Courses.graphicon.ru's availability has been checked 8 times total in the 2 181 day time frame beginning February 18, 2019. The checks held as of February 7, 2025, indicate the unavailability or technical challenges faced by courses.graphicon.ru. With the most recent downtime on May 14, 2024, a total of 7 checks revealed courses.graphicon.ru was down, amounting to 87.50% of the total inspections. The error code 502, which occurred on February 18, 2019, was the most recent error among the 1 responses with errors. On May 14, 2024, courses.graphicon.ru responded in — seconds, its average being 6.040 seconds.