In the 957 day period from April 15, 2022, refcardz.dzone.com underwent 1 functioning checks according to the information provided. Refcardz.dzone.com returned a code 200 during its most recent uptime on April 15, 2022, and was accessible 1 times during all tests. As of November 28, 2024, testing indicates that there had been no instances of inoperability for refcardz.dzone.com. All received responses confirm that, as of November 28, 2024, there are no errors in any of them. Records show 0.998 seconds average response time for refcardz.dzone.com, with 0.998 seconds recorded on April 15, 2022.