The operability of harlanbooks.com was checked 2 times during a period of 1 191 days, beginning on August 26, 2021. From whole tests made, harlanbooks.com was up 2 times, most recent uptime recorded December 25, 2021, replying with a code 200. Reports as of November 29, 2024, indicated that harlanbooks.com had never experienced periods of inactivity. According to records, no reply with an error status had been received as of November 29, 2024. The response time of harlanbooks.com was 1.312 seconds on December 25, 2021, compared to 1.325 seconds on average.