4kunbus.de's availability checks had carried out over the past 816 days, starting on August 28, 2022. Availability tests determined kunbus.de was functional 4 times, the last check on September 21, 2024, resulted in a 200 status code. Checks indicated no cases of kunbus.de being out of service as of November 22, 2024. Based on all the replies, as of November 22, 2024, no error status code has been returned. The response time recorded on September 21, 2024, for kunbus.de was 0.102 seconds, contrasting its average of 0.249 seconds.