4 availability checks were conducted for arclab.isr.umd.edu during the 2 123 days beginning February 5, 2019. Arclab.isr.umd.edu responded with a 200 status code and was up 4 times out of all checks that were conducted, lastly on November 22, 2024. As of November 28, 2024, there was no occasion of downtime reported for arclab.isr.umd.edu out of all inspections. Error statuses in the responses that were received haven't been reported as of November 28, 2024. Arclab.isr.umd.edu, on November 22, 2024, had a response time of 0.721 seconds, compared to its average of 0.708 seconds.