How to Register .TH Domain: A Step-by-Step Guide for Beginners

Do you want to present your business with a professional online presence in Thailand? There’s no doubt that running a .TH domain is an excellent way to reach a local audience and gain credibility. According to the recent statistics given, the .TH domain has had a consistent rise in the number of registrations with 269 second level domains registered in 2024 alone. This guide from 1Byte will show you how to register .TH domain with specific examples and useful .TH reports.
Understanding .TH Domains
.TH domains are country code top-level domains (ccTLDs) for Thailand. They are managed by the Thai Network Information Center Foundation (THNIC). These domains are popular among businesses and organizations operating in Thailand.
What is a .TH Domain?
The country code top-level domain (ccTLD) of Thailand is a .TH domain. The Thai Network Information Center Foundation (THNIC) manages it. Websites and online services affiliated to Thailand use the .TH domain.
The number of .TH domain registrations has grown rapidly in recent years. As of December 2021, there was a rise in registration of 68 percent, from the previous year’s 18,162 registrations to 30,479 as of December 2021. This growth is due to the increasing significance of holding a local domain for businesses and individuals elsewhere in Thailand.
There are .TH domains of several types, for various categories of .TH users. For example, .ac.th is for academic institutions, .co.th is for commercial entities, .go.th is for government bureaucracy, and .in.th is for individuals and organizations. Each type of domain has particular eligibility requirements and registration processes.
Registering a .TH domain can add trust and credibility in the Thai market. Besides, it makes it easier for local customers to find and recognize your website. If you want more details, you can read it at the official website of the THNIC Foundation.
The Importance of the Thai Network Information Center Foundation (THNIC)
The Thai Network Information Center Foundation (THNIC) plays a crucial role in the development and management of the .TH domain. Established in 2007, THNIC is a non-profit organization dedicated to promoting internet usage and infrastructure in Thailand.

Facilitating registration and management of .TH domain names is one of THNIC’s main missions. This guarantees to the businesses and peoples of Thailand a dependable and safe domain registration system. THNIC retains a robust firm infrastructure with a view to encouraging the site with .TH domain toward having the reputation and professionalism.
THNIC also supports research and development into internet technology that helps to enrich the digital landscape of Thailand. In this case, the BKNIX project is an example of a project that attempts to improve implementation of internet exchange in the country in order to make it faster and cheaper.
THNIC also offers educational resources and training programs to enable individuals and businesses to understand and make use of internet technology more effectively. Among these initiatives is the THNIC Academy, which runs workshops and courses covering different ways of using the internet as well as security.
To sum up, the Thai Network Information Center Foundation is significant to realize Thailand’s sustainable development of internet infrastructure and for advancing digital literacy among her people.
Storage Capacity
There are some eligibility criteria for registration of a .TH domain. Here are the key requirements:
- Thai Citizenship or Business Presence: A .TH domain can only be registered by a Thai citizen or organization operating under Thai law. This ensures the domain will become relevant to Thailand.
- Trademark Holders: Foreigners who own a trademark registered with the Department of Intellectual Property, Ministry of Commerce, can also register. It gives international businesses a stake in Thailand.
- Domain Name Categories: Divided into several categories, the .TH domain uses .ac.th for academic institutions, .co.th for commercial entities, .go.th for government agencies, and .in.th for individuals and companies. There are specific eligibility criteria for each category.
- Documentation: Legal documentation must be provided to prove applicant eligibility. For example, you have to meet criteria such as proof of Thai citizenship, business registration and so on.
- Annual Registration Period: Only during a limited time each year does the .TH domain become available. Requests must be made by applicants in designated registration rounds.
For more detailed information, you can refer to the THNIC Foundation’s guidelines.
Step-by-Step Registration Process
Registering a .TH domain is straightforward, even for beginners. Here’s a step-by-step guide to help you through the process:
Selecting a Domain Registrar

