Ns4.blacknight.com was checked for uptime 3 times over 73 days beginning September 10, 2024, according to reports. In every test performed as of November 22, 2024, ns4.blacknight.com was either unreachable or facing issues with functionality. 100.00% of checks resulted in ns4.blacknight.com being inaccessible, occurring 3 times total, most recently on September 20, 2024. As of November 22, 2024, there is no record of any responses with an error status, according to all received replies. On September 20, 2024, the response time of ns4.blacknight.com was — seconds, which is 0.001 seconds on average.