From August 30, 2021, onward for the next 1 411 days, kpn.dk was checked for availability 2 times. Kpn.dk was operable 2 times from the whole of checks led, last being recorded October 17, 2021, with a code 200 response. As of July 11, 2025, assessments indicated that there had been no cases of inoperability on kpn.dk. It has been noted that as of July 11, 2025, there were no error responses based on the responses that were received. On October 17, 2021, kpn.dk had a response time of 0.967 seconds and an average response time of 0.738 seconds.