The total availability tests of physics.nist.gov performed over the past 1 240 days beginning June 28, 2021, reached 9. 9 times physics.nist.gov was proven operational from checks performed, the latest instance being November 20, 2024, when a 200 status code was received. As of November 20, 2024, no reports of physics.nist.gov becoming inaccessible have been made, according to inspections. The received responses all confirm that, as of November 20, 2024, there were no responses containing errors. With 2.240 seconds as the average, physics.nist.gov's November 20, 2024, response time was 1.744 seconds.