According to the inquiry method, we know that Tik Tok can be registered with his real name, and Tik Tok is recorded in the background. The police can check his information through Tik Tok, and then check his real information through information. But the general police can't find personal information, only under special circumstances, such as handling a case. Therefore, Tik Tok can check whether it is registered with a real name.

According to the provisions of Article 115 of the Criminal Procedure Law, public security organs should investigate criminal cases that have been put on file, and collect and obtain evidence of criminal suspects' guilt or innocence, light or heavy crimes. An active criminal or a major suspect may be detained in advance according to law, and a criminal suspect who meets the conditions for arrest shall be arrested according to law.