1120 Who's Your Daddy

Huo Shaoheng nodded while he moved the cursor to the invalid phone number under the invalid IP address, "This phone number is supposedly an international number, but a four-digit phone number cannot possibly be an international number. It can't even be a domestic number. But some extensions can be four digits."

As everyone knew, extensions could only be connected within a unit's phone line, so it was impossible to directly connect a call using an extension.

Gu Nianzhi had never seen this phone number before, so she was very shocked, "Really? So what's going on then? Who used this phone number?"