The total availability checks of sumgim21.org performed over 782 days starting October 2, 2022, is 1. During the course of the checks, sumgim21.org was online 1 times, the last uptime occurred on October 2, 2022, and a code 200 was returned. There were no inaccessibility incidents found for sumgim21.org through all tests conducted as of November 23, 2024. There have been no error status codes in any responses as of November 23, 2024, according to all received replies. Records indicate a 0.607 seconds average response time for sumgim21.org, while on October 2, 2022, it responded in 0.607 seconds.