WHOIS Lookup Tool Introduction
WHOIS lookup WHOIS is a standardized protocol for searching domain name registration information. By entering a domain name, the user can obtain information including Contact information of the domain name holder、 Registrar name、 Date of registration and expiration date and other key data. Core Functions
- Domain Status Inquiry： Real-time feedback on whether a domain name has been registered or is available for transfer.
- Registration Information Analysis： Displays domain name owner, management email, registrar name and DNS server information.
- Time tracking： Accurately label domain name registration date, expiration time and deletion period (e.g. retention period, redemption period, etc.). How to use
1. Enter the target domain name (e.g. example.com) in the query box. 2;
2. Click the "Search" button, the system will automatically send a request to the WHOIS server. 3;
3. Return structured data within 3 seconds, support one-click copy or export results. International and Domestic Domain Name Rules
International domain names (e.g. .com/.net)： After expiration, the domain name will experience 30-45 days retention period → 30 days redemption period → 5 days deletion period.
Domestic Domain Name (e.g. .cn)： Can be renewed within 35 days of expiration, 36-48 days into the high redemption period, more than 48 days may be deleted. This tool is suitable for Domain investors、 Enterprise IT administrators and Network security researchers， to help users avoid the risk of domain hijacking, plan renewal strategies or conduct brand protection investigations.