General
- Extension
- .com.sg
- Type
- Second-level extension
- Meaning
- Second-level zone under .sg (Singapore)
- Parent extension
- .sg
- Registry
- Singapore Network Information Centre (SGNIC) Pte Ltd
- Registry website
- www.sgnic.sg
- Registered since
- 19 October 1988 (.sg)
Properties
- DNSSEC in the root zone
- .sg: yes
- Name servers
- .sg: 5 (5 with IPv6)
- WHOIS server
- whois.sgnic.sg
- RDAP server
- rdap.sgnic.sg/rdap
- At 1blu
- on request via kissdomain
Registration conditions
The registration conditions for this extension are set by the responsible registry. The current rules are on its website: www.sgnic.sg.
Sources: Registry Singapore Network Information Centre (SGNIC) Pte Ltd · IANA Root Zone Database: .sg · As of 25 October 2026