Analyzing the data indicates 21stcr.org passed 2 availability tests within the 867 day duration from July 8, 2022. Confirming operability 2 times total, 21stcr.org most recently returned a 200 status code on November 20, 2024, according to tests conducted. According to inspections done as of November 22, 2024, there were no instances of 21stcr.org's unavailability. Based on all received replies, there have been no reported responses with an error status as of November 22, 2024. Averaging 1.402 seconds, 21stcr.org's response time on November 20, 2024, was 1.296 seconds.