From August 7, 2019, onward for the next 2 064 days, yfu.lt was checked for availability 2 times. Tests reveal 2 uptimes of yfu.lt, on April 8, 2021, the latest check got a code 200 in response, proving it was accessible. As of April 2, 2025, no yfu.lt downtime was detected during the assessments that were conducted. None of the responses received as of April 2, 2025, have been reported with an error status. Yfu.lt's April 8, 2021, response time of 0.069 seconds differed from its 0.638 seconds average response time.