Sifer.us3.list-manage.com passed 1 accessibility checks during the time frame of 1 184 days starting August 26, 2021. Sifer.us3.list-manage.com was up 1 times during the course of the testing, with the most recent uptime occurring on August 26, 2021, responding with a code 200. Sifer.us3.list-manage.com faced no inaccessibility based on all reviews performed as of November 23, 2024. As of November 23, 2024, the replies indicate that no responses with error statuses were received. On August 26, 2021, sifer.us3.list-manage.com's response time contrasted its average, being 0.739 seconds against 0.739 seconds.