Kto dzwonił z numeru 25299130399

I have several phone calls from this unrecognized number. I need to know who he/she is.

I had recieved 2 calls from this number 25299130399, please block from your outgoing trunk to avoid fraud

he estado recibiendo llamadas con mensajes eróticos de este numero  por favor bloquearlo.

Same happened to me....i received 2 calls from this number. I did not answer . Should i report it to the police? Is it a fraud? If anyone know, Please help.

received call from this number, screen turned black, did not answer call. Checked log later to track call.