July 27, 2021, started the 1 369 day period in which mailbox.org had 12 availability tests performed. As of April 18, 2025, mailbox.org responded with a 200 status code and was accessible 12 times out of the total checks that were made. As of April 26, 2025, the checks that were done indicate that there were no instances of mailbox.org being unavailable. There was no error status code returned as of April 26, 2025, according to all responses received. Mailbox.org's response time was 0.538 seconds on April 18, 2025, while the average response time is 0.626 seconds.