Immunology.org's functioning was analyzed 15 times within the 1 301 day time frame beginning May 9, 2021, as per records. Including the September 14, 2021, check that returned a 200 code, immunology.org has been available in 14 out of all attempted tests. Reviews performed as of November 30, 2024, found no cases of immunology.org being inoperable. November 20, 2024, marked the last instance of error, indicated by code 403, out of the 1 responses with errors. The recorded 0.079 seconds response time on November 20, 2024, contrasted immunology.org's average of 0.491 seconds.