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IANA Root Zone
.CH
Country-code top-level domain
Delegated
Delegation Record for .CH managed by SWITCH The Swiss Education & Research Network.
Registered: 1987-05-20
Updated: 2026-07-01
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WHOIS Server
whois.nic.ch
RDAP Endpoint
Not Configured
Registry ServicesOfficial Website
Authoritative NS
5 Servers
Registry Contacts & Delegation Record
Sponsoring Organisation
SWITCH The Swiss Education & Research Network
Werdstrasse 2
Zurich CH-8021
Switzerland
Administrative Contact
SWITCH TLD Administration
SWITCH The Swiss Education & Research Network
Werdstrasse 2
Zurich CH-8021
Switzerland
Email: tld-admin@switch.ch
Voice: +41 44 268 15 40
Technical Contact
DNS Operations
SWITCH The Swiss Education & Research Network
Werdstrasse 2
Zurich CH-8021
Switzerland
Email: dns-operation@switch.ch
Voice: +41 44 268 15 40
Authoritative Name Servers (5)
| Host Name | IP Address(es) |
|---|---|
| a.nic.ch | 130.59.31.412001:620:0:ff:0:0:0:56 |
| b.nic.ch | 130.59.31.432001:620:0:ff:0:0:0:58 |
| d.nic.ch | 194.0.25.392001:678:20:0:0:0:0:39 |
| e.nic.ch | 194.0.17.12001:678:3:0:0:0:0:1 |
| f.nic.ch | 194.146.106.102001:67c:1010:2:0:0:0:53 |
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