3 availability checks of herokucdn.com were performed in the 1 403 day period starting on March 3, 2021. Each evaluation performed as of January 5, 2025, found herokucdn.com to be either offline or experiencing difficulties. Testing as of January 5, 2025, showed no instances of herokucdn.com becoming unavailable. The latest error identified within the 3 responses was code 403, which was detected on December 29, 2024. Against an average of 0.301 seconds, the response from herokucdn.com was 0.316 seconds on December 29, 2024.