In the time frame of 1 249 days beginning June 25, 2021, core.bg's availability was checked 5 times. Core.bg, during all tests, proved its functionality 5 times, with the latest uptime on October 27, 2021, confirming a response of code 200. Reports as of November 26, 2024, indicated that core.bg had never experienced periods of inactivity. All replies received confirm that there are no responses with an error status as of November 26, 2024. A response time of 0.945 seconds, with an average of 0.869 seconds, was recorded for core.bg on October 27, 2021.