According to records, during the 925 days that started on March 22, 2023, 7 uptime tests for muonline.webzen.com were performed. Of all uptime checks conducted, muonline.webzen.com was online 5 times, confirmed on January 17, 2025, by a 200 status response. All assessments completed as of October 2, 2025, indicated that muonline.webzen.com had no recorded incidents of inaccessibility. On January 9, 2024, the latest error detected was code 503 out of the 2 responses that contained errors. On January 17, 2025, the recorded response time was 2.250 seconds compared to muonline.webzen.com's average of 1.829 seconds.