Uptime testing reached 3 checks over the 2 115 days from February 3, 2019, for harpercollins.com as per the data. Analyses confirm harpercollins.com was online 2 times from total checks conducted, with the latest 200 status code response on December 7, 2020. Inspections conducted as of November 18, 2024, reveal that there were no periods of unavailability on harpercollins.com. Among 1 responses containing errors, the occurrence on November 18, 2024, coded 403, was the latest. On November 18, 2024, harpercollins.com's response time of 0.351 seconds differed from its average of 0.743 seconds.