General
- Extension
- .ch
- Type
- Country-code extension
- Meaning
- Switzerland
- Registry
- SWITCH The Swiss Education & Research Network
- Registry website
- www.nic.ch
- Registered since
- 20 May 1987
Properties
- DNSSEC signed
- yes
- Name servers
- 5 (5 with IPv6)
- WHOIS server
- whois.nic.ch
- RDAP server
- none reported to IANA
- At 1blu
- available to order directly
Registration conditions
- Who may register?
- Any natural or legal person. A Swiss correspondence address is only required if a Swiss authority requests it (then within 30 days).
- Length
- 3 to 63 characters (ACE form), with a few reserved exceptions.
- Characters
- a–z, 0–9, hyphen and umlauts and accents according to the SWITCH character list.
- Registrant data
- Current, complete and correct details; changes must be reported to the registrar without delay. If the identity cannot be established, SWITCH may revoke the domain. On request of a Swiss authority a Swiss correspondence address must be given within 30 days.
- Transfer
- With a transfer code: the current registrar issues it at the holder's request; otherwise the holder can get it directly from SWITCH. The new registrar submits the code; if it is correct, the transfer is carried out immediately. After that, no further transfer is possible for 60 days.
Sources: SWITCH terms and conditions · SWITCH TAV · SWITCH: Registrar Agreement (section 5.4.3) · SWITCH: EPP manual · IANA Root Zone Database: .ch · As of 28 October 2026