For a period of 2 005 days, 39 times, beginning on January 4, 2021, adu.by was tested for availability. Throughout all checks performed, adu.by was operable 38 times, with the latest uptime recorded on May 12, 2026, returning a code 200. Out of evaluations done, adu.by was down 2.56% of occasions, equaling 1 events, with the most recent on January 4, 2026. Records indicate that as of July 3, 2026, no error status codes had been found in any of the received responses. Data shows a 1.112 seconds adu.by response time on May 12, 2026, compared to 1.444 seconds on average.