Over the previous 2 247 day period beginning on February 6, 2019, there were 7 checks done on catech.kr's availability. Catech.kr was functional 7 times from the aggregate tests performed, last operable January 13, 2025, and replying with 200 status code. As of April 2, 2025, no test results indicated that catech.kr was ever unavailable. As of April 2, 2025, based on all responses received, none of them had returned an error status code.