In the time period of 904 days starting October 10, 2022, the accessibility of nbook.in has been tested 3 times. Returning a 200 status code, nbook.in was up 1 times out of all checks performed, with its latest uptime on October 10, 2022. All testing performed of nbook.in as of April 2, 2025, found zero instances of inoperability. Code 403 marked the most current error noted on February 7, 2025, within the total of 2 error responses. Nbook.in's 0.906 seconds reply on February 7, 2025, contrasted its 1.025 seconds average response time.