4 tests were conducted on the operability of tel.de over the 193 days starting on May 15, 2024. Tests reveal 4 uptimes of tel.de, on June 22, 2024, the latest check got a code 200 in response, proving it was accessible. No downtime incidents occurred on tel.de as of November 25, 2024, based on all tests. No responses have returned an error status code as of November 25, 2024, based on all that have been received. Compared to its average response time of 0.012 seconds, tel.de had a response time of 0.012 seconds on June 22, 2024.