From December 8, 2020, onward for the next 1 441 days, list-manage4.net was checked for availability 2 times. List-manage4.net responded with a code 200 in 1 out of all the checks that were performed, and the most recent uptime occurred on March 15, 2021. During the tests, no periods of unavailability were detected for list-manage4.net as of November 18, 2024. The error code 404, which occurred on December 8, 2020, was the most recent error among the 1 responses with errors. In contrast to its average response time of 0.539 seconds, list-manage4.net responded in 0.735 seconds on March 15, 2021.