4sunfire.de's availability checks had carried out over the past 1 307 days, starting on September 2, 2021. Sunfire.de was functional 4 times from the aggregate tests performed, last operable March 20, 2025, and replying with 200 status code. As of April 2, 2025, there were no instances of inoperability for sunfire.de based on tests conducted. All received responses confirm that, as of April 2, 2025, there are no errors in any of them. On March 20, 2025, sunfire.de's response time differed from the average, being 0.229 seconds compared to 0.308 seconds.