Between June 29, 2021, and the 1 243 day after, bj.col.com.cn had a total of 1 availability checks performed. Out of all the checks as of November 23, 2024, bj.col.com.cn was unavailable or experiencing other issues. 100.00% of the evaluations performed resulted in bj.col.com.cn being inaccessible, which totals 1 events, most recently on June 29, 2021. As of November 23, 2024, there have been no error status codes reported, according to all the responses received. On June 29, 2021, bj.col.com.cn had a recorded response time of — seconds and an average response time of 0.001 seconds.