During the 1 239 day period from July 14, 2021, availability of diestel-graph-theory.com was checked 5 times. Diestel-graph-theory.com functioned successfully 5 times in total checks performed, the last occurrence noted on August 22, 2024, returning a 200 status code. Reports as of December 5, 2024, indicated that diestel-graph-theory.com had never experienced periods of inactivity. As of December 5, 2024, all responses received have confirmed that there are no errors present in any of the replies. Diestel-graph-theory.com's 0.115 average response time contrasted with 0.102 seconds recorded on August 22, 2024.