December 22, 2021, was the beginning of the 1 071 day time frame in which colbob.us4.list-manage.com underwent 2 uptime tests. Analyses confirm colbob.us4.list-manage.com was online 2 times from total checks conducted, with the latest 200 status code response on December 22, 2021. All testing of colbob.us4.list-manage.com as of November 28, 2024, found no instances of inoperability. There are no errors in the responses received as of November 28, 2024, as confirmed by the responses received. Records reveal a 0.180 seconds colbob.us4.list-manage.com response on December 22, 2021, against a 0.394 seconds average.