Can I really check the content of short messages with my mobile phone number? There are many research companies on the Internet. Are they reliable?

First, you can't check the content of short messages if you have a mobile phone number.

Second, querying the content of the other party's short message can be solved at the internal technical level of the communication company.

Third, to check the content of the short message, there must be an investigation warrant or search warrant from the public security and inspection departments.

Fourth, survey companies are basically deceptive.