The total availability tests of vzlbs.gbv.de performed over the past 2 153 days beginning February 19, 2019, reached 1. Having been checked 1 times in total, vzlbs.gbv.de was last confirmed operational on February 19, 2019, as evidenced by a 200 status code. As of January 11, 2025, reviews found no instances of vzlbs.gbv.de being unavailable. No errors in any responses were reported as of January 11, 2025, based on the received replies. On February 19, 2019, vzlbs.gbv.de replied in 0.105 seconds, contrasting its average response time of 0.105 seconds.