There were 5 times that support.authorize.net's availability was tested during the 1 941 days from August 4, 2019. Including the September 19, 2024, check that returned a 200 code, support.authorize.net has been available in 5 out of all attempted tests. No downtime incidents were noted for support.authorize.net in inspections performed as of November 27, 2024. As of November 27, 2024, no responses were found to have error status based on the replies received. Against an average of 0.974 seconds, support.authorize.net replied in 1.462 seconds on September 19, 2024.