How often is WHOIS information updated?

The frequency of WHOIS information updates can vary depending on several factors, including the domain registrar, registry policies, and the domain owner's actions. Here are some key points to consider:

1. **Registrar Updates**: Registrars are responsible for updating WHOIS information when changes occur, such as domain registration, renewal, transfer, or modification of contact details. The frequency of registrar updates can vary, but they typically occur in real-time or within a short timeframe after a change is made.

2. **Registry Updates**: Registries, which manage domain extensions (e.g., .com, .net, .org), also maintain WHOIS databases. Updates to WHOIS information at the registry level typically occur in conjunction with registrar updates. Registries may have different update mechanisms and intervals depending on their policies and technical infrastructure.

3. **Manual Updates by Domain Owners**: Domain owners can manually update their WHOIS information through their registrar's account management interface. Updates made by domain owners are typically processed by registrars and reflected in WHOIS records within a short timeframe.

4. **Automated Updates**: Some changes to WHOIS information may occur automatically in response to specific events or actions, such as domain expiration, renewal, or transfer. Automated updates ensure that WHOIS records remain accurate and up-to-date.

5. **Registry-Renewal Grace Periods**: In cases where a domain registration expires but is within a grace period for renewal, WHOIS information may not be immediately updated to reflect the expired status. During the grace period, the domain owner may still have the opportunity to renew the registration, and WHOIS information may remain unchanged.

Overall, WHOIS information is typically updated promptly in response to domain registration and management activities, ensuring the accuracy and currency of the data available in WHOIS records. However, the exact timing of updates may vary depending on registrar and registry processes, as well as other factors influencing domain ownership and management.