In the time period of 1 380 days beginning February 17, 2021, the data indicates 8 operability checks were conducted for heinemann.com. Availability tests determined heinemann.com was functional 8 times, the last check on November 20, 2024, resulted in a 200 status code. Evaluations of heinemann.com as of November 29, 2024, did not reveal any downtime incidents. Based on the responses received, no error status code was returned as of November 29, 2024. Although heinemann.com responded in 2.192 seconds on November 20, 2024, records show that it took an average of 1.755 seconds to reply.