Cengageptr.com had 308 availability checks done during the 1 468 day time frame beginning January 28, 2021. Cengageptr.com has been accessible 86 times out of total tests done, including on the latest May 1, 2024, check returning a 200. Cengageptr.com was out of service during 73 checks, equivalent to 23.70%, with the latest occurrence on February 2, 2025. Error code 404, identified on December 2, 2023, was the latest among the 149 responses found to contain errors. Data indicates cengageptr.com responded in — seconds on February 2, 2025, against its 0.519 seconds average.