Starting on November 16, 2021, koeln-bonn-airport.de's operability has been analyzed 3 times over the last 1 106 days. 3 times koeln-bonn-airport.de was available out of the total checks performed, with the most recent uptime on November 19, 2024, returning a code 200. Koeln-bonn-airport.de experienced no interruptions in service during all of the evaluations done as of November 27, 2024. No responses with error statuses were received, according to the replies as of November 27, 2024. With 0.267 seconds as the average, koeln-bonn-airport.de's November 19, 2024, response time was 0.208 seconds.