The 21st century is an era of continuous development of information technology and continuous improvement of the level of information technology development. The Internet occupies an important position and role in people's lives, and at the same time, it promotes the continuous change of people's ideological values and behavioral performance. Especially for college students with new ideas and fast acceptance of new things, the Internet is playing an irreplaceable role in their lives. Public opinion on the Internet has changed the way students recognize, and it has also changed the world view of college students, Outlook on life and values have brought challenges to the ideological and political education of college students, and also brought opportunities for further development and improvement. Based on the current situation of contemporary Internet public opinion and the development of college students 'ideological and political education work, this article puts forward how to do a good job of college students' ideological and political education work under contemporary Internet public opinion, which has certain reference significance.