In the time period of 1 253 days from June 25, 2021, the data shows kniga.de underwent 20 operability checks. Among all the analyses done, kniga.de operated successfully 20 times, last recording on November 21, 2024, returning a code 200. No recorded periods of inaccessibility were found for kniga.de based on all evaluations completed as of November 30, 2024. All responses confirm that, as of November 30, 2024, there were no error statuses detected. Kniga.de responded on November 21, 2024, in 0.079 seconds, compared to the average response time of 0.111 seconds.