. If you want a shorter address, .kr is the top level of the same scheme.
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Yes. Article 4 of the rules applies to every .kr zone and admits no exception: both the applicant and the registrant must hold an address in the Republic of Korea. Because the condition is defined by address rather than nationality, a foreign company can register once it has a valid in-country address and contact arrangement. Settling that arrangement is the longest item in the process; the registration itself proceeds normally afterwards.
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Both sit under the same registry and the same rules, and the Korean address requirement applies to both. The difference is purpose and shape: co.kr is the third-level zone set aside for commercial use and the most familiar address form in Korea, while .kr is the top level and keeps the name short. The character rules differ slightly too: co.kr allows a minimum of 2 characters, directly under .kr the minimum is 3.
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Article 9 of the rules ties allocation to the order of arrival of the application forms; KISA may use a separate method only where the public interest requires it. There is no reservation and no priority right — priority belongs to whoever is prepared. If two parties want the same name, what decides it is when the application arrived. If your Korean address arrangement is ready, waiting gains you nothing; check the name with domain search.
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Third-level names run from a minimum of 2 to a maximum of 63 characters and are built from the letters A-Z, the digits 0-9 and the hyphen. A name may not begin with a hyphen or with 'xn--', and may not end with a hyphen. Korean syllables are defined for names taken directly under .kr, where a name containing Hangeul runs from 2 to 17 characters. A short, readable name helps both recall and local search visibility in the Korean market.
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Article 11 of the rules provides that a registration may be cancelled 30 days after the data is found to be false, with a 30-day suspension running before cancellation. Suspension means the address stops resolving in practice — website and email go down. Article 10 requires changes to be reported to KISA through a registrar. When the Korean address or the responsible person changes, do not delay that filing.
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Article 25 of the rules lists what a lookup shows: the registrant's name and address, details of the management officer, name server information, the registrar's name and the registration dates. The same article forbids KISA and the registrars from using that data, or passing it to third parties, beyond the scope stated in the terms of use. You can run the lookup on the whois search page.
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Article 12 of the rules opens a route to the Internet Address Dispute Resolution Committee for anyone in dispute over the registration, holding or use of a domain name. Where the parties accept — or are deemed to have accepted — a draft conciliation, and where a court decision becomes final, KISA or the registrar acts on the result. Securing the Korean counterpart of your brand name early makes the whole procedure unnecessary.
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