Grex.org has been inspected for availability 4 times within the last 2 118 days as of February 6, 2019. Responding with a code 200, grex.org was accessible 4 times, most recently on August 31, 2021, out of the total checks conducted. Assessments performed as of November 25, 2024, found no instances of grex.org being inactive. As confirmed by all replies received as of November 25, 2024, there are no responses with an error status. On August 31, 2021, grex.org had a response time of 0.676 seconds, with an average of 0.442 seconds.