1 times r21online.com's availability was checked over the 4 day time frame starting on January 8, 2025. Every test done found r21online.com to have operational problems or downtime as of January 12, 2025. Out of all inspections performed, r21online.com was down 1 times, equating to 100.00% of the checks, with the most recent downtime on January 8, 2025. As of January 12, 2025, all of the responses have been reported as error-free, according to the replies received. While the average response time of r21online.com is 0.001 seconds, it was — seconds on January 8, 2025.