The availability of ca.us has been tested 17 times between February 6, 2019, and the present, a span of 2 117 days. Based on the tests conducted as of November 24, 2024, ca.us was either down or experiencing difficulties. With September 18, 2024, being the most recent occurrence, ca.us experienced 17 downtimes out of all checks, or 100.00% of the total. The responses that had been received as of November 24, 2024, showed that no response had an error status. Against an average of 0.001 seconds, — seconds was ca.us's response time on September 18, 2024.