Web based services is a one of the services offered to end users to upgrade the knowledge and free access. In that services libraries provided webpage, Web OPAC, Bulletin Board, access to database, electronic selective dissemination of information, Ask-A-Librarian etc. In this research paper the survey was conducted to know the awareness about web based libraries services in Knowledge research center, Dr. Babasaheb Ambedkar Marathwada University Aurangabad. The data was collected from 94 sampled populations though good design questionnaire. As per the study, 97.87 % users are awareness about web based services and they used 06-09 times (41.31%) per months. The opinion about access of web based library services, the most of the users little bit use of all web based library services. The KRC are needed to introduce other services which is helpful to attract the users towards web based library service and expand knowledge all over the world.