Over the course of 2 127 days from April 13, 2019, data shows add.in underwent 5 uptime checks. Add.in was up 5 times out of all tests completed, and the last recorded uptime was on December 23, 2024, with a code 200 response. As of February 7, 2025, all evaluations showed add.in had no periods of inoperability. As of February 7, 2025, no response had indicated an error status, based on all replies received. Add.in has an average response time of 0.795 seconds, and on December 23, 2024, it was 0.742 seconds.