8 tests were conducted on the operability of holtgreve.org over the 1 369 days starting on February 24, 2021. The most current uptime of holtgreve.org was on November 19, 2024, and in 8 operability instances throughout all completed checks, it returned a code 200. As of November 25, 2024, holtgreve.org had no instances of inaccessibility reported during the inspections. All the replies received confirm that as of November 25, 2024, there was no reply with an error status. On November 19, 2024, contrasted by a 0.268 seconds average, holtgreve.org's response time was 0.155 seconds.