3 tests were conducted on the operability of duen.de over the 334 days starting on December 27, 2023. Operational in 3 instances throughout checks, duen.de's last uptime on May 17, 2024, responded with a code 200. During inspections carried out as of November 25, 2024, duen.de had no instances of unavailability. According to all replies received as of November 25, 2024, there are no responses with an error status. Duen.de had a 0.174 seconds response time, contrasted by a 0.215 seconds average, on May 17, 2024.