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.CO.TH
Thailand
Thai Network Information Center Foundation · cctld · Updated 2026-09-10
Specs only
Specifications
- Zone
- .co.th
- Registration
- Manual
- Registration period
- 2 years
- Character length
- 1-63
- Nameservers
- 2-7 nameservers
- Transfer time
- Manual
- Handle updates
- Yes
- WHOIS server
- whois.thnic.co.th
- Data set
- ccTLD
- Connection
- Manual
Eligibility & Restrictions
Please contact the support for details. Confirmation required. Copy of commercial licence (companies) or copy of Identity Card (individuals). Local domain administrator (AdminC) required. Domain name has to be very close to company name. Local domain owner (OwnerC) required (office/residence). Nameserver must be set up in advance and provide an authoritative response.
Required contact fields: Tech contact email, Owner contact email, Admin contact email.
Registration
Registration period: 2 years. Processing is manual. Character length: 1-63. Requires 2-7 nameservers.
Transfer Procedure
Transfer processing is manual.
Registrant Change
No registry-level owner change task. Updates handled via contact data updates.
Renewal & Deletion
No explicit renewal task. Domain auto-renews or follows registry-defined lifecycle. Cancellation period: 1 month.
Restore / Redemption Grace Period
Restore is not available as a registry task. Domain cannot be recovered after deletion.
WHOIS / Privacy
WHOIS server: whois.thnic.co.th. WHOIS privacy not supported. Contact data publicly visible.
Data controllers
- Thai Network Information Center Foundation (org) 159 Thanon Phichai, Khwaeng Thanon Nakhon Chaisi, Khet Dusit, Bangkok 10300, Thailand
- Thai Network Information Center Foundation — Chaya Limchitti (admin) 159 Thanon Phichai, Khwaeng Thanon Nakhon Chaisi, Khet Dusit, Bangkok 10300, Thailand
Error codes
- EF01017
- EF03008
- EF00512
- EF01008
- EF01009
- EF03005
- EF01002
- EF03007
- EF03006
- EF01075
- EF03011
- EF01055
- EF03010
- EF01074
- EF0103118
Required fields
- techc/email
- ownerc/email
- adminc/email
Restrictions
- Confirmation required. Copy of commercial licence (companies) or copy of Identity Card (individuals).
- Domain name has to be very close to company name.
- Local domain administrator (AdminC) required.
- Local domain owner (OwnerC) required (office/residence).
- Nameserver must be set up in advance and provide an authoritative response.
- Please contact the support for details.
Root nameservers
- A.THAINS.CO.TH
- NN1.THAINS.CO.TH
- P.THAINS.CO.TH
- C.THAINS.CO.TH
- NS.THNIC.NET
- B.THAINS.CO.TH
Tasks (API)
- create · available · chargeable · manual
- delete · available · manual
- preack · available · manual
- transfer · available · chargeable · manual
- update · available · chargeable · manual