If you register your .TH domain name, selecting the accurate domain registrar is very important. A domain registrar administers your domain name registration, renewal and transfer. Here are some key factors to consider:
- Reputation and Reliability: Find a registrar with a strong rep and solid support. An example would be reliable hosting companies such as 1Byte, Godaddy and Namecheap with millions of domains under management.
- Pricing and Fees: Check out pricing and fees of different registrars. Bulk registrations and long term commitments often get a discount from some registrars. Be sure to look for any hidden fees.
- Additional Services: Other registrars also offer additional services such as web hosting, email hosting and domain privacy protection. Just think if you even need these services and if the registrar provides them.
- Customer Reviews: Check out customer reviews and testimonials for a gauge of what sort of service quality to expect from the registrar. In addition, websites like Trustpilot and Consumer Reports can give you some real, useful insight.
- Domain Transfer Policies: If you think you might transfer your domain sometime in the future, check the registrar’s domain transfer policies. Transfer domains; there are some registrars that make this process easy; some even limit you or require extra charges.
- Security Features: Make sure the registrar also is equipped with advanced security features to safeguard your domain from compromising factors. But make sure to watch out for features like two factor authentication and domain locking.
By taking these points into account, you will be able to pick a domain registrar that suits your needs and won’t make domain registration a frustrating affair. Happy domain registering!
Creating an Account with the Registrar
To register a .TH domain you need to create an account with the registrar. This is a very easy process that puts you in charge of your domain registration.
Visit the official website of the registrar. For .TH domains, this is typically T.H.NIC Co., Ltd. Look for the “Sign Up” or “Create Account” button on the homepage and click on it to start the registration process.
To register you will need to fill in various things like your name, email address, and contact number. Be sure that the info is correct so as to avoid problems during the registration process.
Once you’ve submitted your details, get an email to verify, click on the verification link to confirm your email address. Make a good password and set up any extra security options available through the registrar, like two factor verification.
Before anything you need to secure your .TH domain you must create an account with the registrar. With this, you are easily able to manage your domain settings, renew registration and do any change you want.
Filling Out the Registration Form
If you want to register a .TH domain first open the registrar’s website. Under the domain registration section click the ‘Register a Domain’ button. First and foremost, you’ll have to share a few basic information like your name, email address, and your contact number. Be sure to double check these details.
Then, pick the .TH domain name that fits you best. Make sure to choose something unique, which follows the THNIC guidelines for choosing domain names. Its length should be between two and 63 characters; a domain name can contain letters (a–z) and numbers (0–9).
After you select your domain name, go to the section regarding payment. Choose a payment method and enter your billing information. Many registrars will take credit cards, PayPal or other online payment acceptance. Confirm the payment after reviewing the total cost with any relevant taxes or fees.
After payment, if the payment was successful, you will receive an email with the details of registration. Save this email, because it might contain information about your domain.
Last, check on domain registration status on the registrar’s website. The domain may not be active for a few hours. If you have any problems contact the registrar’s support team to help you.
Submitting Required Documents
To register a .TH domain, you have to provide a certain set of documents. Here’s a guide:
- Domain Name Registration Form: Access the form available in the Thai Network Information Center (THNIC) website.
- Proof of Identity: For Thai citizens, submit a valid ID, for foreigners – a passport.
- Trademark Registration: If registered trademark, attach notarized copies of registration with Department of Intellectual Property, Ministry of Commerce.
- Domain Name Agreement: THNIC will provide the domain name agreement and you just sign it.
- Payment Receipt: Present a receipt of the registration fee payment.
Paying Registration Fees
After selecting the .TH domain name you’d like to use, you need to pay the registration fees. The amount of fees vary depending on what type of domain you register. For example, if you register for a Second Level Domain (SLD) this requires a registration fee of 100,000 THB per year and a Third Level Domain (3LD) costs 856 THB per year.
They are maintained by the Thai Network Information Center Foundation (THNIC.) All fees collected are spent towards the development of Thailand’s internet infrastructure. This also means that when you register, your registration fee goes to a good cause.
You will need to follow THNIC instructions to pay the fees. This usually means you log in to your Domain Name Management System and pay. Be sure to mark down your payment for future use.
Confirming and Finalizing the Registration
Once you have narrowed down your .TH domain name selection, be sure to verify and complete the registration process. Follow these clear steps:
- Review Your Details: Be sure to double check that all of your information is correct; for example, the contact information, and the domain name you want to use.
- Submit Your Request: Then hit the “Submit” button and wait for a confirmation email containing your submission.
- Verification Process: The Thai Network Information Center (THNIC) verifies your request and takes about seven days to find out whether there is any conflict or violation with your domain name.
- Payment Confirmation: After verification, we will send you an email to proceed to pay. Be sure to pay the necessary fee to complete registration of your business.
- Receive Confirmation: After your payment is processed we’ll send you a final confirmation email with your domain name, some registration details, and so on.
- Access Your Domain: Once your new .TH domain is registered, you can access it through the Domain Name Management system for managing your settings, making a renewal, or updating your .TH domain.
Conclusion
Knowing how to register .TH domain is made easy with this guide we provided. Follow the steps mentioned in this article and you’ll be safe with your .TH domain and getting started with building your online presence. Please remember to consult the latest statistics and THNIC Foundation guidelines for your smooth registration process. The right approach will have your .TH domain up and running in no time.