Is it derogatory to take the lead on the Internet?

This word is not derogatory.

"The first line of the network" is not derogatory, it is used to describe the interpersonal relationship established through the network, especially the friends made in the online community. This word comes from online buzzwords and is often used in the interaction between netizens to show friendliness.

"The first line of the network" often appears in some positive news reports, such as the reunion of long-lost relatives through the network.