From March 14, 2021, through the past 1 418 days, koelner.de's availability has been analyzed 10 times. Koelner.de functioned successfully 10 times in total checks performed, the last occurrence noted on November 19, 2024, returning a 200 status code. As of January 30, 2025, there were no occurrences of downtime reported for koelner.de during inspections. As of January 30, 2025, each response received was confirmed to be free of error status codes. On November 19, 2024, data indicates a koelner.de response time of 0.885 seconds, which is 0.545 seconds on average.