# Joker.com

Source: https://lemon.domains/domain-registrars/joker (also as .json)

Joker.com is a domain registrar run by CSL Computer Service Langenbach GmbH in Düsseldorf, Germany, accredited by ICANN since the late 1990s (IANA ID 113). It sells domains to individuals and resellers.

- Website: https://www.joker.com
- Legal name: CSL Computer Service Langenbach GmbH
- Headquarters: Düsseldorf, Germany
- Ownership: Private
- Type: Retail registrar
- ICANN accreditation: IANA ID 113
- Other names: CSL Computer Service Langenbach GmbH d/b/a joker.com
- Country-code extensions: .ch .de .eu
- Site languages: German, English
- API: Integrated. Integrated with Lemon Domains (https://dmapi.joker.com/docs/DMAPI-ext.txt)

## Services and extensions (checked October 2026)

- Domain registration, DNS hosting, Email hosting, Reseller program
- WHOIS privacy: Available for a fee

## Support

- Channels: Email or tickets, Help center
- Contact: https://joker.com/faq/

## Sources

- https://joker.com/faq/content/5/476/en/whois-privacy-services.html
- https://joker.com/faq/books/jokercom-faq-en/page/registering-a-domain-name

## Domain management features (confirmed)

- DNSSEC
- Two-factor sign-in

## Company sources (checked October 2026)

- https://domaindetails.com/registrars/csl-computer-service-langenbach-gmbh-d-b-a-joker-com
- https://european-alternatives.eu/de/produkt/joker-com

## Transferring a domain away from Joker.com

In My Domains, choose Modify for the domain, turn off domain protection and request the AUTH-ID. Only the domain's owner can do this, not users with an Admin role.

Part of the list of domain registrars at https://lemon.domains/domain-registrars, kept by Lemon Domains, the domain portfolio manager with a domain MCP server.