1 times i-ser.de's availability was checked over the 1 453 day time frame starting on December 4, 2020. Among the 1 uptime instances out of the total number of checks, i-ser.de was functioning with a 200 status code response on December 4, 2020. Checks that were done as of November 27, 2024, show that i-ser.de was never unavailable. As of November 27, 2024, it has been confirmed that no response contains an error status. On December 4, 2020, i-ser.de responded in 0.066 seconds, contrasting its 0.066 seconds average response time.