Over the past 889 days, since September 1, 2022, 13 times, the availability of knizhkin.org has been tested. Last recorded uptime on January 22, 2025, returning a code 200, knizhkin.org was online 13 times from the complete assessments done. Reviews conducted revealed no unavailability incidents for knizhkin.org as of February 6, 2025. All received responses confirm that, as of February 6, 2025, there are no errors in any of them. Although knizhkin.org responded in 0.115 seconds on January 22, 2025, records show that it took an average of 0.148 seconds to reply.