In the timespan of 337 days from December 23, 2023, there were 2 availability checks completed for the18.us8.list-manage.com. Having been checked 2 times in total, the18.us8.list-manage.com was last confirmed operational on January 28, 2024, as evidenced by a 200 status code. Assessments conducted as of November 25, 2024, revealed that the18.us8.list-manage.com had no periods of downtime. It has been confirmed through all received replies that, as of November 25, 2024, no reply has an error status. The18.us8.list-manage.com's January 28, 2024, response of 0.563 seconds contrasted with its 0.569 seconds average response time.