Records show that in the 1 259 days from June 14, 2021, 3 uptime tests were completed for proj4js.org. Tests confirm proj4js.org was online 3 times out of total attempts, recently shown by the September 14, 2022, 200 status code response. As of November 25, 2024, there were no occurrences of downtime reported for proj4js.org during inspections. All the replies received indicate that there have been no responses with an error status as of November 25, 2024. On September 14, 2022, proj4js.org's response time of 0.786 seconds differed from its average of 0.425 seconds.