4 availability checks of sms-kostenlos.de were performed in the 1 273 day period starting on June 28, 2021. Through 1 operational instances across all conducted checks, sms-kostenlos.de affirmed its latest uptime on July 12, 2021, by returning a code 200. Based on all completed evaluations as of December 23, 2024, no periods of inaccessibility were detected for sms-kostenlos.de. On October 27, 2024, the most current of 3 errors was received, with a response code of 403. On October 27, 2024, sms-kostenlos.de responded in a time of 0.324 seconds, which contrasted with its average response time of 0.825 seconds.