Registrar-Lock Explained

REGISTRAR-LOCK is a status code that can be set on an Internet domain name by the sponsoring registrar of the domain name.^{[1] [2]} This is usually done in order to prevent unauthorized, unwanted or accidental changes to the domain name.

When set, the following actions are prohibited by the domain name registry:

• Modification of the domain name, including:
  • Transferring of the domain name
  • Deletion of the domain name
• Modification of the domain contact details

Renewal of the domain name is, however, still possible when REGISTRAR-LOCK is set.

Not all Top-level domains (TLDs) support REGISTRAR-LOCK,^[3] e.g. .org.uk, and others.

The .ca TLD added support for REGISTRAR-LOCK in October 2010.

, section 6, and, section 2.1, lists the different status codes and their descriptions.

See also

• Domain privacy
• Domain slamming
• Transfer secret

References

1. - NSI Registry Registrar Protocol (RRP) Version 1.1.0
2. - VeriSign Registry Registrar Protocol (RRP) Version 2.0.0
3. Web site: Does Your Domain Have a Registry Lock? – Krebs on Security . 24 January 2020 . 2022-06-16 . en-US.