Co.cc domain name registrar carelessly applies to privacy

The domain name registrant co.cc is quite well known.
Registers domains of the third level for free and provides a convenient control panel. Beautiful names sells for money.
But in this, if I may say so, a barrel of honey has a fly in the ointment. Namely - using a certain technique, anyone can see the data specified during registration, even if the user wishes to hide them.


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Here is a page with their Whois service.


But what you can get (Zvezdachkami replaced the characters to preserve anonymity)
technexus.co.cc | Address : 1**9 NC**e, B**e,ID, United States, 8**4 | Telephone : 2*8-5*4-1**4 | Fax : 2*8-5*4-1**4 | Email : o*****s@b*****s.com | Name : S**n R**e

Obviously, we see that all the y data is received, although the user has hidden it (not visible in the Whois service). E-mail addresses in text form (not graphic) - the material is not only for the spam database. User personal data is an excellent material for social engineering attacks.

I will not specify the details of how to do this, I can only say - think about what , where and why you enter.