WHOIS查詢
查詢任意網域的註冊資料：註冊商、註冊和到期日期、網域名稱伺服器以及聯絡資訊（在公開的情況下）。
如何使用本工具
- 1
Type a registrable domain such as example.com into the input (no http:// and no subdomain like www).
- 2
Click 'Lookup WHOIS' to query the authoritative WHOIS servers for that domain.
- 3
Read the returned record, which is grouped by the WHOIS server that answered (registry first, then registrar).
- 4
Scan for the fields you need — Registrar, Created/Updated/Expiry dates, Name Server, and Domain Status.
什麼是WHOIS？
WHOIS是一個公開的網域註冊資料資料庫。每次網域註冊都會建立一筆WHOIS記錄，包含註冊商、註冊日期、到期日期以及（在歷史上）註冊持有人的聯絡資訊。隱私服務和ICANN的規定如今已隱藏了大部分個人資訊，但你仍可檢視註冊商、網域名稱伺服器和關鍵日期。它適用於：檢查網域到期時間、識別註冊商，以及核實所有權聲明。
常見使用場景
Confirm when a domain expires so you can renew before it drops or someone else grabs it.
Identify which registrar a domain uses before initiating a transfer or filing an abuse report.
Check Domain Status (EPP) codes to see whether a domain is locked, on hold, or pending deletion.
Verify the name servers a domain points to when debugging DNS or a recent migration.
Estimate a domain's age from its creation date while evaluating it for purchase or backlinks.
Gather registrar contact details to send an inquiry about buying a privacy-protected domain.