.SG

Name: .SG — TLD Knowledge Base
Creator: SGNIC

Singapore

SGNIC · ccTLD · Updated 2026-09-10

ConditionalIDNTrustee

Specifications

Zone: .sg
Registration: Standard (manual processing)
Registration period: 1 year
Character length: 1-63
Nameservers: 2-7 nameservers
Transfer time: Manual (days)
Auth code format: Standard EPP
Redemption period: Standard
Handle updates: Yes
Trustee service: Yes
WHOIS update: Standard
WHOIS server: whois.sgnic.sg
Connection: Direct
Data set: ccTLD
Trustee for: ADMINC
Auth code: Yes

Eligibility & Restrictions

.SG: individual or company with local presence OR agent in Singapore. .COM.SG: Singaporean companies or entities with local agent. Individuals: SingPass ID required (NRIC/FIN format). Companies: UEN (Unique Entity Number) required, must exactly match ACRA records. SGNIC does not permit sale/trade/assignment of .SG domains.

SingPass verification compulsory for all new .SG registrations. UEN must exactly match ACRA records. Marketplace resale prohibited by SGNIC.

Registration

Registry allows up to 10 years. We currently offer 1 year.

Transfer Procedure

Manual transfer process with auth code. Processing may take several days.

📘 ICANN Transfer Policy (IRTP) — See ICANN Transfer Policy for the full IRTP framework, auth code rules, 60-day lock periods, and TEAC.

Registrant Change

Standard. SingPass verification may be required for new admin contact.

📘 ICANN OwnerChange (COR) — See ICANN OwnerChange for COR triggers, FOA/DA modes, 60-day lock, and opt-out.

Renewal & Deletion

Standard.

📘 ICANN ERRP — See ICANN ERRP for the standard gTLD expiry lifecycle (Auto-Renew Grace → RGP → Pending Delete → Released).

Restore / Redemption Grace Period

Standard RGP.

📘 ICANN ERRP — See ICANN ERRP for RGP details and standard restore fees.

WHOIS / Privacy

WHOIS privacy not generally available due to registry policies. IDN supported (Chinese characters).

📘 ICANN Registration Data Policy — See Registration Data Policy for RDP 2025, RDAP, redaction defaults, and privacy/proxy rules.

NIS2 Compliance

N/A. Singapore not subject to EU NIS2.

📘 NIS2 Compliance — See NIS2 Compliance for Article 28 requirements, registry implementation status, and operational impact.

Known Error Codes & Notes

UEN mismatch: Registration fails if UEN does not exactly match ACRA records.
Custom SingPass rejected: Only standard NRIC/FIN format accepted. Custom SingPass IDs rejected.
No resale: Domain sale in marketplace blocked by SGNIC.

Data controllers

Singapore Network Information Centre (SGNIC) Pte Ltd (org) 10 Pasir Panjang Road, #03-01 Mapletree Business City, Singapore 117438, Singapore
Singapore Network Information Centre (SGNIC) Pte Ltd. — Head (Technical and Ops) (admin) 10 Pasir Panjang Road, #03-01 Mapletree Business City, Singapore 117438, Singapore

Error codes

EF00803
EF01017
EF03008
EF00512
EF01008
EF01009
EF03005
EF01002
EF02069
EF03007
EF03006
EF01075
EF03011
EF01055
EF03040
EF03010
EF01074
EF0103118
EF02070

Required fields

techc/email
ownerc/email
adminc/email

Restrictions

Trustee service is only possible if the domain owner is a company.
Confirmation required. Copy of commercial licence (companies) or copy of Identity Card (individuals).
Local domain administrator (AdminC) required.

Root nameservers

DSANY2.SGNIC.SG
DSANY.SGNIC.SG
DSANY3.SGNIC.SG
PCH.SGZONES.SG
NS4.APNIC.NET

Tasks (API)

update · available · chargeable · manual
transfer · available · chargeable · manual · AuthInfo required
preack · available · manual
delete · available · manual
create · available · chargeable · manual

API

Domain Create

POST https://api.autodns.com/v1/domain

{
  "name": "example.sg",
  "ownerc": {
    "id": 23142212
  },
  "adminc": {
    "id": 23142212
  },
  "techc": {
    "id": 23142212
  },
  "nameServers": [
    {
      "name": "ns1.example.com"
    },
    {
      "name": "ns2.example.com"
    }
  ],
  "confirmOrder": false
}

Domain Transfer

POST https://api.autodns.com/v1/domain/_transfer

{
  "name": "example.sg",
  "auth": "(AUTH_CODE)"
}

Create AuthInfo1

POST https://api.autodns.com/v1/domain/example.sg/_authinfo1

Standard EPP auth code.

Domain Restore

POST https://api.autodns.com/v1/domain/example.sg/_restore