whois https://congnghebachkhoa.vn

Domain:
Turn off cache
Try for webbased whois (don't expect it to work yet)

https://congnghebachkhoa.vn
checking....https://congnghebachkhoa.vn
   $ whois https://congnghebachkhoa.vn (cached 22.02.24, 20:18:02)
No whois server is known for this kind of object.