The availability of usm.sona-systems.com has been tested 3 times between January 18, 2021, and the present, a span of 1 469 days. There were 3 instances of usm.sona-systems.com uptime that were recorded from the tests, including a code 200 result on January 22, 2021. During the inspections carried out as of January 26, 2025, there were no instances of unavailability for usm.sona-systems.com. As of January 26, 2025, no errors have been encountered according to all received responses. Although usm.sona-systems.com responded in 0.807 seconds on January 22, 2021, records show that it took an average of 0.808 seconds to reply.