General
- Extension
- .co.in
- Type
- Second-level extension
- Meaning
- Second-level zone under .in (India)
- Parent extension
- .in
- Registry
- National Internet Exchange of India
- Registry website
- registry.in
- Registered since
- 8 May 1989 (.in)
Properties
- DNSSEC in the root zone
- .in: yes
- Name servers
- .in: 4 (4 with IPv6)
- WHOIS server
- whois.nixiregistry.in
- RDAP server
- rdap.nixiregistry.in/rdap
- At 1blu
- available to order directly
Registration conditions
- Who may register?
- Anyone, worldwide, without nexus. NIXI asks foreign registrants to state their business connection to India; according to the registry this is only a formality.
- Length
- 3 to 63 characters.
- Characters
- Letters, digits and hyphen, no hyphen at the beginning or end.
- Registrant data
- True information on the registrant and the administrative, technical and billing contacts.
- Term
- 1 to 10 years, automatic renewal.
- Technology
- At least one name server is required for resolution.
Sources: NIXI: .IN policies · NIXI: Note for foreign registrants · IANA Root Zone Database: .in · As of 25 October 2026