WHOIS 记录
查询域名注册商和注册局数据库以查找所有权、域名服务器、注册日期和状态。
Turkey National Cyber Security Status (USOM)
SAFE: No active restrictions found in USOM registryWHOIS 域名摘要
全面支持所有域名后缀（.com、.tr、.io 等）。
This domain name has usage restrictions applied to it.
The .ISTANBUL domain extension is The .istanbul top-level domain (gTLD) is a geographic extension dedicated to the historic city of Istanbul, Turkey. Managed by the Istanbul Metropolitan Municipality (IBB), it is open to local businesses, culture groups, municipal departments, and residents to promote regional tourism. It requires a minimum label length of 2 characters and supports up to 63 characters. It does not support IDN characters, meaning only standard English characters are allowed. Registration is completely open and unrestricted globally to individuals and organizations.