In the 637 days starting February 21, 2023, until today, there have been 1 checks on dfg-viewer.de's operability. From the entirety of checks conducted, dfg-viewer.de was operable 1 times, with the most recent occurrence on February 21, 2023, resulting in a code 200 status. No review indicated any downtime event occurred on dfg-viewer.de as of November 19, 2024. Based on the received replies, it has been confirmed that there were no error responses as of November 19, 2024. Contrasting with the average response time of 0.203 seconds, dfg-viewer.de's response on February 21, 2023, was 0.203 seconds.