Starting on November 16, 2021, koeln-bonn-airport.de's operability has been analyzed 1 times over the last 1 098 days. 1 times koeln-bonn-airport.de was available out of the total checks performed, with the most recent uptime on November 16, 2021, returning a code 200. Koeln-bonn-airport.de experienced no interruptions in service during all of the evaluations done as of November 18, 2024. No responses with error statuses were received, according to the replies as of November 18, 2024. With 0.160 seconds as the average, koeln-bonn-airport.de's November 16, 2021, response time was 0.160 seconds.