Fed-sudoku.eu's functioning was analyzed 2 times within the 2 168 day time frame beginning February 3, 2019, as per records. 2 times fed-sudoku.eu was available out of the total checks performed, with the most recent uptime on January 10, 2025, returning a code 200. During inspections, no instances of unavailability were found for fed-sudoku.eu as of January 10, 2025. Based on the replies received as of January 10, 2025, it has been confirmed that there are no responses with error status. The recorded response time of fed-sudoku.eu on January 10, 2025, was 0.106 seconds, compared to an average of 0.111 seconds.