Analyzing the data indicates 0 tests performed on cis.dfn.de's operability in the 0 days from December 2, 2024, forward. As of December 2, 2024, each assessment conducted revealed that cis.dfn.de experienced downtime or other issues. Based on inspections made as of December 2, 2024, there were no instances of inoperability on cis.dfn.de. As of December 2, 2024, no recorded response had an error status out of all the replies that were received. Records indicate 0 seconds as the December 2, 2024, cis.dfn.de response against the 0.000 seconds average.