2 tests were conducted on the operability of t-systems.de over the 1 123 days starting on October 31, 2021. Most recently on October 31, 2021, with a 200 status code, t-systems.de was accessible 1 times, out of every test performed. Tests carried out on t-systems.de showed that there were no instances of inactivity as of November 27, 2024. Out of 1 total responses with errors, the most current one was coded 403 on November 17, 2024. The data shows that on November 17, 2024, t-systems.de responded in 0.120 seconds, compared to the average of 0.137 seconds.