This article describes the procedures and requirements of .sg domain names.
Click on the subject below to open the dropdown for more information.

Successful domain registration requires:

  • for private individuals:
    • passport number in owner's handle
  • for legal entities:
    • company registration number in owner's handle

Successful domain transfer requires:

  • authorisation code
  • up to 7 days of processing time
Authorization code required yes
Method of confirmation authcode
Registration period after transfer extends
Average transfer time Max 7 days
Advanced and simple transfers available Contact our Sales department to check if easy transfer of 100 or more .sg domains is available.
    • Authorization code in RCP can be used for internal transfer only.
    • Authorization code for external transfers can only be requested if domain's admin contact has local presence in Singapore and is not using our local presence service anymore.

If the above criteria is met - please contact support@openprovider.com for assistance in retrieving the code. If you have updated the admin contact to a new contact person in Singapore, please sent the SingPassID or SGNICID number from this contact in the email.
SingPassID format: X1234567X - where X is an upper case letter at the beginning and end of a seven digit string
SGNICID format: SGNICID-X12-345678

Owner change (trade)

trade - processed via contact handle change in RCP

After submission, the current registrant will receive an email by NIC.SG which must be approved for the changes to take effect. A change of registrant is not real time and will need 7 days to complete. This domain will not be renewed after the trade and keep it's expiration date.

Other update

domain update - by updating associated handles


deletion - manual via RCP

Restore / reactivate

Manual by contacting support@openprovider.com

  • Registry: SGNIC
  • Registry whois: whois.nic.sg
  • Registry web based whois: http://www.nic.net.sg/
  • Registry zonefile updates: Several times a day
Technical information
  • Available second level domains: .com.sg, .net.sg
  • DNSSEC support: no
  • Minimum length: 3 characters
  • Maximum length: 63 characters
  • Allowed characters: a-z 0-9 -
  • IDN characters: no
  • Registration period: 1 – 2 years
  • Renewal date offset: 3 days
    The number of days before the registry's expiration date, that Openprovider requires the domain to be renewed or expired. More info.
    Note that the dates as shown in your Openprovider account are always leading, even if they do not match the renewal date offset mentioned here.
  • Soft quarantine period: n/a days
    During this period, following after an expiration, the domain can be restored for free. This period does not apply if the domain is deleted explicitly. More info.
  • Quarantine period: 0 days
    During this period, an expired or deleted domain name can be reactivated at an additional fee.
  • Local presence required? yes
  • Does Openprovider provide local presence services? yes
  • Local activity required? yes
  • Correct nameserver configuration required? yes
  • Local address of the domain owner is required.
  • Local address of the domain administrator is required
  • The owner of a .COM.SG domain needs to be an organization
  • A copy of the commercial license (companies) is required
  • Trustee services are possible.
  • Domains may not be registered for selling or trading the domain name
Registration agreement The registry requires that a registration agreement is in place between the provider and the domain holder. The text of this registration agreement and any required supplements is the following:

Due to the regular changes in registry rules and configuration or missing information from registry side, and despite our effort to keep our knowledge base up-to-date, information in the knowledge base may be outdated or incorrect. If you encounter some issue, please report it through the "HotJar" feedback collector on the bottom right, or (if it is blocked by your browser) by clicking the "Submit a request" link below. No rights can be derived from the information in this knowledge base. If there is discrepancy between the knowledge base and the process in Openprovider, the process in Openprovider is leading.

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