From March 14, 2021, through the past 1 345 days, koelner.de's availability has been analyzed 9 times. Koelner.de functioned successfully 9 times in total checks performed, the last occurrence noted on September 9, 2024, returning a 200 status code. As of November 19, 2024, there were no occurrences of downtime reported for koelner.de during inspections. As of November 19, 2024, each response received was confirmed to be free of error status codes. On September 9, 2024, data indicates a koelner.de response time of 0.828 seconds, which is 0.508 seconds on average.